mrvl-gpio.yaml

  1# SPDX-License-Identifier: GPL-2.0-only
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/gpio/mrvl-gpio.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Marvell PXA GPIO controller
  8
  9maintainers:
 10  - Linus Walleij <linusw@kernel.org>
 11  - Bartosz Golaszewski <bgolaszewski@baylibre.com>
 12  - Rob Herring <robh@kernel.org>
 13
 14allOf:
 15  - if:
 16      properties:
 17        compatible:
 18          contains:
 19            enum:
 20              - intel,pxa25x-gpio
 21              - intel,pxa26x-gpio
 22              - intel,pxa27x-gpio
 23              - intel,pxa3xx-gpio
 24    then:
 25      properties:
 26        interrupts:
 27          minItems: 3
 28          maxItems: 3
 29        interrupt-names:
 30          items:
 31            - const: gpio0
 32            - const: gpio1
 33            - const: gpio_mux
 34  - if:
 35      properties:
 36        compatible:
 37          contains:
 38            enum:
 39              - marvell,mmp-gpio
 40              - marvell,mmp2-gpio
 41    then:
 42      properties:
 43        interrupts:
 44          maxItems: 1
 45        interrupt-names:
 46          items:
 47            - const: gpio_mux
 48
 49properties:
 50  $nodename:
 51    pattern: '^gpio@[0-9a-f]+$'
 52
 53  compatible:
 54    enum:
 55      - intel,pxa25x-gpio
 56      - intel,pxa26x-gpio
 57      - intel,pxa27x-gpio
 58      - intel,pxa3xx-gpio
 59      - marvell,mmp-gpio
 60      - marvell,mmp2-gpio
 61      - marvell,pxa93x-gpio
 62
 63  reg:
 64    maxItems: 1
 65
 66  clocks:
 67    maxItems: 1
 68
 69  resets:
 70    maxItems: 1
 71
 72  ranges: true
 73
 74  '#address-cells':
 75    const: 1
 76
 77  '#size-cells':
 78    const: 1
 79
 80  gpio-controller: true
 81
 82  '#gpio-cells':
 83    const: 2
 84
 85  gpio-ranges: true
 86
 87  interrupts: true
 88
 89  interrupt-names: true
 90
 91  interrupt-controller: true
 92
 93  '#interrupt-cells':
 94    const: 2
 95
 96patternProperties:
 97  '^gpio@[0-9a-f]*$':
 98    type: object
 99    properties:
100      reg:
101        maxItems: 1
102
103    required:
104      - reg
105
106    additionalProperties: false
107
108required:
109  - compatible
110  - '#address-cells'
111  - '#size-cells'
112  - reg
113  - gpio-controller
114  - '#gpio-cells'
115  - interrupts
116  - interrupt-names
117  - interrupt-controller
118  - '#interrupt-cells'
119
120additionalProperties: false
121
122examples:
123  - |
124    #include <dt-bindings/clock/pxa-clock.h>
125    gpio@40e00000 {
126        compatible = "intel,pxa3xx-gpio";
127        #address-cells = <1>;
128        #size-cells = <1>;
129        reg = <0x40e00000 0x10000>;
130        gpio-controller;
131        #gpio-cells = <2>;
132        interrupts = <8>, <9>, <10>;
133        interrupt-names = "gpio0", "gpio1", "gpio_mux";
134        clocks = <&clks CLK_GPIO>;
135        interrupt-controller;
136        #interrupt-cells = <2>;
137    };
138  - |
139    #include <dt-bindings/clock/marvell,pxa910.h>
140    gpio@d4019000 {
141        compatible = "marvell,mmp-gpio";
142        #address-cells = <1>;
143        #size-cells = <1>;
144        reg = <0xd4019000 0x1000>;
145        gpio-controller;
146        #gpio-cells = <2>;
147        interrupts = <49>;
148        interrupt-names = "gpio_mux";
149        clocks = <&soc_clocks PXA910_CLK_GPIO>;
150        resets = <&soc_clocks PXA910_CLK_GPIO>;
151        interrupt-controller;
152        #interrupt-cells = <2>;
153        ranges;
154
155        gpio@d4019000 {
156            reg = <0xd4019000 0x4>;
157        };
158
159        gpio@d4019004 {
160            reg = <0xd4019004 0x4>;
161        };
162
163        gpio@d4019008 {
164            reg = <0xd4019008 0x4>;
165        };
166
167        gpio@d4019100 {
168            reg = <0xd4019100 0x4>;
169        };
170     };
171
172...