From 912bfe76528c287bc4812521b8d53366954b39a5 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Sun, 19 Aug 2012 14:05:59 -0300 Subject: ARM: clk-imx25: Fix SSI clock registration SSI block has two types of clock: ipg: bus clock, the clock needed for accessing registers. per: peripheral clock, the clock needed for generating the bit rate. Currently SSI driver only supports slave mode and only need to handle the ipg clock, because the peripheral clock comes from the master codec. Only register the ipg clock and do not register the peripheral clock for ssi. Signed-off-by: Fabio Estevam Signed-off-by: Sascha Hauer Cc: stable@vger.kernel.org --- arch/arm/mach-imx/clk-imx25.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index fdd8cc87c9f..4431a62fff5 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -222,10 +222,8 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[lcdc_ipg], "ipg", "imx-fb.0"); clk_register_clkdev(clk[lcdc_ahb], "ahb", "imx-fb.0"); clk_register_clkdev(clk[wdt_ipg], NULL, "imx2-wdt.0"); - clk_register_clkdev(clk[ssi1_ipg_per], "per", "imx-ssi.0"); - clk_register_clkdev(clk[ssi1_ipg], "ipg", "imx-ssi.0"); - clk_register_clkdev(clk[ssi2_ipg_per], "per", "imx-ssi.1"); - clk_register_clkdev(clk[ssi2_ipg], "ipg", "imx-ssi.1"); + clk_register_clkdev(clk[ssi1_ipg], NULL, "imx-ssi.0"); + clk_register_clkdev(clk[ssi2_ipg], NULL, "imx-ssi.1"); clk_register_clkdev(clk[esdhc1_ipg_per], "per", "sdhci-esdhc-imx25.0"); clk_register_clkdev(clk[esdhc1_ipg], "ipg", "sdhci-esdhc-imx25.0"); clk_register_clkdev(clk[esdhc1_ahb], "ahb", "sdhci-esdhc-imx25.0"); -- cgit v1.2.3 From 42a3f891caee0d9baa60a6964e41a28b9c657407 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Tue, 18 Sep 2012 10:05:31 +0200 Subject: ARM i.MX25: Make timer irq work again Since i.MX has SPARSE_IRQ enabled the i.MX25 timer is broken. This is because the internal irqs now start at an offset of NR_IRQS_LEGACY. The patch fixed this up, but missed the i.MX25 timer which used a hardcoded value instead of a define. This patch introduces a define for the timer irq and uses it. This is broken since introduced with 3.6-rc1: | commit 8842a9e2869cae14bbb8184004a42fc3070587fb | Author: Shawn Guo | Date: Thu Jun 14 11:16:14 2012 +0800 | | ARM: imx: enable SPARSE_IRQ for imx platform Signed-off-by: Sascha Hauer Acked-by: Shawn Guo --- arch/arm/mach-imx/clk-imx25.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index 4431a62fff5..d20d4795f4e 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -241,6 +241,6 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[sdma_ahb], "ahb", "imx35-sdma"); clk_register_clkdev(clk[iim_ipg], "iim", NULL); - mxc_timer_init(MX25_IO_ADDRESS(MX25_GPT1_BASE_ADDR), 54); + mxc_timer_init(MX25_IO_ADDRESS(MX25_GPT1_BASE_ADDR), MX25_INT_GPT1); return 0; } -- cgit v1.2.3 From a4bb8e69b17c59669c9480ee9c2e078b5e8a238e Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Mon, 8 Oct 2012 08:46:06 +0200 Subject: ARM i.MX25: Fix lcdc_ipg_per parent clock It's per7, not per6. Signed-off-by: Sascha Hauer --- arch/arm/mach-imx/clk-imx25.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index d20d4795f4e..334c839bcf9 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -127,7 +127,7 @@ int __init mx25_clocks_init(void) clk[esdhc2_ipg_per] = imx_clk_gate("esdhc2_ipg_per", "per4", ccm(CCM_CGCR0), 4); clk[gpt_ipg_per] = imx_clk_gate("gpt_ipg_per", "per5", ccm(CCM_CGCR0), 5); clk[i2c_ipg_per] = imx_clk_gate("i2c_ipg_per", "per6", ccm(CCM_CGCR0), 6); - clk[lcdc_ipg_per] = imx_clk_gate("lcdc_ipg_per", "per8", ccm(CCM_CGCR0), 7); + clk[lcdc_ipg_per] = imx_clk_gate("lcdc_ipg_per", "per7", ccm(CCM_CGCR0), 7); clk[nfc_ipg_per] = imx_clk_gate("nfc_ipg_per", "ipg_per", ccm(CCM_CGCR0), 8); clk[ssi1_ipg_per] = imx_clk_gate("ssi1_ipg_per", "per13", ccm(CCM_CGCR0), 13); clk[ssi2_ipg_per] = imx_clk_gate("ssi2_ipg_per", "per14", ccm(CCM_CGCR0), 14); -- cgit v1.2.3 From 1f441c435eb6967489860a590d4aa63828cab5e5 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Tue, 9 Oct 2012 10:03:00 +0200 Subject: ARM i.MX25 clk: Fix nfc_ipg_per parent It's per8, there is no ipg_per clk. Signed-off-by: Sascha Hauer --- arch/arm/mach-imx/clk-imx25.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index 334c839bcf9..01e2f843bf2 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -128,7 +128,7 @@ int __init mx25_clocks_init(void) clk[gpt_ipg_per] = imx_clk_gate("gpt_ipg_per", "per5", ccm(CCM_CGCR0), 5); clk[i2c_ipg_per] = imx_clk_gate("i2c_ipg_per", "per6", ccm(CCM_CGCR0), 6); clk[lcdc_ipg_per] = imx_clk_gate("lcdc_ipg_per", "per7", ccm(CCM_CGCR0), 7); - clk[nfc_ipg_per] = imx_clk_gate("nfc_ipg_per", "ipg_per", ccm(CCM_CGCR0), 8); + clk[nfc_ipg_per] = imx_clk_gate("nfc_ipg_per", "per8", ccm(CCM_CGCR0), 8); clk[ssi1_ipg_per] = imx_clk_gate("ssi1_ipg_per", "per13", ccm(CCM_CGCR0), 13); clk[ssi2_ipg_per] = imx_clk_gate("ssi2_ipg_per", "per14", ccm(CCM_CGCR0), 14); clk[uart_ipg_per] = imx_clk_gate("uart_ipg_per", "per15", ccm(CCM_CGCR0), 15); -- cgit v1.2.3 From 92063cee118655d25b50d04eb77b012f3287357a Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Tue, 9 Oct 2012 10:04:04 +0200 Subject: ARM i.MX25: Fix PWM per clock lookups They are behind the gate pwm_ipg_per, not directly behind per10. Signed-off-by: Sascha Hauer --- arch/arm/mach-imx/clk-imx25.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index 01e2f843bf2..840fdfac52b 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -203,13 +203,13 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[cspi2_ipg], NULL, "imx35-cspi.1"); clk_register_clkdev(clk[cspi3_ipg], NULL, "imx35-cspi.2"); clk_register_clkdev(clk[pwm1_ipg], "ipg", "mxc_pwm.0"); - clk_register_clkdev(clk[per10], "per", "mxc_pwm.0"); + clk_register_clkdev(clk[pwm_ipg_per], "per", "mxc_pwm.0"); clk_register_clkdev(clk[pwm1_ipg], "ipg", "mxc_pwm.1"); - clk_register_clkdev(clk[per10], "per", "mxc_pwm.1"); + clk_register_clkdev(clk[pwm_ipg_per], "per", "mxc_pwm.1"); clk_register_clkdev(clk[pwm1_ipg], "ipg", "mxc_pwm.2"); - clk_register_clkdev(clk[per10], "per", "mxc_pwm.2"); + clk_register_clkdev(clk[pwm_ipg_per], "per", "mxc_pwm.2"); clk_register_clkdev(clk[pwm1_ipg], "ipg", "mxc_pwm.3"); - clk_register_clkdev(clk[per10], "per", "mxc_pwm.3"); + clk_register_clkdev(clk[pwm_ipg_per], "per", "mxc_pwm.3"); clk_register_clkdev(clk[kpp_ipg], NULL, "imx-keypad"); clk_register_clkdev(clk[tsc_ipg], NULL, "mx25-adc"); clk_register_clkdev(clk[i2c_ipg_per], NULL, "imx-i2c.0"); -- cgit v1.2.3 From e3372474cfa0dc016f10ec47baddbd1ed0abecf3 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Thu, 13 Sep 2012 21:01:00 +0800 Subject: ARM: imx: include common.h rather than mach/common.h Rename mach-imx/include/mach/common.h to mach-imx/common.h and update all users to include common.h rather than mach/common.h. It also removes an unneeded inclusion to common.h in mach-imx/devices/devices.c. Signed-off-by: Shawn Guo Acked-by: Sascha Hauer Acked-by: Arnd Bergmann --- arch/arm/mach-imx/clk-imx25.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index d20d4795f4e..08a143a19e6 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -25,9 +25,10 @@ #include #include -#include #include + #include "clk.h" +#include "common.h" #define CRM_BASE MX25_IO_ADDRESS(MX25_CRM_BASE_ADDR) -- cgit v1.2.3 From 5bdfba29f18f0a36df8e28328315213ea47eb529 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Fri, 14 Sep 2012 15:19:00 +0800 Subject: i2c: imx: remove cpu_is_xxx by using platform_device_id This is some amount of work left/forgot from device tree conversion. Instead of checking cpu_is_xxx to determine the controller type, the driver should use platform_device_id, which should match the device tree compatible string. The patch changes the driver to use platform_device_id rather than cpu_is_xxx to determine the controller type/version. It also updates the platform code and device tree source accordingly. As the result, mach/hardware.h inclusion gets removed from the driver. Signed-off-by: Shawn Guo Acked-by: Sascha Hauer Acked-by: Arnd Bergmann Cc: Wolfram Sang Cc: linux-i2c@vger.kernel.org --- arch/arm/mach-imx/clk-imx25.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index 08a143a19e6..f1d75e72e00 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -213,9 +213,9 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[per10], "per", "mxc_pwm.3"); clk_register_clkdev(clk[kpp_ipg], NULL, "imx-keypad"); clk_register_clkdev(clk[tsc_ipg], NULL, "mx25-adc"); - clk_register_clkdev(clk[i2c_ipg_per], NULL, "imx-i2c.0"); - clk_register_clkdev(clk[i2c_ipg_per], NULL, "imx-i2c.1"); - clk_register_clkdev(clk[i2c_ipg_per], NULL, "imx-i2c.2"); + clk_register_clkdev(clk[i2c_ipg_per], NULL, "imx21-i2c.0"); + clk_register_clkdev(clk[i2c_ipg_per], NULL, "imx21-i2c.1"); + clk_register_clkdev(clk[i2c_ipg_per], NULL, "imx21-i2c.2"); clk_register_clkdev(clk[fec_ipg], "ipg", "imx25-fec.0"); clk_register_clkdev(clk[fec_ahb], "ahb", "imx25-fec.0"); clk_register_clkdev(clk[dryice_ipg], NULL, "imxdi_rtc.0"); -- cgit v1.2.3 From 4d62435f0601ecec379fdc48749a10353fee8217 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Sat, 15 Sep 2012 13:34:09 +0800 Subject: mtd: mxc_nand: remove cpu_is_xxx by using platform_device_id It changes the driver to use platform_device_id rather than cpu_is_xxx to determine the controller type, and updates the platform code accordingly. As the result, mach/hardware.h inclusion gets removed from the driver. Signed-off-by: Shawn Guo Acked-by: Sascha Hauer Acked-by: Arnd Bergmann Cc: Artem Bityutskiy Cc: linux-mtd@lists.infradead.org --- arch/arm/mach-imx/clk-imx25.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index f1d75e72e00..f0f82f204de 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -198,7 +198,7 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[ipg], "ipg", "fsl-usb2-udc"); clk_register_clkdev(clk[usbotg_ahb], "ahb", "fsl-usb2-udc"); clk_register_clkdev(clk[usb_div], "per", "fsl-usb2-udc"); - clk_register_clkdev(clk[nfc_ipg_per], NULL, "mxc_nand.0"); + clk_register_clkdev(clk[nfc_ipg_per], NULL, "imx25-nand.0"); /* i.mx25 has the i.mx35 type cspi */ clk_register_clkdev(clk[cspi1_ipg], NULL, "imx35-cspi.0"); clk_register_clkdev(clk[cspi2_ipg], NULL, "imx35-cspi.1"); -- cgit v1.2.3 From 27b76486a3e5be1cfd19dc59452e4185c5d43dff Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Sun, 16 Sep 2012 16:26:20 +0800 Subject: media: mx2_camera: remove cpu_is_xxx by using platform_device_id It changes the driver to use platform_device_id rather than cpu_is_xxx to determine the controller type, and updates the platform code accordingly. As the result, mach/hardware.h inclusion gets removed from the driver. Signed-off-by: Shawn Guo Acked-by: Sascha Hauer Acked-by: Arnd Bergmann Acked-by: Guennadi Liakhovetski Tested-by: Javier Martin Cc: linux-media@vger.kernel.org --- arch/arm/mach-imx/clk-imx25.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index f0f82f204de..2add1ea22d4 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -231,9 +231,9 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[esdhc2_ipg_per], "per", "sdhci-esdhc-imx25.1"); clk_register_clkdev(clk[esdhc2_ipg], "ipg", "sdhci-esdhc-imx25.1"); clk_register_clkdev(clk[esdhc2_ahb], "ahb", "sdhci-esdhc-imx25.1"); - clk_register_clkdev(clk[csi_ipg_per], "per", "mx2-camera.0"); - clk_register_clkdev(clk[csi_ipg], "ipg", "mx2-camera.0"); - clk_register_clkdev(clk[csi_ahb], "ahb", "mx2-camera.0"); + clk_register_clkdev(clk[csi_ipg_per], "per", "imx25-camera.0"); + clk_register_clkdev(clk[csi_ipg], "ipg", "imx25-camera.0"); + clk_register_clkdev(clk[csi_ahb], "ahb", "imx25-camera.0"); clk_register_clkdev(clk[dummy], "audmux", NULL); clk_register_clkdev(clk[can1_ipg], NULL, "flexcan.0"); clk_register_clkdev(clk[can2_ipg], NULL, "flexcan.1"); -- cgit v1.2.3 From e69dc9a91eeb0387e08d8e1d0e576c88b28902fc Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Sun, 16 Sep 2012 19:59:53 +0800 Subject: video: imxfb: remove cpu_is_xxx by using platform_device_id It changes the driver to use platform_device_id rather than cpu_is_xxx to determine the controller type, and updates the platform code accordingly. As the result, mach/hardware.h inclusion gets removed from the driver. Signed-off-by: Shawn Guo Acked-by: Sascha Hauer Acked-by: Arnd Bergmann Cc: Florian Tobias Schandinat Cc: linux-fbdev@vger.kernel.org --- arch/arm/mach-imx/clk-imx25.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index 2add1ea22d4..08d98030e02 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -219,9 +219,9 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[fec_ipg], "ipg", "imx25-fec.0"); clk_register_clkdev(clk[fec_ahb], "ahb", "imx25-fec.0"); clk_register_clkdev(clk[dryice_ipg], NULL, "imxdi_rtc.0"); - clk_register_clkdev(clk[lcdc_ipg_per], "per", "imx-fb.0"); - clk_register_clkdev(clk[lcdc_ipg], "ipg", "imx-fb.0"); - clk_register_clkdev(clk[lcdc_ahb], "ahb", "imx-fb.0"); + clk_register_clkdev(clk[lcdc_ipg_per], "per", "imx21-fb.0"); + clk_register_clkdev(clk[lcdc_ipg], "ipg", "imx21-fb.0"); + clk_register_clkdev(clk[lcdc_ahb], "ahb", "imx21-fb.0"); clk_register_clkdev(clk[wdt_ipg], NULL, "imx2-wdt.0"); clk_register_clkdev(clk[ssi1_ipg], NULL, "imx-ssi.0"); clk_register_clkdev(clk[ssi2_ipg], NULL, "imx-ssi.1"); -- cgit v1.2.3 From 50f2de61269bbe2f40bead1969a9594fa8599b93 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Fri, 14 Sep 2012 14:14:45 +0800 Subject: ARM: imx: include hardware.h rather than mach/hardware.h It moves a bunch of header files included in hardware.h and itself from mach-imx/include/mach to mach-imx, and updates users to include hardware.h rather than mach/hardware.h. The files in mach-imx/devices will need to include "../hardware.h". Signed-off-by: Shawn Guo Acked-by: Sascha Hauer Acked-by: Arnd Bergmann --- arch/arm/mach-imx/clk-imx25.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index 08d98030e02..fd8b27f965d 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -24,11 +24,10 @@ #include #include -#include -#include - #include "clk.h" #include "common.h" +#include "hardware.h" +#include "mx25.h" #define CRM_BASE MX25_IO_ADDRESS(MX25_CRM_BASE_ADDR) -- cgit v1.2.3 From 943bb48755a7f70ee36e029904ed8b679bb1da58 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Sat, 27 Oct 2012 17:41:13 +0200 Subject: Revert "ARM i.MX25: Fix PWM per clock lookups" This reverts commit 92063cee118655d25b50d04eb77b012f3287357a, it was applied prematurely, causing this build error for imx_v4_v5_defconfig: arch/arm/mach-imx/clk-imx25.c: In function 'mx25_clocks_init': arch/arm/mach-imx/clk-imx25.c:206:26: error: 'pwm_ipg_per' undeclared (first use in this function) arch/arm/mach-imx/clk-imx25.c:206:26: note: each undeclared identifier is reported only once for each function it appears in Sascha Hauer explains: > There are several gates missing in clk-imx25.c. I have a patch which > adds support for them and I seem to have missed that the above depends > on it. Signed-off-by: Arnd Bergmann --- arch/arm/mach-imx/clk-imx25.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index 840fdfac52b..01e2f843bf2 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -203,13 +203,13 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[cspi2_ipg], NULL, "imx35-cspi.1"); clk_register_clkdev(clk[cspi3_ipg], NULL, "imx35-cspi.2"); clk_register_clkdev(clk[pwm1_ipg], "ipg", "mxc_pwm.0"); - clk_register_clkdev(clk[pwm_ipg_per], "per", "mxc_pwm.0"); + clk_register_clkdev(clk[per10], "per", "mxc_pwm.0"); clk_register_clkdev(clk[pwm1_ipg], "ipg", "mxc_pwm.1"); - clk_register_clkdev(clk[pwm_ipg_per], "per", "mxc_pwm.1"); + clk_register_clkdev(clk[per10], "per", "mxc_pwm.1"); clk_register_clkdev(clk[pwm1_ipg], "ipg", "mxc_pwm.2"); - clk_register_clkdev(clk[pwm_ipg_per], "per", "mxc_pwm.2"); + clk_register_clkdev(clk[per10], "per", "mxc_pwm.2"); clk_register_clkdev(clk[pwm1_ipg], "ipg", "mxc_pwm.3"); - clk_register_clkdev(clk[pwm_ipg_per], "per", "mxc_pwm.3"); + clk_register_clkdev(clk[per10], "per", "mxc_pwm.3"); clk_register_clkdev(clk[kpp_ipg], NULL, "imx-keypad"); clk_register_clkdev(clk[tsc_ipg], NULL, "mx25-adc"); clk_register_clkdev(clk[i2c_ipg_per], NULL, "imx-i2c.0"); -- cgit v1.2.3 From f6d3346f950f49b23c174931786d10d8aba51c8c Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Tue, 9 Oct 2012 10:04:57 +0200 Subject: ARM i.MX25: Add missing clock gates This completes the list of clock gates on the i.MX25. There are several clocks marked as reserved in the datasheet, but nevertheless used in the Freescale kernel. Add some comments to their positions and add 'reservedx' entries to the clk enum. This way we can replace them with the real names should we need them later. Adding the reserved entry names will help us keeping the clk numbers when moving to devicetree. Signed-off-by: Sascha Hauer --- arch/arm/mach-imx/clk-imx25.c | 63 +++++++++++++++++++++++++++++++++++++------ 1 file changed, 55 insertions(+), 8 deletions(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index bc885801cd6..78a754f7dc7 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -64,14 +64,20 @@ enum mx25_clks { per7_sel, per8_sel, per9_sel, per10_sel, per11_sel, per12_sel, per13_sel, per14_sel, per15_sel, per0, per1, per2, per3, per4, per5, per6, per7, per8, per9, per10, per11, per12, per13, per14, per15, - csi_ipg_per, esdhc1_ipg_per, esdhc2_ipg_per, gpt_ipg_per, i2c_ipg_per, - lcdc_ipg_per, nfc_ipg_per, ssi1_ipg_per, ssi2_ipg_per, uart_ipg_per, - csi_ahb, esdhc1_ahb, esdhc2_ahb, fec_ahb, lcdc_ahb, sdma_ahb, - usbotg_ahb, can1_ipg, can2_ipg, csi_ipg, cspi1_ipg, cspi2_ipg, - cspi3_ipg, dryice_ipg, esdhc1_ipg, esdhc2_ipg, fec_ipg, iim_ipg, - kpp_ipg, lcdc_ipg, pwm1_ipg, pwm2_ipg, pwm3_ipg, pwm4_ipg, sdma_ipg, - ssi1_ipg, ssi2_ipg, tsc_ipg, uart1_ipg, uart2_ipg, uart3_ipg, - uart4_ipg, uart5_ipg, wdt_ipg, clk_max + csi_ipg_per, epit_ipg_per, esai_ipg_per, esdhc1_ipg_per, esdhc2_ipg_per, + gpt_ipg_per, i2c_ipg_per, lcdc_ipg_per, nfc_ipg_per, owire_ipg_per, + pwm_ipg_per, sim1_ipg_per, sim2_ipg_per, ssi1_ipg_per, ssi2_ipg_per, + uart_ipg_per, ata_ahb, reserved1, csi_ahb, emi_ahb, esai_ahb, esdhc1_ahb, + esdhc2_ahb, fec_ahb, lcdc_ahb, rtic_ahb, sdma_ahb, slcdc_ahb, usbotg_ahb, + reserved2, reserved3, reserved4, reserved5, can1_ipg, can2_ipg, csi_ipg, + cspi1_ipg, cspi2_ipg, cspi3_ipg, dryice_ipg, ect_ipg, epit1_ipg, epit2_ipg, + reserved6, esdhc1_ipg, esdhc2_ipg, fec_ipg, reserved7, reserved8, reserved9, + gpt1_ipg, gpt2_ipg, gpt3_ipg, gpt4_ipg, reserved10, reserved11, reserved12, + iim_ipg, reserved13, reserved14, kpp_ipg, lcdc_ipg, reserved15, pwm1_ipg, + pwm2_ipg, pwm3_ipg, pwm4_ipg, rngb_ipg, reserved16, scc_ipg, sdma_ipg, + sim1_ipg, sim2_ipg, slcdc_ipg, spba_ipg, ssi1_ipg, ssi2_ipg, tsc_ipg, + uart1_ipg, uart2_ipg, uart3_ipg, uart4_ipg, uart5_ipg, reserved17, + wdt_ipg, clk_max }; static struct clk *clk[clk_max]; @@ -123,22 +129,36 @@ int __init mx25_clocks_init(void) clk[per14] = imx_clk_divider("per14", "per14_sel", ccm(CCM_PCDR3), 16, 6); clk[per15] = imx_clk_divider("per15", "per15_sel", ccm(CCM_PCDR3), 24, 6); clk[csi_ipg_per] = imx_clk_gate("csi_ipg_per", "per0", ccm(CCM_CGCR0), 0); + clk[epit_ipg_per] = imx_clk_gate("epit_ipg_per", "per1", ccm(CCM_CGCR0), 1); + clk[esai_ipg_per] = imx_clk_gate("esai_ipg_per", "per2", ccm(CCM_CGCR0), 2); clk[esdhc1_ipg_per] = imx_clk_gate("esdhc1_ipg_per", "per3", ccm(CCM_CGCR0), 3); clk[esdhc2_ipg_per] = imx_clk_gate("esdhc2_ipg_per", "per4", ccm(CCM_CGCR0), 4); clk[gpt_ipg_per] = imx_clk_gate("gpt_ipg_per", "per5", ccm(CCM_CGCR0), 5); clk[i2c_ipg_per] = imx_clk_gate("i2c_ipg_per", "per6", ccm(CCM_CGCR0), 6); clk[lcdc_ipg_per] = imx_clk_gate("lcdc_ipg_per", "per7", ccm(CCM_CGCR0), 7); clk[nfc_ipg_per] = imx_clk_gate("nfc_ipg_per", "per8", ccm(CCM_CGCR0), 8); + clk[owire_ipg_per] = imx_clk_gate("owire_ipg_per", "per9", ccm(CCM_CGCR0), 9); + clk[pwm_ipg_per] = imx_clk_gate("pwm_ipg_per", "per10", ccm(CCM_CGCR0), 10); + clk[sim1_ipg_per] = imx_clk_gate("sim1_ipg_per", "per11", ccm(CCM_CGCR0), 11); + clk[sim2_ipg_per] = imx_clk_gate("sim2_ipg_per", "per12", ccm(CCM_CGCR0), 12); clk[ssi1_ipg_per] = imx_clk_gate("ssi1_ipg_per", "per13", ccm(CCM_CGCR0), 13); clk[ssi2_ipg_per] = imx_clk_gate("ssi2_ipg_per", "per14", ccm(CCM_CGCR0), 14); clk[uart_ipg_per] = imx_clk_gate("uart_ipg_per", "per15", ccm(CCM_CGCR0), 15); + clk[ata_ahb] = imx_clk_gate("ata_ahb", "ahb", ccm(CCM_CGCR0), 16); + /* CCM_CGCR0(17): reserved */ clk[csi_ahb] = imx_clk_gate("csi_ahb", "ahb", ccm(CCM_CGCR0), 18); + clk[emi_ahb] = imx_clk_gate("emi_ahb", "ahb", ccm(CCM_CGCR0), 19); + clk[esai_ahb] = imx_clk_gate("esai_ahb", "ahb", ccm(CCM_CGCR0), 20); clk[esdhc1_ahb] = imx_clk_gate("esdhc1_ahb", "ahb", ccm(CCM_CGCR0), 21); clk[esdhc2_ahb] = imx_clk_gate("esdhc2_ahb", "ahb", ccm(CCM_CGCR0), 22); clk[fec_ahb] = imx_clk_gate("fec_ahb", "ahb", ccm(CCM_CGCR0), 23); clk[lcdc_ahb] = imx_clk_gate("lcdc_ahb", "ahb", ccm(CCM_CGCR0), 24); + clk[rtic_ahb] = imx_clk_gate("rtic_ahb", "ahb", ccm(CCM_CGCR0), 25); clk[sdma_ahb] = imx_clk_gate("sdma_ahb", "ahb", ccm(CCM_CGCR0), 26); + clk[slcdc_ahb] = imx_clk_gate("slcdc_ahb", "ahb", ccm(CCM_CGCR0), 27); clk[usbotg_ahb] = imx_clk_gate("usbotg_ahb", "ahb", ccm(CCM_CGCR0), 28); + /* CCM_CGCR0(29-31): reserved */ + /* CCM_CGCR1(0): reserved in datasheet, used as audmux in FSL kernel */ clk[can1_ipg] = imx_clk_gate("can1_ipg", "ipg", ccm(CCM_CGCR1), 2); clk[can2_ipg] = imx_clk_gate("can2_ipg", "ipg", ccm(CCM_CGCR1), 3); clk[csi_ipg] = imx_clk_gate("csi_ipg", "ipg", ccm(CCM_CGCR1), 4); @@ -146,17 +166,41 @@ int __init mx25_clocks_init(void) clk[cspi2_ipg] = imx_clk_gate("cspi2_ipg", "ipg", ccm(CCM_CGCR1), 6); clk[cspi3_ipg] = imx_clk_gate("cspi3_ipg", "ipg", ccm(CCM_CGCR1), 7); clk[dryice_ipg] = imx_clk_gate("dryice_ipg", "ipg", ccm(CCM_CGCR1), 8); + clk[ect_ipg] = imx_clk_gate("ect_ipg", "ipg", ccm(CCM_CGCR1), 9); + clk[epit1_ipg] = imx_clk_gate("epit1_ipg", "ipg", ccm(CCM_CGCR1), 10); + clk[epit2_ipg] = imx_clk_gate("epit2_ipg", "ipg", ccm(CCM_CGCR1), 11); + /* CCM_CGCR1(12): reserved in datasheet, used as esai in FSL kernel */ clk[esdhc1_ipg] = imx_clk_gate("esdhc1_ipg", "ipg", ccm(CCM_CGCR1), 13); clk[esdhc2_ipg] = imx_clk_gate("esdhc2_ipg", "ipg", ccm(CCM_CGCR1), 14); clk[fec_ipg] = imx_clk_gate("fec_ipg", "ipg", ccm(CCM_CGCR1), 15); + /* CCM_CGCR1(16): reserved in datasheet, used as gpio1 in FSL kernel */ + /* CCM_CGCR1(17): reserved in datasheet, used as gpio2 in FSL kernel */ + /* CCM_CGCR1(18): reserved in datasheet, used as gpio3 in FSL kernel */ + clk[gpt1_ipg] = imx_clk_gate("gpt1_ipg", "ipg", ccm(CCM_CGCR1), 19); + clk[gpt2_ipg] = imx_clk_gate("gpt2_ipg", "ipg", ccm(CCM_CGCR1), 20); + clk[gpt3_ipg] = imx_clk_gate("gpt3_ipg", "ipg", ccm(CCM_CGCR1), 21); + clk[gpt4_ipg] = imx_clk_gate("gpt4_ipg", "ipg", ccm(CCM_CGCR1), 22); + /* CCM_CGCR1(23): reserved in datasheet, used as i2c1 in FSL kernel */ + /* CCM_CGCR1(24): reserved in datasheet, used as i2c2 in FSL kernel */ + /* CCM_CGCR1(25): reserved in datasheet, used as i2c3 in FSL kernel */ clk[iim_ipg] = imx_clk_gate("iim_ipg", "ipg", ccm(CCM_CGCR1), 26); + /* CCM_CGCR1(27): reserved in datasheet, used as iomuxc in FSL kernel */ + /* CCM_CGCR1(28): reserved in datasheet, used as kpp in FSL kernel */ clk[kpp_ipg] = imx_clk_gate("kpp_ipg", "ipg", ccm(CCM_CGCR1), 28); clk[lcdc_ipg] = imx_clk_gate("lcdc_ipg", "ipg", ccm(CCM_CGCR1), 29); + /* CCM_CGCR1(30): reserved in datasheet, used as owire in FSL kernel */ clk[pwm1_ipg] = imx_clk_gate("pwm1_ipg", "ipg", ccm(CCM_CGCR1), 31); clk[pwm2_ipg] = imx_clk_gate("pwm2_ipg", "ipg", ccm(CCM_CGCR2), 0); clk[pwm3_ipg] = imx_clk_gate("pwm3_ipg", "ipg", ccm(CCM_CGCR2), 1); clk[pwm4_ipg] = imx_clk_gate("pwm4_ipg", "ipg", ccm(CCM_CGCR2), 2); + clk[rngb_ipg] = imx_clk_gate("rngb_ipg", "ipg", ccm(CCM_CGCR2), 3); + /* CCM_CGCR2(4): reserved in datasheet, used as rtic in FSL kernel */ + clk[scc_ipg] = imx_clk_gate("scc_ipg", "ipg", ccm(CCM_CGCR2), 5); clk[sdma_ipg] = imx_clk_gate("sdma_ipg", "ipg", ccm(CCM_CGCR2), 6); + clk[sim1_ipg] = imx_clk_gate("sim1_ipg", "ipg", ccm(CCM_CGCR2), 7); + clk[sim2_ipg] = imx_clk_gate("sim2_ipg", "ipg", ccm(CCM_CGCR2), 8); + clk[slcdc_ipg] = imx_clk_gate("slcdc_ipg", "ipg", ccm(CCM_CGCR2), 9); + clk[spba_ipg] = imx_clk_gate("spba_ipg", "ipg", ccm(CCM_CGCR2), 10); clk[ssi1_ipg] = imx_clk_gate("ssi1_ipg", "ipg", ccm(CCM_CGCR2), 11); clk[ssi2_ipg] = imx_clk_gate("ssi2_ipg", "ipg", ccm(CCM_CGCR2), 12); clk[tsc_ipg] = imx_clk_gate("tsc_ipg", "ipg", ccm(CCM_CGCR2), 13); @@ -165,6 +209,7 @@ int __init mx25_clocks_init(void) clk[uart3_ipg] = imx_clk_gate("uart3_ipg", "ipg", ccm(CCM_CGCR2), 16); clk[uart4_ipg] = imx_clk_gate("uart4_ipg", "ipg", ccm(CCM_CGCR2), 17); clk[uart5_ipg] = imx_clk_gate("uart5_ipg", "ipg", ccm(CCM_CGCR2), 18); + /* CCM_CGCR2(19): reserved in datasheet, but used as wdt in FSL kernel */ clk[wdt_ipg] = imx_clk_gate("wdt_ipg", "ipg", ccm(CCM_CGCR2), 19); for (i = 0; i < ARRAY_SIZE(clk); i++) @@ -172,6 +217,8 @@ int __init mx25_clocks_init(void) pr_err("i.MX25 clk %d: register failed with %ld\n", i, PTR_ERR(clk[i])); + clk_prepare_enable(clk[emi_ahb]); + /* i.mx25 has the i.mx21 type uart */ clk_register_clkdev(clk[uart1_ipg], "ipg", "imx21-uart.0"); clk_register_clkdev(clk[uart_ipg_per], "per", "imx21-uart.0"); -- cgit v1.2.3 From ef4bac5532fcc678a77ee2b16836458f58407056 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Thu, 20 Sep 2012 14:59:36 +0200 Subject: ARM i.MX25: Add devicetree support This adds a i.MX25 dt machine descriptor and changes the clock support to optionally initialize from dt. Signed-off-by: Sascha Hauer Acked-by: Shawn Guo --- arch/arm/mach-imx/clk-imx25.c | 56 +++++++++++++++++++++++++++++++++++++++---- 1 file changed, 52 insertions(+), 4 deletions(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index 78a754f7dc7..b197aa73dc4 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -23,6 +23,9 @@ #include #include #include +#include +#include +#include #include "clk.h" #include "common.h" @@ -55,6 +58,8 @@ #define ccm(x) (CRM_BASE + (x)) +static struct clk_onecell_data clk_data; + static const char *cpu_sel_clks[] = { "mpll", "mpll_cpu_3_4", }; static const char *per_sel_clks[] = { "ahb", "upll", }; @@ -82,12 +87,12 @@ enum mx25_clks { static struct clk *clk[clk_max]; -int __init mx25_clocks_init(void) +static int __init __mx25_clocks_init(unsigned long osc_rate) { int i; clk[dummy] = imx_clk_fixed("dummy", 0); - clk[osc] = imx_clk_fixed("osc", 24000000); + clk[osc] = imx_clk_fixed("osc", osc_rate); clk[mpll] = imx_clk_pllv1("mpll", "osc", ccm(CCM_MPCTL)); clk[upll] = imx_clk_pllv1("upll", "osc", ccm(CCM_UPCTL)); clk[mpll_cpu_3_4] = imx_clk_fixed_factor("mpll_cpu_3_4", "mpll", 3, 4); @@ -219,6 +224,16 @@ int __init mx25_clocks_init(void) clk_prepare_enable(clk[emi_ahb]); + clk_register_clkdev(clk[ipg], "ipg", "imx-gpt.0"); + clk_register_clkdev(clk[gpt_ipg_per], "per", "imx-gpt.0"); + + return 0; +} + +int __init mx25_clocks_init(void) +{ + __mx25_clocks_init(24000000); + /* i.mx25 has the i.mx21 type uart */ clk_register_clkdev(clk[uart1_ipg], "ipg", "imx21-uart.0"); clk_register_clkdev(clk[uart_ipg_per], "per", "imx21-uart.0"); @@ -230,8 +245,6 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[uart_ipg_per], "per", "imx21-uart.3"); clk_register_clkdev(clk[uart5_ipg], "ipg", "imx21-uart.4"); clk_register_clkdev(clk[uart_ipg_per], "per", "imx21-uart.4"); - clk_register_clkdev(clk[ipg], "ipg", "imx-gpt.0"); - clk_register_clkdev(clk[gpt_ipg_per], "per", "imx-gpt.0"); clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.0"); clk_register_clkdev(clk[usbotg_ahb], "ahb", "mxc-ehci.0"); clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.0"); @@ -289,5 +302,40 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[iim_ipg], "iim", NULL); mxc_timer_init(MX25_IO_ADDRESS(MX25_GPT1_BASE_ADDR), MX25_INT_GPT1); + + return 0; +} + +int __init mx25_clocks_init_dt(void) +{ + struct device_node *np; + void __iomem *base; + int irq; + unsigned long osc_rate = 24000000; + + /* retrieve the freqency of fixed clocks from device tree */ + for_each_compatible_node(np, NULL, "fixed-clock") { + u32 rate; + if (of_property_read_u32(np, "clock-frequency", &rate)) + continue; + + if (of_device_is_compatible(np, "fsl,imx-osc")) + osc_rate = rate; + } + + np = of_find_compatible_node(NULL, NULL, "fsl,imx25-ccm"); + clk_data.clks = clk; + clk_data.clk_num = ARRAY_SIZE(clk); + of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); + + __mx25_clocks_init(osc_rate); + + np = of_find_compatible_node(NULL, NULL, "fsl,imx25-gpt"); + base = of_iomap(np, 0); + WARN_ON(!base); + irq = irq_of_parse_and_map(np, 0); + + mxc_timer_init(base, irq); + return 0; } -- cgit v1.2.3 From 61c4b560e9a42cbc4ce1b95a1bd59b01d449168d Mon Sep 17 00:00:00 2001 From: Peter Chen Date: Thu, 17 Jan 2013 18:03:17 +0800 Subject: ARM: i.MX clock: Change the connection-id for fsl-usb2-udc As we use platform_device_id for fsl-usb2-udc driver, it needs to change clk connection-id, or the related devm_clk_get will be failed. Signed-off-by: Peter Chen Acked-by: Shawn Guo Signed-off-by: Felipe Balbi --- arch/arm/mach-imx/clk-imx25.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'arch/arm/mach-imx/clk-imx25.c') diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index b197aa73dc4..2c570cdaae7 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -254,9 +254,9 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.2"); clk_register_clkdev(clk[usbotg_ahb], "ahb", "mxc-ehci.2"); clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.2"); - clk_register_clkdev(clk[ipg], "ipg", "fsl-usb2-udc"); - clk_register_clkdev(clk[usbotg_ahb], "ahb", "fsl-usb2-udc"); - clk_register_clkdev(clk[usb_div], "per", "fsl-usb2-udc"); + clk_register_clkdev(clk[ipg], "ipg", "imx-udc-mx27"); + clk_register_clkdev(clk[usbotg_ahb], "ahb", "imx-udc-mx27"); + clk_register_clkdev(clk[usb_div], "per", "imx-udc-mx27"); clk_register_clkdev(clk[nfc_ipg_per], NULL, "imx25-nand.0"); /* i.mx25 has the i.mx35 type cspi */ clk_register_clkdev(clk[cspi1_ipg], NULL, "imx35-cspi.0"); -- cgit v1.2.3