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1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause2%YAML 1.23---4$id: http://devicetree.org/schemas/pinctrl/mediatek,mt7621-pinctrl.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: MediaTek MT7621 Pin Controller8 9maintainers:10 - Arınç ÜNAL <arinc.unal@arinc9.com>11 - Sergio Paracuellos <sergio.paracuellos@gmail.com>12 13description: |14 MediaTek MT7621 pin controller for MT7621 SoC.15 The pin controller can only set the muxing of pin groups. Muxing individual16 pins is not supported. There is no pinconf support.17 18properties:19 compatible:20 const: ralink,mt7621-pinctrl21 22patternProperties:23 '-pins$':24 type: object25 additionalProperties: false26 27 patternProperties:28 '^(.*-)?pinmux$':29 type: object30 description: node for pinctrl.31 $ref: pinmux-node.yaml#32 additionalProperties: false33 34 properties:35 function:36 description:37 A string containing the name of the function to mux to the group.38 enum: [gpio, i2c, i2s, jtag, mdio, nand1, nand2, pcie refclk,39 pcie rst, pcm, rgmii1, rgmii2, sdhci, spdif2, spdif3, spi,40 uart1, uart2, uart3, wdt refclk, wdt rst]41 42 groups:43 description:44 An array of strings. Each string contains the name of a group.45 maxItems: 146 47 required:48 - groups49 - function50 51 allOf:52 - if:53 properties:54 function:55 const: gpio56 then:57 properties:58 groups:59 enum: [i2c, jtag, mdio, pcie, rgmii1, rgmii2, sdhci, spi,60 uart1, uart2, uart3, wdt]61 62 - if:63 properties:64 function:65 const: i2c66 then:67 properties:68 groups:69 enum: [i2c]70 71 - if:72 properties:73 function:74 const: i2s75 then:76 properties:77 groups:78 enum: [uart3]79 80 - if:81 properties:82 function:83 const: jtag84 then:85 properties:86 groups:87 enum: [jtag]88 89 - if:90 properties:91 function:92 const: mdio93 then:94 properties:95 groups:96 enum: [mdio]97 98 - if:99 properties:100 function:101 const: nand1102 then:103 properties:104 groups:105 enum: [spi]106 107 - if:108 properties:109 function:110 const: nand2111 then:112 properties:113 groups:114 enum: [sdhci]115 116 - if:117 properties:118 function:119 const: pcie refclk120 then:121 properties:122 groups:123 enum: [pcie]124 125 - if:126 properties:127 function:128 const: pcie rst129 then:130 properties:131 groups:132 enum: [pcie]133 134 - if:135 properties:136 function:137 const: pcm138 then:139 properties:140 groups:141 enum: [uart2]142 143 - if:144 properties:145 function:146 const: rgmii1147 then:148 properties:149 groups:150 enum: [rgmii1]151 152 - if:153 properties:154 function:155 const: rgmii2156 then:157 properties:158 groups:159 enum: [rgmii2]160 161 - if:162 properties:163 function:164 const: sdhci165 then:166 properties:167 groups:168 enum: [sdhci]169 170 - if:171 properties:172 function:173 const: spdif2174 then:175 properties:176 groups:177 enum: [uart2]178 179 - if:180 properties:181 function:182 const: spdif3183 then:184 properties:185 groups:186 enum: [uart3]187 188 - if:189 properties:190 function:191 const: spi192 then:193 properties:194 groups:195 enum: [spi]196 197 - if:198 properties:199 function:200 const: uart1201 then:202 properties:203 groups:204 enum: [uart1]205 206 - if:207 properties:208 function:209 const: uart2210 then:211 properties:212 groups:213 enum: [uart2]214 215 - if:216 properties:217 function:218 const: uart3219 then:220 properties:221 groups:222 enum: [uart3]223 224 - if:225 properties:226 function:227 const: wdt refclk228 then:229 properties:230 groups:231 enum: [wdt]232 233 - if:234 properties:235 function:236 const: wdt rst237 then:238 properties:239 groups:240 enum: [wdt]241 242allOf:243 - $ref: pinctrl.yaml#244 245required:246 - compatible247 248additionalProperties: false249 250examples:251 - |252 pinctrl {253 compatible = "ralink,mt7621-pinctrl";254 255 i2c_pins: i2c0-pins {256 pinmux {257 groups = "i2c";258 function = "i2c";259 };260 };261 };262