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author | Srinath Mannam <srinath.mannam@broadcom.com> | 2019-03-19 14:45:42 +0530 |
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committer | Kishon Vijay Abraham I <kishon@ti.com> | 2019-04-17 14:12:48 +0530 |
commit | 30417ab2a3d78781d45cace7fa0317ad9a044f11 (patch) | |
tree | 829de1ba63278708ef2e5776bbc6a0faaa9b4f38 /Documentation/devicetree | |
parent | bbf711682cd570697086e88388a2c718da918894 (diff) | |
download | linux-30417ab2a3d78781d45cace7fa0317ad9a044f11.tar.bz2 |
dt-bindings: phy: Add Stingray USB PHY binding document
Add DT binding document for Stingray USB PHY.
Signed-off-by: Srinath Mannam <srinath.mannam@broadcom.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/phy/brcm,stingray-usb-phy.txt | 32 |
1 files changed, 32 insertions, 0 deletions
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>; + }; |