socionext,uniphier-usb3hs-phy.yaml (4053B)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/phy/socionext,uniphier-usb3hs-phy.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Socionext UniPhier USB3 High-Speed (HS) PHY 8 9description: | 10 This describes the devicetree bindings for PHY interfaces built into 11 USB3 controller implemented on Socionext UniPhier SoCs. 12 Although the controller includes High-Speed PHY and Super-Speed PHY, 13 this describes about High-Speed PHY. 14 15maintainers: 16 - Kunihiko Hayashi <hayashi.kunihiko@socionext.com> 17 18properties: 19 compatible: 20 enum: 21 - socionext,uniphier-pro5-usb3-hsphy 22 - socionext,uniphier-pxs2-usb3-hsphy 23 - socionext,uniphier-ld20-usb3-hsphy 24 - socionext,uniphier-pxs3-usb3-hsphy 25 - socionext,uniphier-nx1-usb3-hsphy 26 27 reg: 28 maxItems: 1 29 30 "#phy-cells": 31 const: 0 32 33 clocks: 34 minItems: 2 35 maxItems: 3 36 37 clock-names: true 38 39 resets: 40 maxItems: 2 41 42 reset-names: true 43 44 vbus-supply: 45 description: A phandle to the regulator for USB VBUS 46 47 nvmem-cells: 48 maxItems: 3 49 description: 50 Phandles to nvmem cell that contains the trimming data. 51 Available only for HS-PHY implemented on LD20 and PXs3, and 52 if unspecified, default value is used. 53 54 nvmem-cell-names: 55 items: 56 - const: rterm 57 - const: sel_t 58 - const: hs_i 59 description: 60 Should be the following names, which correspond to each nvmem-cells. 61 All of the 3 parameters associated with the above names are 62 required for each port, if any one is omitted, the trimming data 63 of the port will not be set at all. 64 65allOf: 66 - if: 67 properties: 68 compatible: 69 contains: 70 const: socionext,uniphier-pro5-usb3-hsphy 71 then: 72 properties: 73 clocks: 74 minItems: 2 75 maxItems: 2 76 clock-names: 77 items: 78 - const: gio 79 - const: link 80 resets: 81 minItems: 2 82 maxItems: 2 83 reset-names: 84 items: 85 - const: gio 86 - const: link 87 - if: 88 properties: 89 compatible: 90 contains: 91 enum: 92 - socionext,uniphier-pxs2-usb3-hsphy 93 - socionext,uniphier-ld20-usb3-hsphy 94 then: 95 properties: 96 clocks: 97 minItems: 2 98 maxItems: 2 99 clock-names: 100 items: 101 - const: link 102 - const: phy 103 resets: 104 minItems: 2 105 maxItems: 2 106 reset-names: 107 items: 108 - const: link 109 - const: phy 110 - if: 111 properties: 112 compatible: 113 contains: 114 enum: 115 - socionext,uniphier-pxs3-usb3-hsphy 116 - socionext,uniphier-nx1-usb3-hsphy 117 then: 118 properties: 119 clocks: 120 minItems: 2 121 maxItems: 3 122 clock-names: 123 minItems: 2 124 items: 125 - const: link 126 - const: phy 127 - const: phy-ext 128 resets: 129 minItems: 2 130 maxItems: 2 131 reset-names: 132 items: 133 - const: link 134 - const: phy 135 136required: 137 - compatible 138 - reg 139 - "#phy-cells" 140 - clocks 141 - clock-names 142 - resets 143 - reset-names 144 145additionalProperties: false 146 147examples: 148 - | 149 usb-glue@65b00000 { 150 compatible = "socionext,uniphier-ld20-dwc3-glue", "simple-mfd"; 151 #address-cells = <1>; 152 #size-cells = <1>; 153 ranges = <0 0x65b00000 0x400>; 154 155 usb_hsphy0: hs-phy@200 { 156 compatible = "socionext,uniphier-ld20-usb3-hsphy"; 157 reg = <0x200 0x10>; 158 #phy-cells = <0>; 159 clock-names = "link", "phy"; 160 clocks = <&sys_clk 14>, <&sys_clk 16>; 161 reset-names = "link", "phy"; 162 resets = <&sys_rst 14>, <&sys_rst 16>; 163 vbus-supply = <&usb_vbus0>; 164 nvmem-cell-names = "rterm", "sel_t", "hs_i"; 165 nvmem-cells = <&usb_rterm0>, <&usb_sel_t0>, <&usb_hs_i0>; 166 }; 167 };