xref: /linux/Documentation/devicetree/bindings/phy/brcm,stingray-usb-phy.txt (revision c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2)
1*30417ab2SSrinath MannamBroadcom Stingray USB PHY
2*30417ab2SSrinath Mannam
3*30417ab2SSrinath MannamRequired properties:
4*30417ab2SSrinath Mannam - compatible : should be one of the listed compatibles
5*30417ab2SSrinath Mannam	- "brcm,sr-usb-combo-phy" is combo PHY has two PHYs, one SS and one HS.
6*30417ab2SSrinath Mannam	- "brcm,sr-usb-hs-phy" is a single HS PHY.
7*30417ab2SSrinath Mannam - reg: offset and length of the PHY blocks registers
8*30417ab2SSrinath Mannam - #phy-cells:
9*30417ab2SSrinath Mannam   - Must be 1 for brcm,sr-usb-combo-phy as it expects one argument to indicate
10*30417ab2SSrinath Mannam     the PHY number of two PHYs. 0 for HS PHY and 1 for SS PHY.
11*30417ab2SSrinath Mannam   - Must be 0 for brcm,sr-usb-hs-phy.
12*30417ab2SSrinath Mannam
13*30417ab2SSrinath MannamRefer to phy/phy-bindings.txt for the generic PHY binding properties
14*30417ab2SSrinath Mannam
15*30417ab2SSrinath MannamExample:
16*30417ab2SSrinath Mannam	usbphy0: usb-phy@0 {
17*30417ab2SSrinath Mannam		compatible = "brcm,sr-usb-combo-phy";
18*30417ab2SSrinath Mannam		reg = <0x00000000 0x100>;
19*30417ab2SSrinath Mannam		#phy-cells = <1>;
20*30417ab2SSrinath Mannam	};
21*30417ab2SSrinath Mannam
22*30417ab2SSrinath Mannam	usbphy1: usb-phy@10000 {
23*30417ab2SSrinath Mannam		compatible = "brcm,sr-usb-combo-phy";
24*30417ab2SSrinath Mannam		reg = <0x00010000 0x100>,
25*30417ab2SSrinath Mannam		#phy-cells = <1>;
26*30417ab2SSrinath Mannam	};
27*30417ab2SSrinath Mannam
28*30417ab2SSrinath Mannam	usbphy2: usb-phy@20000 {
29*30417ab2SSrinath Mannam		compatible = "brcm,sr-usb-hs-phy";
30*30417ab2SSrinath Mannam		reg = <0x00020000 0x100>,
31*30417ab2SSrinath Mannam		#phy-cells = <0>;
32*30417ab2SSrinath Mannam	};
33