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| -rw-r--r-- | Documentation/devicetree/bindings/pinctrl/cirrus,lochnagar.yaml | 186 |
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diff --git a/Documentation/devicetree/bindings/pinctrl/cirrus,lochnagar.yaml b/Documentation/devicetree/bindings/pinctrl/cirrus,lochnagar.yaml new file mode 100644 index 000000000..5cd512b7d --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/cirrus,lochnagar.yaml @@ -0,0 +1,186 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/cirrus,lochnagar.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic Lochnagar Audio Development Board + +maintainers: + - patches@opensource.cirrus.com + +description: | + Lochnagar is an evaluation and development board for Cirrus Logic + Smart CODEC and Amp devices. It allows the connection of most Cirrus + Logic devices on mini-cards, as well as allowing connection of various + application processor systems to provide a full evaluation platform. + Audio system topology, clocking and power can all be controlled through + the Lochnagar, allowing the device under test to be used in a variety of + possible use cases. + + This binding document describes the binding for the pinctrl portion of + the driver. + + Also see these documents for generic binding information: + [1] GPIO : ../gpio/gpio.txt + [2] Pinctrl: ../pinctrl/pinctrl-bindings.txt + + And these for relevant defines: + [3] include/dt-bindings/pinctrl/lochnagar.h + + This binding must be part of the Lochnagar MFD binding: + [4] ../mfd/cirrus,lochnagar.yaml + +properties: + compatible: + enum: + - cirrus,lochnagar-pinctrl + + gpio-controller: true + + '#gpio-cells': + description: + The first cell is the pin number and the second cell is used + to specify optional parameters. + const: 2 + + gpio-ranges: + description: + Range of pins managed by the GPIO controller, see [1]. Both the + GPIO and Pinctrl base should be set to zero and the count to the + appropriate of the LOCHNAGARx_PIN_NUM_GPIOS define, see [3]. + maxItems: 1 + + pin-settings: + type: object + patternProperties: + '-pins$': + description: + The pin configurations are defined as a child of the pinctrl + states node, see [2]. Each sub-node can have the following + properties. + type: object + allOf: + - $ref: pincfg-node.yaml# + - $ref: pinmux-node.yaml# + + properties: + groups: + description: + A list of groups to select (either this or "pins" must be + specified), available groups. + enum: [ codec-aif1, codec-aif2, codec-aif3, dsp-aif1, + dsp-aif2, psia1, psia2, gf-aif1, gf-aif2, gf-aif3, + gf-aif4, spdif-aif, usb-aif1, usb-aif2, adat-aif, + soundcard-aif ] + + pins: + description: + A list of pin names to select (either this or "groups" must + be specified), available pins. + enum: [ fpga-gpio1, fpga-gpio2, fpga-gpio3, fpga-gpio4, + fpga-gpio5, fpga-gpio6, codec-gpio1, codec-gpio2, + codec-gpio3, codec-gpio4, codec-gpio5, codec-gpio6, + codec-gpio7, codec-gpio8, dsp-gpio1, dsp-gpio2, + dsp-gpio3, dsp-gpio4, dsp-gpio5, dsp-gpio6, + gf-gpio2, gf-gpio3, gf-gpio7, codec-aif1-bclk, + codec-aif1-rxdat, codec-aif1-lrclk, codec-aif1-txdat, + codec-aif2-bclk, codec-aif2-rxdat, codec-aif2-lrclk, + codec-aif2-txdat, codec-aif3-bclk, codec-aif3-rxdat, + codec-aif3-lrclk, codec-aif3-txdat, dsp-aif1-bclk, + dsp-aif1-rxdat, dsp-aif1-lrclk, dsp-aif1-txdat, + dsp-aif2-bclk, dsp-aif2-rxdat, dsp-aif2-lrclk, + dsp-aif2-txdat, psia1-bclk, psia1-rxdat, psia1-lrclk, + psia1-txdat, psia2-bclk, psia2-rxdat, psia2-lrclk, + psia2-txdat, gf-aif3-bclk, gf-aif3-rxdat, + gf-aif3-lrclk, gf-aif3-txdat, gf-aif4-bclk, + gf-aif4-rxdat, gf-aif4-lrclk, gf-aif4-txdat, + gf-aif1-bclk, gf-aif1-rxdat, gf-aif1-lrclk, + gf-aif1-txdat, gf-aif2-bclk, gf-aif2-rxdat, + gf-aif2-lrclk, gf-aif2-txdat, dsp-uart1-rx, + dsp-uart1-tx, dsp-uart2-rx, dsp-uart2-tx, + gf-uart2-rx, gf-uart2-tx, usb-uart-rx, codec-pdmclk1, + codec-pdmdat1, codec-pdmclk2, codec-pdmdat2, + codec-dmicclk1, codec-dmicdat1, codec-dmicclk2, + codec-dmicdat2, codec-dmicclk3, codec-dmicdat3, + codec-dmicclk4, codec-dmicdat4, dsp-dmicclk1, + dsp-dmicdat1, dsp-dmicclk2, dsp-dmicdat2, i2c2-scl, + i2c2-sda, i2c3-scl, i2c3-sda, i2c4-scl, i2c4-sda, + dsp-standby, codec-mclk1, codec-mclk2, dsp-clkin, + psia1-mclk, psia2-mclk, gf-gpio1, gf-gpio5, + dsp-gpio20, led1, led2 ] + + function: + description: + The mux function to select, available functions. + enum: [ aif, fpga-gpio1, fpga-gpio2, fpga-gpio3, fpga-gpio4, + fpga-gpio5, fpga-gpio6, codec-gpio1, codec-gpio2, + codec-gpio3, codec-gpio4, codec-gpio5, codec-gpio6, + codec-gpio7, codec-gpio8, dsp-gpio1, dsp-gpio2, + dsp-gpio3, dsp-gpio4, dsp-gpio5, dsp-gpio6, + gf-gpio2, gf-gpio3, gf-gpio7, gf-gpio1, gf-gpio5, + dsp-gpio20, codec-clkout, dsp-clkout, pmic-32k, + spdif-clkout, clk-12m288, clk-11m2986, clk-24m576, + clk-22m5792, xmos-mclk, gf-clkout1, gf-mclk1, + gf-mclk3, gf-mclk2, gf-clkout2, codec-mclk1, + codec-mclk2, dsp-clkin, psia1-mclk, psia2-mclk, + spdif-mclk, codec-irq, codec-reset, dsp-reset, + dsp-irq, dsp-standby, codec-pdmclk1, codec-pdmdat1, + codec-pdmclk2, codec-pdmdat2, codec-dmicclk1, + codec-dmicdat1, codec-dmicclk2, codec-dmicdat2, + codec-dmicclk3, codec-dmicdat3, codec-dmicclk4, + codec-dmicdat4, dsp-dmicclk1, dsp-dmicdat1, + dsp-dmicclk2, dsp-dmicdat2, dsp-uart1-rx, + dsp-uart1-tx, dsp-uart2-rx, dsp-uart2-tx, + gf-uart2-rx, gf-uart2-tx, usb-uart-rx, usb-uart-tx, + i2c2-scl, i2c2-sda, i2c3-scl, i2c3-sda, i2c4-scl, + i2c4-sda, spdif-aif, psia1, psia1-bclk, psia1-lrclk, + psia1-rxdat, psia1-txdat, psia2, psia2-bclk, + psia2-lrclk, psia2-rxdat, psia2-txdat, codec-aif1, + codec-aif1-bclk, codec-aif1-lrclk, codec-aif1-rxdat, + codec-aif1-txdat, codec-aif2, codec-aif2-bclk, + codec-aif2-lrclk, codec-aif2-rxdat, codec-aif2-txdat, + codec-aif3, codec-aif3-bclk, codec-aif3-lrclk, + codec-aif3-rxdat, codec-aif3-txdat, dsp-aif1, + dsp-aif1-bclk, dsp-aif1-lrclk, dsp-aif1-rxdat, + dsp-aif1-txdat, dsp-aif2, dsp-aif2-bclk, + dsp-aif2-lrclk, dsp-aif2-rxdat, dsp-aif2-txdat, + gf-aif3, gf-aif3-bclk, gf-aif3-lrclk, gf-aif3-rxdat, + gf-aif3-txdat, gf-aif4, gf-aif4-bclk, gf-aif4-lrclk, + gf-aif4-rxdat, gf-aif4-txdat, gf-aif1, gf-aif1-bclk, + gf-aif1-lrclk, gf-aif1-rxdat, gf-aif1-txdat, gf-aif2, + gf-aif2-bclk, gf-aif2-lrclk, gf-aif2-rxdat, + gf-aif2-txdat, usb-aif1, usb-aif2, adat-aif, + soundcard-aif ] + + output-enable: + description: + Specifies that an AIF group will be used as a master + interface (either this or input-enable is required if a + group is being muxed to an AIF) + + input-enable: + description: + Specifies that an AIF group will be used as a slave + interface (either this or output-enable is required if a + group is being muxed to an AIF) + + additionalProperties: false + + required: + - function + + additionalProperties: false + +allOf: + - $ref: "pinctrl.yaml#" + +required: + - compatible + - gpio-controller + - '#gpio-cells' + - gpio-ranges + - pinctrl-0 + - pinctrl-names + +additionalProperties: false |