207 lines · yaml
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause2%YAML 1.23---4$id: http://devicetree.org/schemas/pinctrl/ralink,rt305x-pinctrl.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Ralink RT305X Pin Controller8 9maintainers:10 - Arınç ÜNAL <arinc.unal@arinc9.com>11 - Sergio Paracuellos <sergio.paracuellos@gmail.com>12 13description: |14 Ralink RT305X pin controller for RT3050, RT3052, and RT3350 SoCs.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,rt305x-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, gpio i2s, gpio uartf, i2c, i2s uartf, jtag, mdio,39 pcm gpio, pcm i2s, pcm uartf, rgmii, sdram, spi, uartf,40 uartlite]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, rgmii, sdram, spi, uartf, uartlite]60 61 - if:62 properties:63 function:64 const: gpio i2s65 then:66 properties:67 groups:68 enum: [uartf]69 70 - if:71 properties:72 function:73 const: gpio uartf74 then:75 properties:76 groups:77 enum: [uartf]78 79 - if:80 properties:81 function:82 const: i2c83 then:84 properties:85 groups:86 enum: [i2c]87 88 - if:89 properties:90 function:91 const: i2s uartf92 then:93 properties:94 groups:95 enum: [uartf]96 97 - if:98 properties:99 function:100 const: jtag101 then:102 properties:103 groups:104 enum: [jtag]105 106 - if:107 properties:108 function:109 const: mdio110 then:111 properties:112 groups:113 enum: [mdio]114 115 - if:116 properties:117 function:118 const: pcm gpio119 then:120 properties:121 groups:122 enum: [uartf]123 124 - if:125 properties:126 function:127 const: pcm i2s128 then:129 properties:130 groups:131 enum: [uartf]132 133 - if:134 properties:135 function:136 const: pcm uartf137 then:138 properties:139 groups:140 enum: [uartf]141 142 - if:143 properties:144 function:145 const: rgmii146 then:147 properties:148 groups:149 enum: [rgmii]150 151 - if:152 properties:153 function:154 const: sdram155 then:156 properties:157 groups:158 enum: [sdram]159 160 - if:161 properties:162 function:163 const: spi164 then:165 properties:166 groups:167 enum: [spi]168 169 - if:170 properties:171 function:172 const: uartf173 then:174 properties:175 groups:176 enum: [uartf]177 178 - if:179 properties:180 function:181 const: uartlite182 then:183 properties:184 groups:185 enum: [uartlite]186 187allOf:188 - $ref: pinctrl.yaml#189 190required:191 - compatible192 193additionalProperties: false194 195examples:196 - |197 pinctrl {198 compatible = "ralink,rt305x-pinctrl";199 200 i2c_pins: i2c0-pins {201 pinmux {202 groups = "i2c";203 function = "i2c";204 };205 };206 };207