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Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml')
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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 0000000000..8d14e525b2 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml @@ -0,0 +1,261 @@ +# 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@arinc9.com> + - Sergio Paracuellos <sergio.paracuellos@gmail.com> + +description: | + Ralink RT3883 pin controller for RT3883 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,rt3883-pinctrl + +patternProperties: + '-pins$': + type: object + additionalProperties: false + + patternProperties: + '^(.*-)?pinmux$': + type: object + description: node for pinctrl. + $ref: pinmux-node.yaml# + additionalProperties: false + + properties: + function: + description: + A string containing the name of the function to mux to the group. + 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] + + groups: + description: + An array of strings. Each string contains the name of a group. + maxItems: 1 + + required: + - groups + - function + + allOf: + - if: + properties: + function: + const: ge1 + then: + properties: + groups: + enum: [ge1] + + - if: + properties: + function: + const: ge2 + then: + properties: + groups: + enum: [ge2] + + - if: + properties: + function: + const: gpio + then: + properties: + groups: + enum: [ge1, ge2, i2c, jtag, lna a, lna g, mdio, pci, spi, + uartf, uartlite] + + - if: + properties: + function: + const: gpio i2s + then: + properties: + groups: + enum: [uartf] + + - if: + properties: + function: + const: gpio uartf + then: + properties: + groups: + enum: [uartf] + + - if: + properties: + function: + const: i2c + then: + properties: + groups: + enum: [i2c] + + - if: + properties: + function: + const: i2s uartf + then: + properties: + groups: + enum: [uartf] + + - if: + properties: + function: + const: jtag + then: + properties: + groups: + enum: [jtag] + + - if: + properties: + function: + const: lna a + then: + properties: + groups: + enum: [lna a] + + - if: + properties: + function: + const: lna g + then: + properties: + groups: + enum: [lna g] + + - if: + properties: + function: + const: mdio + then: + properties: + groups: + enum: [mdio] + + - if: + properties: + function: + const: pci-dev + then: + properties: + groups: + enum: [pci] + + - if: + properties: + function: + const: pci-fnc + then: + properties: + groups: + enum: [pci] + + - if: + properties: + function: + const: pci-host1 + then: + properties: + groups: + enum: [pci] + + - if: + properties: + function: + const: pci-host2 + then: + properties: + groups: + enum: [pci] + + - if: + properties: + function: + const: pcm gpio + then: + properties: + groups: + enum: [uartf] + + - if: + properties: + function: + const: pcm i2s + then: + properties: + groups: + enum: [uartf] + + - if: + properties: + function: + const: pcm uartf + then: + properties: + groups: + enum: [uartf] + + - if: + properties: + function: + const: spi + then: + properties: + groups: + enum: [spi] + + - if: + properties: + function: + const: uartf + then: + properties: + groups: + enum: [uartf] + + - if: + properties: + function: + const: uartlite + then: + properties: + groups: + enum: [uartlite] + +allOf: + - $ref: pinctrl.yaml# + +required: + - compatible + +additionalProperties: false + +examples: + - | + pinctrl { + compatible = "ralink,rt3883-pinctrl"; + + i2c_pins: i2c0-pins { + pinmux { + groups = "i2c"; + function = "i2c"; + }; + }; + }; |