Add binding for the Ralink RT3883 pin controller for RT3883 SoC. Signed-off-by: Arınç ÜNAL <arinc.unal@xxxxxxxxxx> --- .../pinctrl/ralink,rt3883-pinctrl.yaml | 69 +++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml diff --git a/Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml new file mode 100644 index 000000000000..583efc0ad51c --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml @@ -0,0 +1,69 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/ralink,rt3883-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ralink RT3883 Pin Controller + +maintainers: + - Arınç ÜNAL <arinc.unal@xxxxxxxxxx> + - Sergio Paracuellos <sergio.paracuellos@xxxxxxxxx> + +description: + Ralink RT3883 pin controller for RT3883 SoC. + The pin controller can only set the muxing of pin groups. Muxing indiviual pins + is not supported. There is no pinconf support. + +properties: + compatible: + const: ralink,rt3883-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: [ge1, ge2, i2c, jtag, lna a, lna g, mdio, pci, spi, uartf, uartlite] + + function: + description: The mux function to select. + enum: [ge1, ge2, gpio, gpio i2s, gpio uartf, i2c, i2s uartf, jtag, lna a, lna g, mdio, pci-dev, + pci-fnc, pci-host1, pci-host2, pcm gpio, pcm i2s, pcm uartf, spi, uartf, uartlite] + + required: + - groups + - function + + additionalProperties: false + + additionalProperties: false + +allOf: + - $ref: "pinctrl.yaml#" + +required: + - compatible + +additionalProperties: false + +examples: + # Pinmux controller node + - | + pinctrl { + compatible = "ralink,rt3883-pinctrl"; + + i2c_pins: i2c0-pins { + pinmux { + groups = "i2c"; + function = "i2c"; + }; + }; + }; -- 2.25.1
