From 14078291d89b9a1294618b649c856f4de9ef642f Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Thu, 20 Jun 2013 17:34:31 +0200 Subject: [PATCH 01/33] ARM: i.MX6: call ksz9021 phy fixup for all i.MX6 boards In current U-Boot the sabrelite, nitrogen6x and titanium all need the same fixup for the ksz9021 phy. Instead of limiting the fixup to a single board apply them for all. Signed-off-by: Sascha Hauer Signed-off-by: Shawn Guo --- arch/arm/mach-imx/mach-imx6q.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 7be13f8e69a0..7f238465765f 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -139,12 +139,12 @@ static void __init imx6q_sabrelite_cko1_setup(void) clk_put(cko1); } -static void __init imx6q_sabrelite_init(void) +static void __init imx6q_enet_phy_init(void) { - if (IS_BUILTIN(CONFIG_PHYLIB)) + if (IS_BUILTIN(CONFIG_PHYLIB)) { phy_register_fixup_for_uid(PHY_ID_KSZ9021, MICREL_PHY_ID_MASK, ksz9021rn_phy_fixup); - imx6q_sabrelite_cko1_setup(); + } } static void __init imx6q_sabresd_cko1_setup(void) @@ -205,11 +205,13 @@ static void __init imx6q_usb_init(void) static void __init imx6q_init_machine(void) { if (of_machine_is_compatible("fsl,imx6q-sabrelite")) - imx6q_sabrelite_init(); + imx6q_sabrelite_cko1_setup(); else if (of_machine_is_compatible("fsl,imx6q-sabresd") || of_machine_is_compatible("fsl,imx6dl-sabresd")) imx6q_sabresd_init(); + imx6q_enet_phy_init(); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); imx_anatop_init(); From 12da484485b0ae0cd1588ade3904c1f647ab58cd Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Thu, 20 Jun 2013 17:34:32 +0200 Subject: [PATCH 02/33] ARM: i.MX6: add ethernet phy fixup for AR8031 The AR8031 is used on the i.MX6 based sabreSD, sabreauto and wandboard. All need the same fixup, so add it for all i.MX6. Signed-off-by: Sascha Hauer Signed-off-by: Shawn Guo --- arch/arm/mach-imx/mach-imx6q.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 7f238465765f..57f350cd66b4 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -115,6 +115,29 @@ static int ksz9021rn_phy_fixup(struct phy_device *phydev) return 0; } +static int ar8031_phy_fixup(struct phy_device *dev) +{ + u16 val; + + /* To enable AR8031 output a 125MHz clk from CLK_25M */ + phy_write(dev, 0xd, 0x7); + phy_write(dev, 0xe, 0x8016); + phy_write(dev, 0xd, 0x4007); + + val = phy_read(dev, 0xe); + val &= 0xffe3; + val |= 0x18; + phy_write(dev, 0xe, val); + + /* introduce tx clock delay */ + phy_write(dev, 0x1d, 0x5); + val = phy_read(dev, 0x1e); + val |= 0x0100; + phy_write(dev, 0x1e, val); + + return 0; +} + static void __init imx6q_sabrelite_cko1_setup(void) { struct clk *cko1_sel, *ahb, *cko1; @@ -139,11 +162,15 @@ static void __init imx6q_sabrelite_cko1_setup(void) clk_put(cko1); } +#define PHY_ID_AR8031 0x004dd074 + static void __init imx6q_enet_phy_init(void) { if (IS_BUILTIN(CONFIG_PHYLIB)) { phy_register_fixup_for_uid(PHY_ID_KSZ9021, MICREL_PHY_ID_MASK, ksz9021rn_phy_fixup); + phy_register_fixup_for_uid(PHY_ID_AR8031, 0xffffffff, + ar8031_phy_fixup); } } From dbf6719a4a080669acb5087893704586c791aa41 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Thu, 20 Jun 2013 17:34:33 +0200 Subject: [PATCH 03/33] ARM: i.MX6: add ethernet phy fixup for KSZ9031 The KSZ9031 is used on the i.MX6 based Data Modul eDM-QMX6 board. It needs the same fixup to the rx/tx delays as other i.MX6 boards. Signed-off-by: Sascha Hauer Signed-off-by: Shawn Guo --- arch/arm/mach-imx/mach-imx6q.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 57f350cd66b4..db1db78b28fc 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -115,6 +115,27 @@ static int ksz9021rn_phy_fixup(struct phy_device *phydev) return 0; } +static void mmd_write_reg(struct phy_device *dev, int device, int reg, int val) +{ + phy_write(dev, 0x0d, device); + phy_write(dev, 0x0e, reg); + phy_write(dev, 0x0d, (1 << 14) | device); + phy_write(dev, 0x0e, val); +} + +static int ksz9031rn_phy_fixup(struct phy_device *dev) +{ + /* + * min rx data delay, max rx/tx clock delay, + * min rx/tx control delay + */ + mmd_write_reg(dev, 2, 4, 0); + mmd_write_reg(dev, 2, 5, 0); + mmd_write_reg(dev, 2, 8, 0x003ff); + + return 0; +} + static int ar8031_phy_fixup(struct phy_device *dev) { u16 val; @@ -169,6 +190,8 @@ static void __init imx6q_enet_phy_init(void) if (IS_BUILTIN(CONFIG_PHYLIB)) { phy_register_fixup_for_uid(PHY_ID_KSZ9021, MICREL_PHY_ID_MASK, ksz9021rn_phy_fixup); + phy_register_fixup_for_uid(PHY_ID_KSZ9031, MICREL_PHY_ID_MASK, + ksz9031rn_phy_fixup); phy_register_fixup_for_uid(PHY_ID_AR8031, 0xffffffff, ar8031_phy_fixup); } From 17c4b89df523ea375e1ec4f02df7ab94c9c89d1b Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Mon, 24 Jun 2013 22:50:17 -0300 Subject: [PATCH 04/33] ARM: imx_v6_v7_defconfig: Select CONFIG_NOP_USB_XCEIV by default In order to get USB functionality on mx5 boards, we need to select CONFIG_NOP_USB_XCEIV option, so let's enable it by default. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v6_v7_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index 06686e7303a9..0837aae1507e 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -195,6 +195,7 @@ CONFIG_USB_EHCI_MXC=y CONFIG_USB_CHIPIDEA=y CONFIG_USB_CHIPIDEA_HOST=y CONFIG_USB_PHY=y +CONFIG_NOP_USB_XCEIV=y CONFIG_USB_MXS_PHY=y CONFIG_USB_STORAGE=y CONFIG_MMC=y From 6d6fc5012a7df26e1209b47659a43d47d3709497 Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Wed, 26 Jun 2013 15:08:49 +0200 Subject: [PATCH 05/33] ARM i.MX6Q: Use ENET_CLK_SEL defines in imx6q_1588_init Signed-off-by: Philipp Zabel Signed-off-by: Shawn Guo --- arch/arm/mach-imx/mach-imx6q.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index db1db78b28fc..59218418fde3 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -31,6 +31,7 @@ #include #include #include +#include #include #include #include @@ -242,7 +243,9 @@ static void __init imx6q_1588_init(void) gpr = syscon_regmap_lookup_by_compatible("fsl,imx6q-iomuxc-gpr"); if (!IS_ERR(gpr)) - regmap_update_bits(gpr, 0x4, 1 << 21, 1 << 21); + regmap_update_bits(gpr, IOMUXC_GPR1, + IMX6Q_GPR1_ENET_CLK_SEL_MASK, + IMX6Q_GPR1_ENET_CLK_SEL_ANATOP); else pr_err("failed to find fsl,imx6q-iomux-gpr regmap\n"); From b59aae39cc2544b9fdec9f114728630b7cc51f34 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Thu, 27 Jun 2013 09:48:41 -0300 Subject: [PATCH 06/33] ARM: imx_v6_v7_defconfig: Enable FSL_LPUART support Enable the FSL_LPUART driver as it is used by the VF610 family. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v6_v7_defconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index 0837aae1507e..2353bdea9472 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -133,6 +133,8 @@ CONFIG_VT_HW_CONSOLE_BINDING=y # CONFIG_DEVKMEM is not set CONFIG_SERIAL_IMX=y CONFIG_SERIAL_IMX_CONSOLE=y +CONFIG_SERIAL_FSL_LPUART=y +CONFIG_SERIAL_FSL_LPUART_CONSOLE=y CONFIG_HW_RANDOM=y CONFIG_HW_RANDOM_MXC_RNGA=y CONFIG_I2C=y From 9fe595be2ce9a5ab0cb9421f9f452b9728eb5bf0 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 28 Jun 2013 00:28:07 -0300 Subject: [PATCH 07/33] ARM: imx_v6_v7_defconfig: Enable LVDS Display Bridge Let IMX_LDB driver be built by default. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v6_v7_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index 2353bdea9472..799e31f3999d 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -217,6 +217,7 @@ CONFIG_MXS_DMA=y CONFIG_STAGING=y CONFIG_DRM_IMX=y CONFIG_DRM_IMX_TVE=y +CONFIG_DRM_IMX_LDB=y CONFIG_DRM_IMX_FB_HELPER=y CONFIG_DRM_IMX_PARALLEL_DISPLAY=y CONFIG_DRM_IMX_IPUV3_CORE=y From a6fc9d194d9abc2a8abc85866912810228f0653f Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Fri, 28 Jun 2013 14:24:15 +0200 Subject: [PATCH 08/33] ARM i.MX6DL: parent LDB DI clocks to PLL5 on i.MX6S/DL i.MX6S/DL have the Video PLL post dividers fixed already in revision 1.0 Signed-off-by: Philipp Zabel Signed-off-by: Shawn Guo --- arch/arm/mach-imx/clk-imx6q.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 86567d980b07..82a85cea7ce0 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -554,7 +554,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk_register_clkdev(clk[pll4_post_div], "pll4_post_div", NULL); clk_register_clkdev(clk[pll4_audio], "pll4_audio", NULL); - if (imx6q_revision() != IMX_CHIP_REVISION_1_0) { + if ((imx6q_revision() != IMX_CHIP_REVISION_1_0) || cpu_is_imx6dl()) { clk_set_parent(clk[ldb_di0_sel], clk[pll5_video_div]); clk_set_parent(clk[ldb_di1_sel], clk[pll5_video_div]); } From c61665982d9d4139ee1d6a01e5530598f9bd290c Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 28 Jun 2013 19:49:19 -0300 Subject: [PATCH 09/33] ARM: imx_v6_v7_defconfig: Enable VPU driver Let VPU driver be selected by default. VPU driver requires a SRAM pool, so select CONFIG_SRAM as well. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v6_v7_defconfig | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index 799e31f3999d..f64b6a24b354 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -88,6 +88,7 @@ CONFIG_MTD_UBI=y CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_SIZE=65536 +CONFIG_SRAM=y CONFIG_EEPROM_AT24=y CONFIG_EEPROM_AT25=y # CONFIG_SCSI_PROC_FS is not set @@ -169,6 +170,8 @@ CONFIG_SOC_CAMERA=y CONFIG_SOC_CAMERA_OV2640=y CONFIG_DRM=y CONFIG_VIDEO_MX3=y +CONFIG_V4L_MEM2MEM_DRIVERS=y +CONFIG_VIDEO_CODA=y CONFIG_FB=y CONFIG_LCD_PLATFORM=y CONFIG_BACKLIGHT_LCD_SUPPORT=y From 8bba8303b059ddcdcac647efa816b4c04ea42eee Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Wed, 3 Jul 2013 09:42:57 -0300 Subject: [PATCH 10/33] ARM: imx_v4_v5_defconfig: Select CONFIG_MACH_IMX25_DT Allow booting a mx25 dt kernel by default. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v4_v5_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/configs/imx_v4_v5_defconfig b/arch/arm/configs/imx_v4_v5_defconfig index f07a847b00c9..dcd3d91f7724 100644 --- a/arch/arm/configs/imx_v4_v5_defconfig +++ b/arch/arm/configs/imx_v4_v5_defconfig @@ -27,6 +27,7 @@ CONFIG_MACH_APF9328=y CONFIG_MACH_MX21ADS=y CONFIG_MACH_MX25_3DS=y CONFIG_MACH_EUKREA_CPUIMX25SD=y +CONFIG_MACH_IMX25_DT=y CONFIG_MACH_MX27ADS=y CONFIG_MACH_PCM038=y CONFIG_MACH_CPUIMX27=y From e6a07569611daf4190c0fd2c2bb1e2189c0cb479 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Mon, 8 Jul 2013 21:45:20 +0800 Subject: [PATCH 11/33] ARM: imx: let L2 initialization be a common function Move imx6q L2 initialization function imx6q_init_l2cache() into system.c, and rename it imx_init_l2cache(), so that other platforms other than imx6q can also use the function. Signed-off-by: Shawn Guo Acked-by: Dirk Behme --- arch/arm/mach-imx/common.h | 6 ++++++ arch/arm/mach-imx/mach-imx6q.c | 37 +--------------------------------- arch/arm/mach-imx/system.c | 33 ++++++++++++++++++++++++++++++ 3 files changed, 40 insertions(+), 36 deletions(-) diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h index cb6c838b63ed..b96aff7476ea 100644 --- a/arch/arm/mach-imx/common.h +++ b/arch/arm/mach-imx/common.h @@ -161,6 +161,12 @@ extern int mx51_neon_fixup(void); static inline int mx51_neon_fixup(void) { return 0; } #endif +#ifdef CONFIG_CACHE_L2X0 +extern void imx_init_l2cache(void); +#else +static inline void imx_init_l2cache(void) {} +#endif + extern struct smp_operations imx_smp_ops; #endif diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 59218418fde3..9f06cc8789c6 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -32,7 +32,6 @@ #include #include #include -#include #include #include #include @@ -352,44 +351,10 @@ static void __init imx6q_map_io(void) imx_scu_map_io(); } -#ifdef CONFIG_CACHE_L2X0 -static void __init imx6q_init_l2cache(void) -{ - void __iomem *l2x0_base; - struct device_node *np; - unsigned int val; - - np = of_find_compatible_node(NULL, NULL, "arm,pl310-cache"); - if (!np) - goto out; - - l2x0_base = of_iomap(np, 0); - if (!l2x0_base) { - of_node_put(np); - goto out; - } - - /* Configure the L2 PREFETCH and POWER registers */ - val = readl_relaxed(l2x0_base + L2X0_PREFETCH_CTRL); - val |= 0x70800000; - writel_relaxed(val, l2x0_base + L2X0_PREFETCH_CTRL); - val = L2X0_DYNAMIC_CLK_GATING_EN | L2X0_STNDBY_MODE_EN; - writel_relaxed(val, l2x0_base + L2X0_POWER_CTRL); - - iounmap(l2x0_base); - of_node_put(np); - -out: - l2x0_of_init(0, ~0UL); -} -#else -static inline void imx6q_init_l2cache(void) {} -#endif - static void __init imx6q_init_irq(void) { imx6q_init_revision(); - imx6q_init_l2cache(); + imx_init_l2cache(); imx_src_init(); imx_gpc_init(); irqchip_init(); diff --git a/arch/arm/mach-imx/system.c b/arch/arm/mach-imx/system.c index 6fe81bb4d3c9..e5592cab1f6a 100644 --- a/arch/arm/mach-imx/system.c +++ b/arch/arm/mach-imx/system.c @@ -27,6 +27,7 @@ #include #include #include +#include #include "common.h" #include "hardware.h" @@ -95,3 +96,35 @@ void __init mxc_arch_reset_init_dt(void) clk_prepare(wdog_clk); } + +#ifdef CONFIG_CACHE_L2X0 +static void __init imx_init_l2cache(void) +{ + void __iomem *l2x0_base; + struct device_node *np; + unsigned int val; + + np = of_find_compatible_node(NULL, NULL, "arm,pl310-cache"); + if (!np) + goto out; + + l2x0_base = of_iomap(np, 0); + if (!l2x0_base) { + of_node_put(np); + goto out; + } + + /* Configure the L2 PREFETCH and POWER registers */ + val = readl_relaxed(l2x0_base + L2X0_PREFETCH_CTRL); + val |= 0x70800000; + writel_relaxed(val, l2x0_base + L2X0_PREFETCH_CTRL); + val = L2X0_DYNAMIC_CLK_GATING_EN | L2X0_STNDBY_MODE_EN; + writel_relaxed(val, l2x0_base + L2X0_POWER_CTRL); + + iounmap(l2x0_base); + of_node_put(np); + +out: + l2x0_of_init(0, ~0UL); +} +#endif From 73dada7fe7e59e6fa69b8aec4683575638e18411 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Mon, 8 Jul 2013 21:52:33 +0800 Subject: [PATCH 12/33] ARM: imx: use imx specific L2 init function on imx6sl The optimized L2 prefect and power setting done in imx_init_l2cache() can also benefit imx6sl, so let's call the function on imx6sl as well. Signed-off-by: Shawn Guo Acked-by: Dirk Behme --- arch/arm/mach-imx/mach-imx6sl.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm/mach-imx/mach-imx6sl.c b/arch/arm/mach-imx/mach-imx6sl.c index 132db2609507..0d75dc54f715 100644 --- a/arch/arm/mach-imx/mach-imx6sl.c +++ b/arch/arm/mach-imx/mach-imx6sl.c @@ -11,7 +11,6 @@ #include #include #include -#include #include #include @@ -26,7 +25,7 @@ static void __init imx6sl_init_machine(void) static void __init imx6sl_init_irq(void) { - l2x0_of_init(0, ~0UL); + imx_init_l2cache(); imx_src_init(); imx_gpc_init(); irqchip_init(); From 3da66bfb74428e9bea8c79f795f9d7749a04a154 Mon Sep 17 00:00:00 2001 From: Huang Shijie Date: Mon, 8 Jul 2013 15:16:03 +0800 Subject: [PATCH 13/33] ARM: imx_v6_v7_defconfig: enable WEIM driver enable the weim driver. Since the NOR is connected to the WEIM for imx6q{dl}-sabreauto, we also enable the MTD_PHYSMAP_OF module. Signed-off-by: Huang Shijie Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v6_v7_defconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index f64b6a24b354..f1662d319b1e 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -68,6 +68,7 @@ CONFIG_NETFILTER=y CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y # CONFIG_STANDALONE is not set +CONFIG_IMX_WEIM=y CONFIG_CONNECTOR=y CONFIG_MTD=y CONFIG_MTD_CMDLINE_PARTS=y @@ -78,6 +79,7 @@ CONFIG_MTD_JEDECPROBE=y CONFIG_MTD_CFI_INTELEXT=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_CFI_STAA=y +CONFIG_MTD_PHYSMAP_OF=y CONFIG_MTD_DATAFLASH=y CONFIG_MTD_M25P80=y CONFIG_MTD_SST25L=y From 10eff77074dd3557aac75d55badad973a451e2e6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Vincent=20Stehl=C3=A9?= Date: Wed, 10 Jul 2013 11:45:46 +0200 Subject: [PATCH 14/33] ARM: imx: fix imx_init_l2cache storage class MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This fixes the following compilation error: arch/arm/mach-imx/system.c:101:123: error: static declaration of ‘imx_init_l2cache’ follows non-static declaration In file included from arch/arm/mach-imx/system.c:32:0: arch/arm/mach-imx/common.h:165:13: note: previous declaration of ‘imx_init_l2cache’ was here arch/arm/mach-imx/system.c:101:123: warning: ‘imx_init_l2cache’ defined but not used [-Wunused-function] Signed-off-by: Vincent Stehlé Cc: Sascha Hauer Cc: Russell King Signed-off-by: Shawn Guo --- arch/arm/mach-imx/system.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mach-imx/system.c b/arch/arm/mach-imx/system.c index e5592cab1f6a..64ff37ea72b1 100644 --- a/arch/arm/mach-imx/system.c +++ b/arch/arm/mach-imx/system.c @@ -98,7 +98,7 @@ void __init mxc_arch_reset_init_dt(void) } #ifdef CONFIG_CACHE_L2X0 -static void __init imx_init_l2cache(void) +void __init imx_init_l2cache(void) { void __iomem *l2x0_base; struct device_node *np; From f025569322b899a723990774bbe7a625a7e7da2c Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Wed, 10 Jul 2013 12:30:16 -0300 Subject: [PATCH 15/33] ARM: imx: Select MIGHT_HAVE_CACHE_L2X0 Select MIGHT_HAVE_CACHE_L2X0 for armv6 and armv7 i.MX SoCs. By selecting MIGHT_HAVE_CACHE_L2X0, the user still has the possibility to disable CACHE_L2X0 selection via menuconfig. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/mach-imx/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index f54656091a9d..f7a5ad1c8ac7 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -8,6 +8,7 @@ config ARCH_MXC select GENERIC_ALLOCATOR select GENERIC_CLOCKEVENTS select GENERIC_IRQ_CHIP + select MIGHT_HAVE_CACHE_L2X0 if ARCH_MULTI_V6_V7 select MULTI_IRQ_HANDLER select SPARSE_IRQ select USE_OF From cbe7fc8aaeefc71a75c2688602ba5bb570c0a265 Mon Sep 17 00:00:00 2001 From: Liu Ying Date: Thu, 4 Jul 2013 17:22:26 +0800 Subject: [PATCH 16/33] ARM: imx: add common clock support for fixup div One register may have several fields to control some clocks. It is possible that the read/write values of some fields may map to different real functional values, so writing to the other fields in the same register may break a working clock tree. A real case is the aclk_podf field in the register 'CCM Serial Clock Multiplexer Register 1' of i.MX6Q/SDL SoC. This patch introduces a fixup hook for divider clock which is called before writing a value to clock registers to support this kind of divider clocks. Signed-off-by: Liu Ying Signed-off-by: Shawn Guo --- arch/arm/mach-imx/Makefile | 3 +- arch/arm/mach-imx/clk-fixup-div.c | 129 ++++++++++++++++++++++++++++++ arch/arm/mach-imx/clk.h | 4 + 3 files changed, 135 insertions(+), 1 deletion(-) create mode 100644 arch/arm/mach-imx/clk-fixup-div.c diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index e20f22d58fd8..92b91a22eb4d 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -15,7 +15,8 @@ imx5-pm-$(CONFIG_PM) += pm-imx5.o obj-$(CONFIG_SOC_IMX5) += cpu-imx5.o mm-imx5.o clk-imx51-imx53.o ehci-imx5.o $(imx5-pm-y) obj-$(CONFIG_COMMON_CLK) += clk-pllv1.o clk-pllv2.o clk-pllv3.o clk-gate2.o \ - clk-pfd.o clk-busy.o clk.o + clk-pfd.o clk-busy.o clk.o \ + clk-fixup-div.o obj-$(CONFIG_IMX_HAVE_IOMUX_V1) += iomux-v1.o obj-$(CONFIG_ARCH_MXC_IOMUX_V3) += iomux-v3.o diff --git a/arch/arm/mach-imx/clk-fixup-div.c b/arch/arm/mach-imx/clk-fixup-div.c new file mode 100644 index 000000000000..21db020b1f2d --- /dev/null +++ b/arch/arm/mach-imx/clk-fixup-div.c @@ -0,0 +1,129 @@ +/* + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include +#include +#include +#include +#include "clk.h" + +#define to_clk_div(_hw) container_of(_hw, struct clk_divider, hw) +#define div_mask(d) ((1 << (d->width)) - 1) + +/** + * struct clk_fixup_div - imx integer fixup divider clock + * @divider: the parent class + * @ops: pointer to clk_ops of parent class + * @fixup: a hook to fixup the write value + * + * The imx fixup divider clock is a subclass of basic clk_divider + * with an addtional fixup hook. + */ +struct clk_fixup_div { + struct clk_divider divider; + const struct clk_ops *ops; + void (*fixup)(u32 *val); +}; + +static inline struct clk_fixup_div *to_clk_fixup_div(struct clk_hw *hw) +{ + struct clk_divider *divider = to_clk_div(hw); + + return container_of(divider, struct clk_fixup_div, divider); +} + +static unsigned long clk_fixup_div_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct clk_fixup_div *fixup_div = to_clk_fixup_div(hw); + + return fixup_div->ops->recalc_rate(&fixup_div->divider.hw, parent_rate); +} + +static long clk_fixup_div_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + struct clk_fixup_div *fixup_div = to_clk_fixup_div(hw); + + return fixup_div->ops->round_rate(&fixup_div->divider.hw, rate, prate); +} + +static int clk_fixup_div_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct clk_fixup_div *fixup_div = to_clk_fixup_div(hw); + struct clk_divider *div = to_clk_div(hw); + unsigned int divider, value; + unsigned long flags = 0; + u32 val; + + divider = parent_rate / rate; + + /* Zero based divider */ + value = divider - 1; + + if (value > div_mask(div)) + value = div_mask(div); + + spin_lock_irqsave(div->lock, flags); + + val = readl(div->reg); + val &= ~(div_mask(div) << div->shift); + val |= value << div->shift; + fixup_div->fixup(&val); + writel(val, div->reg); + + spin_unlock_irqrestore(div->lock, flags); + + return 0; +} + +static const struct clk_ops clk_fixup_div_ops = { + .recalc_rate = clk_fixup_div_recalc_rate, + .round_rate = clk_fixup_div_round_rate, + .set_rate = clk_fixup_div_set_rate, +}; + +struct clk *imx_clk_fixup_divider(const char *name, const char *parent, + void __iomem *reg, u8 shift, u8 width, + void (*fixup)(u32 *val)) +{ + struct clk_fixup_div *fixup_div; + struct clk *clk; + struct clk_init_data init; + + if (!fixup) + return ERR_PTR(-EINVAL); + + fixup_div = kzalloc(sizeof(*fixup_div), GFP_KERNEL); + if (!fixup_div) + return ERR_PTR(-ENOMEM); + + init.name = name; + init.ops = &clk_fixup_div_ops; + init.flags = CLK_SET_RATE_PARENT; + init.parent_names = parent ? &parent : NULL; + init.num_parents = parent ? 1 : 0; + + fixup_div->divider.reg = reg; + fixup_div->divider.shift = shift; + fixup_div->divider.width = width; + fixup_div->divider.lock = &imx_ccm_lock; + fixup_div->divider.hw.init = &init; + fixup_div->ops = &clk_divider_ops; + fixup_div->fixup = fixup; + + clk = clk_register(NULL, &fixup_div->divider.hw); + if (IS_ERR(clk)) + kfree(fixup_div); + + return clk; +} diff --git a/arch/arm/mach-imx/clk.h b/arch/arm/mach-imx/clk.h index 0e4e8bb261b9..51eb38538cc4 100644 --- a/arch/arm/mach-imx/clk.h +++ b/arch/arm/mach-imx/clk.h @@ -49,6 +49,10 @@ struct clk *imx_clk_busy_mux(const char *name, void __iomem *reg, u8 shift, u8 width, void __iomem *busy_reg, u8 busy_shift, const char **parent_names, int num_parents); +struct clk *imx_clk_fixup_divider(const char *name, const char *parent, + void __iomem *reg, u8 shift, u8 width, + void (*fixup)(u32 *val)); + static inline struct clk *imx_clk_fixed(const char *name, int rate) { return clk_register_fixed_rate(NULL, name, NULL, CLK_IS_ROOT, rate); From a49e6c4b820488b79ada6da9ce609fa8611d3e00 Mon Sep 17 00:00:00 2001 From: Liu Ying Date: Thu, 4 Jul 2013 17:35:46 +0800 Subject: [PATCH 17/33] ARM: imx: add common clock support for fixup mux One register may have several fields to control some clocks. It is possible that the read/write values of some fields may map to different real functional values, so writing to the other fields in the same register may break a working clock tree. A real case is the aclk_podf field in the register 'CCM Serial Clock Multiplexer Register 1' of i.MX6Q/SDL SoC. This patch introduces a fixup hook for multiplexer clock which is called before writing a value to clock registers to support this kind of multiplexer clocks. Signed-off-by: Liu Ying Signed-off-by: Shawn Guo --- arch/arm/mach-imx/Makefile | 2 +- arch/arm/mach-imx/clk-fixup-mux.c | 107 ++++++++++++++++++++++++++++++ arch/arm/mach-imx/clk.h | 4 ++ 3 files changed, 112 insertions(+), 1 deletion(-) create mode 100644 arch/arm/mach-imx/clk-fixup-mux.c diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index 92b91a22eb4d..5383c589ad71 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -16,7 +16,7 @@ obj-$(CONFIG_SOC_IMX5) += cpu-imx5.o mm-imx5.o clk-imx51-imx53.o ehci-imx5.o $(i obj-$(CONFIG_COMMON_CLK) += clk-pllv1.o clk-pllv2.o clk-pllv3.o clk-gate2.o \ clk-pfd.o clk-busy.o clk.o \ - clk-fixup-div.o + clk-fixup-div.o clk-fixup-mux.o obj-$(CONFIG_IMX_HAVE_IOMUX_V1) += iomux-v1.o obj-$(CONFIG_ARCH_MXC_IOMUX_V3) += iomux-v3.o diff --git a/arch/arm/mach-imx/clk-fixup-mux.c b/arch/arm/mach-imx/clk-fixup-mux.c new file mode 100644 index 000000000000..deb4b8093b30 --- /dev/null +++ b/arch/arm/mach-imx/clk-fixup-mux.c @@ -0,0 +1,107 @@ +/* + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include +#include +#include +#include +#include "clk.h" + +#define to_clk_mux(_hw) container_of(_hw, struct clk_mux, hw) + +/** + * struct clk_fixup_mux - imx integer fixup multiplexer clock + * @mux: the parent class + * @ops: pointer to clk_ops of parent class + * @fixup: a hook to fixup the write value + * + * The imx fixup multiplexer clock is a subclass of basic clk_mux + * with an addtional fixup hook. + */ +struct clk_fixup_mux { + struct clk_mux mux; + const struct clk_ops *ops; + void (*fixup)(u32 *val); +}; + +static inline struct clk_fixup_mux *to_clk_fixup_mux(struct clk_hw *hw) +{ + struct clk_mux *mux = to_clk_mux(hw); + + return container_of(mux, struct clk_fixup_mux, mux); +} + +static u8 clk_fixup_mux_get_parent(struct clk_hw *hw) +{ + struct clk_fixup_mux *fixup_mux = to_clk_fixup_mux(hw); + + return fixup_mux->ops->get_parent(&fixup_mux->mux.hw); +} + +static int clk_fixup_mux_set_parent(struct clk_hw *hw, u8 index) +{ + struct clk_fixup_mux *fixup_mux = to_clk_fixup_mux(hw); + struct clk_mux *mux = to_clk_mux(hw); + unsigned long flags = 0; + u32 val; + + spin_lock_irqsave(mux->lock, flags); + + val = readl(mux->reg); + val &= ~(mux->mask << mux->shift); + val |= index << mux->shift; + fixup_mux->fixup(&val); + writel(val, mux->reg); + + spin_unlock_irqrestore(mux->lock, flags); + + return 0; +} + +static const struct clk_ops clk_fixup_mux_ops = { + .get_parent = clk_fixup_mux_get_parent, + .set_parent = clk_fixup_mux_set_parent, +}; + +struct clk *imx_clk_fixup_mux(const char *name, void __iomem *reg, + u8 shift, u8 width, const char **parents, + int num_parents, void (*fixup)(u32 *val)) +{ + struct clk_fixup_mux *fixup_mux; + struct clk *clk; + struct clk_init_data init; + + if (!fixup) + return ERR_PTR(-EINVAL); + + fixup_mux = kzalloc(sizeof(*fixup_mux), GFP_KERNEL); + if (!fixup_mux) + return ERR_PTR(-ENOMEM); + + init.name = name; + init.ops = &clk_fixup_mux_ops; + init.parent_names = parents; + init.num_parents = num_parents; + + fixup_mux->mux.reg = reg; + fixup_mux->mux.shift = shift; + fixup_mux->mux.mask = BIT(width) - 1; + fixup_mux->mux.lock = &imx_ccm_lock; + fixup_mux->mux.hw.init = &init; + fixup_mux->ops = &clk_mux_ops; + fixup_mux->fixup = fixup; + + clk = clk_register(NULL, &fixup_mux->mux.hw); + if (IS_ERR(clk)) + kfree(fixup_mux); + + return clk; +} diff --git a/arch/arm/mach-imx/clk.h b/arch/arm/mach-imx/clk.h index 51eb38538cc4..2534359fdedc 100644 --- a/arch/arm/mach-imx/clk.h +++ b/arch/arm/mach-imx/clk.h @@ -53,6 +53,10 @@ struct clk *imx_clk_fixup_divider(const char *name, const char *parent, void __iomem *reg, u8 shift, u8 width, void (*fixup)(u32 *val)); +struct clk *imx_clk_fixup_mux(const char *name, void __iomem *reg, + u8 shift, u8 width, const char **parents, + int num_parents, void (*fixup)(u32 *val)); + static inline struct clk *imx_clk_fixed(const char *name, int rate) { return clk_register_fixed_rate(NULL, name, NULL, CLK_IS_ROOT, rate); From dfd871442e37d8563d2fe16fe65e6507fd3071fa Mon Sep 17 00:00:00 2001 From: Liu Ying Date: Thu, 4 Jul 2013 17:57:17 +0800 Subject: [PATCH 18/33] ARM: imx6: change some clocks to fixup clocks All the clocks controlled by the register 'CCM Serial Clock Multiplexer Register 1' should be fixup clocks. This patch changes those clocks from basic multiplexer or divider clocks to fixup clocks. Signed-off-by: Liu Ying Signed-off-by: Shawn Guo --- arch/arm/mach-imx/clk-imx6q.c | 24 ++++++++++++------------ arch/arm/mach-imx/clk-imx6sl.c | 20 ++++++++++---------- arch/arm/mach-imx/clk.c | 26 ++++++++++++++++++++++++++ arch/arm/mach-imx/clk.h | 2 ++ 4 files changed, 50 insertions(+), 22 deletions(-) diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 82a85cea7ce0..db9f8f5646f1 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -384,16 +384,16 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[ipu2_di1_sel] = imx_clk_mux("ipu2_di1_sel", base + 0x38, 9, 3, ipu2_di1_sels, ARRAY_SIZE(ipu2_di1_sels)); clk[hsi_tx_sel] = imx_clk_mux("hsi_tx_sel", base + 0x30, 28, 1, hsi_tx_sels, ARRAY_SIZE(hsi_tx_sels)); clk[pcie_axi_sel] = imx_clk_mux("pcie_axi_sel", base + 0x18, 10, 1, pcie_axi_sels, ARRAY_SIZE(pcie_axi_sels)); - clk[ssi1_sel] = imx_clk_mux("ssi1_sel", base + 0x1c, 10, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); - clk[ssi2_sel] = imx_clk_mux("ssi2_sel", base + 0x1c, 12, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); - clk[ssi3_sel] = imx_clk_mux("ssi3_sel", base + 0x1c, 14, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); - clk[usdhc1_sel] = imx_clk_mux("usdhc1_sel", base + 0x1c, 16, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); - clk[usdhc2_sel] = imx_clk_mux("usdhc2_sel", base + 0x1c, 17, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); - clk[usdhc3_sel] = imx_clk_mux("usdhc3_sel", base + 0x1c, 18, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); - clk[usdhc4_sel] = imx_clk_mux("usdhc4_sel", base + 0x1c, 19, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); + clk[ssi1_sel] = imx_clk_fixup_mux("ssi1_sel", base + 0x1c, 10, 2, ssi_sels, ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup); + clk[ssi2_sel] = imx_clk_fixup_mux("ssi2_sel", base + 0x1c, 12, 2, ssi_sels, ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup); + clk[ssi3_sel] = imx_clk_fixup_mux("ssi3_sel", base + 0x1c, 14, 2, ssi_sels, ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup); + clk[usdhc1_sel] = imx_clk_fixup_mux("usdhc1_sel", base + 0x1c, 16, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup); + clk[usdhc2_sel] = imx_clk_fixup_mux("usdhc2_sel", base + 0x1c, 17, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup); + clk[usdhc3_sel] = imx_clk_fixup_mux("usdhc3_sel", base + 0x1c, 18, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup); + clk[usdhc4_sel] = imx_clk_fixup_mux("usdhc4_sel", base + 0x1c, 19, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup); clk[enfc_sel] = imx_clk_mux("enfc_sel", base + 0x2c, 16, 2, enfc_sels, ARRAY_SIZE(enfc_sels)); - clk[emi_sel] = imx_clk_mux("emi_sel", base + 0x1c, 27, 2, emi_sels, ARRAY_SIZE(emi_sels)); - clk[emi_slow_sel] = imx_clk_mux("emi_slow_sel", base + 0x1c, 29, 2, emi_slow_sels, ARRAY_SIZE(emi_slow_sels)); + clk[emi_sel] = imx_clk_fixup_mux("emi_sel", base + 0x1c, 27, 2, emi_sels, ARRAY_SIZE(emi_sels), imx_cscmr1_fixup); + clk[emi_slow_sel] = imx_clk_fixup_mux("emi_slow_sel", base + 0x1c, 29, 2, emi_slow_sels, ARRAY_SIZE(emi_slow_sels), imx_cscmr1_fixup); clk[vdo_axi_sel] = imx_clk_mux("vdo_axi_sel", base + 0x18, 11, 1, vdo_axi_sels, ARRAY_SIZE(vdo_axi_sels)); clk[vpu_axi_sel] = imx_clk_mux("vpu_axi_sel", base + 0x18, 14, 2, vpu_axi_sels, ARRAY_SIZE(vpu_axi_sels)); clk[cko1_sel] = imx_clk_mux("cko1_sel", base + 0x60, 0, 4, cko1_sels, ARRAY_SIZE(cko1_sels)); @@ -406,7 +406,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[periph_clk2] = imx_clk_divider("periph_clk2", "periph_clk2_sel", base + 0x14, 27, 3); clk[periph2_clk2] = imx_clk_divider("periph2_clk2", "periph2_clk2_sel", base + 0x14, 0, 3); clk[ipg] = imx_clk_divider("ipg", "ahb", base + 0x14, 8, 2); - clk[ipg_per] = imx_clk_divider("ipg_per", "ipg", base + 0x1c, 0, 6); + clk[ipg_per] = imx_clk_fixup_divider("ipg_per", "ipg", base + 0x1c, 0, 6, imx_cscmr1_fixup); clk[esai_pred] = imx_clk_divider("esai_pred", "esai_sel", base + 0x28, 9, 3); clk[esai_podf] = imx_clk_divider("esai_podf", "esai_pred", base + 0x28, 25, 3); clk[asrc_pred] = imx_clk_divider("asrc_pred", "asrc_sel", base + 0x30, 12, 3); @@ -442,8 +442,8 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[usdhc4_podf] = imx_clk_divider("usdhc4_podf", "usdhc4_sel", base + 0x24, 22, 3); clk[enfc_pred] = imx_clk_divider("enfc_pred", "enfc_sel", base + 0x2c, 18, 3); clk[enfc_podf] = imx_clk_divider("enfc_podf", "enfc_pred", base + 0x2c, 21, 6); - clk[emi_podf] = imx_clk_divider("emi_podf", "emi_sel", base + 0x1c, 20, 3); - clk[emi_slow_podf] = imx_clk_divider("emi_slow_podf", "emi_slow_sel", base + 0x1c, 23, 3); + clk[emi_podf] = imx_clk_fixup_divider("emi_podf", "emi_sel", base + 0x1c, 20, 3, imx_cscmr1_fixup); + clk[emi_slow_podf] = imx_clk_fixup_divider("emi_slow_podf", "emi_slow_sel", base + 0x1c, 23, 3, imx_cscmr1_fixup); clk[vpu_axi_podf] = imx_clk_divider("vpu_axi_podf", "vpu_axi_sel", base + 0x24, 25, 3); clk[cko1_podf] = imx_clk_divider("cko1_podf", "cko1_sel", base + 0x60, 4, 3); diff --git a/arch/arm/mach-imx/clk-imx6sl.c b/arch/arm/mach-imx/clk-imx6sl.c index a307ac22dffe..a5c3c5d21aee 100644 --- a/arch/arm/mach-imx/clk-imx6sl.c +++ b/arch/arm/mach-imx/clk-imx6sl.c @@ -138,14 +138,14 @@ static void __init imx6sl_clocks_init(struct device_node *ccm_node) clks[IMX6SL_CLK_PERIPH_CLK2_SEL] = imx_clk_mux("periph_clk2_sel", base + 0x18, 12, 2, periph_clk2_sels, ARRAY_SIZE(periph_clk2_sels)); clks[IMX6SL_CLK_CSI_SEL] = imx_clk_mux("csi_sel", base + 0x3c, 9, 2, csi_lcdif_sels, ARRAY_SIZE(csi_lcdif_sels)); clks[IMX6SL_CLK_LCDIF_AXI_SEL] = imx_clk_mux("lcdif_axi_sel", base + 0x3c, 14, 2, csi_lcdif_sels, ARRAY_SIZE(csi_lcdif_sels)); - clks[IMX6SL_CLK_USDHC1_SEL] = imx_clk_mux("usdhc1_sel", base + 0x1c, 16, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); - clks[IMX6SL_CLK_USDHC2_SEL] = imx_clk_mux("usdhc2_sel", base + 0x1c, 17, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); - clks[IMX6SL_CLK_USDHC3_SEL] = imx_clk_mux("usdhc3_sel", base + 0x1c, 18, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); - clks[IMX6SL_CLK_USDHC4_SEL] = imx_clk_mux("usdhc4_sel", base + 0x1c, 19, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); - clks[IMX6SL_CLK_SSI1_SEL] = imx_clk_mux("ssi1_sel", base + 0x1c, 10, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); - clks[IMX6SL_CLK_SSI2_SEL] = imx_clk_mux("ssi2_sel", base + 0x1c, 12, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); - clks[IMX6SL_CLK_SSI3_SEL] = imx_clk_mux("ssi3_sel", base + 0x1c, 14, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); - clks[IMX6SL_CLK_PERCLK_SEL] = imx_clk_mux("perclk_sel", base + 0x1c, 6, 1, perclk_sels, ARRAY_SIZE(perclk_sels)); + clks[IMX6SL_CLK_USDHC1_SEL] = imx_clk_fixup_mux("usdhc1_sel", base + 0x1c, 16, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup); + clks[IMX6SL_CLK_USDHC2_SEL] = imx_clk_fixup_mux("usdhc2_sel", base + 0x1c, 17, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup); + clks[IMX6SL_CLK_USDHC3_SEL] = imx_clk_fixup_mux("usdhc3_sel", base + 0x1c, 18, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup); + clks[IMX6SL_CLK_USDHC4_SEL] = imx_clk_fixup_mux("usdhc4_sel", base + 0x1c, 19, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup); + clks[IMX6SL_CLK_SSI1_SEL] = imx_clk_fixup_mux("ssi1_sel", base + 0x1c, 10, 2, ssi_sels, ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup); + clks[IMX6SL_CLK_SSI2_SEL] = imx_clk_fixup_mux("ssi2_sel", base + 0x1c, 12, 2, ssi_sels, ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup); + clks[IMX6SL_CLK_SSI3_SEL] = imx_clk_fixup_mux("ssi3_sel", base + 0x1c, 14, 2, ssi_sels, ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup); + clks[IMX6SL_CLK_PERCLK_SEL] = imx_clk_fixup_mux("perclk_sel", base + 0x1c, 6, 1, perclk_sels, ARRAY_SIZE(perclk_sels), imx_cscmr1_fixup); clks[IMX6SL_CLK_PXP_AXI_SEL] = imx_clk_mux("pxp_axi_sel", base + 0x34, 6, 3, epdc_pxp_sels, ARRAY_SIZE(epdc_pxp_sels)); clks[IMX6SL_CLK_EPDC_AXI_SEL] = imx_clk_mux("epdc_axi_sel", base + 0x34, 15, 3, epdc_pxp_sels, ARRAY_SIZE(epdc_pxp_sels)); clks[IMX6SL_CLK_GPU2D_OVG_SEL] = imx_clk_mux("gpu2d_ovg_sel", base + 0x18, 4, 2, gpu2d_ovg_sels, ARRAY_SIZE(gpu2d_ovg_sels)); @@ -179,14 +179,14 @@ static void __init imx6sl_clocks_init(struct device_node *ccm_node) clks[IMX6SL_CLK_SSI2_PODF] = imx_clk_divider("ssi2_podf", "ssi2_pred", base + 0x2c, 0, 6); clks[IMX6SL_CLK_SSI3_PRED] = imx_clk_divider("ssi3_pred", "ssi3_sel", base + 0x28, 22, 3); clks[IMX6SL_CLK_SSI3_PODF] = imx_clk_divider("ssi3_podf", "ssi3_pred", base + 0x28, 16, 6); - clks[IMX6SL_CLK_PERCLK] = imx_clk_divider("perclk", "perclk_sel", base + 0x1c, 0, 6); + clks[IMX6SL_CLK_PERCLK] = imx_clk_fixup_divider("perclk", "perclk_sel", base + 0x1c, 0, 6, imx_cscmr1_fixup); clks[IMX6SL_CLK_PXP_AXI_PODF] = imx_clk_divider("pxp_axi_podf", "pxp_axi_sel", base + 0x34, 3, 3); clks[IMX6SL_CLK_EPDC_AXI_PODF] = imx_clk_divider("epdc_axi_podf", "epdc_axi_sel", base + 0x34, 12, 3); clks[IMX6SL_CLK_GPU2D_OVG_PODF] = imx_clk_divider("gpu2d_ovg_podf", "gpu2d_ovg_sel", base + 0x18, 26, 3); clks[IMX6SL_CLK_GPU2D_PODF] = imx_clk_divider("gpu2d_podf", "gpu2d_sel", base + 0x18, 29, 3); clks[IMX6SL_CLK_LCDIF_PIX_PRED] = imx_clk_divider("lcdif_pix_pred", "lcdif_pix_sel", base + 0x38, 3, 3); clks[IMX6SL_CLK_EPDC_PIX_PRED] = imx_clk_divider("epdc_pix_pred", "epdc_pix_sel", base + 0x38, 12, 3); - clks[IMX6SL_CLK_LCDIF_PIX_PODF] = imx_clk_divider("lcdif_pix_podf", "lcdif_pix_pred", base + 0x1c, 20, 3); + clks[IMX6SL_CLK_LCDIF_PIX_PODF] = imx_clk_fixup_divider("lcdif_pix_podf", "lcdif_pix_pred", base + 0x1c, 20, 3, imx_cscmr1_fixup); clks[IMX6SL_CLK_EPDC_PIX_PODF] = imx_clk_divider("epdc_pix_podf", "epdc_pix_pred", base + 0x18, 23, 3); clks[IMX6SL_CLK_SPDIF0_PRED] = imx_clk_divider("spdif0_pred", "spdif0_sel", base + 0x30, 25, 3); clks[IMX6SL_CLK_SPDIF0_PODF] = imx_clk_divider("spdif0_podf", "spdif0_pred", base + 0x30, 22, 3); diff --git a/arch/arm/mach-imx/clk.c b/arch/arm/mach-imx/clk.c index 55bc80a00666..edc35df7bed4 100644 --- a/arch/arm/mach-imx/clk.c +++ b/arch/arm/mach-imx/clk.c @@ -37,3 +37,29 @@ struct clk * __init imx_obtain_fixed_clock( clk = imx_clk_fixed(name, rate); return clk; } + +/* + * This fixups the register CCM_CSCMR1 write value. + * The write/read/divider values of the aclk_podf field + * of that register have the relationship described by + * the following table: + * + * write value read value divider + * 3b'000 3b'110 7 + * 3b'001 3b'111 8 + * 3b'010 3b'100 5 + * 3b'011 3b'101 6 + * 3b'100 3b'010 3 + * 3b'101 3b'011 4 + * 3b'110 3b'000 1 + * 3b'111 3b'001 2(default) + * + * That's why we do the xor operation below. + */ +#define CSCMR1_FIXUP 0x00600000 + +void imx_cscmr1_fixup(u32 *val) +{ + *val ^= CSCMR1_FIXUP; + return; +} diff --git a/arch/arm/mach-imx/clk.h b/arch/arm/mach-imx/clk.h index 2534359fdedc..3451f1f8ba1f 100644 --- a/arch/arm/mach-imx/clk.h +++ b/arch/arm/mach-imx/clk.h @@ -6,6 +6,8 @@ extern spinlock_t imx_ccm_lock; +extern void imx_cscmr1_fixup(u32 *val); + struct clk *imx_clk_pllv1(const char *name, const char *parent, void __iomem *base); From 0a036388529477bcce01226a8ba901ef16333393 Mon Sep 17 00:00:00 2001 From: Peter Chen Date: Tue, 16 Jul 2013 10:23:20 +0800 Subject: [PATCH 19/33] ARM: imx: clk-pllv3: improve the timeout waiting method There are two improvements for this commit: - Add comparing pll lock condition after while loop. It can fix potential fake timeout problem caused by the code is just scheduled out before compare the timeout, and the time of scheduling out are more than one jiffies. - Move timeout assignment more close to compare the timeout. It can reduce the possibility the code is scheduled out, and the timeout can be more precise. Signed-off-by: Peter Chen Acked-by: Sascha Hauer Signed-off-by: Shawn Guo --- arch/arm/mach-imx/clk-pllv3.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/arch/arm/mach-imx/clk-pllv3.c b/arch/arm/mach-imx/clk-pllv3.c index a9fad5f8d340..f6640b6a7b31 100644 --- a/arch/arm/mach-imx/clk-pllv3.c +++ b/arch/arm/mach-imx/clk-pllv3.c @@ -48,7 +48,7 @@ struct clk_pllv3 { static int clk_pllv3_prepare(struct clk_hw *hw) { struct clk_pllv3 *pll = to_clk_pllv3(hw); - unsigned long timeout = jiffies + msecs_to_jiffies(10); + unsigned long timeout; u32 val; val = readl_relaxed(pll->base); @@ -59,12 +59,19 @@ static int clk_pllv3_prepare(struct clk_hw *hw) val &= ~BM_PLL_POWER; writel_relaxed(val, pll->base); + timeout = jiffies + msecs_to_jiffies(10); /* Wait for PLL to lock */ - while (!(readl_relaxed(pll->base) & BM_PLL_LOCK)) + do { + if (readl_relaxed(pll->base) & BM_PLL_LOCK) + break; if (time_after(jiffies, timeout)) - return -ETIMEDOUT; + break; + } while (1); - return 0; + if (readl_relaxed(pll->base) & BM_PLL_LOCK) + return 0; + else + return -ETIMEDOUT; } static void clk_pllv3_unprepare(struct clk_hw *hw) From 1fa5007b3a71ebf8e9ebc9fd039da5339bd8c3f8 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Thu, 18 Jul 2013 13:08:20 +0800 Subject: [PATCH 20/33] ARM: imx6q: add spdif gate clock It adds the missing spdif gate clock into imx6q clock driver. Signed-off-by: Shawn Guo --- Documentation/devicetree/bindings/clock/imx6q-clock.txt | 1 + arch/arm/mach-imx/clk-imx6q.c | 4 +++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/clock/imx6q-clock.txt b/Documentation/devicetree/bindings/clock/imx6q-clock.txt index a0e104f0527e..794d089aecf7 100644 --- a/Documentation/devicetree/bindings/clock/imx6q-clock.txt +++ b/Documentation/devicetree/bindings/clock/imx6q-clock.txt @@ -209,6 +209,7 @@ clocks and IDs. pll5_post_div 194 pll5_video_div 195 eim_slow 196 + spdif 197 Examples: diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index db9f8f5646f1..d739df196a15 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -239,7 +239,8 @@ enum mx6q_clks { pll4_audio, pll5_video, pll8_mlb, pll7_usb_host, pll6_enet, ssi1_ipg, ssi2_ipg, ssi3_ipg, rom, usbphy1, usbphy2, ldb_di0_div_3_5, ldb_di1_div_3_5, sata_ref, sata_ref_100m, pcie_ref, pcie_ref_125m, enet_ref, usbphy1_gate, - usbphy2_gate, pll4_post_div, pll5_post_div, pll5_video_div, eim_slow, clk_max + usbphy2_gate, pll4_post_div, pll5_post_div, pll5_video_div, eim_slow, + spdif, clk_max }; static struct clk *clk[clk_max]; @@ -521,6 +522,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[sata] = imx_clk_gate2("sata", "ipg", base + 0x7c, 4); clk[sdma] = imx_clk_gate2("sdma", "ahb", base + 0x7c, 6); clk[spba] = imx_clk_gate2("spba", "ipg", base + 0x7c, 12); + clk[spdif] = imx_clk_gate2("spdif", "spdif_podf", base + 0x7c, 14); clk[ssi1_ipg] = imx_clk_gate2("ssi1_ipg", "ipg", base + 0x7c, 18); clk[ssi2_ipg] = imx_clk_gate2("ssi2_ipg", "ipg", base + 0x7c, 20); clk[ssi3_ipg] = imx_clk_gate2("ssi3_ipg", "ipg", base + 0x7c, 22); From 6526bb3cc537c1ec4d686ec182406ac01abbe0f6 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Thu, 18 Jul 2013 13:16:40 +0800 Subject: [PATCH 21/33] ARM: imx6q: add cko2 clocks It adds the missing cko2 clocks, including multiplexer, divider and gate. Signed-off-by: Shawn Guo --- .../devicetree/bindings/clock/imx6q-clock.txt | 3 +++ arch/arm/mach-imx/clk-imx6q.c | 15 ++++++++++++++- 2 files changed, 17 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/clock/imx6q-clock.txt b/Documentation/devicetree/bindings/clock/imx6q-clock.txt index 794d089aecf7..c6d7e16c8ffe 100644 --- a/Documentation/devicetree/bindings/clock/imx6q-clock.txt +++ b/Documentation/devicetree/bindings/clock/imx6q-clock.txt @@ -210,6 +210,9 @@ clocks and IDs. pll5_video_div 195 eim_slow 196 spdif 197 + cko2_sel 198 + cko2_podf 199 + cko2 200 Examples: diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index d739df196a15..924ed84cb3d4 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -206,6 +206,16 @@ static const char *vpu_axi_sels[] = { "axi", "pll2_pfd2_396m", "pll2_pfd0_352m", static const char *cko1_sels[] = { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video_div", "dummy", "axi", "enfc", "ipu1_di0", "ipu1_di1", "ipu2_di0", "ipu2_di1", "ahb", "ipg", "ipg_per", "ckil", "pll4_post_div", }; +static const char *cko2_sels[] = { + "mmdc_ch0_axi", "mmdc_ch1_axi", "usdhc4", "usdhc1", + "gpu2d_axi", "dummy", "ecspi_root", "gpu3d_axi", + "usdhc3", "dummy", "arm", "ipu1", + "ipu2", "vdo_axi", "osc", "gpu2d_core", + "gpu3d_core", "usdhc2", "ssi1", "ssi2", + "ssi3", "gpu3d_shader", "vpu_axi", "can_root", + "ldb_di0", "ldb_di1", "esai", "eim_slow", + "uart_serial", "spdif", "asrc", "hsi_tx", +}; enum mx6q_clks { dummy, ckil, ckih, osc, pll2_pfd0_352m, pll2_pfd1_594m, pll2_pfd2_396m, @@ -240,7 +250,7 @@ enum mx6q_clks { ssi2_ipg, ssi3_ipg, rom, usbphy1, usbphy2, ldb_di0_div_3_5, ldb_di1_div_3_5, sata_ref, sata_ref_100m, pcie_ref, pcie_ref_125m, enet_ref, usbphy1_gate, usbphy2_gate, pll4_post_div, pll5_post_div, pll5_video_div, eim_slow, - spdif, clk_max + spdif, cko2_sel, cko2_podf, cko2, clk_max }; static struct clk *clk[clk_max]; @@ -398,6 +408,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[vdo_axi_sel] = imx_clk_mux("vdo_axi_sel", base + 0x18, 11, 1, vdo_axi_sels, ARRAY_SIZE(vdo_axi_sels)); clk[vpu_axi_sel] = imx_clk_mux("vpu_axi_sel", base + 0x18, 14, 2, vpu_axi_sels, ARRAY_SIZE(vpu_axi_sels)); clk[cko1_sel] = imx_clk_mux("cko1_sel", base + 0x60, 0, 4, cko1_sels, ARRAY_SIZE(cko1_sels)); + clk[cko2_sel] = imx_clk_mux("cko2_sel", base + 0x60, 16, 5, cko2_sels, ARRAY_SIZE(cko2_sels)); /* name reg shift width busy: reg, shift parent_names num_parents */ clk[periph] = imx_clk_busy_mux("periph", base + 0x14, 25, 1, base + 0x48, 5, periph_sels, ARRAY_SIZE(periph_sels)); @@ -447,6 +458,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[emi_slow_podf] = imx_clk_fixup_divider("emi_slow_podf", "emi_slow_sel", base + 0x1c, 23, 3, imx_cscmr1_fixup); clk[vpu_axi_podf] = imx_clk_divider("vpu_axi_podf", "vpu_axi_sel", base + 0x24, 25, 3); clk[cko1_podf] = imx_clk_divider("cko1_podf", "cko1_sel", base + 0x60, 4, 3); + clk[cko2_podf] = imx_clk_divider("cko2_podf", "cko2_sel", base + 0x60, 21, 3); /* name parent_name reg shift width busy: reg, shift */ clk[axi] = imx_clk_busy_divider("axi", "axi_sel", base + 0x14, 16, 3, base + 0x48, 0); @@ -537,6 +549,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[vdo_axi] = imx_clk_gate2("vdo_axi", "vdo_axi_sel", base + 0x80, 12); clk[vpu_axi] = imx_clk_gate2("vpu_axi", "vpu_axi_podf", base + 0x80, 14); clk[cko1] = imx_clk_gate("cko1", "cko1_podf", base + 0x60, 7); + clk[cko2] = imx_clk_gate("cko2", "cko2_podf", base + 0x60, 24); for (i = 0; i < ARRAY_SIZE(clk); i++) if (IS_ERR(clk[i])) From 6cd622357df82431358c38dfba4d70e5735e6b5e Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Thu, 18 Jul 2013 13:35:40 +0800 Subject: [PATCH 22/33] ARM: imx6q: add the missing cko output selection The clock output on imx6q CCM_CLKO1 pad is not always cko1 clock, and there is a multiplexer to select between cko1 and cko2. Add this missing selection as the clock cko. Signed-off-by: Shawn Guo --- Documentation/devicetree/bindings/clock/imx6q-clock.txt | 1 + arch/arm/mach-imx/clk-imx6q.c | 4 +++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/clock/imx6q-clock.txt b/Documentation/devicetree/bindings/clock/imx6q-clock.txt index c6d7e16c8ffe..3066f1811eda 100644 --- a/Documentation/devicetree/bindings/clock/imx6q-clock.txt +++ b/Documentation/devicetree/bindings/clock/imx6q-clock.txt @@ -213,6 +213,7 @@ clocks and IDs. cko2_sel 198 cko2_podf 199 cko2 200 + cko 201 Examples: diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 924ed84cb3d4..ed19b332468b 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -216,6 +216,7 @@ static const char *cko2_sels[] = { "ldb_di0", "ldb_di1", "esai", "eim_slow", "uart_serial", "spdif", "asrc", "hsi_tx", }; +static const char *cko_sels[] = { "cko1", "cko2", }; enum mx6q_clks { dummy, ckil, ckih, osc, pll2_pfd0_352m, pll2_pfd1_594m, pll2_pfd2_396m, @@ -250,7 +251,7 @@ enum mx6q_clks { ssi2_ipg, ssi3_ipg, rom, usbphy1, usbphy2, ldb_di0_div_3_5, ldb_di1_div_3_5, sata_ref, sata_ref_100m, pcie_ref, pcie_ref_125m, enet_ref, usbphy1_gate, usbphy2_gate, pll4_post_div, pll5_post_div, pll5_video_div, eim_slow, - spdif, cko2_sel, cko2_podf, cko2, clk_max + spdif, cko2_sel, cko2_podf, cko2, cko, clk_max }; static struct clk *clk[clk_max]; @@ -409,6 +410,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[vpu_axi_sel] = imx_clk_mux("vpu_axi_sel", base + 0x18, 14, 2, vpu_axi_sels, ARRAY_SIZE(vpu_axi_sels)); clk[cko1_sel] = imx_clk_mux("cko1_sel", base + 0x60, 0, 4, cko1_sels, ARRAY_SIZE(cko1_sels)); clk[cko2_sel] = imx_clk_mux("cko2_sel", base + 0x60, 16, 5, cko2_sels, ARRAY_SIZE(cko2_sels)); + clk[cko] = imx_clk_mux("cko", base + 0x60, 8, 1, cko_sels, ARRAY_SIZE(cko_sels)); /* name reg shift width busy: reg, shift parent_names num_parents */ clk[periph] = imx_clk_busy_mux("periph", base + 0x14, 25, 1, base + 0x48, 5, periph_sels, ARRAY_SIZE(periph_sels)); From 97245139a0586ad28bf5ab3dd6cef0b019386b9f Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Mon, 22 Jul 2013 12:54:59 +0800 Subject: [PATCH 23/33] ARM: imx6q: add vdoa gate clock Add the missing vdoa gate clock for imx6q. Signed-off-by: Shawn Guo --- Documentation/devicetree/bindings/clock/imx6q-clock.txt | 1 + arch/arm/mach-imx/clk-imx6q.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/clock/imx6q-clock.txt b/Documentation/devicetree/bindings/clock/imx6q-clock.txt index 3066f1811eda..5a90a724b520 100644 --- a/Documentation/devicetree/bindings/clock/imx6q-clock.txt +++ b/Documentation/devicetree/bindings/clock/imx6q-clock.txt @@ -214,6 +214,7 @@ clocks and IDs. cko2_podf 199 cko2 200 cko 201 + vdoa 202 Examples: diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index ed19b332468b..bbafa3ccacb5 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -251,7 +251,7 @@ enum mx6q_clks { ssi2_ipg, ssi3_ipg, rom, usbphy1, usbphy2, ldb_di0_div_3_5, ldb_di1_div_3_5, sata_ref, sata_ref_100m, pcie_ref, pcie_ref_125m, enet_ref, usbphy1_gate, usbphy2_gate, pll4_post_div, pll5_post_div, pll5_video_div, eim_slow, - spdif, cko2_sel, cko2_podf, cko2, cko, clk_max + spdif, cko2_sel, cko2_podf, cko2, cko, vdoa, clk_max }; static struct clk *clk[clk_max]; @@ -501,6 +501,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[i2c3] = imx_clk_gate2("i2c3", "ipg_per", base + 0x70, 10); clk[iim] = imx_clk_gate2("iim", "ipg", base + 0x70, 12); clk[enfc] = imx_clk_gate2("enfc", "enfc_podf", base + 0x70, 14); + clk[vdoa] = imx_clk_gate2("vdoa", "vdo_axi", base + 0x70, 26); clk[ipu1] = imx_clk_gate2("ipu1", "ipu1_podf", base + 0x74, 0); clk[ipu1_di0] = imx_clk_gate2("ipu1_di0", "ipu1_di0_sel", base + 0x74, 2); clk[ipu1_di1] = imx_clk_gate2("ipu1_di1", "ipu1_di1_sel", base + 0x74, 4); From df33e91c3266a893acc56f4146fa51d5846b4bf3 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Wed, 24 Jul 2013 17:20:04 -0300 Subject: [PATCH 24/33] ARM: imx_v6_v7_defconfig: Select CONFIG_TOUCHSCREEN_EGALAX egalax touchscren controller is present on mx6 sabresd/sabrelite, so let's enable it by default. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v6_v7_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index f1662d319b1e..9e15992c0463 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -127,6 +127,7 @@ CONFIG_KEYBOARD_IMX=y CONFIG_MOUSE_PS2=m CONFIG_MOUSE_PS2_ELANTECH=y CONFIG_INPUT_TOUCHSCREEN=y +CONFIG_TOUCHSCREEN_EGALAX=y CONFIG_TOUCHSCREEN_MC13783=y CONFIG_INPUT_MISC=y CONFIG_INPUT_MMA8450=y From f36b594f37545eedb0358db88b071137dccd1582 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 26 Jul 2013 00:17:35 -0300 Subject: [PATCH 25/33] ARM: mach-imx: Select ARM_CPU_SUSPEND at ARCH_MXC level Instead of selecting ARM_CPU_SUSPEND only for mx6, we can select it for all SoCs from the ARCH_MXC family. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/mach-imx/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index f7a5ad1c8ac7..546723b305b6 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -1,6 +1,7 @@ config ARCH_MXC bool "Freescale i.MX family" if ARCH_MULTI_V4_V5 || ARCH_MULTI_V6_V7 select ARCH_REQUIRE_GPIOLIB + select ARM_CPU_SUSPEND if PM select ARM_PATCH_PHYS_VIRT select AUTO_ZRELADDR if !ZBOOT_ROM select CLKDEV_LOOKUP @@ -786,7 +787,6 @@ config SOC_IMX6Q bool "i.MX6 Quad/DualLite support" select ARCH_HAS_CPUFREQ select ARCH_HAS_OPP - select ARM_CPU_SUSPEND if PM select ARM_ERRATA_754322 select ARM_ERRATA_764369 if SMP select ARM_ERRATA_775420 From 547dd1e089db9927ad95cfb525152fec5153cfeb Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 26 Jul 2013 00:17:36 -0300 Subject: [PATCH 26/33] ARM: mx53: Allow suspend/resume Current imx53_pm_init() implementation is incomplete as it lacks calling suspend_set_ops(). Use a single imx5_pm_init() function to handle both mx51 and mx53. This allows mx53 to enter in low-power mode. Tested on a mx53qsb: root@freescale /$ echo mem > /sys/power/state PM: Syncing filesystems ... done. mmc0: card e624 removed Freezing user space processes ... (elapsed 0.001 seconds) done. Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. Suspending console(s) (use no_console_suspend to debug) ... (Press Power button) PM: suspend of devices complete after 17.067 msecs PM: suspend devices took 0.020 seconds PM: late suspend of devices complete after 0.954 msecs PM: noirq suspend of devices complete after 1.288 msecs Disabling non-boot CPUs ... PM: noirq resume of devices complete after 0.680 msecs PM: early resume of devices complete after 0.914 msecs PM: resume of devices complete after 44.955 msecs PM: resume devices took 0.050 seconds Restarting tasks ... done. mmc0: host does not support reading read-only switch. assuming write-enable. mmc0: new SDHC card at address e624 mmcblk0: mmc0:e624 SU04G 3.69 GiB mmcblk0: p1 p2 p3 libphy: 63fec000.etherne:00 - Link is Down libphy: 63fec000.etherne:00 - Link is Up - 100/Full root@freescale /$ Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/mach-imx/common.h | 6 ++---- arch/arm/mach-imx/mm-imx5.c | 4 ++-- arch/arm/mach-imx/pm-imx5.c | 7 +------ 3 files changed, 5 insertions(+), 12 deletions(-) diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h index b96aff7476ea..cdc9288ac48a 100644 --- a/arch/arm/mach-imx/common.h +++ b/arch/arm/mach-imx/common.h @@ -147,12 +147,10 @@ extern int imx_cpu_kill(unsigned int cpu); #ifdef CONFIG_PM extern void imx6q_pm_init(void); -extern void imx51_pm_init(void); -extern void imx53_pm_init(void); +extern void imx5_pm_init(void); #else static inline void imx6q_pm_init(void) {} -static inline void imx51_pm_init(void) {} -static inline void imx53_pm_init(void) {} +static inline void imx5_pm_init(void) {} #endif #ifdef CONFIG_NEON diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c index cf193d87274a..a8229b7f10bf 100644 --- a/arch/arm/mach-imx/mm-imx5.c +++ b/arch/arm/mach-imx/mm-imx5.c @@ -153,10 +153,10 @@ void __init imx51_soc_init(void) void __init imx51_init_late(void) { mx51_neon_fixup(); - imx51_pm_init(); + imx5_pm_init(); } void __init imx53_init_late(void) { - imx53_pm_init(); + imx5_pm_init(); } diff --git a/arch/arm/mach-imx/pm-imx5.c b/arch/arm/mach-imx/pm-imx5.c index 82e79c658eb2..58aeaf5baaf6 100644 --- a/arch/arm/mach-imx/pm-imx5.c +++ b/arch/arm/mach-imx/pm-imx5.c @@ -169,14 +169,9 @@ static int __init imx5_pm_common_init(void) return imx5_cpuidle_init(); } -void __init imx51_pm_init(void) +void __init imx5_pm_init(void) { int ret = imx5_pm_common_init(); if (!ret) suspend_set_ops(&mx5_suspend_ops); } - -void __init imx53_pm_init(void) -{ - imx5_pm_common_init(); -} From 077cfef91b43a5994d848a86567c956d955f1e79 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Mon, 29 Jul 2013 00:04:15 -0300 Subject: [PATCH 27/33] ARM: imx_v6_v7_defconfig: Cleanup imx_v6_v7_defconfig Generate imx_v6_v7_defconfig by doing: make savedefconfig cp defconfig arch/arm/configs/imx_v6_v7_defconfig No functional change. The goal here is to cleanup imx_v6_v7_defconfig file to make easier and cleaner the addition of new entries. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v6_v7_defconfig | 37 ++++++++++------------------ 1 file changed, 13 insertions(+), 24 deletions(-) diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index 9e15992c0463..4570cf73171e 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_KERNEL_LZO=y CONFIG_SYSVIPC=y @@ -17,10 +16,8 @@ CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y # CONFIG_BLK_DEV_BSG is not set -CONFIG_ARCH_MXC=y CONFIG_ARCH_MULTI_V6=y -CONFIG_ARCH_MULTI_V7=y -CONFIG_MACH_IMX31_DT=y +CONFIG_ARCH_MXC=y CONFIG_MACH_MX31LILLY=y CONFIG_MACH_MX31LITE=y CONFIG_MACH_PCM037=y @@ -30,6 +27,7 @@ CONFIG_MACH_MX31MOBOARD=y CONFIG_MACH_QONG=y CONFIG_MACH_ARMADILLO5X0=y CONFIG_MACH_KZM_ARM11_01=y +CONFIG_MACH_IMX31_DT=y CONFIG_MACH_PCM043=y CONFIG_MACH_MX35_3DS=y CONFIG_MACH_VPR200=y @@ -39,7 +37,6 @@ CONFIG_SOC_IMX53=y CONFIG_SOC_IMX6Q=y CONFIG_SOC_IMX6SL=y CONFIG_SOC_VF610=y -CONFIG_MXC_PWM=y CONFIG_SMP=y CONFIG_VMSPLIT_2G=y CONFIG_PREEMPT_VOLUNTARY=y @@ -72,7 +69,6 @@ CONFIG_IMX_WEIM=y CONFIG_CONNECTOR=y CONFIG_MTD=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_JEDECPROBE=y @@ -104,7 +100,6 @@ CONFIG_ATA=y CONFIG_PATA_IMX=y CONFIG_NETDEVICES=y # CONFIG_NET_VENDOR_BROADCOM is not set -# CONFIG_NET_VENDOR_CHELSIO is not set CONFIG_CS89x0=y CONFIG_CS89x0_PLATFORM=y # CONFIG_NET_VENDOR_FARADAY is not set @@ -141,11 +136,9 @@ CONFIG_SERIAL_FSL_LPUART=y CONFIG_SERIAL_FSL_LPUART_CONSOLE=y CONFIG_HW_RANDOM=y CONFIG_HW_RANDOM_MXC_RNGA=y -CONFIG_I2C=y # CONFIG_I2C_COMPAT is not set CONFIG_I2C_CHARDEV=y # CONFIG_I2C_HELPER_AUTO is not set -CONFIG_I2C_ALGOBIT=m CONFIG_I2C_ALGOPCF=m CONFIG_I2C_ALGOPCA=m CONFIG_I2C_IMX=y @@ -161,32 +154,26 @@ CONFIG_MFD_MC13XXX_SPI=y CONFIG_MFD_MC13XXX_I2C=y CONFIG_REGULATOR=y CONFIG_REGULATOR_FIXED_VOLTAGE=y -CONFIG_REGULATOR_DA9052=y CONFIG_REGULATOR_ANATOP=y +CONFIG_REGULATOR_DA9052=y CONFIG_REGULATOR_MC13783=y CONFIG_REGULATOR_MC13892=y CONFIG_MEDIA_SUPPORT=y -CONFIG_VIDEO_DEV=y -CONFIG_V4L_PLATFORM_DRIVERS=y CONFIG_MEDIA_CAMERA_SUPPORT=y +CONFIG_V4L_PLATFORM_DRIVERS=y CONFIG_SOC_CAMERA=y -CONFIG_SOC_CAMERA_OV2640=y -CONFIG_DRM=y CONFIG_VIDEO_MX3=y CONFIG_V4L_MEM2MEM_DRIVERS=y CONFIG_VIDEO_CODA=y -CONFIG_FB=y -CONFIG_LCD_PLATFORM=y +CONFIG_SOC_CAMERA_OV2640=y +CONFIG_DRM=y CONFIG_BACKLIGHT_LCD_SUPPORT=y CONFIG_LCD_CLASS_DEVICE=y CONFIG_LCD_L4F00242T03=y +CONFIG_LCD_PLATFORM=y CONFIG_BACKLIGHT_CLASS_DEVICE=y CONFIG_BACKLIGHT_PWM=y CONFIG_FRAMEBUFFER_CONSOLE=y -CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y -CONFIG_FONTS=y -CONFIG_FONT_8x8=y -CONFIG_FONT_8x16=y CONFIG_LOGO=y CONFIG_SOUND=y CONFIG_SND=y @@ -196,16 +183,15 @@ CONFIG_SND_SOC_PHYCORE_AC97=y CONFIG_SND_SOC_EUKREA_TLV320=y CONFIG_SND_SOC_IMX_WM8962=y CONFIG_SND_SOC_IMX_SGTL5000=y -CONFIG_SND_SOC_IMX_MC13783=y CONFIG_USB=y CONFIG_USB_EHCI_HCD=y CONFIG_USB_EHCI_MXC=y +CONFIG_USB_STORAGE=y CONFIG_USB_CHIPIDEA=y CONFIG_USB_CHIPIDEA_HOST=y CONFIG_USB_PHY=y CONFIG_NOP_USB_XCEIV=y CONFIG_USB_MXS_PHY=y -CONFIG_USB_STORAGE=y CONFIG_MMC=y CONFIG_MMC_SDHCI=y CONFIG_MMC_SDHCI_PLTFM=y @@ -222,10 +208,10 @@ CONFIG_IMX_SDMA=y CONFIG_MXS_DMA=y CONFIG_STAGING=y CONFIG_DRM_IMX=y -CONFIG_DRM_IMX_TVE=y -CONFIG_DRM_IMX_LDB=y CONFIG_DRM_IMX_FB_HELPER=y CONFIG_DRM_IMX_PARALLEL_DISPLAY=y +CONFIG_DRM_IMX_TVE=y +CONFIG_DRM_IMX_LDB=y CONFIG_DRM_IMX_IPUV3_CORE=y CONFIG_DRM_IMX_IPUV3=y CONFIG_COMMON_CLK_DEBUG=y @@ -279,3 +265,6 @@ CONFIG_CRC_CCITT=m CONFIG_CRC_T10DIF=y CONFIG_CRC7=m CONFIG_LIBCRC32C=m +CONFIG_FONTS=y +CONFIG_FONT_8x8=y +CONFIG_FONT_8x16=y From bc3059e083811811c65a288e4e79b2d3999ef7a9 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Mon, 29 Jul 2013 00:04:16 -0300 Subject: [PATCH 28/33] ARM: imx_v6_v7_defconfig: Add SATA support Let SATA support be built by default. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v6_v7_defconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index 4570cf73171e..d3e044a8a10a 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -97,6 +97,8 @@ CONFIG_SCSI_LOGGING=y CONFIG_SCSI_SCAN_ASYNC=y # CONFIG_SCSI_LOWLEVEL is not set CONFIG_ATA=y +CONFIG_SATA_AHCI_PLATFORM=y +CONFIG_AHCI_IMX=y CONFIG_PATA_IMX=y CONFIG_NETDEVICES=y # CONFIG_NET_VENDOR_BROADCOM is not set From 47c484d059c6054d568ad98a3c8b6a6353d2b3df Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Tue, 30 Jul 2013 09:15:55 -0300 Subject: [PATCH 29/33] ARM: imx_v4_v5_defconfig: Cleanup imx_v4_v5_defconfig Generate imx_v4_v5_defconfig by doing: make imx_v4_v5_defconfig make savedefconfig cp defconfig arch/arm/configs/imx_v4_v5_defconfig No functional change. The goal here is to cleanup imx_v4_v5_defconfig file to make easier and cleaner the addition of new entries. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v4_v5_defconfig | 19 ++++++------------- 1 file changed, 6 insertions(+), 13 deletions(-) diff --git a/arch/arm/configs/imx_v4_v5_defconfig b/arch/arm/configs/imx_v4_v5_defconfig index dcd3d91f7724..6cc94a74fffe 100644 --- a/arch/arm/configs/imx_v4_v5_defconfig +++ b/arch/arm/configs/imx_v4_v5_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_SWAP is not set CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -17,10 +16,11 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set # CONFIG_IOSCHED_DEADLINE is not set # CONFIG_IOSCHED_CFQ is not set -CONFIG_ARCH_MXC=y CONFIG_ARCH_MULTI_V4T=y CONFIG_ARCH_MULTI_V5=y # CONFIG_ARCH_MULTI_V7 is not set +CONFIG_ARCH_MXC=y +CONFIG_MXC_IRQ_PRIOR=y CONFIG_ARCH_MX1ADS=y CONFIG_MACH_SCB9328=y CONFIG_MACH_APF9328=y @@ -40,8 +40,6 @@ CONFIG_MACH_PCA100=y CONFIG_MACH_MXT_TD60=y CONFIG_MACH_IMX27IPCAM=y CONFIG_MACH_IMX27_DT=y -CONFIG_MXC_IRQ_PRIOR=y -CONFIG_MXC_PWM=y CONFIG_PREEMPT=y CONFIG_AEABI=y CONFIG_ZBOOT_ROM_TEXT=0x0 @@ -68,7 +66,6 @@ CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_MTD=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_ADV_OPTIONS=y @@ -124,24 +121,20 @@ CONFIG_REGULATOR_FIXED_VOLTAGE=y CONFIG_REGULATOR_MC13783=y CONFIG_REGULATOR_MC13892=y CONFIG_MEDIA_SUPPORT=y -CONFIG_VIDEO_DEV=y -CONFIG_V4L_PLATFORM_DRIVERS=y CONFIG_MEDIA_CAMERA_SUPPORT=y +CONFIG_V4L_PLATFORM_DRIVERS=y CONFIG_SOC_CAMERA=y -CONFIG_SOC_CAMERA_OV2640=y CONFIG_VIDEO_MX2=y CONFIG_V4L_MEM2MEM_DRIVERS=y CONFIG_VIDEO_CODA=y +CONFIG_SOC_CAMERA_OV2640=y CONFIG_FB=y CONFIG_FB_IMX=y CONFIG_BACKLIGHT_LCD_SUPPORT=y CONFIG_LCD_CLASS_DEVICE=y CONFIG_LCD_L4F00242T03=y CONFIG_BACKLIGHT_CLASS_DEVICE=y -CONFIG_BACKLIGHT_PWM=y CONFIG_FRAMEBUFFER_CONSOLE=y -CONFIG_FONTS=y -CONFIG_FONT_8x8=y CONFIG_LOGO=y CONFIG_SOUND=y CONFIG_SND=y @@ -153,12 +146,10 @@ CONFIG_SND_SOC_MX27VIS_AIC32X4=y CONFIG_SND_SOC_PHYCORE_AC97=y CONFIG_SND_SOC_EUKREA_TLV320=y CONFIG_SND_SOC_IMX_SGTL5000=y -CONFIG_SND_SOC_IMX_MC13783=y CONFIG_USB_HID=m CONFIG_USB=y CONFIG_USB_EHCI_HCD=y CONFIG_USB_EHCI_MXC=y -CONFIG_USB_ULPI=y CONFIG_MMC=y CONFIG_MMC_SDHCI=y CONFIG_MMC_SDHCI_PLTFM=y @@ -199,3 +190,5 @@ CONFIG_NLS_CODEPAGE_850=m CONFIG_NLS_ISO8859_1=y CONFIG_NLS_ISO8859_15=m # CONFIG_CRYPTO_ANSI_CPRNG is not set +CONFIG_FONTS=y +CONFIG_FONT_8x8=y From 692c89add521b41df85e19276dae7bd971943370 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Wed, 31 Jul 2013 13:15:04 -0300 Subject: [PATCH 30/33] ARM: imx_v6_v7_defconfig: Enable wireless support Wandboard has a Broadcom 4329 chipset connected to SDHC, so turn on the wireless related options. Signed-off-by: Fabio Estevam Tested-by: Tony Prisk Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v6_v7_defconfig | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index d3e044a8a10a..577f054dbd8e 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -61,7 +61,10 @@ CONFIG_IP_PNP_DHCP=y # CONFIG_INET_LRO is not set CONFIG_IPV6=y CONFIG_NETFILTER=y -# CONFIG_WIRELESS is not set +CONFIG_CFG80211=y +CONFIG_MAC80211=y +CONFIG_RFKILL=y +CONFIG_RFKILL_INPUT=y CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y # CONFIG_STANDALONE is not set @@ -115,7 +118,7 @@ CONFIG_SMC91X=y CONFIG_SMC911X=y CONFIG_SMSC911X=y # CONFIG_NET_VENDOR_STMICRO is not set -# CONFIG_WLAN is not set +CONFIG_BRCMFMAC=m # CONFIG_INPUT_MOUSEDEV_PSAUX is not set CONFIG_INPUT_EVDEV=y CONFIG_INPUT_EVBUG=m From ddcb9aa65a759112ea3548c2adc473f0086a031e Mon Sep 17 00:00:00 2001 From: Peter Chen Date: Wed, 14 Aug 2013 11:40:56 +0800 Subject: [PATCH 31/33] ARM: imx: Move anatop related from board file to anatop driver Move anatop related (For USB) from board file to anatop driver Signed-off-by: Peter Chen Signed-off-by: Shawn Guo --- arch/arm/mach-imx/anatop.c | 4 +++- arch/arm/mach-imx/common.h | 1 - arch/arm/mach-imx/mach-imx6q.c | 5 ----- 3 files changed, 3 insertions(+), 7 deletions(-) diff --git a/arch/arm/mach-imx/anatop.c b/arch/arm/mach-imx/anatop.c index 0cfa07dd9aa4..ad3b755abb78 100644 --- a/arch/arm/mach-imx/anatop.c +++ b/arch/arm/mach-imx/anatop.c @@ -66,7 +66,7 @@ void imx_anatop_post_resume(void) imx_anatop_enable_weak2p5(false); } -void imx_anatop_usb_chrg_detect_disable(void) +static void imx_anatop_usb_chrg_detect_disable(void) { regmap_write(anatop, ANADIG_USB1_CHRG_DETECT, BM_ANADIG_USB_CHRG_DETECT_EN_B @@ -100,4 +100,6 @@ void __init imx_anatop_init(void) pr_err("%s: failed to find imx6q-anatop regmap!\n", __func__); return; } + + imx_anatop_usb_chrg_detect_disable(); } diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h index cdc9288ac48a..4517fd760bfc 100644 --- a/arch/arm/mach-imx/common.h +++ b/arch/arm/mach-imx/common.h @@ -137,7 +137,6 @@ extern void imx_gpc_restore_all(void); extern void imx_anatop_init(void); extern void imx_anatop_pre_suspend(void); extern void imx_anatop_post_resume(void); -extern void imx_anatop_usb_chrg_detect_disable(void); extern u32 imx_anatop_get_digprog(void); extern int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode); extern void imx6q_set_chicken_bit(void); diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 9f06cc8789c6..c730af673085 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -249,10 +249,6 @@ static void __init imx6q_1588_init(void) pr_err("failed to find fsl,imx6q-iomux-gpr regmap\n"); } -static void __init imx6q_usb_init(void) -{ - imx_anatop_usb_chrg_detect_disable(); -} static void __init imx6q_init_machine(void) { @@ -268,7 +264,6 @@ static void __init imx6q_init_machine(void) imx_anatop_init(); imx6q_pm_init(); - imx6q_usb_init(); imx6q_1588_init(); } From 7e463b7c1bd85e33dc2322b131f68d78a242c1e3 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Mon, 12 Aug 2013 08:55:53 -0300 Subject: [PATCH 32/33] ARM: imx: Re-select CONFIG_SND_SOC_IMX_MC13783 option Commit 02502da45 (ASoC: imx-mc13783: Depend on ARCH_ARM) caused the selection of CONFIG_SND_SOC_IMX_MC13783 to be impossible due to a wrong dependency, which caused CONFIG_SND_SOC_IMX_MC13783 to be removed after the defconfigs cleanups. The original selection problem has been fixed by 9f19de649f (ASoC: imx-mc13783: Make SND_SOC_IMX_MC13783 visible again), so it is possible to select CONFIG_SND_SOC_IMX_MC13783 again as originally done. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/configs/imx_v4_v5_defconfig | 1 + arch/arm/configs/imx_v6_v7_defconfig | 1 + 2 files changed, 2 insertions(+) diff --git a/arch/arm/configs/imx_v4_v5_defconfig b/arch/arm/configs/imx_v4_v5_defconfig index 6cc94a74fffe..e958ebe79779 100644 --- a/arch/arm/configs/imx_v4_v5_defconfig +++ b/arch/arm/configs/imx_v4_v5_defconfig @@ -146,6 +146,7 @@ CONFIG_SND_SOC_MX27VIS_AIC32X4=y CONFIG_SND_SOC_PHYCORE_AC97=y CONFIG_SND_SOC_EUKREA_TLV320=y CONFIG_SND_SOC_IMX_SGTL5000=y +CONFIG_SND_SOC_IMX_MC13783=y CONFIG_USB_HID=m CONFIG_USB=y CONFIG_USB_EHCI_HCD=y diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index 577f054dbd8e..5d488c24b132 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -188,6 +188,7 @@ CONFIG_SND_SOC_PHYCORE_AC97=y CONFIG_SND_SOC_EUKREA_TLV320=y CONFIG_SND_SOC_IMX_WM8962=y CONFIG_SND_SOC_IMX_SGTL5000=y +CONFIG_SND_SOC_IMX_MC13783=y CONFIG_USB=y CONFIG_USB_EHCI_HCD=y CONFIG_USB_EHCI_MXC=y From dc76a1adfa12ad11957bdeec565dbccf37205d04 Mon Sep 17 00:00:00 2001 From: Dinh Nguyen Date: Tue, 13 Aug 2013 09:59:00 -0500 Subject: [PATCH 33/33] phy: micrel: Add definitions for common Micrel PHY registers Add defines for common Micrel PHY setups so that other platforms can use them. Update imx61 and sama5 hardware to use the micrel_phy.h PHY defines. Also add support for the KSZ9021RLRN PHY. Signed-off-by: Dinh Nguyen Acked-by: Nicolas Ferre Acked-by: David S. Miller CC: Andrew Victor CC: Jean-Christophe Plagniol-Villard Cc: netdev@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Signed-off-by: Shawn Guo --- arch/arm/mach-at91/board-dt-sama5.c | 17 ++++++----------- arch/arm/mach-imx/mach-imx6q.c | 13 ++++++++----- include/linux/micrel_phy.h | 6 ++++++ 3 files changed, 20 insertions(+), 16 deletions(-) diff --git a/arch/arm/mach-at91/board-dt-sama5.c b/arch/arm/mach-at91/board-dt-sama5.c index ad95f6a23a28..bf00d15d954d 100644 --- a/arch/arm/mach-at91/board-dt-sama5.c +++ b/arch/arm/mach-at91/board-dt-sama5.c @@ -42,20 +42,15 @@ static int ksz9021rn_phy_fixup(struct phy_device *phy) { int value; -#define GMII_RCCPSR 260 -#define GMII_RRDPSR 261 -#define GMII_ERCR 11 -#define GMII_ERDWR 12 - /* Set delay values */ - value = GMII_RCCPSR | 0x8000; - phy_write(phy, GMII_ERCR, value); + value = MICREL_KSZ9021_RGMII_CLK_CTRL_PAD_SCEW | 0x8000; + phy_write(phy, MICREL_KSZ9021_EXTREG_CTRL, value); value = 0xF2F4; - phy_write(phy, GMII_ERDWR, value); - value = GMII_RRDPSR | 0x8000; - phy_write(phy, GMII_ERCR, value); + phy_write(phy, MICREL_KSZ9021_EXTREG_DATA_WRITE, value); + value = MICREL_KSZ9021_RGMII_RX_DATA_PAD_SCEW | 0x8000; + phy_write(phy, MICREL_KSZ9021_EXTREG_CTRL, value); value = 0x2222; - phy_write(phy, GMII_ERDWR, value); + phy_write(phy, MICREL_KSZ9021_EXTREG_DATA_WRITE, value); return 0; } diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index c730af673085..1e093abe7b95 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -103,13 +103,16 @@ static int ksz9021rn_phy_fixup(struct phy_device *phydev) { if (IS_BUILTIN(CONFIG_PHYLIB)) { /* min rx data delay */ - phy_write(phydev, 0x0b, 0x8105); - phy_write(phydev, 0x0c, 0x0000); + phy_write(phydev, MICREL_KSZ9021_EXTREG_CTRL, + 0x8000 | MICREL_KSZ9021_RGMII_RX_DATA_PAD_SCEW); + phy_write(phydev, MICREL_KSZ9021_EXTREG_DATA_WRITE, 0x0000); /* max rx/tx clock delay, min rx/tx control delay */ - phy_write(phydev, 0x0b, 0x8104); - phy_write(phydev, 0x0c, 0xf0f0); - phy_write(phydev, 0x0b, 0x104); + phy_write(phydev, MICREL_KSZ9021_EXTREG_CTRL, + 0x8000 | MICREL_KSZ9021_RGMII_CLK_CTRL_PAD_SCEW); + phy_write(phydev, MICREL_KSZ9021_EXTREG_DATA_WRITE, 0xf0f0); + phy_write(phydev, MICREL_KSZ9021_EXTREG_CTRL, + MICREL_KSZ9021_RGMII_CLK_CTRL_PAD_SCEW); } return 0; diff --git a/include/linux/micrel_phy.h b/include/linux/micrel_phy.h index 8752dbbc6135..ad05ce60c1c9 100644 --- a/include/linux/micrel_phy.h +++ b/include/linux/micrel_phy.h @@ -17,6 +17,7 @@ #define PHY_ID_KSZ8873MLL 0x000e7237 #define PHY_ID_KSZ9021 0x00221610 +#define PHY_ID_KSZ9021RLRN 0x00221611 #define PHY_ID_KS8737 0x00221720 #define PHY_ID_KSZ8021 0x00221555 #define PHY_ID_KSZ8031 0x00221556 @@ -35,4 +36,9 @@ /* struct phy_device dev_flags definitions */ #define MICREL_PHY_50MHZ_CLK 0x00000001 +#define MICREL_KSZ9021_EXTREG_CTRL 0xB +#define MICREL_KSZ9021_EXTREG_DATA_WRITE 0xC +#define MICREL_KSZ9021_RGMII_CLK_CTRL_PAD_SCEW 0x104 +#define MICREL_KSZ9021_RGMII_RX_DATA_PAD_SCEW 0x105 + #endif /* _MICREL_PHY_H */