Commit Graph

94 Commits

Author SHA1 Message Date
Aaro Koskinen 89c8b8cc7a ARM: OMAP2+: fix USB regression on Nokia N8x0
[ Upstream commit 4421405e36 ]

GPIO chip labels are wrong for OMAP2, so the USB does not work. Fix.

Fixes: 8e0285ab95 ("ARM/musb: omap2: Remove global GPIO numbers from TUSB6010")
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Message-ID: <20240223181656.1099845-1-aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-04-17 11:23:26 +02:00
Aaro Koskinen 9ce46530d1 ARM: OMAP2+: fix N810 MMC gpiod table
[ Upstream commit 480d44d082 ]

Trying to append a second table for the same dev_id doesn't seem to work.
The second table is just silently ignored. As a result eMMC GPIOs are not
present.

Fix by using separate tables for N800 and N810.

Fixes: e519f0bb64 ("ARM/mmc: Convert old mmci-omap to GPIO descriptors")
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Message-ID: <20240223181439.1099750-3-aaro.koskinen@iki.fi>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-04-17 11:23:25 +02:00
Aaro Koskinen 2607dfe24d ARM: OMAP2+: fix bogus MMC GPIO labels on Nokia N8x0
[ Upstream commit 95f37eb52e ]

The GPIO bank width is 32 on OMAP2, so all labels are incorrect.

Fixes: e519f0bb64 ("ARM/mmc: Convert old mmci-omap to GPIO descriptors")
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Message-ID: <20240223181439.1099750-2-aaro.koskinen@iki.fi>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-04-17 11:23:25 +02:00
Linus Walleij 22041ed154
ASoC: ti: Convert N810 ASoC to GPIO descriptors
The N810 uses GPIO descriptors pretty much exclusively, but not
for ASoC, so let's fix it. Register the pins in a descriptor table
in the machine since the ASoC device is not using device tree.

Use static locals for the GPIO descriptors because I'm not able
to experient with better state storage on any real hardware. Others
using the N810 can come afterwards and improve this.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Link: https://lore.kernel.org/r/20230926-descriptors-asoc-ti-v1-1-60cf4f8adbc5@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
2023-10-02 14:06:19 +01:00
Linus Walleij c1d57ee6eb
ARM: omap2: Fix copy/paste bug
I mistyped one of the SD/MMC GPIO lines on the Nokia n810 which
was supposed to be "vio" as "vsd".

Fix it up.

Reported-by: Peter Vasil <petervasil@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Tony Lindgren <tony@atomide.com>
Link: https://lore.kernel.org/r/20230614093032.403982-1-linus.walleij@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-06-22 17:30:09 +02:00
Linus Walleij 8e0285ab95 ARM/musb: omap2: Remove global GPIO numbers from TUSB6010
The TUSB6010 (MUSB) device is picking up some GPIO lines
hardcoded by number and passing on to the TUSB6010 device
when registering it.

Instead of nasty workarounds, provide a GPIO descriptor
table and then make the TUSB6010 MUSB glue driver pick up
the GPIO lines directly, convert it to an IRQ and pass down
to the MUSB driver. OMAP2 is the only system using the
TUSB6010.

Stash the GPIO descriptors in the glue layer and use
then to power up and down the TUSB6010 on-demand, instead
of using boardfile callbacks.

Since the OMAP2 boards are the only boards using the
.set_power() and .board_set_power() callbacks, we can
just delete them as the power is now handled directly
in the TUSB6010 glue code.

Cc: Bin Liu <b-liu@ti.com>
Cc: linux-usb@vger.kernel.org
Fixes: 92bf78b33b ("gpio: omap: use dynamic allocation of base")
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2023-05-24 15:01:59 +02:00
Linus Walleij e519f0bb64 ARM/mmc: Convert old mmci-omap to GPIO descriptors
A recent change to the OMAP driver making it use a dynamic GPIO
base created problems with some old OMAP1 board files, among
them Nokia 770, SX1 and also the OMAP2 Nokia n8x0.

Fix up all instances of GPIOs being used for the MMC driver
by pushing the handling of power, slot selection and MMC
"cover" into the driver as optional GPIOs.

This is maybe not the most perfect solution as the MMC
framework have some central handlers for some of the
stuff, but it at least makes the situtation better and
solves the immediate issue.

Fixes: 92bf78b33b ("gpio: omap: use dynamic allocation of base")
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2023-05-24 15:01:36 +02:00
Arnd Bergmann 6aeb51c103 ARM: omap2: make functions static
A number of functions are only called from the file they
are defined in, so remove the extern declarations and
make them local to those files.

Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-01-09 17:00:54 +01:00
Dmitry Torokhov faf3b5cb59
ARM: omap2: n8x0: stop instantiating codec platform data
As of 0426370b58 ("ARM: dts: omap2420-n810: Correct the audio codec
(tlv320aic33) node") the DTS properly specifies reset GPIO, and the
device name in auxdata lookup table does not even match the one in
device tree anymore, so stop instantiating it.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Link: https://lore.kernel.org/r/20221102232004.1721864-1-dmitry.torokhov@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2022-11-03 13:26:07 +00:00
Yongqiang Liu 040ab72ee1 ARM: OMAP2+: Fix build warning when mmc_omap is not built
GCC reports the following warning with W=1:

arch/arm/mach-omap2/board-n8x0.c:325:19: warning:
variable 'index' set but not used [-Wunused-but-set-variable]
325 |  int bit, *openp, index;
    |                   ^~~~~

Fix this by moving CONFIG_MMC_OMAP to cover the rest codes
in the n8x0_mmc_callback().

Signed-off-by: Yongqiang Liu <liuyongqiang13@huawei.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2021-05-18 09:44:42 +03:00
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
Tony Lindgren ef70b0bdea bus: ti-sysc: Add support for platform data callbacks
We want to pass the device tree configuration for interconnect target
modules from ti-sysc driver to the existing platform hwmod code.

This allows us to first validate the dts data against the existing
platform data before we start dropping the platform data in favor of
device tree data.

To do this, let's add platform data callbacks for PM runtime functions
to call for the interconnect target modules if platform data is
available.

Note that as ti-sysc driver can rebind, omap_auxdata_lookup and related
functions can no longer be __init.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2018-02-26 14:16:11 -08:00
Tony Lindgren 0e78b1218d ARM: OMAP2+: Remove unused legacy code for n8x0
We are now booting all mach-omap2 in device tree only mode.
Any code that is only called in legacy boot mode where
of_have_populated_dt() is not set is safe to remove now.

Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
[tony@atomide.com: left out probe changes to avoid merge conflict]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2017-06-08 04:15:10 -07:00
Kees Cook 063246641d format-security: move static strings to const
While examining output from trial builds with -Wformat-security enabled,
many strings were found that should be defined as "const", or as a char
array instead of char pointer.  This makes some static analysis easier,
by producing fewer false positives.

As these are all trivial changes, it seemed best to put them all in a
single patch rather than chopping them up per maintainer.

Link: http://lkml.kernel.org/r/20170405214711.GA5711@beast
Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Jes Sorensen <jes@trained-monkey.org>	[runner.c]
Cc: Tony Lindgren <tony@atomide.com>
Cc: Russell King <linux@armlinux.org.uk>
Cc: "Maciej W. Rozycki" <macro@linux-mips.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: David Airlie <airlied@linux.ie>
Cc: Yisen Zhuang <yisen.zhuang@huawei.com>
Cc: Salil Mehta <salil.mehta@huawei.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Jiri Slaby <jslaby@suse.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: James Hogan <james.hogan@imgtec.com>
Cc: Paul Burton <paul.burton@imgtec.com>
Cc: Matt Redfearn <matt.redfearn@imgtec.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Mugunthan V N <mugunthanvnm@ti.com>
Cc: Felipe Balbi <felipe.balbi@linux.intel.com>
Cc: Jarod Wilson <jarod@redhat.com>
Cc: Florian Westphal <fw@strlen.de>
Cc: Antonio Quartulli <a@unstable.cc>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Kejian Yan <yankejian@huawei.com>
Cc: Daode Huang <huangdaode@hisilicon.com>
Cc: Qianqian Xie <xieqianqian@huawei.com>
Cc: Philippe Reynes <tremyfr@gmail.com>
Cc: Colin Ian King <colin.king@canonical.com>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Christian Gromm <christian.gromm@microchip.com>
Cc: Andrey Shvetsov <andrey.shvetsov@k2l.de>
Cc: Jason Litzinger <jlitzingerdev@gmail.com>
Cc: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2017-05-08 17:15:14 -07:00
Javier Martinez Canillas 502ad2a669 ARM: OMAP2+: use IS_ENABLED() instead of checking for built-in or module
The IS_ENABLED() macro checks if a Kconfig symbol has been enabled either
built-in or as a module, use that macro instead of open coding the same.

Using the macro makes the code more readable by helping abstract away some
of the Kconfig built-in and module enable details.

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-08-26 08:42:35 -07:00
Linus Torvalds fe78c54b47 ARM: SoC/OMAP GPMC driver cleanup and move for 3.19
The GPMC driver has traditionally been considered a part of the
 OMAP platform code and tightly interweaved with some of the boards.
 
 With this cleanup, it has finally come to the point where it makes
 sense to move it out of arch/arm into drivers/memory, where we already
 have other drivers for similar hardware. The cleanups are still
 ongoing, with the goal of eventually having a standalone driver
 that does not require an interface to architecture code.
 
 This is a separate branch because of dependencies on multiple other
 branches, and to keep the drivers changes separate from the normal
 cleanups.
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Merge tag 'omap-gpmc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC/OMAP GPMC driver cleanup and move from Arnd Bergmann:
 "The GPMC driver has traditionally been considered a part of the OMAP
  platform code and tightly interweaved with some of the boards.

  With this cleanup, it has finally come to the point where it makes
  sense to move it out of arch/arm into drivers/memory, where we already
  have other drivers for similar hardware.  The cleanups are still
  ongoing, with the goal of eventually having a standalone driver that
  does not require an interface to architecture code.

  This is a separate branch because of dependencies on multiple other
  branches, and to keep the drivers changes separate from the normal
  cleanups"

* tag 'omap-gpmc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  memory: gpmc: Move omap gpmc code to live under drivers
  ARM: OMAP2+: Move GPMC initcall to devices.c
  ARM: OMAP2+: Prepare to move GPMC to drivers by platform data header
  ARM: OMAP2+: Remove unnecesary include in GPMC driver
  ARM: OMAP2+: Drop board file for 3430sdp
  ARM: OMAP2+: Drop board file for ti8168evm
  ARM: OMAP2+: Drop legacy code for gpmc-smc91x.c
  ARM: OMAP2+: Require proper GPMC timings for devices
  ARM: OMAP2+: Show bootloader GPMC timings to allow configuring the .dts file
  ARM: OMAP2+: Fix support for multiple devices on a GPMC chip select
  ARM: OMAP2+: gpmc: Sanity check GPMC fck on probe
  ARM: OMAP2+: gpmc: Keep Chip Select disabled while configuring it
  ARM: OMAP2+: gpmc: Always enable A26-A11 for non NAND devices
  ARM: OMAP2+: gpmc: Error out if timings fail in gpmc_probe_generic_child()
  ARM: OMAP2+: gpmc: Print error message in set_gpmc_timing_reg()
2014-12-09 16:57:56 -08:00
Andreas Fenkart 826c71a065 ARM: OMAP2: MMC: include mmc-omap platform header directly
Only a few files really need that platform header. When later splitting
omap_mmc_platform_data into omap_mmc and omap_mmc_hs, those files
declaring an hs mmc platform data will have to change the platform
include, which is a good sanity check.
Also removing omap242x_init_mmc, which is not used anywhere, checked
with grep.

Signed-off-by: Andreas Fenkart <afenkart@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2014-11-26 14:30:53 +01:00
Tony Lindgren e639cd5bfc ARM: OMAP2+: Prepare to move GPMC to drivers by platform data header
We still need to support platform data for omap3 until it's booting
in device tree only mode. So let's add platform_data/omap-gpmc.h for
that, and a minimal linux/omap-gpmc.h for the save and restore used
by the PM code.

Let's also keep a minimal mach-omap2/gpmc.h still around to avoid
churn on the board-*.c files. Once omap3 boots in device tree only
mode, we can drop mach-omap2/gpmc.h and we can make the data
structures in platform_data/omap-gpmc.h private to the GPMC driver.

Note that we can now also remove gpmc-nand.h and gpmc-onenand.h.

Cc: Arnd Bergmann <arnd@arndb.de>
Acked-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2014-11-20 12:11:25 -08:00
Felipe Balbi e92ce89c29 arm: omap2: n8x0: move i2c devices to DT
By moving i2c devices to DT we can clean up
i2c_board_info and fix a problem with moving
INTC to irq domain where IRQs can be renumbered
on each boot.

Cc: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2014-09-16 14:43:11 -07:00
Aaro Koskinen 218077a3c0 ARM: OMAP2+: dts: add n8x0 onenand
Convert onenand to DT on n8x0 boards.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-11-25 15:38:09 -08:00
Tony Lindgren 5a87cde490 ARM: OMAP2+: Remove legacy booting support for n8x0
Now we can boot n8x with the appended device tree with:

$ ARCH=arm CROSS_COMPILE=/usr/bin/arm-linux-gnueabi- make omap2420-n800.dtb
$ cat arch/arm/boot/zImage arch/arm/boot/dts/omap2420-n800.dtb > /tmp/zImage

Note that you need at least the following enabled:

CONFIG_ARM_APPENDED_DTB=y
CONFIG_ARM_ATAG_DTB_COMPAT=y
CONFIG_ARM_ATAG_DTB_COMPAT_CMDLINE_FROM_BOOTLOADER=y
CONFIG_PINCTRL=y
CONFIG_PINCTRL_SINGLE=y

Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-11-25 15:31:17 -08:00
Tony Lindgren fa590c9234 ARM: OMAP2+: Add quirks support for n8x0
This allows us to keep things working when booted with
device tree. Note that we still need to initialize most
things with platform data as the drivers are lacking
support for device tree.

Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-11-25 15:31:17 -08:00
Tony Lindgren 810ac2a110 ARM: OMAP2+: Make n8x0 behave better with device tree based booting
Initialize some devices using a late_initcall and test for
the device tree based booting for some devices.

This way we can keep things working for legacy platform
devices when booted with device tree.

Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-11-25 15:31:17 -08:00
Tony Lindgren c8f27e9773 ARM: OMAP2+: Add device tree compatible revision checks for n8x0
This allows us to initialize the legacy devices when booted
with device tree.

Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-11-25 15:31:16 -08:00
Daniel Mack 386d20ab9e ARM: OMAP2: fix musb usage for n8x0
Commit b7e2e75a8c ("usb: gadget: drop unused USB_GADGET_MUSB_HDRC")
dropped a config symbol that was unused by the musb core, but it turns
out that board support code still had references to it.

As the core now handles both dual role and host-only modes, we can just
pass MUSB_OTG as mode from board files.

Signed-off-by: Daniel Mack <zonque@gmail.com>
Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2013-08-16 09:39:56 -07:00
Stephen Warren 6bb27d7349 ARM: delete struct sys_timer
Now that the only field in struct sys_timer is .init, delete the struct,
and replace the machine descriptor .timer field with the initialization
function itself.

This will enable moving timer drivers into drivers/clocksource without
having to place a public prototype of each struct sys_timer object into
include/linux; the intent is to create a single of_clocksource_init()
function that determines which timer driver to initialize by scanning
the device dtree, much like the proposed irqchip_init() at:
http://www.spinics.net/lists/arm-kernel/msg203686.html

Includes mach-omap2 fixes from Igor Grinberg.

Tested-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
2012-12-24 09:36:38 -07:00
Linus Torvalds 752451f01c Merge branch 'i2c-embedded/for-next' of git://git.pengutronix.de/git/wsa/linux
Pull i2c-embedded changes from Wolfram Sang:
 - CBUS driver (an I2C variant)
 - continued rework of the omap driver
 - s3c2410 gets lots of fixes and gains pinctrl support
 - at91 gains DMA support
 - the GPIO muxer gains devicetree probing
 - typical fixes and additions all over

* 'i2c-embedded/for-next' of git://git.pengutronix.de/git/wsa/linux: (45 commits)
  i2c: omap: Remove the OMAP_I2C_FLAG_RESET_REGS_POSTIDLE flag
  i2c: at91: add dma support
  i2c: at91: change struct members indentation
  i2c: at91: fix compilation warning
  i2c: mxs: Do not disable the I2C SMBus quick mode
  i2c: mxs: Handle i2c DMA failure properly
  i2c: s3c2410: Remove recently introduced performance overheads
  i2c: ocores: Move grlib set/get functions into #ifdef CONFIG_OF block
  i2c: s3c2410: Add fix for i2c suspend/resume
  i2c: s3c2410: Fix code to free gpios
  i2c: i2c-cbus-gpio: introduce driver
  i2c: ocores: Add support for the GRLIB port of the controller and use function pointers for getreg and setreg functions
  i2c: ocores: Add irq support for sparc
  i2c: omap: Move the remove constraint
  ARM: dts: cfa10049: Add the i2c muxer buses to the CFA-10049
  i2c: s3c2410: do not special case HDMIPHY stuck bus detection
  i2c: s3c2410: use exponential back off while polling for bus idle
  i2c: s3c2410: do not generate STOP for QUIRK_HDMIPHY
  i2c: s3c2410: grab adapter lock while changing i2c clock
  i2c: s3c2410: Add support for pinctrl
  ...
2012-12-18 16:51:10 -08:00
Aaro Koskinen 0857ba3c24 i2c: i2c-cbus-gpio: introduce driver
Add i2c driver to enable access to devices behind CBUS on Nokia Internet
Tablets.

The patch also adds CBUS I2C configuration for N8x0 which is one of the
users of this driver.

Acked-by: Felipe Balbi <balbi@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
2012-11-19 09:57:16 +01:00
Paul Walmsley 187e3e06e8 ARM: OMAP2+: board files: use SoC-specific system restart functions
Modify the board files to use the SoC-specific system restart
functions.  At this point it's possible to remove omap_prcm_restart()
from mach-omap2/prcm.c.

While removing the prototypes for the now-unused restart functions, clean
up a few more obsolete prototypes in mach-omap2/clock.h.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Tested-by: Vaibhav Hiremath <hvaibhav@ti.com>
2012-11-08 12:33:08 -07:00
Tony Lindgren 2da8a79f7d Merge branch 'omap-for-v3.8/cleanup-headers-menelaus' into omap-for-v3.8/cleanup-headers
Conflicts:
	arch/arm/mach-omap2/board-h4.c
	arch/arm/mach-omap2/board-n8x0.c
2012-10-25 12:21:48 -07:00
Tony Lindgren 46cddc01aa Merge branch 'omap-for-v3.8/cleanup-headers-mmc' into omap-for-v3.8/cleanup-headers
Conflicts:
	arch/arm/mach-omap1/devices.c
	arch/arm/mach-omap2/omap_hwmod_33xx_data.c
	arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
	drivers/mmc/host/omap.c
2012-10-17 11:13:42 -07:00
Tony Lindgren 7bd3b61853 ARM: OMAP2: Move plat/menelaus.h to linux/mfd/menelaus.h
We can move menelaus.h to live with other mfd headers to
get it out of plat for ARM common zImage support.

Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-10-15 13:53:41 -07:00
Tony Lindgren 68f39e74fb ARM: OMAP: Split plat/mmc.h into local headers and platform_data
We need to remove this from plat for ARM common zImage
support.

Also remove includes not needed by the omap_hsmmc.c driver.

Cc: linux-mmc@vger.kernel.org
Acked-by: Chris Ball <cjb@laptop.org>
Acked-by: Venkatraman S <svenkatr@ti.com>
[tony@atomide.com: fold in removal of unused driver includes]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-10-15 12:09:43 -07:00
Afzal Mohammed b6ab13e7d6 ARM: OMAP2+: onenand: header cleanup
For common arm zImage existing onenand header file
in platform specific location was moved to generic
platform data location, but it contained more than
platform data, remove it. New local header has been
created for exposing functions.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
2012-10-15 14:42:03 +05:30
Arnd Bergmann 2203747c97 ARM: omap: move platform_data definitions
Platform data for device drivers should be defined in
include/linux/platform_data/*.h, not in the architecture
and platform specific directories.

This moves such data out of the omap include directories

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Tony Lindgren <tony@atomide.com>
Cc: Kevin Hilman <khilman@ti.com>
Cc: "Benoît Cousson" <b-cousson@ti.com>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Ohad Ben-Cohen <ohad@wizery.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Omar Ramirez Luna <omar.ramirez@ti.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Cc: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: Jarkko Nikula <jarkko.nikula@bitmer.com>
Cc: Liam Girdwood <lrg@ti.com>
Cc: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Cc: Jean Pihet <j-pihet@ti.com>
Cc: J Keerthy <j-keerthy@ti.com>
Cc: linux-omap@vger.kernel.org
2012-09-19 17:39:52 +02:00
Tony Lindgren 3c101c41fb smatch and string-wrapping cleanups for the OMAP subarch code.
These changes fix some of the more meaningful warnings that smatch
 returns for the OMAP subarch code, and unwraps strings that are
 wrapped at the 80-column boundary, to conform with the current
 practice.
 
 Basic build, boot, and PM logs are available here:
 
 http://www.pwsan.com/omap/testlogs/warnings_a_cleanup_3.7/20120912025927/
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Merge tag 'omap-cleanup-b-for-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into cleanup-makefile-sparse

smatch and string-wrapping cleanups for the OMAP subarch code.

These changes fix some of the more meaningful warnings that smatch
returns for the OMAP subarch code, and unwraps strings that are
wrapped at the 80-column boundary, to conform with the current
practice.

Basic build, boot, and PM logs are available here:

http://www.pwsan.com/omap/testlogs/warnings_a_cleanup_3.7/20120912025927/
2012-09-12 20:42:36 -07:00
Tony Lindgren dbc0416104 ARM: OMAP: Split plat/hardware.h, use local soc.h for omap2+
As the plat and mach includes need to disappear for single zImage work,
we need to remove plat/hardware.h.

Do this by splitting plat/hardware.h into omap1 and omap2+ specific files.

The old plat/hardware.h already has omap1 only defines, so it gets moved
to mach/hardware.h for omap1. For omap2+, we use the local soc.h
that for now just includes the related SoC headers to keep this patch more
readable.

Note that the local soc.h still includes plat/cpu.h that can be dealt
with in later patches. Let's also include plat/serial.h from common.h for
all the board-*.c files. This allows making the include files local later
on without patching these files again.

Note that only minimal changes are done in this patch for the
drivers/watchdog/omap_wdt.c driver to keep things compiling. Further
patches are needed to eventually remove cpu_is_omap usage in the drivers.

Also only minimal changes are done to sound/soc/omap/* to remove the
unneeded includes and to define OMAP44XX_MCPDM_L3_BASE locally so there's
no need to include omap44xx.h.

While at it, also sort some of the includes in the standard way.

Cc: linux-watchdog@vger.kernel.org
Cc: alsa-devel@alsa-project.org
Cc: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: Jarkko Nikula <jarkko.nikula@bitmer.com>
Cc: Liam Girdwood <lrg@ti.com>
Acked-by: Wim Van Sebroeck <wim@iguana.be>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-09-12 18:06:31 -07:00
Tony Lindgren 7d7e1eba7e ARM: OMAP2+: Prepare for irqs.h removal
As the interrupts should only be defined in the platform_data, and
eventually coming from device tree, there's no need to define them
in header files.

Let's remove the hardcoded references to irqs.h and fix up the includes
so we don't rely on headers included in irqs.h. Note that we're
defining OMAP_INTC_START as 0 to the interrupts. This will be needed
when we enable SPARSE_IRQ. For some drivers we need to add
#include <plat/cpu.h> for now until these drivers are fixed to
remove cpu_is_omapxxxx() usage.

While at it, sort som of the includes the standard way, and add
the trailing commas where they are missing in the related data
structures.

Note that for drivers/staging/tidspbridge we just define things
locally.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-09-12 18:06:30 -07:00
Paul Walmsley 7852ec0536 ARM: OMAP: unwrap strings
Find and unwrap wrapped strings in the style:

	pr_debug("clockdomain: hardware cannot set/clear wake up of "
		 "%s when %s wakes up\n", clkdm1->name, clkdm2->name);

Keeping these strings contiguous seems to be the current Linux kernel
policy.

The offending lines were found with the following command:

    pcregrep -rnM '"\s*$\s*"' arch/arm/*omap*

While here, some messages have been clarified, some pr_warning(
... calls have been converted to pr_warn( ..., and some printk(KERN_*
... have been converted to pr_*.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
2012-09-12 02:57:10 -06:00
Igor Grinberg cf3a6ec2c0 ARM: OMAP: remove plat/board.h file
plat/board.h file is now empty - remove it.

Cc: Jarkko Lavinen <jarkko.lavinen@nokia.com>
Cc: Chris Ball <cjb@laptop.org>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: linux-mmc@vger.kernel.org
Cc: linux-mtd@lists.infradead.org
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Acked-by: Chris Ball <cjb@laptop.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-09-10 16:39:21 -07:00
Russell King 8a23fa1b95 ARM: omap: remove mmc platform data dma_mask and initialization
DMAengine uses the DMA engine device structure when mapping/unmapping
memory for DMA, so the MMC devices do not need their DMA masks
initialized (this reflects hardware: the MMC device is not the device
doing DMA.)

Tested-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2012-07-31 12:06:23 +01:00
Tony Lindgren 310018d52e ARM: OMAP2+: Fix MUSB ifdefs for platform init code
Commit 62285963 (usb: musb: drop a gigantic amount of ifdeferry)
got rid of a bunch of ifdefs in the MUSB code. Looks like the
platform init code is still using these dropped defines though,
which in many cases results the board defaulting always to host
mode.

Currently the situation is that USB_MUSB_HDRC is the main
Kconfig option with additional USB_GADGET_MUSB_HDRC so only
these two should be used to select between host and OTG mode.

Fix the situation for omaps. The following users should fix the
platform init code in a similar way:

Dropped Kconfig option          Current users

USB_MUSB_OTG                    blackfin, davinci, not in Kconfigs
USB_MUSB_PERIPHERAL             davinci, not in Kconfigs
USB_MUSB_HOST                   davinci, not in Kconfigs
USB_MUSB_HDRC_HCD               blackfin, not in Kconfigs
USB_MUSB_OTG                    blackfin, not in Kconfigs

Cc: Mike Frysinger <vapier@gentoo.org>
Cc: Sekhar Nori <nsekhar@ti.com>
Cc: linux-usb@vger.kernel.org
Cc: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-06-20 07:18:15 -07:00
Shawn Guo bbd707acee ARM: omap2: use machine specific hook for late init
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Tony Lindgren <tony@atomide.com>
2012-05-08 20:36:20 +08:00
Linus Torvalds d61b7a572b ARM: global cleanups
Quite a bit of code gets removed, and some stuff moved around, mostly
 the old samsung s3c24xx stuff. There should be no functional changes
 in this series otherwise. Some cleanups have dependencies on other
 arm-soc branches and will be sent in the second round.
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull "ARM: global cleanups" from Arnd Bergmann:
 "Quite a bit of code gets removed, and some stuff moved around, mostly
  the old samsung s3c24xx stuff.  There should be no functional changes
  in this series otherwise.  Some cleanups have dependencies on other
  arm-soc branches and will be sent in the second round.

  Signed-off-by: Arnd Bergmann <arnd@arndb.de>"

Fixed up trivial conflicts mainly due to #include's being changes on
both sides.

* tag 'cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (121 commits)
  ep93xx: Remove unnecessary includes of ep93xx-regs.h
  ep93xx: Move EP93XX_SYSCON defines to SoC private header
  ep93xx: Move crunch code to mach-ep93xx directory
  ep93xx: Make syscon access functions private to SoC
  ep93xx: Configure GPIO ports in core code
  ep93xx: Move peripheral defines to local SoC header
  ep93xx: Convert the watchdog driver into a platform device.
  ep93xx: Use ioremap for backlight driver
  ep93xx: Move GPIO defines to gpio-ep93xx.h
  ep93xx: Don't use system controller defines in audio drivers
  ep93xx: Move PHYS_BASE defines to local SoC header file
  ARM: EXYNOS: Add clock register addresses for EXYNOS4X12 bus devfreq driver
  ARM: EXYNOS: add clock registers for exynos4x12-cpufreq
  PM / devfreq: update the name of EXYNOS clock registers that were omitted
  PM / devfreq: update the name of EXYNOS clock register
  ARM: EXYNOS: change the prefix S5P_ to EXYNOS4_ for clock
  ARM: EXYNOS: use static declaration on regarding clock
  ARM: EXYNOS: replace clock.c for other new EXYNOS SoCs
  ARM: OMAP2+: Fix build error after merge
  ARM: S3C24XX: remove call to s3c24xx_setup_clocks
  ...
2012-03-27 16:03:32 -07:00
Olof Johansson 269f6a93f6 Merge branch 'fixes-non-critical-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/fixes-non-critical
* 'fixes-non-critical-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP3+: PM: VP: fix integer truncation error
  ARM: OMAP2+: PM: fix wakeupgen warning when hotplug disabled
  ARM: OMAP2+: PM: fix section mismatch with omap2_init_processor_devices()
  ARM: OMAP2: Fix section warning for n8x0 when CONFIG_MMC_OMAP is not set
  ARM: OMAP2+: Fix omap24xx_io_desc warning if SoC subtypes are not selected
  ARM: OMAP1: Fix section mismatch for omap1_init_early()
  ARM: OMAP1: Fix typo in lcd_dma.c
  ARM: OMAP: mailbox: trivial whitespace fix
  ARM: OMAP: Remove definition cpu_is_omap4430()
  ARM: OMAP2+: included some headers twice
  ARM: OMAP: clock.c: included linux/debugfs.h twice
  ARM: OMAP: don't build hwspinlock in vain
  ARM: OMAP2+: ads7846_init: put gpio_pendown into pdata if it's provided
  ARM: omap: pandora: fix usbhs platform data
  ARM: OMAP: sram: Add am33xx SRAM support (minimal)
  ARM: OMAP2+: id: Add am33xx SoC type detection
  ARM: OMAP2+: GPMC: Export gpmc_enable_hwecc and gpmc_calculate_ecc
  ARM: OMAP: dmtimer: fix missing content/correction in low-power mode support
2012-03-07 15:02:47 -08:00
Tony Lindgren 49b87c6db1 ARM: OMAP2: Fix section warning for n8x0 when CONFIG_MMC_OMAP is not set
Otherwise we get:

arch/arm/mach-omap2/board-n8x0.c:39:12: warning:
'slot1_cover_open' defined but not used [-Wunused-variable]
arch/arm/mach-omap2/board-n8x0.c:40:12: warning:
'slot2_cover_open' defined but not used [-Wunused-variable]
arch/arm/mach-omap2/board-n8x0.c:41:23: warning:
'mmc_device' defined but not used [-Wunused-variable]

Reported-by: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-03-06 11:49:28 -08:00
Kevin Hilman 015f1e4297 Merge remote-tracking branch 'omap/hsmmc' into for_3.4/cleanup/pm-base 2012-03-05 15:37:04 -08:00
Jarkko Nikula 0aac881246 ARM: OMAP: McSPI: Remove unused flag from struct omap2_mcspi_device_config
Flag single_channel in struct omap2_mcspi_device_config is not used
by drivers/spi/spi-omap2-mcspi.c so we may remove it from include/plat/mcspi.h
and affected board files.

Signed-off-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-02-24 10:33:58 -08:00
Tony Lindgren d517110243 ARM: OMAP: Fix build error when mmc_omap is built as module
Otherwise we get the following error:

arch/arm/mach-omap2/built-in.o: In function `n8x0_mmc_callback':
twl-common.c:(.text+0x108a0): undefined reference to
`omap_mmc_notify_cover_event'

Fix this by warning about unusable MMC cover events.

The long term fix needs to change the MMC drivers to
register board specific callbacks directly with PMIC.

Reported-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-02-20 10:00:38 -08:00
Linus Torvalds b3c3752292 power management changes for omap and imx
A significant part of the changes for these two platforms went into
 power management, so they are split out into a separate branch.
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Merge tag 'pm' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

power management changes for omap and imx

A significant part of the changes for these two platforms went into
power management, so they are split out into a separate branch.

* tag 'pm' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (65 commits)
  ARM: imx6: remove __CPUINIT annotation from v7_invalidate_l1
  ARM: imx6: fix v7_invalidate_l1 by adding I-Cache invalidation
  ARM: imx6q: resume PL310 only when CACHE_L2X0 defined
  ARM: imx6q: build pm code only when CONFIG_PM selected
  ARM: mx5: use generic irq chip pm interface for pm functions on
  ARM: omap: pass minimal SoC/board data for UART from dt
  arm/dts: Add minimal device tree support for omap2420 and omap2430
  omap-serial: Add minimal device tree support
  omap-serial: Use default clock speed (48Mhz) if not specified
  omap-serial: Get rid of all pdev->id usage
  ARM: OMAP2+: hwmod: Add a new flag to handle hwmods left enabled at init
  ARM: OMAP4: PRM: use PRCM interrupt handler
  ARM: OMAP3: pm: use prcm chain handler
  ARM: OMAP: hwmod: add support for selecting mpu_irq for each wakeup pad
  ARM: OMAP2+: mux: add support for PAD wakeup interrupts
  ARM: OMAP: PRCM: add suspend prepare / finish support
  ARM: OMAP: PRCM: add support for chain interrupt handler
  ARM: OMAP3/4: PRM: add functions to read pending IRQs, PRM barrier
  ARM: OMAP2+: hwmod: Add API to enable IO ring wakeup
  ARM: OMAP2+: mux: add wakeup-capable hwmod mux entries to dynamic list
  ...
2012-01-09 14:39:59 -08:00