Commit graph

1530 commits

Author SHA1 Message Date
Sowjanya Komatineni
aba19827fc soc/tegra: pmc: Support wake events on more Tegra SoCs
This patch allows to create separate irq_set_wake and irq_set_type
implementations for different Tegra designs PMC that has different
wake models which require difference wake registers and different
programming sequence.

AOWAKE model support is available for Tegra186 and Tegra194 only
and it resides within PMC and supports tiered wake architecture.

Tegra210 and prior Tegra designs uses PMC directly to receive wake
events and coordinate the wake sequence.

Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-10-29 13:26:35 +01:00
Sylwester Nawrocki
02fb29882d soc: samsung: chipid: Drop "syscon" compatible requirement
As we dropped the requirement of "syscon" compatible in the chipid
nodes rework code acquiring the regmap to use device_node_to_regmap()
rather than syscon_node_to_regmap().

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-10-28 18:02:04 +01:00
Sylwester Nawrocki
5ea428595c soc: samsung: Add Exynos Adaptive Supply Voltage driver
The Adaptive Supply Voltage (ASV) driver adjusts CPU cluster operating
points depending on exact revision of an SoC retrieved from the CHIPID
block or the OTP memory.  This allows for some power saving as for some
CPU clock frequencies we can lower CPU cluster's supply voltage comparing
to safe values common to all the SoC revisions.

This patch adds support for Exynos5422/5800 SoC, it is partially based
on code from https://github.com/hardkernel/linux repository,
branch odroidxu4-4.14.y, files: arch/arm/mach-exynos/exynos5422-asv.[ch].

Tested on Odroid XU3, XU4, XU3 Lite.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-10-28 17:59:33 +01:00
Anson Huang
7ae399b7d0 soc: imx-scu: Using existing serial_number instead of UID
The soc_device_attribute structure already contains a serial_number
attribute to show SoC's unique ID, just use it to show SoC's unique
ID instead of creating a new file called soc_uid.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-10-28 21:30:12 +08:00
Anson Huang
a0708f559e soc: imx8: Using existing serial_number instead of UID
The soc_device_attribute structure already contains a serial_number
attribute to show SoC's unique ID, just use it to show SoC's unique
ID instead of creating a new file called soc_uid.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-10-28 21:30:12 +08:00
Ben Dooks
96ed1044fa soc: imx: gpc: fix initialiser format
Make the initialiers in imx_gpc_domains C99 format to fix the
following sparse warnings:

drivers/soc/imx/gpc.c:252:30: warning: obsolete array initializer, use C99 syntax
drivers/soc/imx/gpc.c:258:29: warning: obsolete array initializer, use C99 syntax
drivers/soc/imx/gpc.c:269:34: warning: obsolete array initializer, use C99 syntax
drivers/soc/imx/gpc.c:278:30: warning: obsolete array initializer, use C99 syntax

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Fixes: b0682d485f ("soc: imx: gpc: use GPC_PGC_DOMAIN_* indexes")
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-10-26 19:47:31 +08:00
Vivek Gautam
669f78802b soc: qcom: llcc: Add configuration data for SC7180
Add LLCC configuration data for SC7180 SoC which controls
LLCC behaviour.

Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-20 19:15:20 -07:00
Thierry Reding
9f94fadd75 soc/tegra: fuse: Register cell lookups for compatibility
Typically nvmem cells would be stored in device tree. However, for
compatibility with device trees that don't contain nvmem cell
definitions, register lookups for cells currently used by consumers.
This allows the consumers to use the same API to query cells from the
device tree or using the legacy mechanism.

Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-10-16 14:33:16 +02:00
Thierry Reding
f4619c7f68 soc/tegra: fuse: Add cell information
Create nvmem cells for all the fuses currently used by consumers.

Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-10-16 14:33:15 +02:00
Thierry Reding
96ee12b2a2 soc/tegra: fuse: Implement nvmem device
The nvmem framework provides a generic infrastructure and API to access
the type of information stored in fuses such as the Tegra FUSE block.

Implement an nvmem device that can be used to access the information in
a more generic way to decouple consumers from the custom Tegra API and
to add a more formal way of creating the dependency between the FUSE
device and the consumers.

Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-10-16 14:33:14 +02:00
Thierry Reding
9f1022b8bd soc/tegra: fuse: Restore base on sysfs failure
Make sure to also restore the register base address on sysfs
registration failure.

Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-10-16 14:33:13 +02:00
Tejas Patel
e502ff8606 soc: xilinx: Set CAP_UNUSABLE requirement for versal while powering down domain
For "0" requirement which is used to inform firmware that device is
not required currently by master, Versal PLM (Platform Loader and
Manager) which runs on Platform Management Controller and is responsible
platform management of devices that disables clock, power it down
and reset the device. genpd_power_off() is being called during runtime
suspend also. So, if any device goes to runtime suspend state during
resumes it needs to be re-initialized again. It is possible that
drivers do not reinitialize device upon resume from runtime suspend
every time ans so dont want it to be powered down or get reset
during runtime suspend.

In Versal PLM new PM_CAP_UNUSABLE capability is added, which disables
clock only and avoids power down and reset during runtime suspend. Power
and reset will be gated with core suspend.So, this patch sets
CAPABILITY_UNUSABLE requirement during gpd_power_off()
if platform is other than zynqmp.

Signed-off-by: Tejas Patel <tejas.patel@xilinx.com>
Signed-off-by: Jolly Shah <jolly.shah@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-10-16 12:49:41 +02:00
Thara Gopinath
c55b5c6630 soc: qcom: Invert the cooling states for the aoss warming devices
Thermal framework takes 0 as the lowest/default state for a
cooling/warming device. The current code has the order inverted with 1
corresponding to lowest state in hardware and 0 the highest state.
Invert this for a better fit with the thermal framework.

Signed-off-by: Thara Gopinath <thara.gopinath@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-14 20:42:16 -07:00
Stephen Boyd
acbf73bfa0 soc: qcom: llcc: Move regmap config to local variable
This is now a global variable that we're modifying to fix the name.
That isn't terribly thread safe and it's not necessary to be a global so
let's just move this to a local variable instead. This saves space in
the symtab and actually reduces kernel image size because the regmap
config is large and we can replace the initialization of that structure
with a memset and a few member assignments.

Cc: Venkata Narendra Kumar Gutta <vnkgutta@codeaurora.org>
Reviewed-by: Evan Green <evgreen@chromium.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-09 20:56:41 -07:00
Stephen Boyd
2bfd3e7651 soc: qcom: llcc: Name regmaps to avoid collisions
We'll end up with debugfs collisions if we don't give names to the
regmaps created by this driver. Change the name of the config before
registering it so we don't collide in debugfs.

Fixes: 7f9c136216 ("soc: qcom: Add broadcast base for Last Level Cache Controller (LLCC)")
Cc: Venkata Narendra Kumar Gutta <vnkgutta@codeaurora.org>
Reviewed-by: Evan Green <evgreen@chromium.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-09 10:41:47 -07:00
Tero Kristo
5478f912d2 soc: ti: omap-prm: add omap5 PRM data
Add PRM instance data for omap5 family of SoCs. Initially this is just
used to provide reset support.

Reviewed-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2019-10-09 08:55:40 -07:00
Tero Kristo
01f5069efa soc: ti: omap-prm: add am4 PRM data
Add PRM instance data for am4 family of SoCs. Initially this is just
used to provide reset support.

Reviewed-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2019-10-09 08:55:40 -07:00
Tero Kristo
59de827750 soc: ti: omap-prm: add dra7 PRM data
Add PRM instance data for dra7 family of SoCs. Initially this is just
used to provide reset support.

Reviewed-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2019-10-09 08:55:39 -07:00
Tero Kristo
8aa35504a0 soc: ti: omap-prm: add data for am33xx
Add PRM instance data for AM33xx SoC. Includes some basic register
definitions and reset data for now.

Reviewed-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2019-10-09 08:55:39 -07:00
Tero Kristo
0f0faaf4d7 soc: ti: omap-prm: add omap4 PRM data
Add PRM data for omap4 family of SoCs. Initially this is just used to
provide reset support.

Reviewed-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2019-10-09 08:55:38 -07:00
Tero Kristo
d30cd83f68 soc: ti: omap-prm: add support for denying idle for reset clockdomain
TI SoCs hardware reset signals require the parent clockdomain to be
in force wakeup mode while de-asserting the reset, otherwise it may
never complete. To support this, add pdata hooks to control the
clockdomain directly.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Reviewed-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2019-10-09 08:55:38 -07:00
Tero Kristo
c5117a78dd soc: ti: omap-prm: poll for reset complete during de-assert
Poll for reset completion status during de-assertion of reset, otherwise
the IP in question might be accessed before it has left reset properly.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2019-10-09 08:55:37 -07:00
Tero Kristo
3e99cb214f soc: ti: add initial PRM driver with reset control support
Add initial PRM (Power and Reset Management) driver for TI OMAP class
SoCs. Initially this driver only supports reset control, but can be
extended to support rest of the functionality, like powerdomain
control, PRCM irq support etc.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2019-10-09 08:55:36 -07:00
YueHaibing
89da2ba947 soc: qcom: Fix llcc-qcom definitions to include
commit 99356b03b4 ("soc: qcom: Make llcc-qcom a generic driver") move
these out of llcc-qcom.h, make the building fails:

drivers/edac/qcom_edac.c:86:40: error: array type has incomplete element type struct llcc_edac_reg_data
 static const struct llcc_edac_reg_data edac_reg_data[] = {
                                        ^~~~~~~~~~~~~
drivers/edac/qcom_edac.c:87:3: error: array index in non-array initializer
  [LLCC_DRAM_CE] = {
   ^~~~~~~~~~~~
drivers/edac/qcom_edac.c:87:3: note: (near initialization for edac_reg_data)
drivers/edac/qcom_edac.c:88:3: error: field name not in record or union initializer
   .name = "DRAM Single-bit",
...
drivers/edac/qcom_edac.c:169:51: warning: struct llcc_drv_data declared inside parameter
 list will not be visible outside of this definition or declaration
 qcom_llcc_clear_error_status(int err_type, struct llcc_drv_data *drv)
                                                   ^~~~~~~~~~~~~

This patch move the needed definitions back to include.

Reported-by: Hulk Robot <hulkci@huawei.com>
Fixes: 99356b03b4 ("soc: qcom: Make llcc-qcom a generic driver")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-08 17:32:10 -07:00
Christian Hewitt
1d7c541b8a soc: amlogic: meson-gx-socinfo: Add S905X3 ID for VIM3L
VIM3L appears to use a different ID:

[    0.086470] soc soc0: Amlogic Meson SM1 (S905X3) Revision 2b:c (b0:2) Detected

Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2019-10-07 11:13:15 -07:00
Jianxin Pan
240051cb83 soc: amlogic: meson-gx-socinfo: Add A1 and A113L IDs
Add the SoC IDs for the A113L Amlogic A1 SoC.

Signed-off-by: Jianxin Pan <jianxin.pan@amlogic.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2019-10-07 11:13:06 -07:00
Brian Masney
88c1e9404f soc: qcom: add OCMEM driver
The OCMEM driver handles allocation and configuration of the On Chip
MEMory that is present on some Snapdragon SoCs. Devices which have
OCMEM do not have GMEM inside the GPU core, so the GPU must instead
use OCMEM to be functional. Since the GPU is currently the only OCMEM
user with an upstream driver, this is just a minimal implementation
sufficient for statically allocating to the GPU it's chunk of OCMEM.

This driver currently does not read the gmu-sram node that is described
in the device tree bindings. The starting memory address of the GPU's
reserved memory region is hardcoded to zero to match what the hardware
expects. The driver can be updated to read the reserved memory regions
from device tree once other users of OCMEM are added upstream.

Signed-off-by: Brian Masney <masneyb@onstation.org>
Co-developed-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Tested-by: Gabriel Francisco <frc.gabrielgmail.com>
Signed-off-by: Rob Clark <robdclark@chromium.org>
2019-10-07 08:17:33 -07:00
AngeloGioacchino Del Regno
b1d522443b soc: qcom: rpmpd: Add rpm power domains for msm8976
The MSM8956/76 SoCs have two main voltage-level power domains, VDD_CX
and VDD_MX, which also have their own voltage-floor-level (VFL)
corner.

Signed-off-by: AngeloGioacchino Del Regno <kholk11@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-06 22:51:32 -07:00
Sylwester Nawrocki
e386b228ca soc: samsung: chipid: Make exynos_chipid_early_init() static
Add missing static qualifier to the chipid initcall function.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-10-06 17:44:05 +02:00
Anson Huang
30ca9b0474 soc: imx: imx-scu: Getting UID from SCU should have response
The SCU firmware API for getting UID should have response,
otherwise, the message stored in function stack could be
released and then the response data received from SCU will be
stored into that released stack and cause kernel NULL pointer
dump.

Fixes: 73feb4d0f8 ("soc: imx-scu: Add SoC UID(unique identifier) support")
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-10-06 09:21:38 +08:00
Angelo G. Del Regno
83a81c1b86 soc: qcom: smd-rpm: Add MSM8976 compatible
Add a compatible for the RPM on the Qualcomm MSM8976 platform:
this is also valid for MSM8956 and their APQ variants.

Signed-off-by: Angelo G. Del Regno <kholk11@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-04 21:20:10 -07:00
Srinivas Kandagatla
69d2d25311 soc: qcom: socinfo: add sdm845 and sda845 soc ids
This patch adds missing soc ids for sdm845 and sda845

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-01 21:40:01 -07:00
Georgi Djakov
66e6a63391 soc: qcom: smd-rpm: Create RPM interconnect proxy child device
Register a platform device to handle the communication of bus bandwidth
requests with the remote processor. The interconnect proxy device is part
of this remote processor (RPM) hardware. Let's create a icc-smd-rpm proxy
child device to represent the bus throughput functionality that is provided
by the RPM.

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-01 21:40:01 -07:00
Vivek Gautam
99356b03b4 soc: qcom: Make llcc-qcom a generic driver
This makes way for adding future llcc versions.
Also pull out the llcc-qcom specific definitions from includes.
Includes path now contains the only definitions that are
to be exposed to other subsystems.

Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-01 21:40:01 -07:00
Vivek Gautam
a0e72a5ba4 soc: qcom: Rename llcc-slice to llcc-qcom
The cleaning up was done without changing the driver file name
to ensure a cleaner bisect. Change the file name now to facilitate
making the driver generic in subsequent patch.

Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-01 21:40:01 -07:00
Vivek Gautam
a14b820316 soc: qcom: llcc cleanup to get rid of sdm845 specific driver file
A single file should suffice the need to program the llcc for
various platforms. Get rid of sdm845 specific driver file to
make way for a more generic driver.

Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-10-01 21:40:01 -07:00
Thierry Reding
c9e753767a soc/tegra: pmc: Fix crashes for hierarchical interrupts
Interrupts that don't have an associated wake event or GPIO wake events
end up with an associate IRQ chip that is NULL and which causes IRQ code
to crash. This is because we don't implicitly set the parent IRQ chip by
allocating the interrupt at the parent. However, there really isn't a
corresponding interrupt at the parent, so we need to work around this by
setting the special no_irq_chip as the IRQ chip for these interrupts.

Fixes: 19906e6b16 ("soc/tegra: pmc: Add wake event support")
Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-10-01 17:20:26 +02:00
Nagarjuna Kristam
0a728e0bda soc/tegra: fuse: Add FUSE clock check in tegra_fuse_readl()
tegra_fuse_readl() can be called from drivers at any time. If this API
is called before tegra_fuse_probe(), we end up enabling the clock before
it is registered. Add a check for the FUSE clock in tegra_fuse_readl()
and propagate any errors.

Signed-off-by: Nagarjuna Kristam <nkristam@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-10-01 17:02:17 +02:00
Biju Das
6655c568ce soc: renesas: rcar-sysc: Add r8a774b1 support
Add support for RZ/G2N (R8A774B1) SoC power areas to the R-Car SYSC
driver.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Link: https://lore.kernel.org/r/1569223780-54304-1-git-send-email-biju.das@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
2019-10-01 10:29:40 +02:00
Geert Uytterhoeven
3b1600c515 soc: renesas: rcar-sysc: Remove unneeded inclusion of <linux/bug.h>
No R-Car or RZ/G SYSC driver uses any of the definitions provided by
<linux/bug.h>, hence there is no need to include this header file.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Link: https://lore.kernel.org/r/20190920144705.27394-1-geert+renesas@glider.be
2019-10-01 10:30:06 +02:00
Geert Uytterhoeven
8c32c5ff87 soc: renesas: r8a774c0-sysc: Fix power request conflicts
Describe the location and contents of the SYSCEXTMASK register on
RZ/G2E, to prevent conflicts between internal and external power
requests.

Based on a patch in the BSP by Dien Pham <dien.pham.ry@renesas.com>.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Link: https://lore.kernel.org/r/20190920143523.23125-1-geert+renesas@glider.be
2019-10-01 10:30:03 +02:00
Biju Das
26405045e7 soc: renesas: rcar-rst: Add support for RZ/G2N
Add support for RZ/G2N (R8A774B1) to the R-Car RST driver.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Link: https://lore.kernel.org/r/1568881036-4404-5-git-send-email-biju.das@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
2019-10-01 10:29:40 +02:00
Biju Das
574cb72172 soc: renesas: Identify RZ/G2N
This patch adds support for identifying the RZ/G2N (r8a774b1) SoC.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Link: https://lore.kernel.org/r/1567675844-19247-3-git-send-email-biju.das@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
2019-10-01 10:29:40 +02:00
Biju Das
d634055c4b soc: renesas: Add Renesas R8A774B1 config option
Add configuration option for the RZ/G2N (R8A774B1) SoC.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Link: https://lore.kernel.org/r/1567675844-19247-4-git-send-email-biju.das@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
2019-10-01 10:29:40 +02:00
Geert Uytterhoeven
b34095cbc2 soc: renesas: r8a77990-sysc: Fix power request conflicts
Describe the location and contents of the SYSCEXTMASK register on R-Car
E3, to prevent conflicts between internal and external power requests.

Based on a patch in the BSP by Dien Pham <dien.pham.ry@renesas.com>.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Link: https://lore.kernel.org/r/20190828113618.6672-8-geert+renesas@glider.be
2019-10-01 10:29:59 +02:00
Geert Uytterhoeven
ee038b88c6 soc: renesas: r8a77980-sysc: Fix power request conflicts
Describe the location and contents of the SYSCEXTMASK register on R-Car
V3H, to prevent conflicts between internal and external power requests.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Link: https://lore.kernel.org/r/20190828113618.6672-7-geert+renesas@glider.be
2019-10-01 10:29:55 +02:00
Geert Uytterhoeven
a228560c52 soc: renesas: r8a77970-sysc: Fix power request conflicts
Describe the location and contents of the SYSCEXTMASK register on R-Car
V3M, to prevent conflicts between internal and external power requests.

Based on a patch in the BSP by Dien Pham <dien.pham.ry@renesas.com>.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Link: https://lore.kernel.org/r/20190828113618.6672-6-geert+renesas@glider.be
2019-10-01 10:29:51 +02:00
Geert Uytterhoeven
fd73351943 soc: renesas: r8a77965-sysc: Fix power request conflicts
Describe the location and contents of the SYSCEXTMASK register on R-Car
M3-N, to prevent conflicts between internal and external power requests.

Based on a patch in the BSP by Dien Pham <dien.pham.ry@renesas.com>.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Link: https://lore.kernel.org/r/20190828113618.6672-5-geert+renesas@glider.be
2019-10-01 10:29:49 +02:00
Geert Uytterhoeven
5a6cf826b3 soc: renesas: r8a7796-sysc: Fix power request conflicts
Describe the location and contents of the SYSCEXTMASK register on R-Car
M3-W, to prevent conflicts between internal and external power requests.

This register does not exist on R-Car M3-W ES1.x.

Based on a patch in the BSP by Dien Pham <dien.pham.ry@renesas.com>.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Link: https://lore.kernel.org/r/20190828113618.6672-4-geert+renesas@glider.be
2019-10-01 10:29:47 +02:00
Geert Uytterhoeven
0e0c4db2fa soc: renesas: r8a7795-sysc: Fix power request conflicts
Describe the location and contents of the SYSCEXTMASK register on R-Car
H3, to prevent conflicts between internal and external power requests.

This register does not exist on R-Car H3 ES1.x and ES2.x.

Based on a patch in the BSP by Dien Pham <dien.pham.ry@renesas.com>.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Link: https://lore.kernel.org/r/20190828113618.6672-3-geert+renesas@glider.be
2019-10-01 10:29:43 +02:00
Geert Uytterhoeven
44b5100f7b soc: renesas: rcar-sysc: Prepare for fixing power request conflicts
Recent R-Car Gen3 SoCs added an External Request Mask Register to the
System Controller (SYSC).  This register allows to mask external power
requests for CPU or 3DG domains, to prevent conflicts between powering
off CPU cores or the 3D Graphics Engine, and changing the state of
another power domain through SYSC, which could lead to CPG state machine
lock-ups.

Add support for making use of this register.  Take into account that the
register is optional, and that its location and contents are
SoC-specific.

Note that the issue fixed by this cannot happen in the upstream kernel,
as upstream has no support for graphics acceleration yet.  SoCs lacking
the External Request Mask Register may need a different mitigation in
the future.

Inspired by a patch in the BSP by Dien Pham <dien.pham.ry@renesas.com>.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Link: https://lore.kernel.org/r/20190828113618.6672-2-geert+renesas@glider.be
2019-10-01 10:29:40 +02:00
Linus Torvalds
399eb9b6cb ARM: SoC driver updates for v5.4
The branch contains driver changes that are tightly
 connected to SoC specific code. Aside from smaller
 cleanups and bug fixes, here is a list of the notable
 changes.
 
 New device drivers:
 
 - The Turris Mox router has a new "moxtet" bus driver
   for its on-board pluggable extension bus. The
   same platform also gains a firmware driver.
 
 - The Samsung Exynos family gains a new Chipid driver
   exporting using the soc device sysfs interface
 
 - A similar socinfo driver for Qualcomm Snapdragon
   chips.
 
 - A firmware driver for the NXP i.MX DSP IPC protocol
   using shared memory and a mailbox
 
 Other changes:
 
 - The i.MX reset controller driver now supports the
   NXP i.MX8MM chip
 
 - Amlogic SoC specific drivers gain support for
   the S905X3 and A311D chips
 
 - A rework of the TI Davinci framebuffer driver to
   allow important cleanups in the platform code
 
 - A couple of device drivers for removed ARM SoC
   platforms are removed. Most of the removals were
   picked up by other maintainers, this contains
   whatever was left.
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC driver updates from Arnd Bergmann:
 "This contains driver changes that are tightly connected to SoC
  specific code. Aside from smaller cleanups and bug fixes, here is a
  list of the notable changes.

  New device drivers:

   - The Turris Mox router has a new "moxtet" bus driver for its
     on-board pluggable extension bus. The same platform also gains a
     firmware driver.

   - The Samsung Exynos family gains a new Chipid driver exporting using
     the soc device sysfs interface

   - A similar socinfo driver for Qualcomm Snapdragon chips.

   - A firmware driver for the NXP i.MX DSP IPC protocol using shared
     memory and a mailbox

  Other changes:

   - The i.MX reset controller driver now supports the NXP i.MX8MM chip

   - Amlogic SoC specific drivers gain support for the S905X3 and A311D
     chips

   - A rework of the TI Davinci framebuffer driver to allow important
     cleanups in the platform code

   - A couple of device drivers for removed ARM SoC platforms are
     removed. Most of the removals were picked up by other maintainers,
     this contains whatever was left"

* tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (123 commits)
  bus: uniphier-system-bus: use devm_platform_ioremap_resource()
  soc: ti: ti_sci_pm_domains: Add support for exclusive and shared access
  dt-bindings: ti_sci_pm_domains: Add support for exclusive and shared access
  firmware: ti_sci: Allow for device shared and exclusive requests
  bus: imx-weim: remove incorrect __init annotations
  fbdev: remove w90x900/nuc900 platform drivers
  spi: remove w90x900 driver
  net: remove w90p910-ether driver
  net: remove ks8695 driver
  firmware: turris-mox-rwtm: Add sysfs documentation
  firmware: Add Turris Mox rWTM firmware driver
  dt-bindings: firmware: Document cznic,turris-mox-rwtm binding
  bus: moxtet: fix unsigned comparison to less than zero
  bus: moxtet: remove set but not used variable 'dummy'
  ARM: scoop: Use the right include
  dt-bindings: power: add Amlogic Everything-Else power domains bindings
  soc: amlogic: Add support for Everything-Else power domains controller
  fbdev: da8xx: use resource management for dma
  fbdev: da8xx-fb: drop a redundant if
  fbdev: da8xx-fb: use devm_platform_ioremap_resource()
  ...
2019-09-16 15:52:38 -07:00
Linus Torvalds
2b97c39514 ARM: SoC platform updates for v5.4
The main change this time around is a cleanup of some of the oldest
 platforms based on the XScale and ARM9 CPU cores, which are between 10
 and 20 years old.
 
 The Kendin/Micrel/Microchip KS8695, Winbond/Nuvoton W90x900 and Intel
 IOP33x/IOP13xx platforms are removed after we determined that nobody is
 using them any more.
 
 The TI Davinci and NXP LPC32xx platforms on the other hand are still in
 active use and are converted to the ARCH_MULTIPLATFORM build, meaning
 that we can compile a kernel that works on these along with most other
 ARMv5 platforms. Changes toward that goal are also merged for IOP32x,
 but additional work is needed to complete this. Patches for the
 remaining ARMv5 platforms have started but need more work and some
 testing.
 
 Support for the new ASpeed AST2600 gets added, this is based on the
 Cortex-A7 ARMv7 core, and is a newer version of the existing ARMv5 and
 ARMv6 chips in the same family.
 
 Other changes include a cleanup of the ST-Ericsson ux500 platform
 and the move of the TI Davinci platform to a new clocksource driver.
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC platform updates from Arnd Bergmann:
 "The main change this time around is a cleanup of some of the oldest
  platforms based on the XScale and ARM9 CPU cores, which are between 10
  and 20 years old.

  The Kendin/Micrel/Microchip KS8695, Winbond/Nuvoton W90x900 and Intel
  IOP33x/IOP13xx platforms are removed after we determined that nobody
  is using them any more.

  The TI Davinci and NXP LPC32xx platforms on the other hand are still
  in active use and are converted to the ARCH_MULTIPLATFORM build,
  meaning that we can compile a kernel that works on these along with
  most other ARMv5 platforms. Changes toward that goal are also merged
  for IOP32x, but additional work is needed to complete this. Patches
  for the remaining ARMv5 platforms have started but need more work and
  some testing.

  Support for the new ASpeed AST2600 gets added, this is based on the
  Cortex-A7 ARMv7 core, and is a newer version of the existing ARMv5 and
  ARMv6 chips in the same family.

  Other changes include a cleanup of the ST-Ericsson ux500 platform and
  the move of the TI Davinci platform to a new clocksource driver"

[ The changes had marked INTEL_IOP_ADMA and USB_LPC32XX as being
  buildable on other platforms through COMPILE_TEST, but that causes new
  warnings that I most definitely do not want to see during the merge
  window as that could hide other issues.

  So the COMPILE_TEST option got disabled for them again   - Linus ]

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (61 commits)
  ARM: multi_v5_defconfig: make DaVinci part of the ARM v5 multiplatform build
  ARM: davinci: support multiplatform build for ARM v5
  arm64: exynos: Enable exynos-chipid driver
  ARM: OMAP2+: Delete an unnecessary kfree() call in omap_hsmmc_pdata_init()
  ARM: OMAP2+: move platform-specific asm-offset.h to arch/arm/mach-omap2
  ARM: davinci: dm646x: Fix a typo in the comment
  ARM: davinci: dm646x: switch to using the clocksource driver
  ARM: davinci: dm644x: switch to using the clocksource driver
  ARM: aspeed: Enable SMP boot
  ARM: aspeed: Add ASPEED AST2600 architecture
  ARM: aspeed: Select timer in each SoC
  dt-bindings: arm: cpus: Add ASPEED SMP
  ARM: imx: stop adjusting ar8031 phy tx delay
  mailmap: map old company name to new one @microchip.com
  MAINTAINERS: at91: remove the TC entry
  MAINTAINERS: at91: Collect all pinctrl/gpio drivers in same entry
  ARM: at91: move platform-specific asm-offset.h to arch/arm/mach-at91
  MAINTAINERS: Extend patterns for Samsung SoC, Security Subsystem and clock drivers
  ARM: s3c64xx: squash samsung_usb_phy.h into setup-usb-phy.c
  ARM: debug-ll: Add support for r7s9210
  ...
2019-09-16 15:48:14 -07:00
Arnd Bergmann
3dc8dcb02f Qualcomm ARM Based Driver Updates for v5.4
* Add AOSS QMP support
 * Various fixups for Qualcomm SCM
 * Add socinfo driver
 * Add SoC serial number attribute and associated APIs
 * Add SM8150 and SC7180 support in Qualcomm SCM
 * Fixup max processor count in SMEM
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Merge tag 'qcom-drivers-for-5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/drivers

Qualcomm ARM Based Driver Updates for v5.4

* Add AOSS QMP support
* Various fixups for Qualcomm SCM
* Add socinfo driver
* Add SoC serial number attribute and associated APIs
* Add SM8150 and SC7180 support in Qualcomm SCM
* Fixup max processor count in SMEM

* tag 'qcom-drivers-for-5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux:
  soc: qcom: aoss: Add AOSS QMP support
  dt-bindings: soc: qcom: aoss: Add SM8150 and SC7180 support
  dt-bindings: firmware: scm: Add SM8150 and SC7180 support
  dt-bindings: firmware: scm: re-order compatible list
  soc: qcom: smem: Update max processor count
  soc: qcom: socinfo: Annotate switch cases with fall through
  soc: qcom: Extend AOSS QMP driver to support resources that are used to wake up the SoC.
  soc: qcom: socinfo: Expose image information
  soc: qcom: socinfo: Expose custom attributes
  soc: qcom: Add socinfo driver
  base: soc: Export soc_device_register/unregister APIs
  base: soc: Add serial_number attribute to soc
  firmware: qcom_scm: Cleanup code in qcom_scm_assign_mem()
  firmware: qcom_scm: Fix some typos in docs and printks
  firmware: qcom_scm: Use proper types for dma mappings
2019-09-12 13:46:20 +02:00
Lee Jones
8928e917ae soc: qcom: geni: Provide parameter error checking
When booting with ACPI, the Geni Serial Engine is not set as the I2C/SPI
parent and thus, the wrapper (parent device) is unassigned.  This causes
the kernel to crash with a null dereference error.

Link: https://lore.kernel.org/r/20190905082555.15020-1-lee.jones@linaro.org
Fixes: 8bc529b253 ("soc: qcom: geni: Add support for ACPI")
Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-09-06 11:08:08 +02:00
Arnd Bergmann
b8580b2831 Samsung soc drivers changes for v5.4, part 2
Fixes and cleanups for recently introduced Exynos chipid driver.
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Merge tag 'samsung-drivers-5.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/drivers

Samsung soc drivers changes for v5.4, part 2

Fixes and cleanups for recently introduced Exynos chipid driver.

* tag 'samsung-drivers-5.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  soc: samsung: chipid: Select missing dependency for EXYNOS_CHIPID
  soc: samsung: chipid: Remove the regmap lookup error log
  soc: samsung: chipid: Fix memory leak in error path

Link: https://lore.kernel.org/r/20190904175002.10487-3-krzk@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-09-04 22:32:30 +02:00
Lokesh Vutla
de8a618f30 soc: ti: ti_sci_pm_domains: Add support for exclusive and shared access
TISCI protocol supports for enabling the device either with exclusive
permissions for the requesting host or with sharing across the hosts.
There are certain devices which are exclusive to Linux context and
there are certain devices that are shared across different host contexts.
So add support for getting this information from DT by increasing
the power-domain cells to 2.

For keeping the DT backward compatibility intact, defaulting the
device permissions to set the exclusive flag set. In this case the
power-domain-cells is 1.

Reviewed-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-09-04 20:44:35 +02:00
Arnd Bergmann
bff00fdf03 i.MX drivers update for 5.4:
- A series from Anson Huang to add UID support for i.MX8 SoC and SCU
    drivers.
  - A series from Daniel Baluta to add DSP IPC driver for communication
    between host AP (Linux) and the firmware running on DSP embedded in
    i.MX8 SoCs.
  - A small fix for GPCv2 error code printing.
  - Switch from module_platform_driver_probe() to module_platform_driver()
    for imx-weim driver, as we need the driver to probe again when device
    is present later.
  - Add optional burst clock mode support for imx-weim driver.
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Merge tag 'imx-drivers-5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/drivers

i.MX drivers update for 5.4:
 - A series from Anson Huang to add UID support for i.MX8 SoC and SCU
   drivers.
 - A series from Daniel Baluta to add DSP IPC driver for communication
   between host AP (Linux) and the firmware running on DSP embedded in
   i.MX8 SoCs.
 - A small fix for GPCv2 error code printing.
 - Switch from module_platform_driver_probe() to module_platform_driver()
   for imx-weim driver, as we need the driver to probe again when device
   is present later.
 - Add optional burst clock mode support for imx-weim driver.

* tag 'imx-drivers-5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  soc: imx: gpcv2: Print the correct error code
  bus: imx-weim: use module_platform_driver()
  firmware: imx: Add DSP IPC protocol interface
  soc: imx-scu: Add SoC UID(unique identifier) support
  bus: imx-weim: optionally enable burst clock mode
  firmware: imx: scu-pd: Add IRQSTR_DSP PD range
  firmware: imx: scu-pd: Add mu13 b side PD range
  firmware: imx: scu-pd: Rename mu PD range to mu_a
  soc: imx8: Add i.MX8MM UID(unique identifier) support
  soc: imx8: Add i.MX8MQ UID(unique identifier) support

Link: https://lore.kernel.org/r/20190825153237.28829-1-shawnguo@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-09-03 22:44:04 +02:00
Arnd Bergmann
87288375bb soc: amlogic: updates for v5.4 (round 2)
- add power domain controller
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Merge tag 'amlogic-drivers-2.1' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic into arm/drivers

soc: amlogic: updates for v5.4 (round 2)
- add power domain controller

* tag 'amlogic-drivers-2.1' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic:
  dt-bindings: power: add Amlogic Everything-Else power domains bindings
  soc: amlogic: Add support for Everything-Else power domains controller

Link: https://patchwork.kernel.org/patch/11122205/
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-09-03 22:28:58 +02:00
Arnd Bergmann
957af18f05 cmdq helper:
reoder function parameter and change size of the parameters
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Merge tag 'v5.3-next-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux into arm/drivers

cmdq helper:
reoder function parameter and change size of the parameters

* tag 'v5.3-next-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux:
  soc: mediatek: cmdq: change the type of input parameter
  soc: mediatek: cmdq: reorder the parameter

Link: https://lore.kernel.org/r/8c860e37-3816-d75f-fc37-ce496905ba73@gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-09-03 22:18:34 +02:00
Arnd Bergmann
916b4ab867 soc: amlogic: driver updates for v5.4
Highlights
 - clk-measure: support new S905X3 and A311D SoCs
 - socinfo: support new S905X3 and A311D SoCs
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Merge tag 'amlogic-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic into arm/drivers

soc: amlogic: driver updates for v5.4

Highlights
- clk-measure: support new S905X3 and A311D SoCs
- socinfo: support new S905X3 and A311D SoCs

* tag 'amlogic-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic:
  soc: amlogic: meson-gx-socinfo: Add of_node_put() before return
  soc: amlogic: clk-measure: Add support for SM1
  dt-bindings: soc: amlogic: clk-measure: Add SM1 compatible
  soc: amlogic: meson-gx-socinfo: Add SM1 and S905X3 IDs
  soc: amlogic: meson-gx-socinfo: add A311D id
  soc: amlogic: meson-clk-measure: add G12B second cluster cpu clk
  soc: amlogic: meson-clk-measure: protect measure with a mutex

Link: https://lore.kernel.org/r/7h7e77cwv5.fsf@baylibre.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-09-03 22:12:10 +02:00
Arnd Bergmann
9ddb2526eb NXP/FSL SoC driver updates for v5.4
DPAA2 DPIO/MC driver
 - Remove explicit device_link_remove() and device_link_del() calls due to
 framework change
 
 DPAA QBman driver
 - Various changes to make it working with kexec
 - Remove dev_err() usage after platform_get_irq()
 
 GUTS driver
 - Add LS1028 SoC support
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Merge tag 'soc-fsl-next-v5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux into arm/drivers

NXP/FSL SoC driver updates for v5.4

DPAA2 DPIO/MC driver
- Remove explicit device_link_remove() and device_link_del() calls due to
framework change

DPAA QBman driver
- Various changes to make it working with kexec
- Remove dev_err() usage after platform_get_irq()

GUTS driver
- Add LS1028 SoC support

* tag 'soc-fsl-next-v5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux:
  bus: fsl-mc: remove explicit device_link_del
  soc: fsl: dpio: remove explicit device_link_remove
  soc: fsl: guts: Add definition for LS1028A
  soc/fsl/qbman: Update device tree with reserved memory
  soc/fsl/qbman: Fixup qman_shutdown_fq()
  soc/fsl/qbman: Disable interrupts during portal recovery
  soc/fsl/qbman: Fix drain_mr_fqni()
  soc/fsl/qbman: Cleanup QMan queues if device was already initialized
  soc/fsl/qbman: Cleanup buffer pools if BMan was initialized prior to bootup
  soc/fsl/qbman: Rework QBMan private memory setup
  soc: fsl: qbman: Remove dev_err() usage after platform_get_irq()

Link: https://lore.kernel.org/r/20190816195301.26660-1-leoyang.li@nxp.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-09-03 22:06:07 +02:00
Arnd Bergmann
328790614d Renesas driver updates for v5.4 (take two)
- Improve "always-on" PM Domain handling on SH/R-Mobile SoCs,
   - Automatic errata selection for Cortex-A7/A9,
   - Small fixes and improvements.
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Merge tag 'renesas-drivers-for-v5.4-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel into arm/drivers

Renesas driver updates for v5.4 (take two)

  - Improve "always-on" PM Domain handling on SH/R-Mobile SoCs,
  - Automatic errata selection for Cortex-A7/A9,
  - Small fixes and improvements.

* tag 'renesas-drivers-for-v5.4-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel:
  soc: renesas: Enable ARM_ERRATA_754322 for affected Cortex-A9
  soc: renesas: Enable ARM_ERRATA_814220 for affected Cortex-A7
  soc: renesas: rmobile-sysc: Set GENPD_FLAG_ALWAYS_ON for always-on domain
  soc: renesas: rcar-sysc: Eliminate local variable gov
  soc: renesas: rcar-sysc: Add goto to of_node_put() before return

Link: https://lore.kernel.org/r/20190823123643.18799-5-geert+renesas@glider.be
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-09-03 20:20:43 +02:00
Arnd Bergmann
30a344004c Samsung soc drivers changes for v5.4
Add Exynos Chipid driver for identification of product IDs and SoC
 revisions.  The driver also exposes chipid regmap, later to be used by
 Exynos Adaptive Supply Voltage driver (adjusting voltages to different
 revisions of same SoC).
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Merge tag 'samsung-drivers-5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/drivers

Samsung soc drivers changes for v5.4

Add Exynos Chipid driver for identification of product IDs and SoC
revisions.  The driver also exposes chipid regmap, later to be used by
Exynos Adaptive Supply Voltage driver (adjusting voltages to different
revisions of same SoC).

* tag 'samsung-drivers-5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  soc: samsung: chipid: Convert exynos-chipid driver to use the regmap API
  soc: samsung: Add exynos chipid driver support

Link: https://lore.kernel.org/r/20190816163042.6604-1-krzk@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-09-03 19:05:46 +02:00
Geert Uytterhoeven
7a6c9dbb36 soc: ixp4xx: Protect IXP4xx SoC drivers by ARCH_IXP4XX || COMPILE_TEST
The move of the IXP4xx SoC drivers exposed their config options on all
platforms.

Fix this by wrapping them inside an ARCH_IXP4XX or COMPILE_TEST block.

Link: https://lore.kernel.org/r/20190823090352.12243-1-linus.walleij@linaro.org
Fixes: fcf2d8978c ("ARM: ixp4xx: Move NPE and QMGR to drivers/soc")
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-08-29 17:34:38 +02:00
Neil Armstrong
eef3c2ba0a soc: amlogic: Add support for Everything-Else power domains controller
Add support for the General Purpose Amlogic Everything-Else Power controller,
with the first support for G12A and SM1 SoCs dedicated to the VPU, PCIe,
USB, NNA, GE2D and Ethernet Power Domains.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2019-08-28 14:29:37 -07:00
Guido Günther
968c6f4b3c soc: imx: gpcv2: Print the correct error code
The current code prints 'ret' (thus 0) while it should use 'err'.

Signed-off-by: Guido Günther <agx@sigxcpu.org>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-08-24 22:41:08 +02:00
Bibby Hsieh
556030f060 soc: mediatek: cmdq: change the type of input parameter
According to the cmdq hardware design, the subsys is u8,
the offset is u16 and the event id is u16.
This patch changes the type of subsys, offset and event id
to the correct type.

Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2019-08-23 14:06:48 +02:00
Bibby Hsieh
1a92f98912 soc: mediatek: cmdq: reorder the parameter
The order of gce instructions is [subsys offset value]
so reorder the parameter of cmdq_pkt_write_mask
and cmdq_pkt_write function.

Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2019-08-23 14:03:56 +02:00
Geert Uytterhoeven
2eced4607a soc: renesas: Enable ARM_ERRATA_754322 for affected Cortex-A9
ARM Erratum 754322 affects Cortex-A9 revisions r2p* and r3p*.

Automatically enable support code to mitigate the erratum when compiling
a kernel for any of the affected Renesas SoCs:
  - RZ/A1: r3p0,
  - R-Mobile A1: r2p4,
  - R-Car M1A: r2p2-00rel0,
  - R-Car H1: r3p0,
  - SH-Mobile AG5: r2p2.

EMMA Mobile EV2 (r1p3) and RZ/A2 (r4p1) are not affected.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
2019-08-23 10:33:31 +02:00
Geert Uytterhoeven
435dce2da2 soc: renesas: Enable ARM_ERRATA_814220 for affected Cortex-A7
ARM Erratum 814220 affects Cortex-A7 revisions r0p2-r0p5.

Automatically enable support code to mitigate the erratum when compiling
a kernel for any of the affected Renesas SoCs:
  - R-Mobile APE6: r0p2,
  - RZ/G1E: r0p5,
  - RZ/G1C: r0p5,
  - R-Car H2: r0p3,
  - R-Car E2: r0p5,
  - RZ/N1: r0p5.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
2019-08-23 10:33:31 +02:00
Geert Uytterhoeven
af0bc63472 soc: renesas: rmobile-sysc: Set GENPD_FLAG_ALWAYS_ON for always-on domain
Currently the R-Mobile "always-on" PM Domain is implemented by returning
-EBUSY from the generic_pm_domain.power_off() callback, and doing
nothing in the generic_pm_domain.power_on() callback.  However, this
means the PM Domain core code is not aware of the semantics of this
special domain, leading to boot warnings like the following on
SH/R-Mobile SoCs:

    sh_cmt e6130000.timer: PM domain c5 will not be powered off

Fix this by making the always-on nature of the domain explicit instead,
by setting the GENPD_FLAG_ALWAYS_ON flag.  This removes the need for the
domain to provide power control callbacks.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
2019-08-23 09:58:01 +02:00
Sylwester Nawrocki
28578825ed soc: samsung: chipid: Select missing dependency for EXYNOS_CHIPID
The chipid driver uses the MFD syscon API but it was not covered
properly in Kconfig.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-08-22 20:16:20 +02:00
Sylwester Nawrocki
823034575c soc: samsung: chipid: Remove the regmap lookup error log
In commit 40d8aff614 ("soc: samsung: chipid: Convert exynos-chipid
driver to use the regmap API") of_find_compatible_node() call was
substituted with syscon_regmap_lookup_by_compatible() but also an error
log was added for case where lookup fails. On multiplatform the lookup
will always fail on any non-samsung device so the log is incorrect.
Remove the error log and just return an error code from
syscon_regmap_lookup_by_compatible() which internally calls
of_find_compatible_node().

Reported-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-08-22 20:15:38 +02:00
Sibi Sankar
1709510221 soc: qcom: aoss: Add AOSS QMP support
Add AOSS QMP support for SM8150 and SC7180 SoCs.

Reviewed-by: Vinod Koul <vkoul@kernel.org>
Tested-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-08-21 15:59:44 -07:00
Sibi Sankar
f117249e4b soc: qcom: smem: Update max processor count
Update max processor count to reflect the number of
co-processors on SC7180 SoCs.

Reviewed-by: Vinod Koul <vkoul@kernel.org>
Tested-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-08-21 15:58:01 -07:00
Nishka Dasgupta
49ed86f503 soc: amlogic: meson-gx-socinfo: Add of_node_put() before return
The variable np in function meson_gx_socinfo_init takes the return value
of of_find_compatible_node, which gets a node but does not put it. If
this node is not put it may cause a memory leak. Hence put np after its
usefulness has been exhausted.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Fixes: a9daaba296 ("soc: Add Amlogic SoC Information driver")
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2019-08-20 14:53:33 -07:00
Neil Armstrong
623699711a soc: amlogic: clk-measure: Add support for SM1
Add the clk-measurer clocks IDs for the Amlogic SM1 SoC family.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2019-08-20 12:21:13 -07:00
Neil Armstrong
c9cc9bec36 soc: amlogic: meson-gx-socinfo: Add SM1 and S905X3 IDs
Add the SoC IDs for the S905X3 Amlogic SM1 SoC.

Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2019-08-20 08:32:58 -07:00
Colin Ian King
3636e82135 soc: samsung: chipid: Fix memory leak in error path
Currently when the call to product_id_to_soc_id fails there
is a memory leak of soc_dev_attr->revision and soc_dev_attr
on the error return path.  Fix this by adding a common error
return path that frees there obects and use this for two
error return paths.

Addresses-Coverity: ("Resource leak")
Fixes: 3253b7b7cd ("soc: samsung: Add exynos chipid driver support")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-08-19 19:06:14 +02:00
Geert Uytterhoeven
e0e1df6152 soc: renesas: rcar-sysc: Eliminate local variable gov
As of commit 980532a5dd ("soc: renesas: rcar-sysc: Use
GENPD_FLAG_ALWAYS_ON"), the local variable "gov" is assigned just once,
so it can be eliminated.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
2019-08-19 14:56:14 +02:00
Nishka Dasgupta
da51ceda8a soc: renesas: rcar-sysc: Add goto to of_node_put() before return
The local variable np in function rcar_sysc_pd_init takes the return
value of of_find_matching_node_and_match(), which gets a node but does
not put it.  If np is not put before the function returns, it may cause
a memory leak.

Hence, remove the return statement that does not immediately follow a
putting of np.  Replace it with a goto pointing to a pre-existing label
that first puts np and then returns the required value.

Issue found with Coccinelle.

Fixes: afa6f53df6 ("soc: renesas: rcar-sysc: Add support for fixing up power area tables")
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
2019-08-19 14:56:14 +02:00
Ioana Ciornei
c49a3a9cf2 soc: fsl: dpio: remove explicit device_link_remove
Starting with commit 72175d4ea4 ("driver core: Make driver core
own stateful device links") stateful device links are owned by the
driver core and should not be explicitly removed on device unbind.
Delete all device_link_remove appearances from the dpio driver.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-08-15 18:20:20 -05:00
Yinbo Zhu
80f97619f5 soc: fsl: guts: Add definition for LS1028A
Adding compatible string "ls1028a-dcfg" to initialize guts driver
for ls1028 and SoC die attribute definition for LS1028A

Signed-off-by: Yinbo Zhu <yinbo.zhu@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-08-15 16:43:59 -05:00
Roy Pledge
6ea4c0fe45 soc/fsl/qbman: Update device tree with reserved memory
When using the reserved memory node in the device tree there are
two options - dynamic or static. If a dynamic allocation was
selected (where the kernel selects the address for the allocation)
convert it to a static allocation by inserting the reg property.
This will ensure the same memory is reused after a kexec()

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-08-15 16:42:00 -05:00
Roy Pledge
e844168a8f soc/fsl/qbman: Fixup qman_shutdown_fq()
When shutting down a FQ on a dedicated channel only the
SW portal associated with that channel can dequeue from it.
Make sure the correct portal is use.

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-08-15 16:41:56 -05:00
Roy Pledge
ea2b8488ba soc/fsl/qbman: Disable interrupts during portal recovery
Disable the QBMan interrupts during recovery.

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-08-15 16:41:53 -05:00
Roy Pledge
627da8bad5 soc/fsl/qbman: Fix drain_mr_fqni()
The drain_mr_fqni() function may be called fron uninterruptable
context so convert the msleep() to an mdelay().  Also ensure that
the valid bit is updated while polling.

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-08-15 16:41:49 -05:00
Roy Pledge
c5501aa92a soc/fsl/qbman: Cleanup QMan queues if device was already initialized
If the QMan device was previously initialized make sure all the
frame queues are out of service once all the portals are probed.
This handles the case where the kernel is restarted without the
SoC being reset (kexec for example)

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-08-15 16:41:47 -05:00
Roy Pledge
0505d00c8d soc/fsl/qbman: Cleanup buffer pools if BMan was initialized prior to bootup
Clean the BMan buffer pools if the device had been initialized
previously.  This will ensure a consistent state if the kernel
was soft restarted (kexec for example)

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-08-15 16:41:42 -05:00
Roy Pledge
97777078d6 soc/fsl/qbman: Rework QBMan private memory setup
Rework QBMan private memory setup so that the areas are not
zeroed if the device was previously initialized

If the QMan private memory was already initialized skip the PFDR
initialization.

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-08-15 16:41:32 -05:00
Stephen Boyd
031bca078e soc: fsl: qbman: Remove dev_err() usage after platform_get_irq()
We don't need dev_err() messages when platform_get_irq() fails now that
platform_get_irq() prints an error message itself when something goes
wrong. Let's remove these prints with a simple semantic patch.

// <smpl>
@@
expression ret;
struct platform_device *E;
@@

ret =
(
platform_get_irq(E, ...)
|
platform_get_irq_byname(E, ...)
);

if ( \( ret < 0 \| ret <= 0 \) )
{
(
-if (ret != -EPROBE_DEFER)
-{ ...
-dev_err(...);
-... }
|
...
-dev_err(...);
)
...
}
// </smpl>

While we're here, remove braces on if statements that only have one
statement (manually).

Cc: Thierry Reding <treding@nvidia.com>
Cc: Li Yang <leoyang.li@nxp.com>
Cc: Simon Horman <horms+renesas@verge.net.au>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-08-15 16:31:45 -05:00
Sylwester Nawrocki
40d8aff614 soc: samsung: chipid: Convert exynos-chipid driver to use the regmap API
Convert the driver to use regmap API in order to allow other
drivers, like ASV, to access the CHIPID registers.

Add definition of selected CHIPID register offsets and register bit
fields for Exynos5422 SoC.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-08-15 20:25:25 +02:00
Pankaj Dubey
3253b7b7cd soc: samsung: Add exynos chipid driver support
Exynos SoCs have Chipid, for identification of product IDs and SoC
revisions. This patch intends to provide initialization code for all
these functionalities, at the same time it provides some sysfs entries
for accessing these information to user-space.

This driver uses existing binding for exynos-chipid.

Changes by Bartlomiej:
- fixed return values on errors
- removed bogus kfree_const()
- added missing Exynos4210 EVT0 id
- converted code to use EXYNOS_MASK define
- fixed np use after of_node_put()
- fixed too early use of dev_info()
- made driver fail for unknown SoC-s
- added SPDX tag
- updated Copyrights

Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
[m.szyprowski: for suggestion and code snippet of product_id_to_soc_id]
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
[s.nawrocki: updated copyright date, removed uneeded headers inclusion]
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-08-15 20:17:11 +02:00
Arnd Bergmann
c372740c07 Fixes for omap variants for v5.3-rc cycle
We have another fix to disable voltage switching for am57xx SDIO as
 the bootrom cannot handle all the voltages after a reset that thought
 I had already sent a pull request for earlier but forgot. And we also
 update dra74x iodelay configuration for mmc3 to use the recommended
 values.
 
 Then I noticed we had introduced few new boot warnings with the various
 recent ti-sysc changes and wanted to fix those. I also noticed we still
 have too many warnings to be able to spot the real ones easily and fixed
 up few of those. Sure some of the warnings have been around for a long
 time and few of the fixes could have waited for the merge window, but
 having more usable dmesg log level output is a valuable.
 
 Other fixes are IO size correction for am335x UARTs that cause issues
 for at least FreeBSD using the same device tree file that checks that
 the child IO range is not larger than the parent has.
 
 For omap1 ams-delta keyboard we need to fix a irq ack that broke with
 all the recent gpio changes.
 
 And there are also few static checker warning fixes for recent am335x
 PM changes and ti-sysc driver and one switch fall-though update.
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Merge tag 'omap-for-v5.3/fixes-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into arm/fixes

Fixes for omap variants for v5.3-rc cycle

We have another fix to disable voltage switching for am57xx SDIO as
the bootrom cannot handle all the voltages after a reset that thought
I had already sent a pull request for earlier but forgot. And we also
update dra74x iodelay configuration for mmc3 to use the recommended
values.

Then I noticed we had introduced few new boot warnings with the various
recent ti-sysc changes and wanted to fix those. I also noticed we still
have too many warnings to be able to spot the real ones easily and fixed
up few of those. Sure some of the warnings have been around for a long
time and few of the fixes could have waited for the merge window, but
having more usable dmesg log level output is a valuable.

Other fixes are IO size correction for am335x UARTs that cause issues
for at least FreeBSD using the same device tree file that checks that
the child IO range is not larger than the parent has.

For omap1 ams-delta keyboard we need to fix a irq ack that broke with
all the recent gpio changes.

And there are also few static checker warning fixes for recent am335x
PM changes and ti-sysc driver and one switch fall-though update.

* tag 'omap-for-v5.3/fixes-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  soc: ti: pm33xx: Make two symbols static
  soc: ti: pm33xx: Fix static checker warnings
  ARM: OMAP: dma: Mark expected switch fall-throughs
  ARM: dts: Fix incomplete dts data for am3 and am4 mmc
  bus: ti-sysc: Simplify cleanup upon failures in sysc_probe()
  ARM: OMAP1: ams-delta-fiq: Fix missing irq_ack
  ARM: dts: dra74x: Fix iodelay configuration for mmc3
  ARM: dts: am335x: Fix UARTs length
  ARM: OMAP2+: Fix omap4 errata warning on other SoCs
  ARM: dts: Fix incorrect dcan register mapping for am3, am4 and dra7
  ARM: dts: Fix flags for gpio7
  bus: ti-sysc: Fix using configured sysc mask value
  bus: ti-sysc: Fix handling of forced idle
  ARM: OMAP2+: Fix missing SYSC_HAS_RESET_STATUS for dra7 epwmss
  ARM: dts: am57xx: Disable voltage switching for SD card

Link: https://lore.kernel.org/r/pull-1565844391-332885@atomide.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-08-15 14:27:42 +02:00
Arnd Bergmann
a3950da161 Merge tag 'ux500-v5.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson into arm/soc
This is a slew of Ux500 updates for the v5.4 kernel cycle:

- Stop populating the PRCMU devices from the core CPU
  file, it works just fine at device_initcall() level.

- Add a missing of_node_put() in the core file.

- Simplify the debug UART code.

- Add myself to MAINTAINERS

* tag 'ux500-v5.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson:
  MAINTAINERS: add soc/ux500
  ARM: ux500: simplify and move debug UART
  ARM: ux500: add missing of_node_put()
  ARM: ux500: Stop populating the PRCMU devices early

Link: https://lore.kernel.org/r/CACRpkdbH-h5fRwuidcpeOp8mtRoKUW65SAk8a4A==BCDzn3QMA@mail.gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-08-14 15:37:17 +02:00
Arnd Bergmann
5ef9eb7ca3 Renesas driver updates for v5.4
- Fix a flexible array member definition in the R-Car SYSC driver.
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Merge tag 'renesas-drivers-for-v5.4-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel into arm/drivers

Renesas driver updates for v5.4

  - Fix a flexible array member definition in the R-Car SYSC driver.

* tag 'renesas-drivers-for-v5.4-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel:
  soc: renesas: rcar-sysc: Use [] to denote a flexible array member

Link: https://lore.kernel.org/r/20190802120355.1430-3-geert+renesas@glider.be
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-08-14 15:26:43 +02:00
YueHaibing
4a65bbb910 soc: ti: pm33xx: Make two symbols static
Fix sparse warnings:

drivers/soc/ti/pm33xx.c:144:27: warning: symbol 'rtc_wake_src' was not declared. Should it be static?
drivers/soc/ti/pm33xx.c:160:5: warning: symbol 'am33xx_rtc_only_idle' was not declared. Should it be static?

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2019-08-13 05:05:38 -07:00
Keerthy
d8e0cecbca soc: ti: pm33xx: Fix static checker warnings
The patch fixes a bunch of static checker warnings.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2019-08-13 05:04:12 -07:00
Anson Huang
73feb4d0f8 soc: imx-scu: Add SoC UID(unique identifier) support
Add i.MX SCU SoC's UID(unique identifier) support, user
can read it from sysfs:

root@imx8qxpmek:~# cat /sys/devices/soc0/soc_uid
7B64280B57AC1898

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-08-12 14:34:54 +02:00
Bjorn Andersson
7bea41c4a2 soc: qcom: socinfo: Annotate switch cases with fall through
Introduce fall through annotations in the switch statements of
socinfo_debugfs_init() to silence compiler warnings.

Acked-by: Vaishali Thakkar <vaishali.thakkar@linaro.org>
Fixes: 9c84c1e786 ("soc: qcom: socinfo: Expose custom attributes")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-08-06 22:42:50 -07:00
Thara Gopinath
05589b30b2 soc: qcom: Extend AOSS QMP driver to support resources that are used to wake up the SoC.
The AOSS QMP driver is extended to communicate with the additional
resources. These resources are then registered as cooling devices
with the thermal framework.

Signed-off-by: Thara Gopinath <thara.gopinath@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-08-05 15:51:09 -07:00
Vaishali Thakkar
cd23d1405b soc: qcom: socinfo: Expose image information
The socinfo driver provides information about version of the various
images loaded in the system. Expose this to user space for debugging
purpose.

Tested-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Vaishali Thakkar <vaishali.thakkar@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-08-05 14:56:31 -07:00
Vaishali Thakkar
9c84c1e786 soc: qcom: socinfo: Expose custom attributes
The Qualcomm socinfo provides a number of additional attributes,
add these to the socinfo driver and expose them via debugfs
functionality.

Tested-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Vaishali Thakkar <vaishali.thakkar@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-08-05 14:56:31 -07:00
Imran Khan
efb448d0a3 soc: qcom: Add socinfo driver
The Qualcomm socinfo driver exposes information about the SoC, its
version and its serial number to user space.

Tested-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Imran Khan <kimran@codeaurora.org>
[Bjorn: Extract code to platform_driver, split patch in multiple]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
[Vaishali: Simplify declarations, introduce qcom_socinfo struct, Fix
           memory leak, Remove extra code and Misc code refactoring]
Signed-off-by: Vaishali Thakkar <vaishali.thakkar@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-08-05 14:56:31 -07:00
Christian Hewitt
0baf212eab soc: amlogic: meson-gx-socinfo: add A311D id
Add the SoC ID for the A311D Amlogic SoC.

Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2019-08-05 14:47:21 -07:00
Neil Armstrong
c33b2777d0 soc: amlogic: meson-clk-measure: add G12B second cluster cpu clk
Add the G12B second CPU cluster CPU and SYS_PLL measure IDs.

These IDs returns 0Hz on G12A.

Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2019-08-05 13:40:06 -07:00
Neil Armstrong
3a760d9865 soc: amlogic: meson-clk-measure: protect measure with a mutex
In order to protect clock measuring when multiple process asks for
a measure, protect the main measure function with mutexes.

Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2019-08-05 13:39:55 -07:00
Geert Uytterhoeven
0ed0eb0171 soc: renesas: rcar-sysc: Use [] to denote a flexible array member
Flexible array members should be denoted using [] instead of [0], else
gcc will not warn when they are no longer at the end of the structure.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
2019-07-29 15:36:56 +02:00
Nicholas Mc Guire
dbc3c62951 ARM: ux500: add missing of_node_put()
of_find_compatible_node() returns a pointer with refcount incremented
so both in the error path as well as after usage in soc_info_populate()
respectively actually b8500_read_soc_id() an explicit of_node_put is
needed to release backupram.

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Fixes: commit 18a9927878 ("ARM: ux500: move soc_id driver to drivers/soc")
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2019-07-23 09:49:32 +02:00
Jonathan Corbet
48ffc3d12b Merge branch 'pdf_fixes_v1' of https://git.linuxtv.org/mchehab/experimental into mauro
Bring in a set of post-thrashup fixes from Mauro.
2019-07-22 13:51:20 -06:00
Olof Johansson
deb0df1a99 NXP/FSL SoC driver updates for v5.3 (take 2)
DPAA2 Console driver
 - Add driver to export two char devices to dump logs for MC and
   AIOP
 
 DPAA2 DPIO driver
 - Add support for memory backed QBMan portals
 - Increase the timeout period to prevent false error
 - Add APIs to retrieve QBMan portal probing status
 
 DPAA Qman driver
 - Only make liodn fixup on powerpc SoCs with PAMU iommu
 
 QUICC Engine
 - Add support for importing qe-snums through device tree
 - Some cleanups and foot print optimzation
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Merge tag 'soc-fsl-next-v5.3-2' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux into arm/drivers

NXP/FSL SoC driver updates for v5.3 (take 2)

DPAA2 Console driver
- Add driver to export two char devices to dump logs for MC and
  AIOP

DPAA2 DPIO driver
- Add support for memory backed QBMan portals
- Increase the timeout period to prevent false error
- Add APIs to retrieve QBMan portal probing status

DPAA Qman driver
- Only make liodn fixup on powerpc SoCs with PAMU iommu

QUICC Engine
- Add support for importing qe-snums through device tree
- Some cleanups and foot print optimzation

* tag 'soc-fsl-next-v5.3-2' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux:
  soc: fsl: qe: fold qe_get_num_of_snums into qe_snums_init
  soc: fsl: qe: support fsl,qe-snums property
  dt-bindings: soc: fsl: qe: document new fsl,qe-snums binding
  soc: fsl: qe: introduce qe_get_device_node helper
  soc: fsl: qe: reduce static memory footprint by 1.7K
  soc: fsl: qe: drop useless static qualifier
  soc: fsl: fix spelling mistake "Firmaware" -> "Firmware"

Link: https://lore.kernel.org/r/20190605194511.12127-1-leoyang.li@nxp.com
Signed-off-by: Olof Johansson <olof@lixom.net>
2019-07-21 20:04:02 -07:00
Anson Huang
8dfe397431 soc: imx8: Add i.MX8MM UID(unique identifier) support
Add i.MX8MM SoC UID(unique identifier) support, user
can read it from sysfs:

root@imx8mmevk:~# cat /sys/devices/soc0/soc_uid
B365FA0A5C85D6EE

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-07-22 09:36:48 +08:00
Anson Huang
3026d0b7a4 soc: imx8: Add i.MX8MQ UID(unique identifier) support
Add i.MX8MQ SoC UID(unique identifier) support, user
can read it from sysfs:

root@imx8mqevk:~# cat /sys/devices/soc0/soc_uid
D56911D6F060954B

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-07-22 09:36:48 +08:00
Linus Torvalds
af6af87d7e ARM: Device-tree updates
We continue to see a lot of new material. I've highlighted some of it
 below, but there's been more beyond that as well.
 
 One of the sweeping changes is that many boards have seen their ARM Mali
 GPU devices added to device trees, since the DRM drivers have now been
 merged.
 
 So, with the caveat that I have surely missed several great
 contributions, here's a collection of the material this time around:
 
 New SoCs:
 
  - Mediatek mt8183 (4x Cortex-A73 + 4x Cortex-A53)
 
  - TI J721E (2x Cortex-A72 + 3x Cortex-R5F + 3 DSPs + MMA)
 
  - Amlogic G12B (4x Cortex-A73 + 2x Cortex-A53)
 
 New Boards / platforms:
 
  - Aspeed BMC support for a number of new server platforms
 
  - Kontron SMARC SoM (several i.MX6 versions)
 
  - Novtech's Meerkat96 (i.MX7)
 
  - ST Micro Avenger96 board
 
  - Hardkernel ODROID-N2 (Amlogic G12B)
 
  - Purism Librem5 devkit (i.MX8MQ)
 
  - Google Cheza (Qualcomm SDM845)
 
  - Qualcomm Dragonboard 845c (Qualcomm SDM845)
 
  - Hugsun X99 TV Box (Rockchip RK3399)
 
  - Khadas Edge/Edge-V/Captain (Rockchip RK3399)
 
 Updated / expanded boards and platforms:
 
  - Renesas r7s9210 has a lot of new peripherals added
 
  - Polish and fixes for Rockchip-based Chromebooks
 
  - Amlogic G12A has a lot of peripherals added
 
  - Nvidia Jetson Nano sees various fixes and improvements, and is now at
    feature parity with TX1
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Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM Devicetree updates from Olof Johansson:
 "We continue to see a lot of new material. I've highlighted some of it
  below, but there's been more beyond that as well.

  One of the sweeping changes is that many boards have seen their ARM
  Mali GPU devices added to device trees, since the DRM drivers have now
  been merged.

  So, with the caveat that I have surely missed several great
  contributions, here's a collection of the material this time around:

  New SoCs:

   - Mediatek mt8183 (4x Cortex-A73 + 4x Cortex-A53)

   - TI J721E (2x Cortex-A72 + 3x Cortex-R5F + 3 DSPs + MMA)

   - Amlogic G12B (4x Cortex-A73 + 2x Cortex-A53)

  New Boards / platforms:

   - Aspeed BMC support for a number of new server platforms

   - Kontron SMARC SoM (several i.MX6 versions)

   - Novtech's Meerkat96 (i.MX7)

   - ST Micro Avenger96 board

   - Hardkernel ODROID-N2 (Amlogic G12B)

   - Purism Librem5 devkit (i.MX8MQ)

   - Google Cheza (Qualcomm SDM845)

   - Qualcomm Dragonboard 845c (Qualcomm SDM845)

   - Hugsun X99 TV Box (Rockchip RK3399)

   - Khadas Edge/Edge-V/Captain (Rockchip RK3399)

  Updated / expanded boards and platforms:

   - Renesas r7s9210 has a lot of new peripherals added

   - Fixes and polish for Rockchip-based Chromebooks

   - Amlogic G12A has a lot of peripherals added

   - Nvidia Jetson Nano sees various fixes and improvements, and is now
     at feature parity with TX1"

* tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (586 commits)
  ARM: dts: gemini: Set DIR-685 SPI CS as active low
  ARM: dts: exynos: Adjust buck[78] regulators to supported values on Arndale Octa
  ARM: dts: exynos: Adjust buck[78] regulators to supported values on Odroid XU3 family
  ARM: dts: exynos: Move Mali400 GPU node to "/soc"
  ARM: dts: exynos: Fix imprecise abort on Mali GPU probe on Exynos4210
  arm64: dts: qcom: qcs404: Add missing space for cooling-cells property
  arm64: dts: rockchip: Fix USB3 Type-C on rk3399-sapphire
  arm64: dts: rockchip: Update DWC3 modules on RK3399 SoCs
  arm64: dts: rockchip: enable rk3328 watchdog clock
  ARM: dts: rockchip: add display nodes for rk322x
  ARM: dts: rockchip: fix vop iommu-cells on rk322x
  arm64: dts: rockchip: Add support for Hugsun X99 TV Box
  arm64: dts: rockchip: Define values for the IPA governor for rock960
  arm64: dts: rockchip: Fix multiple thermal zones conflict in rk3399.dtsi
  arm64: dts: rockchip: add core dtsi file for RK3399Pro SoCs
  arm64: dts: rockchip: improve rk3328-roc-cc rgmii performance.
  Revert "ARM: dts: rockchip: set PWM delay backlight settings for Minnie"
  ARM: dts: rockchip: Configure BT_DEV_WAKE in on rk3288-veyron
  arm64: dts: qcom: sdm845-cheza: add initial cheza dt
  ARM: dts: msm8974-FP2: Add vibration motor
  ...
2019-07-19 17:19:24 -07:00
Linus Torvalds
8362fd64f0 ARM: SoC-related driver updates
Various driver updates for platforms and a couple of the small driver
 subsystems we merge through our tree:
 
  - A driver for SCU (system control) on NXP i.MX8QXP
  - Qualcomm Always-on Subsystem messaging driver (AOSS QMP)
  - Qualcomm PM support for MSM8998
  - Support for a newer version of DRAM PHY driver for Broadcom (DPFE)
  - Reset controller support for Bitmain BM1880
  - TI SCI (System Control Interface) support for CPU control on AM654
    processors
  - More TI sysc refactoring and rework
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Merge tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC-related driver updates from Olof Johansson:
 "Various driver updates for platforms and a couple of the small driver
  subsystems we merge through our tree:

   - A driver for SCU (system control) on NXP i.MX8QXP

   - Qualcomm Always-on Subsystem messaging driver (AOSS QMP)

   - Qualcomm PM support for MSM8998

   - Support for a newer version of DRAM PHY driver for Broadcom (DPFE)

   - Reset controller support for Bitmain BM1880

   - TI SCI (System Control Interface) support for CPU control on AM654
     processors

   - More TI sysc refactoring and rework"

* tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (84 commits)
  reset: remove redundant null check on pointer dev
  soc: rockchip: work around clang warning
  dt-bindings: reset: imx7: Fix the spelling of 'indices'
  soc: imx: Add i.MX8MN SoC driver support
  soc: aspeed: lpc-ctrl: Fix probe error handling
  soc: qcom: geni: Add support for ACPI
  firmware: ti_sci: Fix gcc unused-but-set-variable warning
  firmware: ti_sci: Use the correct style for SPDX License Identifier
  soc: imx8: Use existing of_root directly
  soc: imx8: Fix potential kernel dump in error path
  firmware/psci: psci_checker: Park kthreads before stopping them
  memory: move jedec_ddr.h from include/memory to drivers/memory/
  memory: move jedec_ddr_data.c from lib/ to drivers/memory/
  MAINTAINERS: Remove myself as qcom maintainer
  soc: aspeed: lpc-ctrl: make parameter optional
  soc: qcom: apr: Don't use reg for domain id
  soc: qcom: fix QCOM_AOSS_QMP dependency and build errors
  memory: tegra: Fix -Wunused-const-variable
  firmware: tegra: Early resume BPMP
  soc/tegra: Select pinctrl for Tegra194
  ...
2019-07-19 17:13:56 -07:00
Linus Torvalds
24e44913aa ARM: SoC platform updates
SoC platform changes. Main theme this merge window:
 
  - The Netx platform (Netx 100/500) platform is removed by Linus Walleij--
    the SoC doesn't have active maintainers with hardware, and in
    discussions with the vendor the agreement was that it's OK to remove.
 
  - Russell King has a series of patches that cleans up and refactors
    SA1101 and RiscPC support.
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Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC platform updates from Olof Johansson:
 "SoC platform changes. Main theme this merge window:

   - The Netx platform (Netx 100/500) platform is removed by Linus
     Walleij-- the SoC doesn't have active maintainers with hardware,
     and in discussions with the vendor the agreement was that it's OK
     to remove.

   - Russell King has a series of patches that cleans up and refactors
     SA1101 and RiscPC support"

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (47 commits)
  ARM: stm32: use "depends on" instead of "if" after prompt
  ARM: sa1100: convert to common clock framework
  ARM: exynos: Cleanup cppcheck shifting warning
  ARM: pxa/lubbock: remove lubbock_set_misc_wr() from global view
  ARM: exynos: Only build MCPM support if used
  arm: add missing include platform-data/atmel.h
  ARM: davinci: Use GPIO lookup table for DA850 LEDs
  ARM: OMAP2: drop explicit assembler architecture
  ARM: use arch_extension directive instead of arch argument
  ARM: imx: Switch imx7d to imx-cpufreq-dt for speed-grading
  ARM: bcm: Enable PINCTRL for ARCH_BRCMSTB
  ARM: bcm: Enable ARCH_HAS_RESET_CONTROLLER for ARCH_BRCMSTB
  ARM: riscpc: enable chained scatterlist support
  ARM: riscpc: reduce IRQ handling code
  ARM: riscpc: move RiscPC assembly files from arch/arm/lib to mach-rpc
  ARM: riscpc: parse video information from tagged list
  ARM: riscpc: add ecard quirk for Atomwide 3port serial card
  MAINTAINERS: mvebu: Add git entry
  soc: ti: pm33xx: Add a print while entering RTC only mode with DDR in self-refresh
  ARM: OMAP2+: Make some variables static
  ...
2019-07-19 17:05:08 -07:00
Linus Torvalds
fdcec00405 remoteproc updates for v5.3
This adds support for the STM32 remoteproc, additional i.MX platforms
 with Cortex M4 remoteprocs and Qualcomm's QCS404 Compute DSP. Initial
 support for vendor specific resource table entries and support for
 unprocessed Qualcomm firmware files.
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Merge tag 'rproc-v5.3' of git://github.com/andersson/remoteproc

Pull remoteproc updates from Bjorn Andersson:
 "This adds support for the STM32 remoteproc, additional i.MX platforms
  with Cortex M4 remoteprocs and Qualcomm's QCS404 Compute DSP.

  Also initial support for vendor specific resource table entries and
  support for unprocessed Qualcomm firmware files"

* tag 'rproc-v5.3' of git://github.com/andersson/remoteproc:
  remoteproc: stm32: fix building without ARM SMCC
  remoteproc: qcom: q6v5-mss: Fix build error without QCOM_MDT_LOADER
  remoteproc: copy parent dma_pfn_offset for vdev
  remoteproc: qcom: q6v5-mss: Support loading non-split images
  soc: qcom: mdt_loader: Support loading non-split images
  remoteproc: stm32: add an ST stm32_rproc driver
  dt-bindings: remoteproc: add bindings for stm32 remote processor driver
  dt-bindings: stm32: add bindings for ML-AHB interconnect
  remoteproc: Use struct_size() helper
  remoteproc: add vendor resources handling
  remoteproc: imx: Fix typo in "failed"
  remoteproc: imx: Broaden the Kconfig selection logic
  remoteproc,rpmsg: add missing MAINTAINERS file entries
  remoteproc: qcom: qdsp6-adsp: Add support for QCS404 CDSP
  dt-bindings: remoteproc: Rename and amend Hexagon v56 binding
2019-07-17 11:44:41 -07:00
Linus Torvalds
47ebe00b68 dmaengine updates for v5.3-rc1
- Add support in dmaengine core to do device node checks for DT devices and
    update bunch of drivers to use that and remove open coding from drivers
  - New driver/driver support for new hardware, namely:
    - MediaTek UART APDMA
    - Freescale i.mx7ulp edma2
    - Synopsys eDMA IP core version 0
    - Allwinner H6 DMA
  - Updates to axi-dma and support for interleaved cyclic transfers
  - Greg's debugfs return value check removals on drivers
  - Updates to stm32-dma, hsu, dw, pl330, tegra drivers
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Merge tag 'dmaengine-5.3-rc1' of git://git.infradead.org/users/vkoul/slave-dma

Pull dmaengine updates from Vinod Koul:

 - Add support in dmaengine core to do device node checks for DT devices
   and update bunch of drivers to use that and remove open coding from
   drivers

 - New driver/driver support for new hardware, namely:
     - MediaTek UART APDMA
     - Freescale i.mx7ulp edma2
     - Synopsys eDMA IP core version 0
     - Allwinner H6 DMA

 - Updates to axi-dma and support for interleaved cyclic transfers

 - Greg's debugfs return value check removals on drivers

 - Updates to stm32-dma, hsu, dw, pl330, tegra drivers

* tag 'dmaengine-5.3-rc1' of git://git.infradead.org/users/vkoul/slave-dma: (68 commits)
  dmaengine: Revert "dmaengine: fsl-edma: add i.mx7ulp edma2 version support"
  dmaengine: at_xdmac: check for non-empty xfers_list before invoking callback
  Documentation: dmaengine: clean up description of dmatest usage
  dmaengine: tegra210-adma: remove PM_CLK dependency
  dmaengine: fsl-edma: add i.mx7ulp edma2 version support
  dt-bindings: dma: fsl-edma: add new i.mx7ulp-edma
  dmaengine: fsl-edma-common: version check for v2 instead
  dmaengine: fsl-edma-common: move dmamux register to another single function
  dmaengine: fsl-edma: add drvdata for fsl-edma
  dmaengine: Revert "dmaengine: fsl-edma: support little endian for edma driver"
  dmaengine: rcar-dmac: Reject zero-length slave DMA requests
  dmaengine: dw: Enable iDMA 32-bit on Intel Elkhart Lake
  dmaengine: dw-edma: fix semicolon.cocci warnings
  dmaengine: sh: usb-dmac: Use [] to denote a flexible array member
  dmaengine: dmatest: timeout value of -1 should specify infinite wait
  dmaengine: dw: Distinguish ->remove() between DW and iDMA 32-bit
  dmaengine: fsl-edma: support little endian for edma driver
  dmaengine: hsu: Revert "set HSU_CH_MTSR to memory width"
  dmagengine: pl330: add code to get reset property
  dt-bindings: pl330: document the optional resets property
  ...
2019-07-17 09:55:43 -07:00
Mauro Carvalho Chehab
4d2e26a38f docs: powerpc: convert docs to ReST and rename to *.rst
Convert docs to ReST and add them to the arch-specific
book.

The conversion here was trivial, as almost every file there
was already using an elegant format close to ReST standard.

The changes were mostly to mark literal blocks and add a few
missing section title identifiers.

One note with regards to "--": on Sphinx, this can't be used
to identify a list, as it will format it badly. This can be
used, however, to identify a long hyphen - and "---" is an
even longer one.

At its new index.rst, let's add a :orphan: while this is not linked to
the main index.rst file, in order to avoid build warnings.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Acked-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com> # cxl
2019-07-17 06:57:51 -03:00
Linus Torvalds
fb4da215ed pci-v5.3-changes
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Merge tag 'pci-v5.3-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:
 "Enumeration changes:

   - Evaluate PCI Boot Configuration _DSM to learn if firmware wants us
     to preserve its resource assignments (Benjamin Herrenschmidt)

   - Simplify resource distribution (Nicholas Johnson)

   - Decode 32 GT/s link speed (Gustavo Pimentel)

  Virtualization:

   - Fix incorrect caching of VF config space size (Alex Williamson)

   - Fix VF driver probing sysfs knobs (Alex Williamson)

  Peer-to-peer DMA:

   - Fix dma_virt_ops check (Logan Gunthorpe)

  Altera host bridge driver:

   - Allow building as module (Ley Foon Tan)

  Armada 8K host bridge driver:

   - add PHYs support (Miquel Raynal)

  DesignWare host bridge driver:

   - Export APIs to support removable loadable module (Vidya Sagar)

   - Enable Relaxed Ordering erratum workaround only on Tegra20 &
     Tegra30 (Vidya Sagar)

  Hyper-V host bridge driver:

   - Fix use-after-free in eject (Dexuan Cui)

  Mobiveil host bridge driver:

   - Clean up and fix many issues, including non-identify mapped
     windows, 64-bit windows, multi-MSI, class code, INTx clearing (Hou
     Zhiqiang)

  Qualcomm host bridge driver:

   - Use clk bulk API for 2.4.0 controllers (Bjorn Andersson)

   - Add QCS404 support (Bjorn Andersson)

   - Assert PERST for at least 100ms (Niklas Cassel)

  R-Car host bridge driver:

   - Add r8a774a1 DT support (Biju Das)

  Tegra host bridge driver:

   - Add support for Gen2, opportunistic UpdateFC and ACK (PCIe protocol
     details) AER, GPIO-based PERST# (Manikanta Maddireddy)

   - Fix many issues, including power-on failure cases, interrupt
     masking in suspend, UPHY settings, AFI dynamic clock gating,
     pending DLL transactions (Manikanta Maddireddy)

  Xilinx host bridge driver:

   - Fix NWL Multi-MSI programming (Bharat Kumar Gogada)

  Endpoint support:

   - Fix 64bit BAR support (Alan Mikhak)

   - Fix pcitest build issues (Alan Mikhak, Andy Shevchenko)

  Bug fixes:

   - Fix NVIDIA GPU multi-function power dependencies (Abhishek Sahu)

   - Fix NVIDIA GPU HDA enablement issue (Lukas Wunner)

   - Ignore lockdep for sysfs "remove" (Marek Vasut)

  Misc:

   - Convert docs to reST (Changbin Du, Mauro Carvalho Chehab)"

* tag 'pci-v5.3-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (107 commits)
  PCI: Enable NVIDIA HDA controllers
  tools: PCI: Fix installation when `make tools/pci_install`
  PCI: dwc: pci-dra7xx: Fix compilation when !CONFIG_GPIOLIB
  PCI: Fix typos and whitespace errors
  PCI: mobiveil: Fix INTx interrupt clearing in mobiveil_pcie_isr()
  PCI: mobiveil: Fix infinite-loop in the INTx handling function
  PCI: mobiveil: Move PCIe PIO enablement out of inbound window routine
  PCI: mobiveil: Add upper 32-bit PCI base address setup in inbound window
  PCI: mobiveil: Add upper 32-bit CPU base address setup in outbound window
  PCI: mobiveil: Mask out hardcoded bits in inbound/outbound windows setup
  PCI: mobiveil: Clear the control fields before updating it
  PCI: mobiveil: Add configured inbound windows counter
  PCI: mobiveil: Fix the valid check for inbound and outbound windows
  PCI: mobiveil: Clean-up program_{ib/ob}_windows()
  PCI: mobiveil: Remove an unnecessary return value check
  PCI: mobiveil: Fix error return values
  PCI: mobiveil: Refactor the MEM/IO outbound window initialization
  PCI: mobiveil: Make some register updates more readable
  PCI: mobiveil: Reformat the code for readability
  dt-bindings: PCI: mobiveil: Change gpio_slave and apb_csr to optional
  ...
2019-07-15 20:44:49 -07:00
Linus Torvalds
17a20acaf1 USB / PHY patches for 5.3-rc1
Here is the big USB and PHY driver pull request for 5.3-rc1.
 
 Lots of stuff here, all of which has been in linux-next for a while with
 no reported issues.  Nothing is earth-shattering, just constant forward
 progress for more devices supported and cleanups and small fixes:
   - USB gadget driver updates and fixes
   - new USB gadget driver for some hardware, followed by a quick revert
     of those patches as they were not ready to be merged...
   - PHY driver updates
   - Lots of new driver additions and cleanups with a few fixes mixed in.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-5.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB / PHY updates from Greg KH:
 "Here is the big USB and PHY driver pull request for 5.3-rc1.

  Lots of stuff here, all of which has been in linux-next for a while
  with no reported issues. Nothing is earth-shattering, just constant
  forward progress for more devices supported and cleanups and small
  fixes:

   - USB gadget driver updates and fixes

   - new USB gadget driver for some hardware, followed by a quick revert
     of those patches as they were not ready to be merged...

   - PHY driver updates

   - Lots of new driver additions and cleanups with a few fixes mixed
     in"

* tag 'usb-5.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (145 commits)
  Revert "usb: gadget: storage: Remove warning message"
  Revert "dt-bindings: add binding for USBSS-DRD controller."
  Revert "usb:gadget Separated decoding functions from dwc3 driver."
  Revert "usb:gadget Patch simplify usb_decode_set_clear_feature function."
  Revert "usb:gadget Simplify usb_decode_get_set_descriptor function."
  Revert "usb:cdns3 Add Cadence USB3 DRD Driver"
  Revert "usb:cdns3 Fix for stuck packets in on-chip OUT buffer."
  usb :fsl: Change string format for errata property
  usb: host: Stops USB controller init if PLL fails to lock
  usb: linux/fsl_device: Add platform member has_fsl_erratum_a006918
  usb: phy: Workaround for USB erratum-A005728
  usb: fsl: Set USB_EN bit to select ULPI phy
  usb: Handle USB3 remote wakeup for LPM enabled devices correctly
  drivers/usb/typec/tps6598x.c: fix 4CC cmd write
  drivers/usb/typec/tps6598x.c: fix portinfo width
  usb: storage: scsiglue: Do not skip VPD if try_vpd_pages is set
  usb: renesas_usbhs: add a workaround for a race condition of workqueue
  usb: gadget: udc: renesas_usb3: remove redundant assignment to ret
  usb: dwc2: use a longer AHB idle timeout in dwc2_core_reset()
  USB: gadget: function: fix issue Unneeded variable: "value"
  ...
2019-07-11 15:40:06 -07:00
Linus Torvalds
cf2d213e49 Power management updates for 5.3-rc1
- Improve the handling of shared ACPI power resources in the PCI
    bus type layer (Mika Westerberg).
 
  - Make the PCI layer take link delays required by the PCIe spec
    into account as appropriate and avoid polling devices in D3cold
    for PME (Mika Westerberg).
 
  - Fix some corner case issues in ACPI device power management and
    in the PCI bus type layer, optimiza and clean up the handling of
    runtime-suspended PCI devices during system-wide transitions to
    sleep states (Rafael Wysocki).
 
  - Rework hibernation handling in the ACPI core and the PCI bus type
    to resume runtime-suspended devices before hibernation (which
    allows some functional problems to be avoided) and fix some ACPI
    power management issues related to hiberation (Rafael Wysocki).
 
  - Extend the operating performance points (OPP) framework to support
    a wider range of devices (Rajendra Nayak, Stehpen Boyd).
 
  - Fix issues related to genpd_virt_devs and issues with platforms
    using the set_opp() callback in the OPP framework (Viresh Kumar,
    Dmitry Osipenko).
 
  - Add new cpufreq driver for Raspberry Pi (Nicolas Saenz Julienne).
 
  - Add new cpufreq driver for imx8m and imx7d chips (Leonard Crestez).
 
  - Fix and clean up the pcc-cpufreq, brcmstb-avs-cpufreq, s5pv210,
    and armada-37xx cpufreq drivers (David Arcari, Florian Fainelli,
    Paweł Chmiel, YueHaibing).
 
  - Clean up and fix the cpufreq core (Viresh Kumar, Daniel Lezcano).
 
  - Fix minor issue in the ACPI system sleep support code and export
    one function from it (Lenny Szubowicz, Dexuan Cui).
 
  - Clean up assorted pieces of PM code and documentation (Kefeng Wang,
    Andy Shevchenko, Bart Van Assche, Greg Kroah-Hartman, Fuqian Huang,
    Geert Uytterhoeven, Mathieu Malaterre, Rafael Wysocki).
 
  - Update the pm-graph utility to v5.4 (Todd Brandt).
 
  - Fix and clean up the cpupower utility (Abhishek Goel, Nick Black).
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Merge tag 'pm-5.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management updates from Rafael Wysocki:
 "These update PCI and ACPI power management (improved handling of ACPI
  power resources and PCIe link delays, fixes related to corner cases,
  hibernation handling rework), fix and extend the operating performance
  points (OPP) framework, add new cpufreq drivers for Raspberry Pi and
  imx8m chips, update some other cpufreq drivers, clean up assorted
  pieces of PM code and documentation and update tools.

  Specifics:

   - Improve the handling of shared ACPI power resources in the PCI bus
     type layer (Mika Westerberg).

   - Make the PCI layer take link delays required by the PCIe spec into
     account as appropriate and avoid polling devices in D3cold for PME
     (Mika Westerberg).

   - Fix some corner case issues in ACPI device power management and in
     the PCI bus type layer, optimiza and clean up the handling of
     runtime-suspended PCI devices during system-wide transitions to
     sleep states (Rafael Wysocki).

   - Rework hibernation handling in the ACPI core and the PCI bus type
     to resume runtime-suspended devices before hibernation (which
     allows some functional problems to be avoided) and fix some ACPI
     power management issues related to hiberation (Rafael Wysocki).

   - Extend the operating performance points (OPP) framework to support
     a wider range of devices (Rajendra Nayak, Stehpen Boyd).

   - Fix issues related to genpd_virt_devs and issues with platforms
     using the set_opp() callback in the OPP framework (Viresh Kumar,
     Dmitry Osipenko).

   - Add new cpufreq driver for Raspberry Pi (Nicolas Saenz Julienne).

   - Add new cpufreq driver for imx8m and imx7d chips (Leonard Crestez).

   - Fix and clean up the pcc-cpufreq, brcmstb-avs-cpufreq, s5pv210, and
     armada-37xx cpufreq drivers (David Arcari, Florian Fainelli, Paweł
     Chmiel, YueHaibing).

   - Clean up and fix the cpufreq core (Viresh Kumar, Daniel Lezcano).

   - Fix minor issue in the ACPI system sleep support code and export
     one function from it (Lenny Szubowicz, Dexuan Cui).

   - Clean up assorted pieces of PM code and documentation (Kefeng Wang,
     Andy Shevchenko, Bart Van Assche, Greg Kroah-Hartman, Fuqian Huang,
     Geert Uytterhoeven, Mathieu Malaterre, Rafael Wysocki).

   - Update the pm-graph utility to v5.4 (Todd Brandt).

   - Fix and clean up the cpupower utility (Abhishek Goel, Nick Black)"

* tag 'pm-5.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (57 commits)
  ACPI: PM: Make acpi_sleep_state_supported() non-static
  PM: sleep: Drop dev_pm_skip_next_resume_phases()
  ACPI: PM: Unexport acpi_device_get_power()
  Documentation: ABI: power: Add missing newline at end of file
  ACPI: PM: Drop unused function and function header
  ACPI: PM: Introduce "poweroff" callbacks for ACPI PM domain and LPSS
  ACPI: PM: Simplify and fix PM domain hibernation callbacks
  PCI: PM: Simplify bus-level hibernation callbacks
  PM: ACPI/PCI: Resume all devices during hibernation
  cpufreq: Avoid calling cpufreq_verify_current_freq() from handle_update()
  cpufreq: Consolidate cpufreq_update_current_freq() and __cpufreq_get()
  kernel: power: swap: use kzalloc() instead of kmalloc() followed by memset()
  cpufreq: Don't skip frequency validation for has_target() drivers
  PCI: PM/ACPI: Refresh all stale power state data in pci_pm_complete()
  PCI / ACPI: Add _PR0 dependent devices
  ACPI / PM: Introduce concept of a _PR0 dependent device
  PCI / ACPI: Use cached ACPI device state to get PCI device power state
  ACPI: PM: Allow transitions to D0 to occur in special cases
  ACPI: PM: Avoid evaluating _PS3 on transitions from D3hot to D3cold
  cpufreq: Use has_target() instead of !setpolicy
  ...
2019-07-09 10:05:22 -07:00
Rafael J. Wysocki
586a07dca8 Merge branch 'pm-cpufreq'
* pm-cpufreq:
  cpufreq: Avoid calling cpufreq_verify_current_freq() from handle_update()
  cpufreq: Consolidate cpufreq_update_current_freq() and __cpufreq_get()
  cpufreq: Don't skip frequency validation for has_target() drivers
  cpufreq: Use has_target() instead of !setpolicy
  cpufreq: Remove redundant !setpolicy check
  cpufreq: Move the IS_ENABLED(CPU_THERMAL) macro into a stub
  cpufreq: s5pv210: Don't flood kernel log after cpufreq change
  cpufreq: pcc-cpufreq: Fail initialization if driver cannot be registered
  cpufreq: add driver for Raspberry Pi
  cpufreq: Switch imx7d to imx-cpufreq-dt for speed grading
  cpufreq: imx-cpufreq-dt: Remove global platform match list
  cpufreq: brcmstb-avs-cpufreq: Fix types for voltage/frequency
  cpufreq: brcmstb-avs-cpufreq: Fix initial command check
  cpufreq: armada-37xx: Remove set but not used variable 'freq'
  cpufreq: imx-cpufreq-dt: Fix no OPPs available on unfused parts
  dt-bindings: imx-cpufreq-dt: Document opp-supported-hw usage
  cpufreq: Add imx-cpufreq-dt driver
2019-07-08 11:00:02 +02:00
Arnd Bergmann
b27aca2e55 soc: rockchip: work around clang warning
clang emits a warning about a negative shift count for an
unused part of a conditional constant expression:

drivers/soc/rockchip/pm_domains.c:795:21: error: shift count is negative [-Werror,-Wshift-count-negative]
        [RK3328_PD_VIO]         = DOMAIN_RK3328(-1, 8, 8, false),
                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/soc/rockchip/pm_domains.c:129:2: note: expanded from macro 'DOMAIN_RK3328'
        DOMAIN_M(pwr, pwr, req, (req) + 10, req, wakeup)
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/soc/rockchip/pm_domains.c:105:33: note: expanded from macro 'DOMAIN_M'
        .status_mask = (status >= 0) ? BIT(status) : 0, \
                                       ^~~~~~~~~~~
include/linux/bits.h:6:24: note: expanded from macro 'BIT'

This is a bug in clang that will be fixed in the future, but in order
to build cleanly with clang-8, it would be helpful to shut up this
warning. This file is the only instance reported by kernelci at the
moment.

The best solution I could come up with is to move the BIT() usage
out of the macro into the instantiation, so we can avoid using
BIT(-1).

Link: https://lore.kernel.org/r/20190703153112.2767411-1-arnd@arndb.de
Link: https://bugs.llvm.org/show_bug.cgi?id=38789
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2019-07-03 19:20:19 -07:00
Olof Johansson
2659dc8d22 This set of patches fixes regressions introduced in v5.2 kernel when DA8xx
OHCI driver was converted over to use GPIO regulators.
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Merge tag 'davinci-fixes-for-v5.2-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci into arm/fixes

This set of patches fixes regressions introduced in v5.2 kernel when DA8xx
OHCI driver was converted over to use GPIO regulators.

* tag 'davinci-fixes-for-v5.2-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci:
  ARM: davinci: da830-evm: fix GPIO lookup for OHCI
  ARM: davinci: omapl138-hawk: add missing regulator constraints for OHCI
  ARM: davinci: da830-evm: add missing regulator constraints for OHCI
  + Linux 5.2-rc7

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-07-02 15:13:20 -07:00
Bjorn Andersson
498b98e939 soc: qcom: mdt_loader: Support loading non-split images
In some software releases the firmware images are not split up with each
loadable segment in it's own file. Check the size of the loaded firmware
to see if it still contains each segment to be loaded, before falling
back to the split-out segments.

Acked-by: Andy Gross <agross@kernel.org>
Reviewed-by: Jeffrey Hugo <jeffrey.l.hugo@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-07-01 19:02:28 -07:00
Arnd Bergmann
521a503f52 soc: ti: fix irq-ti-sci link error
The irqchip driver depends on the SoC specific driver, but we want
to be able to compile-test it elsewhere:

WARNING: unmet direct dependencies detected for TI_SCI_INTA_MSI_DOMAIN
  Depends on [n]: SOC_TI [=n]
  Selected by [y]:
  - TI_SCI_INTA_IRQCHIP [=y] && TI_SCI_PROTOCOL [=y]

drivers/irqchip/irq-ti-sci-inta.o: In function `ti_sci_inta_irq_domain_probe':
irq-ti-sci-inta.c:(.text+0x204): undefined reference to `ti_sci_inta_msi_create_irq_domain'

Rearrange the Kconfig and Makefile so we build the soc driver whenever
its users are there, regardless of the SOC_TI option.

Fixes: 49b323157b ("soc: ti: Add MSI domain bus support for Interrupt Aggregator")
Fixes: f011df6179 ("irqchip/ti-sci-inta: Add msi domain support")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
Acked-by: Santosh Shilimkar <ssantosh@kernel.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
2019-07-01 15:26:09 -07:00
Greg Kroah-Hartman
f254e65ad6 usb: changes for v5.3 merge window
The biggest part here is a set of patches removing unnecesary variables
 from several drivers.
 
 Meson-g12a's dwc3 glue implemented IRQ-based OTG/DRD role swap.
 
 Qcom's dwc3 glue added support for ACPI, mainly for the AArch64-based
 SoCs.
 
 DWC3 also got support for Intel Elkhart Lake platforms.
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Merge tag 'usb-for-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-next

Felipe writes:

usb: changes for v5.3 merge window

The biggest part here is a set of patches removing unnecesary variables
from several drivers.

Meson-g12a's dwc3 glue implemented IRQ-based OTG/DRD role swap.

Qcom's dwc3 glue added support for ACPI, mainly for the AArch64-based
SoCs.

DWC3 also got support for Intel Elkhart Lake platforms.

* tag 'usb-for-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb: (30 commits)
  usb: dwc3: remove unused @lock member of dwc3_ep struct
  usb: dwc3: pci: Add Support for Intel Elkhart Lake Devices
  usb: Replace snprintf with scnprintf in gether_get_ifname
  usb: gadget: ether: Fix race between gether_disconnect and rx_submit
  usb: gadget: storage: Remove warning message
  usb: dwc3: gadget: Add support for disabling U1 and U2 entries
  usb: gadget: send usb_gadget as an argument in get_config_params
  doc: dt: bindings: usb: dwc3: Update entries for disabling U1 and U2
  usb: dwc3: qcom: Use of_clk_get_parent_count()
  usb: dwc3: Fix core validation in probe, move after clocks are enabled
  usb: dwc3: qcom: Improve error handling
  usb: dwc3: qcom: Start USB in 'host mode' on the SDM845
  usb: dwc3: qcom: Add support for booting with ACPI
  soc: qcom: geni: Add support for ACPI
  Revert "usb: dwc2: host: Setting qtd to NULL after freeing it"
  usb: gadget: net2272: remove redundant assignments to pointer 's'
  usb: gadget: Zero ffs_io_data
  USB: omap_udc: Remove unneeded variable
  fotg210-udc: Remove unneeded variable
  usb: gadget: at91_udc: Remove unneeded variable
  ...
2019-07-01 12:01:33 +02:00
Rafael J. Wysocki
fba7402017 Merge branch 'cpufreq/arm/linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm
Pull ARM cpufreq changes for v5.3 from Viresh Kumar:

"This pull request contains:

 - Minor fixes for brcmstb driver (Florian).
 - New imx-cpufreq driver, its bindings and code around it (Leonard).
 - New Raspberry Pi driver (Nicolas).
 - Minor fix for s5pv210 driver (Pawel).
 - Minor cleanup for armada driver (YueHaibing)."

* 'cpufreq/arm/linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm:
  cpufreq: s5pv210: Don't flood kernel log after cpufreq change
  cpufreq: add driver for Raspberry Pi
  cpufreq: Switch imx7d to imx-cpufreq-dt for speed grading
  cpufreq: imx-cpufreq-dt: Remove global platform match list
  cpufreq: brcmstb-avs-cpufreq: Fix types for voltage/frequency
  cpufreq: brcmstb-avs-cpufreq: Fix initial command check
  cpufreq: armada-37xx: Remove set but not used variable 'freq'
  cpufreq: imx-cpufreq-dt: Fix no OPPs available on unfused parts
  dt-bindings: imx-cpufreq-dt: Document opp-supported-hw usage
  cpufreq: Add imx-cpufreq-dt driver
2019-06-26 10:51:27 +02:00
Olof Johansson
03890f477c Renesas ARM Based SoC Updates for v5.3
* Auto-enable RZ/A1 IRQC on RZ/A1H and RZ/A2M
 * Don't init CNTVOFF/counter if PSCI is available
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Merge tag 'renesas-arm-soc-for-v5.3' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into arm/soc

Renesas ARM Based SoC Updates for v5.3

* Auto-enable RZ/A1 IRQC on RZ/A1H and RZ/A2M
* Don't init CNTVOFF/counter if PSCI is available

* tag 'renesas-arm-soc-for-v5.3' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
  soc: renesas: Enable RZ/A1 IRQC on RZ/A1H and RZ/A2M
  ARM: mach-shmobile: Don't init CNTVOFF/counter if PSCI is available

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-06-25 05:47:24 -07:00
Olof Johansson
21000823f5 i.MX driver changes for 5.3:
- Add i.MX SCU based SoC bus driver for i.MX8QXP SoC support, which
    talks to SCU firmware for getting SoC ID and revision.
  - Update soc-imx8 bus driver to read imx8mm soc revision from anatop.
  - Add i.MX8MN SoC bus support into soc-imx8 driver.
  - Various small improvements on soc-imx8 bus driver.
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Merge tag 'imx-drivers-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/drivers

i.MX driver changes for 5.3:
 - Add i.MX SCU based SoC bus driver for i.MX8QXP SoC support, which
   talks to SCU firmware for getting SoC ID and revision.
 - Update soc-imx8 bus driver to read imx8mm soc revision from anatop.
 - Add i.MX8MN SoC bus support into soc-imx8 driver.
 - Various small improvements on soc-imx8 bus driver.

* tag 'imx-drivers-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  soc: imx: Add i.MX8MN SoC driver support
  soc: imx8: Use existing of_root directly
  soc: imx8: Fix potential kernel dump in error path
  soc: imx: soc-imx8: Correct return value of error handle
  soc: imx: soc-imx8: Avoid unnecessary of_node_put() in error handling
  soc: imx: Add SCU SoC info driver support
  soc: imx: Read imx8mm soc revision from anatop

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-06-25 05:43:40 -07:00
Olof Johansson
0aa447e5ce ASPEED SoC updates for 5.3
LPC control driver changes and a fix.
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Merge tag 'aspeed-5.3-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/joel/aspeed into arm/drivers

ASPEED SoC updates for 5.3

LPC control driver changes and a fix.

* tag 'aspeed-5.3-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/joel/aspeed:
  soc: aspeed: lpc-ctrl: Fix probe error handling
  soc: aspeed: lpc-ctrl: make parameter optional

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-06-25 05:43:16 -07:00
Olof Johansson
761d3d22fb soc: tegra: Changes for v5.3-rc1
This contains a set of minor fixes and cleanups for core Tegra drivers.
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Merge tag 'tegra-for-5.3-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux into arm/drivers

soc: tegra: Changes for v5.3-rc1

This contains a set of minor fixes and cleanups for core Tegra drivers.

* tag 'tegra-for-5.3-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux:
  soc/tegra: Select pinctrl for Tegra194
  soc/tegra: fuse: Do not log error message on deferred probe
  soc/tegra: pmc: Add comments clarifying wake events
  soc/tegra: pmc: Avoid crash for non-wake IRQs
  soc/tegra: pmc: Fail to allocate more than one wake IRQ

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-06-25 05:42:42 -07:00
Olof Johansson
71a34b7cc7 soc: Amlogic driver updates for v5.3
- canvas: add support for Meson8*
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Merge tag 'amlogic-drivers' of https://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic into arm/drivers

soc: Amlogic driver updates for v5.3
- canvas: add support for Meson8*

* tag 'amlogic-drivers' of https://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic:
  soc: amlogic: canvas: add support for Meson8, Meson8b and Meson8m2
  dt-bindings: soc: amlogic: canvas: document support for Meson8/8b/8m2

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-06-25 05:40:57 -07:00
Olof Johansson
c616ea191d Qualcomm ARM Based Driver Updates for v5.3
* Add ACPI support to Qualcomm GENI SE
 * Update Qualcomm Maintainers entry to remove David Brown as maintainer and
   fixup typos and incorrect DT file entry
 * Fixup APR domain id usage and making callbacks in non-atomic context
 * Add AOSS QMP driver and bindings
 * Add power domains for MSM8998 and QCS404 in QCOM RPMPD
 * Add corner macros, max state support, and fixups for setting performance state
   for Qcom RPMPD
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Merge tag 'qcom-drivers-for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/drivers

Qualcomm ARM Based Driver Updates for v5.3

* Add ACPI support to Qualcomm GENI SE
* Update Qualcomm Maintainers entry to remove David Brown as maintainer and
  fixup typos and incorrect DT file entry
* Fixup APR domain id usage and making callbacks in non-atomic context
* Add AOSS QMP driver and bindings
* Add power domains for MSM8998 and QCS404 in QCOM RPMPD
* Add corner macros, max state support, and fixups for setting performance state
  for Qcom RPMPD

* tag 'qcom-drivers-for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux:
  soc: qcom: geni: Add support for ACPI
  MAINTAINERS: Remove myself as qcom maintainer
  soc: qcom: apr: Don't use reg for domain id
  soc: qcom: fix QCOM_AOSS_QMP dependency and build errors
  soc: qcom: Add AOSS QMP driver
  dt-bindings: soc: qcom: Add AOSS QMP binding
  qcom: apr: Make apr callbacks in non-atomic context
  soc: qcom: rpmpd: Add MSM8998 power-domains
  dt-bindings: power: Add rpm power domain bindings for msm8998
  soc: qcom: rpmpd: Add QCS404 power-domains
  dt-bindings: power: Add rpm power domain bindings for qcs404
  soc: qcom: rpmpd: Modify corner defining macros
  soc: qcom: rpmpd: Add support to set rpmpd state to max
  soc: qcom: rpmpd: fixup rpmpd set performance state
  MAINTAINER: Fix Qualcomm ETHQOS ethernet DT file
  MAINTAINERS: fix typo in file name

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-06-25 05:39:44 -07:00
Anson Huang
db10496c00 soc: imx: Add i.MX8MN SoC driver support
This patch adds i.MX8MN SoC driver support:

root@imx8mnevk:~# cat /sys/devices/soc0/family
Freescale i.MX

root@imx8mnevk:~# cat /sys/devices/soc0/machine
NXP i.MX8MNano DDR4 EVK board

root@imx8mnevk:~# cat /sys/devices/soc0/soc_id
i.MX8MN

root@imx8mnevk:~# cat /sys/devices/soc0/revision
1.0

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-06-24 09:15:57 +08:00
Joel Stanley
c8a3b9b50d soc: aspeed: lpc-ctrl: Fix probe error handling
gcc warns that a mising "flash" phandle node leads to undefined
behavior later:

drivers/soc/aspeed/aspeed-lpc-ctrl.c: In function 'aspeed_lpc_ctrl_probe':
drivers/soc/aspeed/aspeed-lpc-ctrl.c:201:18: error: '*((void *)&resm+8)' may be used uninitialized in this function [-Werror=maybe-uninitialized]

Only set the flash base and size if we find a phandle in the device
tree.

Reported-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Reviewed-by: Vijay Khemka <vijaykhemka@fb.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>
2019-06-22 16:56:35 +09:30
Linus Torvalds
c884d8ac7f SPDX update for 5.2-rc6
Another round of SPDX updates for 5.2-rc6
 
 Here is what I am guessing is going to be the last "big" SPDX update for
 5.2.  It contains all of the remaining GPLv2 and GPLv2+ updates that
 were "easy" to determine by pattern matching.  The ones after this are
 going to be a bit more difficult and the people on the spdx list will be
 discussing them on a case-by-case basis now.
 
 Another 5000+ files are fixed up, so our overall totals are:
 	Files checked:            64545
 	Files with SPDX:          45529
 
 Compared to the 5.1 kernel which was:
 	Files checked:            63848
 	Files with SPDX:          22576
 This is a huge improvement.
 
 Also, we deleted another 20000 lines of boilerplate license crud, always
 nice to see in a diffstat.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'spdx-5.2-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/spdx

Pull still more SPDX updates from Greg KH:
 "Another round of SPDX updates for 5.2-rc6

  Here is what I am guessing is going to be the last "big" SPDX update
  for 5.2. It contains all of the remaining GPLv2 and GPLv2+ updates
  that were "easy" to determine by pattern matching. The ones after this
  are going to be a bit more difficult and the people on the spdx list
  will be discussing them on a case-by-case basis now.

  Another 5000+ files are fixed up, so our overall totals are:
	Files checked:            64545
	Files with SPDX:          45529

  Compared to the 5.1 kernel which was:
	Files checked:            63848
	Files with SPDX:          22576

  This is a huge improvement.

  Also, we deleted another 20000 lines of boilerplate license crud,
  always nice to see in a diffstat"

* tag 'spdx-5.2-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/spdx: (65 commits)
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 507
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 506
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 505
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 504
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 503
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 502
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 501
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 499
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 498
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 497
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 496
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 495
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 491
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 490
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 489
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 488
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 487
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 486
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 485
  ...
2019-06-21 09:58:42 -07:00
Manikanta Maddireddy
e3b09c18c6 soc/tegra: pmc: Export tegra_powergate_power_on()
tegra_powergate_sequence_power_up() powers up partition and also enables
clock & reset. However, if a controller like PCIe have multiple clocks
& resets and they need to be enabled in a sequence, driver must use
standalone function tegra_powergate_power_on() to power up partition.

Export tegra_powergate_power_on() to allow Tegra controller drivers to
unpower gate partition independent to clock & reset.

Signed-off-by: Manikanta Maddireddy <mmaddireddy@nvidia.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Thierry Reding <treding@nvidia.com>
2019-06-20 17:12:17 +01:00
Olof Johansson
4ed7e4e578 Texas Instruments K3 SoC family changes for 5.3
- Add support for the new J721e SoC, includes basic peripherals needed for
   booting up the device
 - New peripheral support added for AM654x:
   * TI SCI irqchip
   * GPIO
   * MCU SRAM
   * R5Fs
   * MSMC RAM
   * SERDES and PCIe
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Merge tag 'ti-k3-soc-for-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/kristo/linux into arm/dt

Texas Instruments K3 SoC family changes for 5.3

- Add support for the new J721e SoC, includes basic peripherals needed for
  booting up the device
- New peripheral support added for AM654x:
  * TI SCI irqchip
  * GPIO
  * MCU SRAM
  * R5Fs
  * MSMC RAM
  * SERDES and PCIe

* tag 'ti-k3-soc-for-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/kristo/linux: (26 commits)
  arm64: dts: ti: k3-j721e: Add the MCU SRAM node
  arm64: dts: ti: k3-j721e: Add interrupt controllers in wakeup domain
  arm64: dts: ti: k3-j721e: Add interrupt controllers in main domain
  arm64: dts: ti: k3-j721e-main: Add Main NavSS Interrupt controller node
  arm64: defconfig: Enable TI's J721E SoC platform
  arm64: dts: ti: Add support for J721E Common Processor Board
  soc: ti: Add Support for J721E SoC config option
  arm64: dts: ti: Add Support for J721E SoC
  dt-bindings: serial: 8250_omap: Add compatible for J721E UART controller
  dt-bindings: arm: ti: Add bindings for J721E SoC
  arm64: dts: ti: am654-base-board: Disable SERDES and PCIe
  arm64: dts: k3-am6: Add PCIe Endpoint DT node
  arm64: dts: k3-am6: Add PCIe Root Complex DT node
  arm64: dts: k3-am6: Add SERDES DT node
  arm64: dts: k3-am6: Add mux-controller DT node required for muxing SERDES
  arm64: dts: k3-am6: Add "socionext,synquacer-pre-its" property to gic_its
  arm64: dts: ti: k3-am65: Add MSMC RAM ranges in interconnect node
  arm64: dts: ti: k3-am65: Add R5F ranges in interconnect nodes
  arm64: dts: ti: k3-am65-mcu: Add the MCU RAM node
  arm64: dts: ti: k3-am65: Add MCU SRAM ranges in interconnect nodes
  ...

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-06-19 09:03:38 -07:00
Thomas Gleixner
d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00
Nishanth Menon
cff377f789 soc: ti: Add Support for J721E SoC config option
Add option to build J721E SoC specific components

Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
2019-06-19 11:59:48 +03:00
Lee Jones
e1068c32c1 soc: qcom: geni: Add support for ACPI
When booting with ACPI as the active set of configuration tables,
all; clocks, regulators, pin functions ect are expected to be at
their ideal values/levels/rates, thus the associated frameworks
are unavailable.  Ensure calls to these APIs are shielded when
ACPI is enabled.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <agross@kernel.org>
2019-06-19 01:03:24 -05:00
Dan Carpenter
cd3967bee0 soc: ixp4xx: npe: Fix an IS_ERR() vs NULL check in probe
The devm_ioremap_resource() function doesn't return NULL, it returns
error pointers.

Fixes: 0b458d7b10 ("soc: ixp4xx: npe: Pass addresses as resources")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
2019-06-18 06:47:59 -07:00
Anson Huang
283172b019 soc: imx8: Use existing of_root directly
There is common of_root for reference, no need to find it
from DT again, use of_root directly to make driver simple.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-06-18 21:27:00 +08:00
Anson Huang
1bcbe73008 soc: imx8: Fix potential kernel dump in error path
When SoC's revision value is 0, SoC driver will print out
"unknown" in sysfs's revision node, this "unknown" is a
static string which can NOT be freed, this will caused below
kernel dump in later error path which calls kfree:

kernel BUG at mm/slub.c:3942!
Internal error: Oops - BUG: 0 [#1] PREEMPT SMP
Modules linked in:
CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.2.0-rc4-next-20190611-00023-g705146c-dirty #2197
Hardware name: NXP i.MX8MQ EVK (DT)
pstate: 60000005 (nZCv daif -PAN -UAO)
pc : kfree+0x170/0x1b0
lr : imx8_soc_init+0xc0/0xe4
sp : ffff00001003bd10
x29: ffff00001003bd10 x28: ffff00001121e0a0
x27: ffff000011482000 x26: ffff00001117068c
x25: ffff00001121e100 x24: ffff000011482000
x23: ffff000010fe2b58 x22: ffff0000111b9ab0
x21: ffff8000bd9dfba0 x20: ffff0000111b9b70
x19: ffff7e000043f880 x18: 0000000000001000
x17: ffff000010d05fa0 x16: ffff0000122e0000
x15: 0140000000000000 x14: 0000000030360000
x13: ffff8000b94b5bb0 x12: 0000000000000038
x11: ffffffffffffffff x10: ffffffffffffffff
x9 : 0000000000000003 x8 : ffff8000b9488147
x7 : ffff00001003bc00 x6 : 0000000000000000
x5 : 0000000000000003 x4 : 0000000000000003
x3 : 0000000000000003 x2 : b8793acd604edf00
x1 : ffff7e000043f880 x0 : ffff7e000043f888
Call trace:
 kfree+0x170/0x1b0
 imx8_soc_init+0xc0/0xe4
 do_one_initcall+0x58/0x1b8
 kernel_init_freeable+0x1cc/0x288
 kernel_init+0x10/0x100
 ret_from_fork+0x10/0x18

This patch fixes this potential kernel dump when a chip's
revision is "unknown", it is done by checking whether the
revision space can be freed.

Fixes: a7e26f356c ("soc: imx: Add generic i.MX8 SoC driver")
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-06-18 16:59:34 +08:00
Lee Jones
8bc529b253 soc: qcom: geni: Add support for ACPI
When booting with ACPI as the active set of configuration tables,
all; clocks, regulators, pin functions ect are expected to be at
their ideal values/levels/rates, thus the associated frameworks
are unavailable.  Ensure calls to these APIs are shielded when
ACPI is enabled.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
2019-06-18 11:58:29 +03:00
Olof Johansson
24cb4bc8f0 ti-sysc soc changes for v5.3
Just two changes to make few platform data functions static, and to
 call dev_info() if am437x is suspending to RTC-only mode. We want to
 see this in case of issues as it depends on the board wiring for things
 like DDR memory.
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Merge tag 'omap-for-v5.3/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into arm/soc

ti-sysc soc changes for v5.3

Just two changes to make few platform data functions static, and to
call dev_info() if am437x is suspending to RTC-only mode. We want to
see this in case of issues as it depends on the board wiring for things
like DDR memory.

* tag 'omap-for-v5.3/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  soc: ti: pm33xx: Add a print while entering RTC only mode with DDR in self-refresh
  ARM: OMAP2+: Make some variables static

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-06-17 05:17:10 -07:00
Olof Johansson
1126037393 NXP/FSL SoC driver updates for v5.3
DPAA2 Console driver
 - Add driver to export two char devices to dump logs for MC and
   AIOP
 
 DPAA2 DPIO driver
 - Add support for memory backed QBMan portals
 - Increase the timeout period to prevent false error
 - Add APIs to retrieve QBMan portal probing status
 
 DPAA Qman driver
 - Only make liodn fixup on powerpc SoCs with PAMU iommu
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Merge tag 'soc-fsl-next-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux into arm/drivers

NXP/FSL SoC driver updates for v5.3

DPAA2 Console driver
- Add driver to export two char devices to dump logs for MC and
  AIOP

DPAA2 DPIO driver
- Add support for memory backed QBMan portals
- Increase the timeout period to prevent false error
- Add APIs to retrieve QBMan portal probing status

DPAA Qman driver
- Only make liodn fixup on powerpc SoCs with PAMU iommu

* tag 'soc-fsl-next-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux:
  soc: fsl: qbman_portals: add APIs to retrieve the probing status
  soc: fsl: qman: fixup liodns only on ppc targets
  soc: fsl: dpio: Add support for memory backed QBMan portals
  bus: mc-bus: Add support for mapping shareable portals
  soc: fsl: dpio: Increase timeout for QBMan Management Commands
  soc: fsl: add DPAA2 console support
  Documentation: DT: Add entry for DPAA2 console
  soc: fsl: guts: Add definition for LX2160A

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-06-17 04:38:06 -07:00
Vijay Khemka
e4272af424 soc: aspeed: lpc-ctrl: make parameter optional
Making memory-region and flash as optional parameter in device
tree if user needs to use these parameter through ioctl then
need to define in devicetree.

Signed-off-by: Vijay Khemka <vijaykhemka@fb.com>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Signed-off-by: Joel Stanley <joel@jms.id.au>
2019-06-17 13:36:51 +09:30
Olof Johansson
c1d6f4adf4 This pull request contains Broadcom ARM/ARM64/MIPS SoCs device drivers
fixes for 5.2-rc1, please pull the following:
 
 - Florian fixes the biuctrl driver not to create an error condition/path
   upon unsupported CPU and also fixes the biuctrl driver writes to used
   a data barrier which is necessary given the HW block design
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Merge tag 'arm-soc/for-5.2/drivers-fixes' of https://github.com/Broadcom/stblinux into fixes

This pull request contains Broadcom ARM/ARM64/MIPS SoCs device drivers
fixes for 5.2-rc1, please pull the following:

- Florian fixes the biuctrl driver not to create an error condition/path
  upon unsupported CPU and also fixes the biuctrl driver writes to used
  a data barrier which is necessary given the HW block design

* tag 'arm-soc/for-5.2/drivers-fixes' of https://github.com/Broadcom/stblinux:
  soc: bcm: brcmstb: biuctrl: Register writes require a barrier
  soc: brcmstb: Fix error path for unsupported CPUs

Signed-off-by: Olof Johansson <olof@lixom.net>
2019-06-16 13:24:59 -07:00
Bjorn Andersson
70d22b78d3 soc: qcom: apr: Don't use reg for domain id
The reg property represents the address and size on the bus that a
device lives, but for APR the parent is a rpmsg bus, which does not have
numerical addresses. Simply defining #address/#size-cells to 1 and 0,
respectively, to silence the compiler is not an appropriate solution.

Replace the use of "reg" with an APR specific property.

Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-06-15 00:03:44 -07:00
Randy Dunlap
6b9d226b84 soc: qcom: fix QCOM_AOSS_QMP dependency and build errors
Fix Kconfig warning and subsequent build errors that are caused
when PM_GENERIC_DOMAINS=y but CONFIG_PM is not set/enabled.

WARNING: unmet direct dependencies detected for PM_GENERIC_DOMAINS
  Depends on [n]: PM [=n]
  Selected by [m]:
  - QCOM_AOSS_QMP [=m] && (ARCH_QCOM || COMPILE_TEST [=y]) && MAILBOX [=y] && COMMON_CLK [=y]

Fixes these build errors:

../drivers/base/power/domain.c: In function ‘genpd_queue_power_off_work’:
../drivers/base/power/domain.c:485:13: error: ‘pm_wq’ undeclared (first use in this function)
  queue_work(pm_wq, &genpd->power_off_work);
../drivers/base/power/domain.c:485:13: note: each undeclared identifier is reported only once for each function it appears in
../drivers/base/power/domain.c: In function ‘genpd_dev_pm_qos_notifier’:
../drivers/base/power/domain.c:675:25: error: ‘struct dev_pm_info’ has no member named ‘ignore_children’
   if (!dev || dev->power.ignore_children)
../drivers/base/power/domain.c: In function ‘rtpm_status_str’:
../drivers/base/power/domain.c:2754:16: error: ‘struct dev_pm_info’ has no member named ‘runtime_error’
  if (dev->power.runtime_error)
../drivers/base/power/domain.c:2756:21: error: ‘struct dev_pm_info’ has no member named ‘disable_depth’
  else if (dev->power.disable_depth)
../drivers/base/power/domain.c:2758:21: error: ‘struct dev_pm_info’ has no member named ‘runtime_status’
  else if (dev->power.runtime_status < ARRAY_SIZE(status_lookup))
../drivers/base/power/domain.c:2759:31: error: ‘struct dev_pm_info’ has no member named ‘runtime_status’
   p = status_lookup[dev->power.runtime_status];
../drivers/base/power/domain_governor.c: In function ‘default_suspend_ok’:
../drivers/base/power/domain_governor.c:82:17: error: ‘struct dev_pm_info’ has no member named ‘ignore_children’

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Andy Gross <andy.gross@linaro.org>
Cc: David Brown <david.brown@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-06-14 22:18:11 -07:00
Krishna Yarlagadda
7ac13f6dcb soc/tegra: Select pinctrl for Tegra194
Select PINCTRL_TEGRA194 by default for Tegra194 SoC needed for
dynamically controlling PCIe pins.

Signed-off-by: Krishna Yarlagadda <kyarlagadda@nvidia.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-06-13 10:44:08 +02:00
Bjorn Andersson
2209481409 soc: qcom: Add AOSS QMP driver
The Always On Subsystem (AOSS) Qualcomm Messaging Protocol (QMP) driver
is used to communicate with the AOSS for certain side-channel requests,
that are not available through the RPMh interface.

The communication is a very simple synchronous mechanism of messages
being written in message RAM and a doorbell in the AOSS is rung. As the
AOSS has processed the message length is cleared and an interrupt is
fired by the AOSS as acknowledgment.

The driver exposes the QDSS clock as a clock and the low-power state
associated with the remoteprocs in the system as a set of power-domains.

Reviewed-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Tested-by: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-06-11 21:52:18 -07:00
Srinivas Kandagatla
1ac19ad799 qcom: apr: Make apr callbacks in non-atomic context
APR communication with DSP is not atomic in nature.
Its request-response type. Trying to pretend that these are atomic
and invoking apr client callbacks directly under atomic/irq context has
endless issues with soundcard. It makes more sense to convert these
to nonatomic calls. This also coverts all the dais to be nonatomic.

All the callbacks are now invoked as part of rx work queue.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-06-11 21:51:07 -07:00
Keerthy
45450f36e5 soc: ti: pm33xx: Add a print while entering RTC only mode with DDR in self-refresh
Currently there is no way to distinguish if the SoC entered DS0
mode or the RTC only mode. Hence add a print before entering
the RTC only mode.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2019-06-10 05:19:26 -07:00
Geert Uytterhoeven
02af9f9094 soc: renesas: Enable RZ/A1 IRQC on RZ/A1H and RZ/A2M
Auto-enable support for the RZ/A1 Interrupt Controller when configuring
a kernel which supports RZ/A1H or RZ/A2M SoCs.
Keep selects sorted while at it.

This is similar to how interrupt controllers for other Renesas SoCs are
enabled.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2019-06-06 10:37:06 +02:00
Rasmus Villemoes
21560067fb soc: fsl: qe: fold qe_get_num_of_snums into qe_snums_init
The comment "No QE ever has fewer than 28 SNUMs" is false; e.g. the
MPC8309 has 14. The code path returning -EINVAL is also a recipe for
instant disaster, since the caller (qe_snums_init) uncritically
assigns the return value to the unsigned qe_num_of_snum, and would
thus proceed to attempt to copy 4GB from snum_init_46[] to the snum[]
array.

So fold the handling of the legacy fsl,qe-num-snums into
qe_snums_init, and make sure we do not end up using the snum_init_46
array in cases other than the two where we know it makes sense.

Reviewed-by: Christophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: Qiang Zhao <qiang.zhao@nxp.com>
Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-06-05 14:26:52 -05:00
Rasmus Villemoes
5cfca8911d soc: fsl: qe: support fsl,qe-snums property
Add driver support for the newly introduced fsl,qe-snums property.

Conveniently, of_property_read_variable_u8_array does exactly what we
need: If the property fsl,qe-snums is found (and has an allowed size),
the array of values get copied to snums, and the return value is the
number of snums - we cannot assign directly to num_of_snums, since we
need to check whether the return value is negative.

Reviewed-by: Christophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: Qiang Zhao <qiang.zhao@nxp.com>
Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-06-05 14:26:39 -05:00
Rasmus Villemoes
d7fc596366 soc: fsl: qe: introduce qe_get_device_node helper
The 'try of_find_compatible_node(NULL, NULL, "fsl,qe"), fall back to
of_find_node_by_type(NULL, "qe")' pattern is repeated five
times. Factor it into a common helper.

Reviewed-by: Christophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: Qiang Zhao <qiang.zhao@nxp.com>
Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-06-05 14:26:14 -05:00
Rasmus Villemoes
875f2aabfc soc: fsl: qe: reduce static memory footprint by 1.7K
The current array of struct qe_snum use 256*4 bytes for just keeping
track of the free/used state of each index, and the struct layout
means there's another 768 bytes of padding. If we just unzip that
structure, the array of snum values just use 256 bytes, while the
free/inuse state can be tracked in a 32 byte bitmap.

So this reduces the .data footprint by 1760 bytes. It also serves as
preparation for introducing another DT binding for specifying the snum
values.

Reviewed-by: Christophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: Qiang Zhao <qiang.zhao@nxp.com>
Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-06-05 14:26:00 -05:00
Rasmus Villemoes
f03de74d92 soc: fsl: qe: drop useless static qualifier
The local variable snum_init has no reason to have static storage duration.

Reviewed-by: Christophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: Qiang Zhao <qiang.zhao@nxp.com>
Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-06-05 14:25:43 -05:00
Thomas Gleixner
ce718dfb2c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 409
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license rev 2 and only
  rev 2 as published by the free software foundation this program is
  distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 2 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190531190112.583753585@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:14 +02:00
Thomas Gleixner
46fe777164 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 399
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms and conditions of the gnu general public license
  version 2 as published by the free software foundation this program
  is distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details you should have received a copy of the gnu general
  public license along with this program if not see http www gnu org
  licenses

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 33 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190531081038.745679586@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:12 +02:00
Thomas Gleixner
2025cf9e19 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms and conditions of the gnu general public license
  version 2 as published by the free software foundation this program
  is distributed in the hope it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 263 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141901.208660670@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Thomas Gleixner
97fb5e8d9b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 284
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 and
  only version 2 as published by the free software foundation this
  program is distributed in the hope that it will be useful but
  without any warranty without even the implied warranty of
  merchantability or fitness for a particular purpose see the gnu
  general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 294 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141900.825281744@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Thomas Gleixner
9c92ab6191 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282
Based on 1 normalized pattern(s):

  this software is licensed under the terms of the gnu general public
  license version 2 as published by the free software foundation and
  may be copied distributed and modified under those terms this
  program is distributed in the hope that it will be useful but
  without any warranty without even the implied warranty of
  merchantability or fitness for a particular purpose see the gnu
  general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 285 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141900.642774971@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Thierry Reding
f0b2835f05 soc/tegra: fuse: Do not log error message on deferred probe
Recent changes have made it much more probable that clocks are not
available yet when the FUSE driver is first probed. However, that is a
situation that the driver can cope with just fine.

To avoid confusion, don't output an error when this happens.

Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-06-05 09:54:13 +02:00
Thierry Reding
34abf69732 soc/tegra: pmc: Add comments clarifying wake events
Add some comments to clarify the purpose of the wake event support
implemented in the PMC driver.

Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-06-05 09:53:04 +02:00
Thierry Reding
03b3c21cb3 soc/tegra: pmc: Avoid crash for non-wake IRQs
For interrupts that are not wakeup sources but that may end up getting
mapped through the PMC as interrupt parent (this can happen for GPIOs),
return early in order to avoid a subsequent crash from an out-of-bounds
access to the register region.

Reported-by: Bitan Biswas <bbiswas@nvidia.com>
Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-06-05 09:53:01 +02:00
Thierry Reding
77226d9772 soc/tegra: pmc: Fail to allocate more than one wake IRQ
The code currently doesn't support allocating more than one wake IRQ at
a time. Detect this situation and error out. Also make sure to output a
warning when that happens to help track down callers.

Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-06-05 09:52:53 +02:00
Anson Huang
4c396a604a soc: imx: soc-imx8: Correct return value of error handle
Current implementation of i.MX8 SoC driver returns -ENODEV
for all cases of error during initialization, this is incorrect.
This patch fixes them using correct return value according
to different errors.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Leonard Crestez <leonard.crestez@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-06-05 14:09:24 +08:00
Anson Huang
d8dfab0f4d soc: imx: soc-imx8: Avoid unnecessary of_node_put() in error handling
of_node_put() is called after of_match_node() successfully called,
then in the following error handling, of_node_put() is called again
which is unnecessary, this patch adjusts the location of of_node_put()
to avoid such scenario.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Leonard Crestez <leonard.crestez@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-06-05 14:08:10 +08:00
Anson Huang
15f5276a2f soc: imx: Add SCU SoC info driver support
Add i.MX SCU SoC info driver to support i.MX8QXP SoC, introduce
driver dependency into Kconfig as CONFIG_IMX_SCU must be
selected to support i.MX SCU SoC driver, also need to use
platform driver model to make sure IMX_SCU driver is probed
before i.MX SCU SoC driver.

With this patch, SoC info can be read from sysfs:

i.mx8qxp-mek# cat /sys/devices/soc0/family
Freescale i.MX

i.mx8qxp-mek# cat /sys/devices/soc0/soc_id
0x2

i.mx8qxp-mek# cat /sys/devices/soc0/machine
Freescale i.MX8QXP MEK

i.mx8qxp-mek# cat /sys/devices/soc0/revision
1.1

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Abel Vesa <abel.vesa@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-06-03 20:30:37 +08:00
Thomas Gleixner
eace21fa1e treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 207
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of version 2 of the gnu general public license as
  published by the free software foundation

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 1 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528171438.709316650@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:53 -07:00
Thomas Gleixner
25763b3c86 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 206
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of version 2 of the gnu general public license as
  published by the free software foundation

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 107 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528171438.615055994@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:53 -07:00
Thomas Gleixner
9952f6918d treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 201
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms and conditions of the gnu general public license
  version 2 as published by the free software foundation this program
  is distributed in the hope it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details you should have received a copy of the gnu general
  public license along with this program if not see http www gnu org
  licenses

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 228 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528171438.107155473@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:52 -07:00
Thomas Gleixner
af873fcece treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 194
Based on 1 normalized pattern(s):

  license terms gnu general public license gpl version 2

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 161 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528170027.447718015@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:22 -07:00
Thomas Gleixner
1802d0beec treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation this program is
  distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 655 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070034.575739538@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:41 -07:00
Thomas Gleixner
2874c5fd28 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 3029 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:32 -07:00
Sibi Sankar
02e03c897a soc: qcom: rpmpd: Add MSM8998 power-domains
Add the shared cx/mx and sensor sub-system's cx and mx
power-domains found on MSM8998.

Reviewed-by: Jeffrey Hugo <jhugo@codeaurora.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <agross@kernel.org>
2019-05-29 21:40:44 -05:00
Bjorn Andersson
7dbed2a746 soc: qcom: rpmpd: Add QCS404 power-domains
Add the shared cx/mx and the low-power-island's cx and mx power-domains
found on QCS404.

Reviewed-by: Jeffrey Hugo <jhugo@codeaurora.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
[sibi: Fixup corner/vfc with vlfl/vfl]
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Signed-off-by: Andy Gross <agross@kernel.org>
2019-05-29 21:40:43 -05:00
Bjorn Andersson
1f010d1efd soc: qcom: rpmpd: Modify corner defining macros
QCS404 uses individual resource type magic for each power-domain, so
adjust the macros slightly to make them reusable for this.

Reviewed-by: Jeffrey Hugo <jhugo@codeaurora.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
[sibi: Extend rpmpd corner pair to a generic rpmpd pair]
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Signed-off-by: Andy Gross <agross@kernel.org>
2019-05-29 21:40:42 -05:00
Sibi Sankar
fe546c5442 soc: qcom: rpmpd: Add support to set rpmpd state to max
rpmpd max state varies across SoCs and SoC families, add support
in the driver to make it SoC/SoC family specific

Reviewed-by: Jeffrey Hugo <jhugo@codeaurora.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <agross@kernel.org>
2019-05-29 21:40:41 -05:00
Sibi Sankar
8b3344422f soc: qcom: rpmpd: fixup rpmpd set performance state
Remoteproc q6v5-mss calls set_performance_state with INT_MAX on
rpmpd. This is currently ignored since it is greater than the
max supported state. Fixup rpmpd state to max if the required
state is greater than all the supported states.

Fixes: 075d3db8d1 ("soc: qcom: rpmpd: Add support for get/set performance state")
Reviewed-by: Marc Gonzalez <marc.w.gonzalez@free.fr>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Jeffrey Hugo <jhugo@codeaurora.org>
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <agross@kernel.org>
2019-05-29 21:40:41 -05:00
Colin Ian King
5677eab3c8 soc: fsl: fix spelling mistake "Firmaware" -> "Firmware"
There is a spelling mistake in a pr_err message. Fix it.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-05-29 15:52:10 -05:00
Baolin Wang
37c0afeb41 soc: tegra: fuse: Use dma_request_channel instead of __dma_request_channel()
The __dma_request_channel() prototype has been changed to help to do
device node validation, thus we can use dma_request_channel() instead
of __dma_request_channel() to keep kernel bisectable.

Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2019-05-27 11:23:52 +05:30
Martin Blumenstingl
9a98fdf5b6 soc: amlogic: canvas: add support for Meson8, Meson8b and Meson8m2
The canvas IP on Meson8, Meson8b and Meson8m2 is mostly identical to the
one on GXBB and newer. The only known difference so far is that that the
"endianness" bits are not supported on Meson8m2 and earlier.

Add new compatible strings and a check in meson_canvas_config() to
validate that the endianness bits cannot be configured on the 32-bit
SoCs.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: Maxime Jourdan <mjourdan@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2019-05-22 18:19:14 -07:00
Thomas Gleixner
ec8f24b7fa treewide: Add SPDX license identifier - Makefile/Kconfig
Add SPDX license identifiers to all Make/Kconfig files which:

 - Have no license information of any form

These files fall under the project license, GPL v2 only. The resulting SPDX
license identifier is:

  GPL-2.0-only

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 10:50:46 +02:00
Laurentiu Tudor
5d1d046e28 soc: fsl: qbman_portals: add APIs to retrieve the probing status
Add a couple of new APIs to check the probing status of the required
cpu bound qman and bman portals:
 'int bman_portals_probed()' and 'int qman_portals_probed()'.
They return the following values.
 *  1 if qman/bman portals were all probed correctly
 *  0 if qman/bman portals were not yet probed
 * -1 if probing of qman/bman portals failed
Portals are considered successful probed if no error occurred during
the probing of any of the portals and if enough portals were probed
to have one available for each cpu.
The error handling paths were slightly rearranged in order to fit this
new functionality without being too intrusive.
Drivers that use qman/bman portal driver services are required to use
these APIs before calling any functions exported by these drivers or
otherwise they will crash the kernel.
First user will be the dpaa1 ethernet driver, coming in a subsequent
patch.

Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-05-20 14:28:16 -05:00
Laurentiu Tudor
d9ebd99d9a soc: fsl: qman: fixup liodns only on ppc targets
ARM SoCs use SMMU so the liodn fixup done in the qman driver is no
longer making sense and it also breaks the ICID settings inherited
from u-boot. Do the fixups only for PPC targets.

Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-05-20 14:28:16 -05:00
Roy Pledge
5842efa41f soc: fsl: dpio: Add support for memory backed QBMan portals
NXP devices with QBMan version 5 and above can enable software
portals that are memory backed. This allows the portal to be
mapped as cacheable/sharable (same as all normal memory) so
that portals can freely migrate between cores and clusters
in the SoC. The driver will enable this mode by default when
appropriate HW support is detected.

Signed-off-by: Youri Querry <youri.querry_1@nxp.com>
Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-05-20 14:28:16 -05:00
Youri Querry
d31beda2bc soc: fsl: dpio: Increase timeout for QBMan Management Commands
The timeout for QBMan Management Commands can falsely trigger on a
busy system. This patch doubles the timeout to avoid the
false error reports

Signed-off-by: Youri Querry <youri.querry_1@nxp.com>
Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-05-20 14:28:15 -05:00
Ioana Ciornei
c93349d8c1 soc: fsl: add DPAA2 console support
This patch adds DPAA2 MC and AIOP console log support.

The platform driver probes on the "fsl,dpaa2-console" device tree node
which describes the base firmware address needed in order to infer the
start address of both firmware logs: MC and AIOP.
It then exports two misc char devices which can be used to dump
the needed logs.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-05-20 14:28:15 -05:00
Vabhav Sharma
b2b1a05729 soc: fsl: guts: Add definition for LX2160A
Adding compatible string "lx2160a-dcfg" to
initialize guts driver for lx2160 and SoC die
attribute definition for LX2160A

Signed-off-by: Vabhav Sharma <vabhav.sharma@nxp.com>
Signed-off-by: Yinbo Zhu <yinbo.zhu@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
2019-05-20 14:28:15 -05:00
Florian Fainelli
6b23af0783 soc: bcm: brcmstb: biuctrl: Register writes require a barrier
The BIUCTRL register writes require that a data barrier be inserted
after comitting the write to the register for the block to latch in the
recently written values. Reads have no such requirement and are not
changed.

Fixes: 34642650e5 ("soc: Move brcmstb to bcm/brcmstb")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
2019-05-20 09:27:50 -07:00
Florian Fainelli
490cad5a3a soc: brcmstb: Fix error path for unsupported CPUs
In case setup_hifcpubiuctrl_regs() returns an error, because of e.g:
an unsupported CPU type, just catch that error and return instead of
blindly continuing with the initialization. This fixes a NULL pointer
de-reference with the code continuing without having a proper array of
registers to use.

Fixes: 22f7a9116e ("soc: brcmstb: Correct CPU_CREDIT_REG offset for Brahma-B53 CPUs")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
2019-05-20 09:27:50 -07:00
Leonard Crestez
2b14b802ad soc: imx: Read imx8mm soc revision from anatop
Like on imx6/7 we can read version information from a register in
anatop, and in the same format.

Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-05-20 15:20:41 +08:00