tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pinctrl/ralink,rt2880-pinmux.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Ralink rt2880 pinmux controller
8
9maintainers:
10 - Sergio Paracuellos <sergio.paracuellos@gmail.com>
11
12description:
13 The rt2880 pinmux can only set the muxing of pin groups. muxing indiviual pins
14 is not supported. There is no pinconf support.
15
16properties:
17 compatible:
18 const: ralink,rt2880-pinmux
19
20patternProperties:
21 '-pins$':
22 type: object
23 patternProperties:
24 '^(.*-)?pinmux$':
25 type: object
26 description: node for pinctrl.
27 $ref: pinmux-node.yaml#
28
29 properties:
30 groups:
31 description: Name of the pin group to use for the functions.
32 enum: [i2c, spi, uart1, uart2, uart3, rgmii1, rgmii2, mdio,
33 pcie, sdhci]
34 function:
35 description: The mux function to select
36 enum: [gpio, i2c, spi, uart1, uart2, uart3, rgmii1, rgmii2,
37 mdio, nand1, nand2, sdhci]
38
39 required:
40 - groups
41 - function
42
43 additionalProperties: false
44
45 additionalProperties: false
46
47required:
48 - compatible
49
50additionalProperties: false
51
52examples:
53 # Pinmux controller node
54 - |
55 pinctrl {
56 compatible = "ralink,rt2880-pinmux";
57
58 i2c_pins: i2c0-pins {
59 pinmux {
60 groups = "i2c";
61 function = "i2c";
62 };
63 };
64 };