aspeed,ast2500-pinctrl.yaml

  1# SPDX-License-Identifier: GPL-2.0-or-later
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/pinctrl/aspeed,ast2500-pinctrl.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: ASPEED AST2500 Pin Controller
  8
  9maintainers:
 10  - Andrew Jeffery <andrew@aj.id.au>
 11
 12description: |+
 13  The pin controller node should be the child of a syscon node with the
 14  required property:
 15
 16  - compatible: 	Should be one of the following:
 17  			"aspeed,ast2500-scu", "syscon", "simple-mfd"
 18  			"aspeed,g5-scu", "syscon", "simple-mfd"
 19
 20  Refer to the bindings described in
 21  Documentation/devicetree/bindings/mfd/syscon.yaml
 22
 23properties:
 24  compatible:
 25    const: aspeed,ast2500-pinctrl
 26  reg:
 27    maxItems: 2
 28
 29  aspeed,external-nodes:
 30    minItems: 2
 31    maxItems: 2
 32    items:
 33      maxItems: 1
 34    $ref: /schemas/types.yaml#/definitions/phandle-array
 35    description: |
 36      A cell of phandles to external controller nodes:
 37      0: compatible with "aspeed,ast2500-gfx", "syscon"
 38      1: compatible with "aspeed,ast2500-lpc", "syscon"
 39
 40additionalProperties:
 41  $ref: pinmux-node.yaml#
 42  additionalProperties: false
 43
 44  properties:
 45    pins: true
 46    bias-disable: true
 47
 48  patternProperties:
 49    "^function|groups$":
 50      enum:
 51        - ACPI
 52        - ADC0
 53        - ADC1
 54        - ADC10
 55        - ADC11
 56        - ADC12
 57        - ADC13
 58        - ADC14
 59        - ADC15
 60        - ADC2
 61        - ADC3
 62        - ADC4
 63        - ADC5
 64        - ADC6
 65        - ADC7
 66        - ADC8
 67        - ADC9
 68        - BMCINT
 69        - DDCCLK
 70        - DDCDAT
 71        - ESPI
 72        - FWSPICS1
 73        - FWSPICS2
 74        - GPID0
 75        - GPID2
 76        - GPID4
 77        - GPID6
 78        - GPIE0
 79        - GPIE2
 80        - GPIE4
 81        - GPIE6
 82        - I2C10
 83        - I2C11
 84        - I2C12
 85        - I2C13
 86        - I2C14
 87        - I2C3
 88        - I2C4
 89        - I2C5
 90        - I2C6
 91        - I2C7
 92        - I2C8
 93        - I2C9
 94        - LAD0
 95        - LAD1
 96        - LAD2
 97        - LAD3
 98        - LCLK
 99        - LFRAME
100        - LPCHC
101        - LPCPD
102        - LPCPLUS
103        - LPCPME
104        - LPCRST
105        - LPCSMI
106        - LSIRQ
107        - MAC1LINK
108        - MAC2LINK
109        - MDIO1
110        - MDIO2
111        - NCTS1
112        - NCTS2
113        - NCTS3
114        - NCTS4
115        - NDCD1
116        - NDCD2
117        - NDCD3
118        - NDCD4
119        - NDSR1
120        - NDSR2
121        - NDSR3
122        - NDSR4
123        - NDTR1
124        - NDTR2
125        - NDTR3
126        - NDTR4
127        - NRI1
128        - NRI2
129        - NRI3
130        - NRI4
131        - NRTS1
132        - NRTS2
133        - NRTS3
134        - NRTS4
135        - OSCCLK
136        - PEWAKE
137        - PNOR
138        - PWM0
139        - PWM1
140        - PWM2
141        - PWM3
142        - PWM4
143        - PWM5
144        - PWM6
145        - PWM7
146        - RGMII1
147        - RGMII2
148        - RMII1
149        - RMII2
150        - RXD1
151        - RXD2
152        - RXD3
153        - RXD4
154        - SALT1
155        - SALT10
156        - SALT11
157        - SALT12
158        - SALT13
159        - SALT14
160        - SALT2
161        - SALT3
162        - SALT4
163        - SALT5
164        - SALT6
165        - SALT7
166        - SALT8
167        - SALT9
168        - SCL1
169        - SCL2
170        - SD1
171        - SD2
172        - SDA1
173        - SDA2
174        - SGPM
175        - SGPS1
176        - SGPS2
177        - SIOONCTRL
178        - SIOPBI
179        - SIOPBO
180        - SIOPWREQ
181        - SIOPWRGD
182        - SIOS3
183        - SIOS5
184        - SIOSCI
185        - SPI1
186        - SPI1CS1
187        - SPI1DEBUG
188        - SPI1PASSTHRU
189        - SPI2CK
190        - SPI2CS0
191        - SPI2CS1
192        - SPI2MISO
193        - SPI2MOSI
194        - TIMER3
195        - TIMER4
196        - TIMER5
197        - TIMER6
198        - TIMER7
199        - TIMER8
200        - TXD1
201        - TXD2
202        - TXD3
203        - TXD4
204        - UART6
205        - USB11BHID
206        - USB2AD
207        - USB2AH
208        - USB2BD
209        - USB2BH
210        - USBCKI
211        - VGABIOSROM
212        - VGAHS
213        - VGAVS
214        - VPI24
215        - VPO
216        - WDTRST1
217        - WDTRST2
218
219allOf:
220  - $ref: pinctrl.yaml#
221
222required:
223  - compatible
224  - aspeed,external-nodes
225
226examples:
227  - |
228    #include <dt-bindings/clock/aspeed-clock.h>
229    scu@1e6e2000 {
230        compatible = "aspeed,ast2500-scu", "syscon", "simple-mfd";
231        reg = <0x1e6e2000 0x1a8>;
232        #clock-cells = <1>;
233        #reset-cells = <1>;
234
235        #address-cells = <1>;
236        #size-cells = <1>;
237        ranges = <0x0 0x1e6e2000 0x1000>;
238
239        pinctrl: pinctrl {
240            compatible = "aspeed,ast2500-pinctrl";
241            aspeed,external-nodes = <&gfx>, <&lhc>;
242
243            pinctrl_i2c3_default: i2c3_default {
244                function = "I2C3";
245                groups = "I2C3";
246            };
247
248            pinctrl_gpioh0_unbiased_default: gpioh0 {
249                pins = "A18";
250                bias-disable;
251            };
252        };
253    };