xref: /linux/Documentation/devicetree/bindings/gpio/fcs,fxl6408.yaml (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/gpio/fcs,fxl6408.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Fairchild FXL6408 I2C GPIO Expander
8
9maintainers:
10  - Emanuele Ghidoli <emanuele.ghidoli@toradex.com>
11
12properties:
13  compatible:
14    enum:
15      - fcs,fxl6408
16
17  reg:
18    maxItems: 1
19
20  "#gpio-cells":
21    const: 2
22
23  gpio-controller: true
24
25  gpio-line-names:
26    minItems: 1
27    maxItems: 8
28
29patternProperties:
30  "^(hog-[0-9]+|.+-hog(-[0-9]+)?)$":
31    type: object
32    required:
33      - gpio-hog
34
35required:
36  - compatible
37  - reg
38  - gpio-controller
39  - "#gpio-cells"
40
41additionalProperties: false
42
43examples:
44  - |
45    i2c {
46        #address-cells = <1>;
47        #size-cells = <0>;
48
49        gpio_expander_43: gpio-expander@43 {
50            compatible = "fcs,fxl6408";
51            reg = <0x43>;
52            gpio-controller;
53            #gpio-cells = <2>;
54            gpio-line-names = "Wi-Fi_W_DISABLE", "Wi-Fi_WKUP_WLAN",
55                              "PWR_EN_+V3.3_WiFi_N", "PCIe_REF_CLK_EN",
56                              "USB_RESET_N", "USB_BYPASS_N", "Wi-Fi_PDn",
57                              "Wi-Fi_WKUP_BT";
58        };
59    };
60