xref: /freebsd/sys/contrib/device-tree/Bindings/phy/brcm,stingray-usb-phy.txt (revision 19261079b74319502c6ffa1249920079f0f69a72)
1Broadcom Stingray USB PHY
2
3Required properties:
4 - compatible : should be one of the listed compatibles
5	- "brcm,sr-usb-combo-phy" is combo PHY has two PHYs, one SS and one HS.
6	- "brcm,sr-usb-hs-phy" is a single HS PHY.
7 - reg: offset and length of the PHY blocks registers
8 - #phy-cells:
9   - Must be 1 for brcm,sr-usb-combo-phy as it expects one argument to indicate
10     the PHY number of two PHYs. 0 for HS PHY and 1 for SS PHY.
11   - Must be 0 for brcm,sr-usb-hs-phy.
12
13Refer to phy/phy-bindings.txt for the generic PHY binding properties
14
15Example:
16	usbphy0: usb-phy@0 {
17		compatible = "brcm,sr-usb-combo-phy";
18		reg = <0x00000000 0x100>;
19		#phy-cells = <1>;
20	};
21
22	usbphy1: usb-phy@10000 {
23		compatible = "brcm,sr-usb-combo-phy";
24		reg = <0x00010000 0x100>,
25		#phy-cells = <1>;
26	};
27
28	usbphy2: usb-phy@20000 {
29		compatible = "brcm,sr-usb-hs-phy";
30		reg = <0x00020000 0x100>,
31		#phy-cells = <0>;
32	};
33