xref: /linux/Documentation/devicetree/bindings/gpio/rockchip,gpio-bank.yaml (revision 24168c5e6dfbdd5b414f048f47f75d64533296ca) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/gpio/rockchip,gpio-bank.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Rockchip GPIO bank
8
9maintainers:
10  - Heiko Stuebner <heiko@sntech.de>
11
12properties:
13  compatible:
14    enum:
15      - rockchip,gpio-bank
16      - rockchip,rk3188-gpio-bank0
17
18  reg:
19    maxItems: 1
20
21  interrupts:
22    maxItems: 1
23
24  clocks:
25    minItems: 1
26    items:
27      - description: APB interface clock source
28      - description: GPIO debounce reference clock source
29
30  gpio-ranges: true
31
32  gpio-controller: true
33
34  gpio-line-names: true
35
36  "#gpio-cells":
37    const: 2
38
39  interrupt-controller: true
40
41  "#interrupt-cells":
42    const: 2
43
44patternProperties:
45  "^.+-hog(-[0-9]+)?$":
46    type: object
47
48    required:
49      - gpio-hog
50
51required:
52  - compatible
53  - reg
54  - interrupts
55  - clocks
56  - gpio-controller
57  - "#gpio-cells"
58  - interrupt-controller
59  - "#interrupt-cells"
60
61additionalProperties: false
62
63examples:
64  - |
65    #include <dt-bindings/interrupt-controller/arm-gic.h>
66    pinctrl: pinctrl {
67      #address-cells = <1>;
68      #size-cells = <1>;
69      ranges;
70
71      gpio0: gpio@2000a000 {
72        compatible = "rockchip,rk3188-gpio-bank0";
73        reg = <0x2000a000 0x100>;
74        interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>;
75        clocks = <&clk_gates8 9>;
76
77        gpio-controller;
78        #gpio-cells = <2>;
79
80        interrupt-controller;
81        #interrupt-cells = <2>;
82      };
83
84      gpio1: gpio@2003c000 {
85        compatible = "rockchip,gpio-bank";
86        reg = <0x2003c000 0x100>;
87        interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
88        clocks = <&clk_gates8 10>;
89
90        gpio-controller;
91        #gpio-cells = <2>;
92
93        interrupt-controller;
94        #interrupt-cells = <2>;
95      };
96    };
97