From: Al Cooper <alcooperx@xxxxxxxxx> Add DT bindings document for Broadcom STB USB PHYs Signed-off-by: Al Cooper <alcooperx@xxxxxxxxx> --- .../bindings/phy/brcm,brcmstb-usb-phy.txt | 42 ++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/brcm,brcmstb-usb-phy.txt diff --git a/Documentation/devicetree/bindings/phy/brcm,brcmstb-usb-phy.txt b/Documentation/devicetree/bindings/phy/brcm,brcmstb-usb-phy.txt new file mode 100644 index 0000000..bde0f5f --- /dev/null +++ b/Documentation/devicetree/bindings/phy/brcm,brcmstb-usb-phy.txt @@ -0,0 +1,42 @@ +Broadcom STB USB PHY + +Required properties: + - compatible: brcm,brcmstb-usb-phy + - reg: two offset and length pairs. + The first pair specifies a manditory set of memory mapped + registers used for general control of the PHY. + The second pair specifies optional registers used by some of + the SoCs that support USB 3.x + - #phy-cells: Shall be 1 as it expects one argument for setting + the type of the PHY. Possible values are: + - PHY_TYPE_USB2 for USB1.1/2.0 PHY + - PHY_TYPE_USB3 for USB3.x PHY + +Optional Properties: +- clocks : clock phandles. +- clock-names: String, clock name. +- brcm,ipp: Boolean, Invert Port Power. + Possible values are: 0 (Don't invert), 1 (Invert) +- brcm,ioc: Boolean, Invert Over Current detection. + Possible values are: 0 (Don't invert), 1 (Invert) +- brcm,has-xhci: Boolean indicating an optional 3.x only XHCI controller. +- brcm,has-xhci-only: Boolean indicating an XHCI controller that supports + 1.1, 2.0 and 3.0 devices +- dr_mode: String, PHY Device mode. + Possible values are: "host", "peripheral ", "drd" or "typec-pd" + If this property is not defined, the phy will default to "host" mode. + +Example: + +usbphy_0: usb-phy@f0470200 { + reg = <0xf0470200 0xb8>, + <0xf0471940 0x6c0>; + compatible = "brcm,brcmstb-usb-phy"; + #phy-cells = <1>; + dr_mode = "host" + brcm,ioc = <1>; + brcm,ipp = <1>; + brcm,has-xhci; + clocks = <&usb20>, <&usb30>; + clock-names = "sw_usb", "sw_usb3"; +}; -- 1.9.0.138.g2de3478 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html