From 30417ab2a3d78781d45cace7fa0317ad9a044f11 Mon Sep 17 00:00:00 2001 From: Srinath Mannam Date: Tue, 19 Mar 2019 14:45:42 +0530 Subject: dt-bindings: phy: Add Stingray USB PHY binding document Add DT binding document for Stingray USB PHY. Signed-off-by: Srinath Mannam Reviewed-by: Rob Herring Signed-off-by: Kishon Vijay Abraham I --- .../bindings/phy/brcm,stingray-usb-phy.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/brcm,stingray-usb-phy.txt (limited to 'Documentation/devicetree/bindings/phy') diff --git a/Documentation/devicetree/bindings/phy/brcm,stingray-usb-phy.txt b/Documentation/devicetree/bindings/phy/brcm,stingray-usb-phy.txt new file mode 100644 index 000000000000..4ba298966af9 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/brcm,stingray-usb-phy.txt @@ -0,0 +1,32 @@ +Broadcom Stingray USB PHY + +Required properties: + - compatible : should be one of the listed compatibles + - "brcm,sr-usb-combo-phy" is combo PHY has two PHYs, one SS and one HS. + - "brcm,sr-usb-hs-phy" is a single HS PHY. + - reg: offset and length of the PHY blocks registers + - #phy-cells: + - Must be 1 for brcm,sr-usb-combo-phy as it expects one argument to indicate + the PHY number of two PHYs. 0 for HS PHY and 1 for SS PHY. + - Must be 0 for brcm,sr-usb-hs-phy. + +Refer to phy/phy-bindings.txt for the generic PHY binding properties + +Example: + usbphy0: usb-phy@0 { + compatible = "brcm,sr-usb-combo-phy"; + reg = <0x00000000 0x100>; + #phy-cells = <1>; + }; + + usbphy1: usb-phy@10000 { + compatible = "brcm,sr-usb-combo-phy"; + reg = <0x00010000 0x100>, + #phy-cells = <1>; + }; + + usbphy2: usb-phy@20000 { + compatible = "brcm,sr-usb-hs-phy"; + reg = <0x00020000 0x100>, + #phy-cells = <0>; + }; -- cgit v1.2.3