renesas,rcar-gpio.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/gpio/renesas,rcar-gpio.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Renesas R-Car General-Purpose Input/Output Ports (GPIO)
  8
  9maintainers:
 10  - Geert Uytterhoeven <geert+renesas@glider.be>
 11
 12properties:
 13  compatible:
 14    oneOf:
 15      - items:
 16          - enum:
 17              - renesas,gpio-r8a7778      # R-Car M1
 18              - renesas,gpio-r8a7779      # R-Car H1
 19          - const: renesas,rcar-gen1-gpio # R-Car Gen1
 20
 21      - items:
 22          - enum:
 23              - renesas,gpio-r8a7742      # RZ/G1H
 24              - renesas,gpio-r8a7743      # RZ/G1M
 25              - renesas,gpio-r8a7744      # RZ/G1N
 26              - renesas,gpio-r8a7745      # RZ/G1E
 27              - renesas,gpio-r8a77470     # RZ/G1C
 28              - renesas,gpio-r8a7790      # R-Car H2
 29              - renesas,gpio-r8a7791      # R-Car M2-W
 30              - renesas,gpio-r8a7792      # R-Car V2H
 31              - renesas,gpio-r8a7793      # R-Car M2-N
 32              - renesas,gpio-r8a7794      # R-Car E2
 33          - const: renesas,rcar-gen2-gpio # R-Car Gen2 or RZ/G1
 34
 35      - items:
 36          - enum:
 37              - renesas,gpio-r8a774a1     # RZ/G2M
 38              - renesas,gpio-r8a774b1     # RZ/G2N
 39              - renesas,gpio-r8a774c0     # RZ/G2E
 40              - renesas,gpio-r8a774e1     # RZ/G2H
 41              - renesas,gpio-r8a7795      # R-Car H3
 42              - renesas,gpio-r8a7796      # R-Car M3-W
 43              - renesas,gpio-r8a77961     # R-Car M3-W+
 44              - renesas,gpio-r8a77965     # R-Car M3-N
 45              - renesas,gpio-r8a77970     # R-Car V3M
 46              - renesas,gpio-r8a77980     # R-Car V3H
 47              - renesas,gpio-r8a77990     # R-Car E3
 48              - renesas,gpio-r8a77995     # R-Car D3
 49          - const: renesas,rcar-gen3-gpio # R-Car Gen3 or RZ/G2
 50
 51      - items:
 52          - enum:
 53              - renesas,gpio-r8a779a0     # R-Car V3U
 54              - renesas,gpio-r8a779f0     # R-Car S4-8
 55              - renesas,gpio-r8a779g0     # R-Car V4H
 56              - renesas,gpio-r8a779h0     # R-Car V4M
 57          - const: renesas,rcar-gen4-gpio # R-Car Gen4
 58
 59  reg:
 60    maxItems: 1
 61
 62  interrupts:
 63    maxItems: 1
 64
 65  clocks:
 66    maxItems: 1
 67
 68  power-domains:
 69    maxItems: 1
 70
 71  resets:
 72    maxItems: 1
 73
 74  gpio-controller: true
 75
 76  '#gpio-cells':
 77    const: 2
 78
 79  interrupt-controller: true
 80
 81  '#interrupt-cells':
 82    const: 2
 83
 84  gpio-ranges:
 85    maxItems: 1
 86
 87  gpio-reserved-ranges:
 88    minItems: 1
 89    maxItems: 8
 90
 91patternProperties:
 92  "^.*$":
 93    if:
 94      type: object
 95    then:
 96      properties:
 97        gpio-hog: true
 98        gpios: true
 99        input: true
100        output-high: true
101        output-low: true
102        line-name: true
103
104      required:
105        - gpio-hog
106        - gpios
107
108      additionalProperties: false
109
110required:
111  - compatible
112  - reg
113  - interrupts
114  - gpio-controller
115  - '#gpio-cells'
116  - gpio-ranges
117  - interrupt-controller
118  - '#interrupt-cells'
119
120if:
121  not:
122    properties:
123      compatible:
124        contains:
125          enum:
126            - renesas,rcar-gen1-gpio
127then:
128  required:
129    - clocks
130    - power-domains
131    - resets
132
133additionalProperties: false
134
135examples:
136  - |
137    #include <dt-bindings/clock/r8a77470-cpg-mssr.h>
138    #include <dt-bindings/interrupt-controller/arm-gic.h>
139    #include <dt-bindings/power/r8a77470-sysc.h>
140    gpio3: gpio@e6053000 {
141        compatible = "renesas,gpio-r8a77470", "renesas,rcar-gen2-gpio";
142        reg = <0xe6053000 0x50>;
143        interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
144        clocks = <&cpg CPG_MOD 909>;
145        power-domains = <&sysc R8A77470_PD_ALWAYS_ON>;
146        resets = <&cpg 909>;
147        gpio-controller;
148        #gpio-cells = <2>;
149        gpio-ranges = <&pfc 0 96 30>;
150        gpio-reserved-ranges = <17 10>;
151        interrupt-controller;
152        #interrupt-cells = <2>;
153     };