diff options
author | Vivek Gautam <gautam.vivek@samsung.com> | 2013-04-10 19:37:52 +0900 |
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committer | Tushar Behera <tushar.behera@linaro.org> | 2013-06-19 16:53:32 +0530 |
commit | 3f3f5003dcda1cd07ee7bd2abf01a57f2e584639 (patch) | |
tree | de4e685f9a7c59d4b501527ff63abb4e4b3c268d | |
parent | d28adaea88da59bef3c887e24b5c6bc881fd93ee (diff) |
ARM: dts: Add device tree bindings for dwc3-exynos
Document device tree binding information as required by the
Samsung' USB 3.0 controller.
Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
-rw-r--r-- | Documentation/devicetree/bindings/usb/exynos-usb.txt | 34 |
1 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 b3abde73601..d967ba16de6 100644 --- a/Documentation/devicetree/bindings/usb/exynos-usb.txt +++ b/Documentation/devicetree/bindings/usb/exynos-usb.txt @@ -48,3 +48,37 @@ Example: clocks = <&clock 285>; clock-names = "usbhost"; }; + +DWC3 +Required properties: + - compatible: should be "samsung,exynos5250-dwusb3" for USB 3.0 DWC3 + controller. + - #address-cells, #size-cells : should be '1' if the device has sub-nodes + with 'reg' property. + - ranges: allows valid 1:1 translation between child's address space and + parent's address space + - clocks: Clock IDs array as required by the controller. + - clock-names: names of clocks correseponding to IDs in the clock property + +Sub-nodes: +The dwc3 core should be added as subnode to Exynos dwc3 glue. +- dwc3 : + The binding details of dwc3 can be found in: + Documentation/devicetree/bindings/usb/dwc3.txt + +Example: + usb@12000000 { + compatible = "samsung,exynos5250-dwusb3"; + clocks = <&clock 286>; + clock-names = "usbdrd30"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + dwc3 { + compatible = "synopsys,dwc3"; + reg = <0x12000000 0x10000>; + interrupts = <0 72 0>; + usb-phy = <&usb2_phy &usb3_phy>; + }; + }; |