1 # SPDX-License-Identifier: GPL-2.0-only OR BSD 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/pinctrl/med 4 $id: http://devicetree.org/schemas/pinctrl/mediatek,mt7621-pinctrl.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: MediaTek MT7621 Pin Controller 7 title: MediaTek MT7621 Pin Controller
8 8
9 maintainers: 9 maintainers:
10 - Arınç ÜNAL <arinc.unal@arinc9.com> 10 - Arınç ÜNAL <arinc.unal@arinc9.com>
11 - Sergio Paracuellos <sergio.paracuellos@gmai 11 - Sergio Paracuellos <sergio.paracuellos@gmail.com>
12 12
13 description: | 13 description: |
14 MediaTek MT7621 pin controller for MT7621 So 14 MediaTek MT7621 pin controller for MT7621 SoC.
15 The pin controller can only set the muxing o 15 The pin controller can only set the muxing of pin groups. Muxing individual
16 pins is not supported. There is no pinconf s 16 pins is not supported. There is no pinconf support.
17 17
18 properties: 18 properties:
19 compatible: 19 compatible:
20 const: ralink,mt7621-pinctrl 20 const: ralink,mt7621-pinctrl
21 21
22 patternProperties: 22 patternProperties:
23 '-pins$': 23 '-pins$':
24 type: object 24 type: object
25 additionalProperties: false 25 additionalProperties: false
26 26
27 patternProperties: 27 patternProperties:
28 '^(.*-)?pinmux$': 28 '^(.*-)?pinmux$':
29 type: object 29 type: object
30 description: node for pinctrl. 30 description: node for pinctrl.
31 $ref: pinmux-node.yaml# 31 $ref: pinmux-node.yaml#
32 additionalProperties: false 32 additionalProperties: false
33 33
34 properties: 34 properties:
35 function: 35 function:
36 description: 36 description:
37 A string containing the name of 37 A string containing the name of the function to mux to the group.
38 enum: [gpio, i2c, i2s, jtag, mdio, 38 enum: [gpio, i2c, i2s, jtag, mdio, nand1, nand2, pcie refclk,
39 pcie rst, pcm, rgmii1, rgmi 39 pcie rst, pcm, rgmii1, rgmii2, sdhci, spdif2, spdif3, spi,
40 uart1, uart2, uart3, wdt re 40 uart1, uart2, uart3, wdt refclk, wdt rst]
41 41
42 groups: 42 groups:
43 description: 43 description:
44 An array of strings. Each string 44 An array of strings. Each string contains the name of a group.
45 maxItems: 1 45 maxItems: 1
46 46
47 required: 47 required:
48 - groups 48 - groups
49 - function 49 - function
50 50
51 allOf: 51 allOf:
52 - if: 52 - if:
53 properties: 53 properties:
54 function: 54 function:
55 const: gpio 55 const: gpio
56 then: 56 then:
57 properties: 57 properties:
58 groups: 58 groups:
59 enum: [i2c, jtag, mdio, pcie 59 enum: [i2c, jtag, mdio, pcie, rgmii1, rgmii2, sdhci, spi,
60 uart1, uart2, uart3, 60 uart1, uart2, uart3, wdt]
61 61
62 - if: 62 - if:
63 properties: 63 properties:
64 function: 64 function:
65 const: i2c 65 const: i2c
66 then: 66 then:
67 properties: 67 properties:
68 groups: 68 groups:
69 enum: [i2c] 69 enum: [i2c]
70 70
71 - if: 71 - if:
72 properties: 72 properties:
73 function: 73 function:
74 const: i2s 74 const: i2s
75 then: 75 then:
76 properties: 76 properties:
77 groups: 77 groups:
78 enum: [uart3] 78 enum: [uart3]
79 79
80 - if: 80 - if:
81 properties: 81 properties:
82 function: 82 function:
83 const: jtag 83 const: jtag
84 then: 84 then:
85 properties: 85 properties:
86 groups: 86 groups:
87 enum: [jtag] 87 enum: [jtag]
88 88
89 - if: 89 - if:
90 properties: 90 properties:
91 function: 91 function:
92 const: mdio 92 const: mdio
93 then: 93 then:
94 properties: 94 properties:
95 groups: 95 groups:
96 enum: [mdio] 96 enum: [mdio]
97 97
98 - if: 98 - if:
99 properties: 99 properties:
100 function: 100 function:
101 const: nand1 101 const: nand1
102 then: 102 then:
103 properties: 103 properties:
104 groups: 104 groups:
105 enum: [spi] 105 enum: [spi]
106 106
107 - if: 107 - if:
108 properties: 108 properties:
109 function: 109 function:
110 const: nand2 110 const: nand2
111 then: 111 then:
112 properties: 112 properties:
113 groups: 113 groups:
114 enum: [sdhci] 114 enum: [sdhci]
115 115
116 - if: 116 - if:
117 properties: 117 properties:
118 function: 118 function:
119 const: pcie refclk 119 const: pcie refclk
120 then: 120 then:
121 properties: 121 properties:
122 groups: 122 groups:
123 enum: [pcie] 123 enum: [pcie]
124 124
125 - if: 125 - if:
126 properties: 126 properties:
127 function: 127 function:
128 const: pcie rst 128 const: pcie rst
129 then: 129 then:
130 properties: 130 properties:
131 groups: 131 groups:
132 enum: [pcie] 132 enum: [pcie]
133 133
134 - if: 134 - if:
135 properties: 135 properties:
136 function: 136 function:
137 const: pcm 137 const: pcm
138 then: 138 then:
139 properties: 139 properties:
140 groups: 140 groups:
141 enum: [uart2] 141 enum: [uart2]
142 142
143 - if: 143 - if:
144 properties: 144 properties:
145 function: 145 function:
146 const: rgmii1 146 const: rgmii1
147 then: 147 then:
148 properties: 148 properties:
149 groups: 149 groups:
150 enum: [rgmii1] 150 enum: [rgmii1]
151 151
152 - if: 152 - if:
153 properties: 153 properties:
154 function: 154 function:
155 const: rgmii2 155 const: rgmii2
156 then: 156 then:
157 properties: 157 properties:
158 groups: 158 groups:
159 enum: [rgmii2] 159 enum: [rgmii2]
160 160
161 - if: 161 - if:
162 properties: 162 properties:
163 function: 163 function:
164 const: sdhci 164 const: sdhci
165 then: 165 then:
166 properties: 166 properties:
167 groups: 167 groups:
168 enum: [sdhci] 168 enum: [sdhci]
169 169
170 - if: 170 - if:
171 properties: 171 properties:
172 function: 172 function:
173 const: spdif2 173 const: spdif2
174 then: 174 then:
175 properties: 175 properties:
176 groups: 176 groups:
177 enum: [uart2] 177 enum: [uart2]
178 178
179 - if: 179 - if:
180 properties: 180 properties:
181 function: 181 function:
182 const: spdif3 182 const: spdif3
183 then: 183 then:
184 properties: 184 properties:
185 groups: 185 groups:
186 enum: [uart3] 186 enum: [uart3]
187 187
188 - if: 188 - if:
189 properties: 189 properties:
190 function: 190 function:
191 const: spi 191 const: spi
192 then: 192 then:
193 properties: 193 properties:
194 groups: 194 groups:
195 enum: [spi] 195 enum: [spi]
196 196
197 - if: 197 - if:
198 properties: 198 properties:
199 function: 199 function:
200 const: uart1 200 const: uart1
201 then: 201 then:
202 properties: 202 properties:
203 groups: 203 groups:
204 enum: [uart1] 204 enum: [uart1]
205 205
206 - if: 206 - if:
207 properties: 207 properties:
208 function: 208 function:
209 const: uart2 209 const: uart2
210 then: 210 then:
211 properties: 211 properties:
212 groups: 212 groups:
213 enum: [uart2] 213 enum: [uart2]
214 214
215 - if: 215 - if:
216 properties: 216 properties:
217 function: 217 function:
218 const: uart3 218 const: uart3
219 then: 219 then:
220 properties: 220 properties:
221 groups: 221 groups:
222 enum: [uart3] 222 enum: [uart3]
223 223
224 - if: 224 - if:
225 properties: 225 properties:
226 function: 226 function:
227 const: wdt refclk 227 const: wdt refclk
228 then: 228 then:
229 properties: 229 properties:
230 groups: 230 groups:
231 enum: [wdt] 231 enum: [wdt]
232 232
233 - if: 233 - if:
234 properties: 234 properties:
235 function: 235 function:
236 const: wdt rst 236 const: wdt rst
237 then: 237 then:
238 properties: 238 properties:
239 groups: 239 groups:
240 enum: [wdt] 240 enum: [wdt]
241 241
242 allOf: 242 allOf:
243 - $ref: pinctrl.yaml# 243 - $ref: pinctrl.yaml#
244 244
245 required: 245 required:
246 - compatible 246 - compatible
247 247
248 additionalProperties: false 248 additionalProperties: false
249 249
250 examples: 250 examples:
251 - | 251 - |
252 pinctrl { 252 pinctrl {
253 compatible = "ralink,mt7621-pinctrl"; 253 compatible = "ralink,mt7621-pinctrl";
254 254
255 i2c_pins: i2c0-pins { 255 i2c_pins: i2c0-pins {
256 pinmux { 256 pinmux {
257 groups = "i2c"; 257 groups = "i2c";
258 function = "i2c"; 258 function = "i2c";
259 }; 259 };
260 }; 260 };
261 }; 261 };
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