diff options
| author | Vivek Gautam <gautam.vivek@samsung.com> | 2013-02-13 03:24:15 +0400 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2013-03-07 14:47:12 +0400 |
| commit | 13cbd1e3035210c7f81d60aa3cf82ebfe7d4b292 (patch) | |
| tree | 01bd4a4673fafc648445e6d094258dbe81e6dbc6 /Documentation/devicetree/bindings/usb/exynos-usb.txt | |
| parent | ad4aebe1efc6ec45fb5eb3a0c7996b62624d3528 (diff) | |
| download | linux-13cbd1e3035210c7f81d60aa3cf82ebfe7d4b292.tar.xz | |
ARM: dts: Enabling ehci-s5p driver for EXYNOS5250
Adding EHCI device tree node for Exynos5250 along with
the device base adress and gpio line for vbus.
Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
Acked-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'Documentation/devicetree/bindings/usb/exynos-usb.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/exynos-usb.txt | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/exynos-usb.txt b/Documentation/devicetree/bindings/usb/exynos-usb.txt new file mode 100644 index 000000000000..e8bbb4799e26 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/exynos-usb.txt @@ -0,0 +1,25 @@ +Samsung Exynos SoC USB controller + +The USB devices interface with USB controllers on Exynos SOCs. +The device node has following properties. + +EHCI +Required properties: + - compatible: should be "samsung,exynos4210-ehci" for USB 2.0 + EHCI controller in host mode. + - reg: physical base address of the controller and length of memory mapped + region. + - 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. + +Example: + + usb@12110000 { + compatible = "samsung,exynos4210-ehci"; + reg = <0x12110000 0x100>; + interrupts = <0 71 0>; + samsung,vbus-gpio = <&gpx2 6 1 3 3>; + }; |