41 lines · plain
1Lantiq XWAY SoC RCU USB 1.1/2.0 PHY binding2===========================================3 4This binding describes the USB PHY hardware provided by the RCU module on the5Lantiq XWAY SoCs.6 7This node has to be a sub node of the Lantiq RCU block.8 9-------------------------------------------------------------------------------10Required properties (controller (parent) node):11- compatible : Should be one of12 "lantiq,ase-usb2-phy"13 "lantiq,danube-usb2-phy"14 "lantiq,xrx100-usb2-phy"15 "lantiq,xrx200-usb2-phy"16 "lantiq,xrx300-usb2-phy"17- reg : Defines the following sets of registers in the parent18 syscon device19 - Offset of the USB PHY configuration register20 - Offset of the USB Analog configuration21 register (only for xrx200 and xrx200)22- clocks : References to the (PMU) "phy" clk gate.23- clock-names : Must be "phy"24- resets : References to the RCU USB configuration reset bits.25- reset-names : Must be one of the following:26 "phy" (optional)27 "ctrl" (shared)28 29-------------------------------------------------------------------------------30Example for the USB PHYs on an xRX200 SoC:31 usb_phy0: usb2-phy@18 {32 compatible = "lantiq,xrx200-usb2-phy";33 reg = <0x18 4>, <0x38 4>;34 35 clocks = <&pmu PMU_GATE_USB0_PHY>;36 clock-names = "phy";37 resets = <&reset1 4 4>, <&reset0 4 4>;38 reset-names = "phy", "ctrl";39 #phy-cells = <0>;40 };41