From mboxrd@z Thu Jan 1 00:00:00 1970 From: p.paneri@samsung.com (Praveen Paneri) Date: Tue, 30 Oct 2012 10:27:37 +0530 Subject: [PATCH v7 5/5] ARM: Exynos4210: Enabling samsung-usbphy driver In-Reply-To: <1351573057-22249-1-git-send-email-p.paneri@samsung.com> References: <1351573057-22249-1-git-send-email-p.paneri@samsung.com> Message-ID: <1351573057-22249-6-git-send-email-p.paneri@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Adding usbphy node for Exynos4210 along with the platform data. Signed-off-by: Praveen Paneri --- arch/arm/boot/dts/exynos4210-smdkv310.dts | 5 +++++ arch/arm/mach-exynos/include/mach/map.h | 1 + arch/arm/mach-exynos/mach-exynos4-dt.c | 8 ++++++++ arch/arm/mach-exynos/setup-usb-phy.c | 13 +++++++++++++ 4 files changed, 27 insertions(+), 0 deletions(-) diff --git a/arch/arm/boot/dts/exynos4210-smdkv310.dts b/arch/arm/boot/dts/exynos4210-smdkv310.dts index 63610c3..f59e255 100644 --- a/arch/arm/boot/dts/exynos4210-smdkv310.dts +++ b/arch/arm/boot/dts/exynos4210-smdkv310.dts @@ -43,6 +43,11 @@ status = "okay"; }; + usbphy at 125B0000 { + compatible = "samsung,exynos4210-usbphy"; + reg = <0x125B0000 0x100>; + }; + keypad at 100A0000 { samsung,keypad-num-rows = <2>; samsung,keypad-num-columns = <8>; diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h index 8480849..9694424 100644 --- a/arch/arm/mach-exynos/include/mach/map.h +++ b/arch/arm/mach-exynos/include/mach/map.h @@ -242,6 +242,7 @@ #define S3C_PA_SPI1 EXYNOS4_PA_SPI1 #define S3C_PA_SPI2 EXYNOS4_PA_SPI2 #define S3C_PA_USB_HSOTG EXYNOS4_PA_HSOTG +#define S3C_PA_USB_PHY EXYNOS4_PA_HSPHY #define S5P_PA_EHCI EXYNOS4_PA_EHCI #define S5P_PA_FIMC0 EXYNOS4_PA_FIMC0 diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c index e58d786..a9e0a0d 100644 --- a/arch/arm/mach-exynos/mach-exynos4-dt.c +++ b/arch/arm/mach-exynos/mach-exynos4-dt.c @@ -13,6 +13,7 @@ #include #include +#include #include #include @@ -20,9 +21,14 @@ #include #include +#include #include "common.h" +static struct samsung_usbphy_data exynos4_usbphy_pdata = { + .pmu_isolation = s5p_usb_phy_pmu_isolation, +}; + /* * The following lookup table is used to override device names when devices * are registered from device tree. This is temporarily added to enable @@ -77,6 +83,8 @@ static const struct of_dev_auxdata exynos4_auxdata_lookup[] __initconst = { "exynos4210-spi.2", NULL), OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_PDMA0, "dma-pl330.0", NULL), OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_PDMA1, "dma-pl330.1", NULL), + OF_DEV_AUXDATA("samsung,exynos4210-usbphy", EXYNOS4_PA_HSPHY, + "s3c-usbphy", &exynos4_usbphy_pdata), {}, }; diff --git a/arch/arm/mach-exynos/setup-usb-phy.c b/arch/arm/mach-exynos/setup-usb-phy.c index b81cc56..1c62d20 100644 --- a/arch/arm/mach-exynos/setup-usb-phy.c +++ b/arch/arm/mach-exynos/setup-usb-phy.c @@ -221,3 +221,16 @@ int s5p_usb_phy_exit(struct platform_device *pdev, int type) return -EINVAL; } + +void s5p_usb_phy_pmu_isolation(int on) +{ + if (on) { + writel(readl(S5P_USBDEVICE_PHY_CONTROL) + & ~S5P_USBDEVICE_PHY_ENABLE, + S5P_USBDEVICE_PHY_CONTROL); + } else { + writel(readl(S5P_USBDEVICE_PHY_CONTROL) + | S5P_USBDEVICE_PHY_ENABLE, + S5P_USBDEVICE_PHY_CONTROL); + } +} -- 1.7.1