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| -rw-r--r-- | Documentation/devicetree/bindings/phy/phy-da8xx-usb.txt | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/phy/phy-da8xx-usb.txt b/Documentation/devicetree/bindings/phy/phy-da8xx-usb.txt new file mode 100644 index 0000000000..c26478be39 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/phy-da8xx-usb.txt @@ -0,0 +1,40 @@ +TI DA8xx/OMAP-L1xx/AM18xx USB PHY + +Required properties: + - compatible: must be "ti,da830-usb-phy". + - #phy-cells: must be 1. + +This device controls the PHY for both the USB 1.1 OHCI and USB 2.0 OTG +controllers on DA8xx SoCs. Consumers of this device should use index 0 for +the USB 2.0 phy device and index 1 for the USB 1.1 phy device. + +It also requires a "syscon" node with compatible = "ti,da830-cfgchip", "syscon" +to access the CFGCHIP2 register. + +Example: + + cfgchip: cfgchip@1417c { + compatible = "ti,da830-cfgchip", "syscon"; + reg = <0x1417c 0x14>; + }; + + usb_phy: usb-phy { + compatible = "ti,da830-usb-phy"; + #phy-cells = <1>; + }; + + usb20: usb@200000 { + compatible = "ti,da830-musb"; + reg = <0x200000 0x1000>; + interrupts = <58>; + phys = <&usb_phy 0>; + phy-names = "usb-phy"; + }; + + usb11: usb@225000 { + compatible = "ti,da830-ohci"; + reg = <0x225000 0x1000>; + interrupts = <59>; + phys = <&usb_phy 1>; + phy-names = "usb-phy"; + }; |