From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yunzhi Li Subject: [PATCH v4 2/5] Documentation: bindings: add doc for the Rockchip usb PHY Date: Tue, 9 Dec 2014 10:48:13 +0800 Message-ID: <1418093293-30557-1-git-send-email-lyz@rock-chips.com> Return-path: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, pawel.moll-5wv7dgnIgG8@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org, galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org, lyz-TNX95d0MmH7DzftRWevZcw@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org Document the bindings of the Rockchip usb PHY driver. Signed-off-by: Yunzhi Li --- Changes in v4: - Updata description for phy device tree subnode. Changes in v3: None .../devicetree/bindings/phy/rockchip-usb-phy.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/rockchip-usb-phy.txt diff --git a/Documentation/devicetree/bindings/phy/rockchip-usb-phy.txt b/Documentation/devicetree/bindings/phy/rockchip-usb-phy.txt new file mode 100644 index 0000000..0b725e4 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/rockchip-usb-phy.txt @@ -0,0 +1,32 @@ +ROCKCHIP USB2 PHY + +Required properties: + - compatible: rockchip,rk3288-usb-phy + - rockchip,grf : phandle to the syscon managing the "general + register files" + - #phy-cells: should be 1 + - #address-cells: should be 1 + - #size-cells: should be 0 + +Sub-nodes: +Each PHY should be represented as a sub-node. + +Sub-nodes +required properties: +- reg: the PHY number + "0" - PHY connect to OTG controller + "1" - PHY connect to HOST0 controller + "2" - PHY connect to HOST1 controller + +Optional Properties: +- clocks : phandle + clock specifier for the phy clocks + +Example: + +usbphy: phy { + #phy-cells = <1>; + #address-cells = <1>; + #size-cells = <0>; + compatible = "rockchip,rk3288-usb-phy"; + rockchip,grf = <&grf>; +}; -- 2.0.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html