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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/ralink,mt7621-pinctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Ralink MT7621 Pin Controller
maintainers:
- Arınç ÜNAL <arinc.unal@arinc9.com>
- Sergio Paracuellos <sergio.paracuellos@gmail.com>
description:
Ralink MT7621 pin controller for MT7621 SoC.
The pin controller can only set the muxing of pin groups. Muxing individual
pins is not supported. There is no pinconf support.
properties:
compatible:
const: ralink,mt7621-pinctrl
patternProperties:
'-pins$':
type: object
patternProperties:
'^(.*-)?pinmux$':
type: object
description: node for pinctrl.
$ref: pinmux-node.yaml#
properties:
groups:
description: The pin group to select.
enum: [i2c, jtag, mdio, pcie, rgmii1, rgmii2, sdhci, spi, uart1,
uart2, uart3, wdt]
function:
description: The mux function to select.
enum: [gpio, i2c, i2s, jtag, mdio, nand1, nand2, pcie refclk,
pcie rst, pcm, rgmii1, rgmii2, sdhci, spdif2, spdif3, spi,
uart1, uart2, uart3, wdt refclk, wdt rst]
required:
- groups
- function
additionalProperties: false
additionalProperties: false
allOf:
- $ref: "pinctrl.yaml#"
required:
- compatible
additionalProperties: false
examples:
# Pinmux controller node
- |
pinctrl {
compatible = "ralink,mt7621-pinctrl";
i2c_pins: i2c0-pins {
pinmux {
groups = "i2c";
function = "i2c";
};
};
};
|
