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+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/ralink,mt7620-pinctrl.yaml#
+$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: [
+ # For MT7620 SoC
+ ephy, i2c, mdio, nd_sd, pa, pcie, rgmii1, rgmii2, spi, spi refclk,
+ uartf, uartlite, wdt, wled,
+
+ # For MT7628 and MT7688 SoCs
+ gpio, i2c, 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, spi cs1, spis, uart0, uart1, uart2,
+ wdt, wled_an, wled_kn,
+ ]
+
+ function:
+ description: The mux function to select.
+ enum: [
+ # For MT7620 SoC
+ ephy, gpio, gpio i2s, gpio uartf, i2c, i2s uartf, mdio, nand, pa,
+ pcie refclk, pcie rst, pcm gpio, pcm i2s, pcm uartf, refclk,
+ rgmii1, rgmii2, sd, spi, spi refclk, uartf, uartlite, wdt refclk,
+ wdt rst, wled,
+
+ # For MT7628 and MT7688 SoCs
+ antenna, debug, gpio, i2c, 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,
+ refclk, rsvd, sdxc, sdxc d5 d4, sdxc d6, sdxc d7, spi, 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";
+ };
+ };
+ };
Add binding for the Ralink MT7620 pin controller for MT7620, MT7628 and MT7688 SoCs. Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com> --- .../pinctrl/ralink,mt7620-pinctrl.yaml | 91 +++++++++++++++++++ 1 file changed, 91 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/ralink,mt7620-pinctrl.yaml