diff options
| author | Vivek Gautam <gautam.vivek@samsung.com> | 2012-07-21 10:32:05 +0000 |
|---|---|---|
| committer | Tushar Behera <tushar.behera@linaro.org> | 2013-05-03 11:52:11 +0530 |
| commit | c3b0d2a9d905c9e3791502531dc6c55c071b1d70 (patch) | |
| tree | 03bb0a49d9049d726915aa7e51edcd95021cb37f | |
| parent | 811537b8f76d364bf3802d7a9080df356a27fa26 (diff) | |
ARM: EXYNOS5: Add EHCI device from device tree
This patch adds EHCI device from device tree for exynos5
and adds platform data.
Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
| -rw-r--r-- | Documentation/devicetree/bindings/usb/exynos-usb.txt | 22 | ||||
| -rw-r--r-- | arch/arm/boot/dts/exynos5250-smdk5250.dts | 4 | ||||
| -rw-r--r-- | arch/arm/boot/dts/exynos5250.dtsi | 6 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/mach-exynos5-dt.c | 2 |
4 files changed, 34 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/exynos-usb.txt b/Documentation/devicetree/bindings/usb/exynos-usb.txt index 63b80b92c4fe..45dadca510fb 100644 --- a/Documentation/devicetree/bindings/usb/exynos-usb.txt +++ b/Documentation/devicetree/bindings/usb/exynos-usb.txt @@ -17,3 +17,25 @@ ohci { interrupts = <0 71 0>; }; +EHCI +Required properties: + - compatible: should be "samsung,exynos-ehci" for USB 2.0 + EHCI controller in host mode. + - reg: physical base address of the controller and length + of memory mapped. + - interrupts: interrupt number to the cpu. + +Optional properties: + - samsung,vbus-gpio: if present, specifies the GPIO + that needs to be pulled up for the bus to be powered. + +ehci { + compatible = "samsung,exynos-ehci"; + reg = <0x12110000 0x100>; + interrupts = <0 71 0>; +}; + +ehci { + samsung,vbus-gpio = <&gpx2 6 1 3 3>; +}; + diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index 65d855cf06eb..980c03cdfec1 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -239,4 +239,8 @@ samsung,i2s-controller = <&i2s0>; samsung,audio-codec = <&wm8994>; }; + + ehci { + samsung,vbus-gpio = <&gpx2 6 1 3 3>; + }; }; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index 3284607652a6..fe965c031c05 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -111,6 +111,12 @@ interrupts = <0 71 0>; }; + ehci { + compatible = "samsung,exynos-ehci"; + reg = <0x12110000 0x100>; + interrupts = <0 71 0>; + }; + rtc { compatible = "samsung,s3c6410-rtc"; reg = <0x101E0000 0x100>; diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c index 73c6abba7c2c..8b1d4994c427 100644 --- a/arch/arm/mach-exynos/mach-exynos5-dt.c +++ b/arch/arm/mach-exynos/mach-exynos5-dt.c @@ -145,6 +145,8 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = { "s3c-usbphy", NULL), OF_DEV_AUXDATA("samsung,exynos-ohci", 0x12120000, "exynos-ohci", NULL), + OF_DEV_AUXDATA("samsung,exynos-ehci", 0x12110000, + "s5p-ehci", NULL), {}, }; |