qcom,usb-8x16-phy.txt (1986B)
1Qualcomm's APQ8016/MSM8916 USB transceiver controller 2 3- compatible: 4 Usage: required 5 Value type: <string> 6 Definition: Should contain "qcom,usb-8x16-phy". 7 8- reg: 9 Usage: required 10 Value type: <prop-encoded-array> 11 Definition: USB PHY base address and length of the register map 12 13- clocks: 14 Usage: required 15 Value type: <prop-encoded-array> 16 Definition: See clock-bindings.txt section "consumers". List of 17 two clock specifiers for interface and core controller 18 clocks. 19 20- clock-names: 21 Usage: required 22 Value type: <string> 23 Definition: Must contain "iface" and "core" strings. 24 25- vddcx-supply: 26 Usage: required 27 Value type: <phandle> 28 Definition: phandle to the regulator VDCCX supply node. 29 30- v1p8-supply: 31 Usage: required 32 Value type: <phandle> 33 Definition: phandle to the regulator 1.8V supply node. 34 35- v3p3-supply: 36 Usage: required 37 Value type: <phandle> 38 Definition: phandle to the regulator 3.3V supply node. 39 40- resets: 41 Usage: required 42 Value type: <prop-encoded-array> 43 Definition: See reset.txt section "consumers". PHY reset specifier. 44 45- reset-names: 46 Usage: required 47 Value type: <string> 48 Definition: Must contain "phy" string. 49 50- switch-gpio: 51 Usage: optional 52 Value type: <prop-encoded-array> 53 Definition: Some boards are using Dual SPDT USB Switch, witch is 54 controlled by GPIO to de/multiplex D+/D- USB lines 55 between connectors. 56 57Example: 58 usb_phy: phy@78d9000 { 59 compatible = "qcom,usb-8x16-phy"; 60 reg = <0x78d9000 0x400>; 61 62 vddcx-supply = <&pm8916_s1_corner>; 63 v1p8-supply = <&pm8916_l7>; 64 v3p3-supply = <&pm8916_l13>; 65 66 clocks = <&gcc GCC_USB_HS_AHB_CLK>, 67 <&gcc GCC_USB_HS_SYSTEM_CLK>; 68 clock-names = "iface", "core"; 69 70 resets = <&gcc GCC_USB2A_PHY_BCR>; 71 reset-names = "phy"; 72 73 // D+/D- lines: 1 - Routed to HUB, 0 - Device connector 74 switch-gpio = <&pm8916_gpios 4 GPIO_ACTIVE_HIGH>; 75 }; 76