xref: /linux/Documentation/devicetree/bindings/gpio/atmel,at91rm9200-gpio.yaml (revision a1ff5a7d78a036d6c2178ee5acd6ba4946243800) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/gpio/atmel,at91rm9200-gpio.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Microchip GPIO controller (PIO)
8
9maintainers:
10  - Manikandan Muralidharan <manikandan.m@microchip.com>
11
12properties:
13  compatible:
14    oneOf:
15      - items:
16          - enum:
17              - atmel,at91sam9x5-gpio
18              - microchip,sam9x60-gpio
19          - const: atmel,at91rm9200-gpio
20      - items:
21          - enum:
22              - microchip,sam9x7-gpio
23          - const: microchip,sam9x60-gpio
24          - const: atmel,at91rm9200-gpio
25      - items:
26          - const: atmel,at91rm9200-gpio
27
28  reg:
29    maxItems: 1
30
31  interrupts:
32    maxItems: 1
33
34  interrupt-controller: true
35
36  "#interrupt-cells":
37    const: 2
38
39  gpio-controller: true
40  gpio-line-names: true
41
42  "#gpio-cells":
43    const: 2
44
45  clocks:
46    maxItems: 1
47
48  "#gpio-lines":
49    description:
50      Number of gpio, 32 by default if absent
51    maxItems: 1
52    default: 32
53
54required:
55  - compatible
56  - reg
57  - interrupts
58  - interrupt-controller
59  - "#interrupt-cells"
60  - gpio-controller
61  - "#gpio-cells"
62  - clocks
63
64additionalProperties: false
65
66examples:
67  - |
68    #include <dt-bindings/clock/at91.h>
69    #include <dt-bindings/interrupt-controller/irq.h>
70
71    gpio@fffff400 {
72            compatible = "atmel,at91rm9200-gpio";
73            reg = <0xfffff400 0x200>;
74            interrupts = <2 IRQ_TYPE_LEVEL_HIGH 1>;
75            #gpio-cells = <2>;
76            gpio-controller;
77            interrupt-controller;
78            #interrupt-cells = <2>;
79            clocks = <&pmc PMC_TYPE_PERIPHERAL 2>;
80    };
81...
82