linuxdebug/Documentation/devicetree/bindings/pinctrl/ralink,mt7620-pinctrl.yaml

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2024-07-16 15:50:57 +02:00
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/ralink,mt7620-pinctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Ralink MT7620 Pin Controller
maintainers:
- Arınç ÜNAL <arinc.unal@arinc9.com>
- Sergio Paracuellos <sergio.paracuellos@gmail.com>
description:
Ralink MT7620 pin controller for MT7620, MT7628 and MT7688 SoCs.
The pin controller can only set the muxing of pin groups. Muxing individual
pins is not supported. There is no pinconf support.
properties:
compatible:
const: ralink,mt7620-pinctrl
patternProperties:
'-pins$':
type: object
patternProperties:
'^(.*-)?pinmux$':
type: object
description: node for pinctrl.
$ref: pinmux-node.yaml#
properties:
groups:
description: The pin group to select.
enum: [
# common
i2c, spi, wdt,
# For MT7620 SoC
ephy, mdio, nd_sd, pa, pcie, rgmii1, rgmii2, spi refclk,
uartf, uartlite, wled,
# For MT7628 and MT7688 SoCs
gpio, i2s, p0led_an, p0led_kn, p1led_an, p1led_kn, p2led_an,
p2led_kn, p3led_an, p3led_kn, p4led_an, p4led_kn, perst, pwm0,
pwm1, refclk, sdmode, spi cs1, spis, uart0, uart1, uart2,
wled_an, wled_kn,
]
function:
description: The mux function to select.
enum: [
# common
gpio, i2c, refclk, spi,
# For MT7620 SoC
ephy, gpio i2s, gpio uartf, i2s uartf, mdio, nand, pa,
pcie refclk, pcie rst, pcm gpio, pcm i2s, pcm uartf,
rgmii1, rgmii2, sd, spi refclk, uartf, uartlite, wdt refclk,
wdt rst, wled,
# For MT7628 and MT7688 SoCs
antenna, debug, i2s, jtag, p0led_an, p0led_kn,
p1led_an, p1led_kn, p2led_an, p2led_kn, p3led_an, p3led_kn,
p4led_an, p4led_kn, pcie, pcm, perst, pwm, pwm0, pwm1, pwm_uart2,
rsvd, sdxc, sdxc d5 d4, sdxc d6, sdxc d7, spi cs1,
spis, sw_r, uart0, uart1, uart2, utif, wdt, wled_an, wled_kn, -,
]
required:
- groups
- function
additionalProperties: false
additionalProperties: false
allOf:
- $ref: "pinctrl.yaml#"
required:
- compatible
additionalProperties: false
examples:
# Pinmux controller node
- |
pinctrl {
compatible = "ralink,mt7620-pinctrl";
i2c_pins: i2c0-pins {
pinmux {
groups = "i2c";
function = "i2c";
};
};
};