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+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/cirrus,madera.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cirrus Logic Madera class audio CODECs Multi-Functional Device
+
+maintainers:
+ - patches@opensource.cirrus.com
+
+description: |
+ These devices are audio SoCs with extensive digital capabilities and a range
+ of analogue I/O.
+
+ See also the child driver bindings in:
+
+ bindings/pinctrl/cirrus,madera.yaml
+ bindings/regulator/wlf,arizona.yaml
+ bindings/sound/cirrus,madera.yaml
+
+allOf:
+ - $ref: /schemas/pinctrl/cirrus,madera.yaml#
+ - $ref: /schemas/regulator/wlf,arizona.yaml#
+ - $ref: /schemas/sound/cirrus,madera.yaml#
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - cirrus,cs47l85
+ - wlf,wm1840
+ then:
+ properties:
+ SPKVDDL-supply:
+ description:
+ Left speaker driver power supply.
+
+ SPKVDDR-supply:
+ description:
+ Right speaker driver power supply.
+
+ required:
+ - SPKVDDL-supply
+ - SPKVDDR-supply
+ else:
+ required:
+ - DCVDD-supply
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - cirrus,cs47l15
+ - cirrus,cs47l35
+ then:
+ properties:
+ SPKVDD-supply:
+ description:
+ Mono speaker driver power supply.
+
+ required:
+ - SPKVDD-supply
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - cirrus,cs47l35
+ - cirrus,cs47l85
+ - cirrus,cs47l90
+ - cirrus,cs47l91
+ - wlf,wm1840
+ then:
+ properties:
+ DBVDD2-supply:
+ description:
+ Databus power supply.
+
+ required:
+ - DBVDD2-supply
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - cirrus,cs47l85
+ - cirrus,cs47l90
+ - cirrus,cs47l91
+ - wlf,wm1840
+ then:
+ properties:
+ DBVDD3-supply:
+ description:
+ Databus power supply.
+
+ DBVDD4-supply:
+ description:
+ Databus power supply.
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - cirrus,cs47l15
+ then:
+ required:
+ - MICVDD-supply
+ else:
+ properties:
+ CPVDD2-supply:
+ description:
+ Secondary charge pump power supply.
+
+ required:
+ - CPVDD2-supply
+
+properties:
+ compatible:
+ enum:
+ - cirrus,cs47l15
+ - cirrus,cs47l35
+ - cirrus,cs47l85
+ - cirrus,cs47l90
+ - cirrus,cs47l91
+ - cirrus,cs42l92
+ - cirrus,cs47l92
+ - cirrus,cs47l93
+ - cirrus,wm1840
+
+ reg:
+ maxItems: 1
+
+ gpio-controller: true
+
+ '#gpio-cells':
+ description:
+ The first cell is the pin number. The second cell is reserved for
+ future use and must be zero
+ const: 2
+
+ interrupt-controller: true
+
+ '#interrupt-cells':
+ description:
+ The first cell is the IRQ number.
+ The second cell is the flags, encoded as the trigger masks from
+ bindings/interrupt-controller/interrupts.txt
+ const: 2
+
+ interrupts:
+ maxItems: 1
+
+ reset-gpios:
+ description:
+ One entry specifying the GPIO controlling /RESET. As defined in
+ bindings/gpio.txt. Although optional, it is strongly recommended
+ to use a hardware reset.
+ maxItems: 1
+
+ clocks:
+ description:
+ Should reference the clocks supplied on MCLK1, MCLK2 and MCLK3.
+ minItems: 1
+ maxItems: 3
+
+ clock-names:
+ description: |
+ May contain up to three strings:
+ "mclk1" For the clock supplied on MCLK1, recommended to be a
+ high quality audio reference clock.
+ "mclk2" For the clock supplied on MCLK2, required to be an
+ always on 32k clock.
+ "mclk3" For the clock supplied on MCLK3.
+ oneOf:
+ - items:
+ - const: mclk1
+ - items:
+ - const: mclk2
+ - items:
+ - const: mclk3
+ - items:
+ - const: mclk1
+ - const: mclk2
+ - items:
+ - const: mclk1
+ - const: mclk3
+ - items:
+ - const: mclk2
+ - const: mclk3
+ - items:
+ - const: mclk1
+ - const: mclk2
+ - const: mclk3
+
+ AVDD-supply:
+ description:
+ Analogue power supply.
+
+ DBVDD1-supply:
+ description:
+ Databus power supply.
+
+ CPVDD1-supply:
+ description:
+ Charge pump power supply.
+
+ DCVDD-supply:
+ description:
+ Digital power supply, optional on CS47L85, WM1840 where it can
+ be supplied internally.
+
+ MICVDD-supply:
+ description:
+ Microphone power supply, normally supplied internally except on
+ cs47l24, wm1831 where it is mandatory.
+
+required:
+ - compatible
+ - gpio-controller
+ - '#gpio-cells'
+ - interrupt-controller
+ - '#interrupt-cells'
+ - interrupts
+ - AVDD-supply
+ - DBVDD1-supply
+ - CPVDD1-supply
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/sound/madera.h>
+ i2c@e0004000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0xe0004000 0x1000>;
+
+ cs47l85: codec@1a {
+ compatible = "cirrus,cs47l85";
+ reg = <0x1a>;
+
+ reset-gpios = <&gpio 0>;
+ wlf,ldoena = <&gpio 1>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupts = <4 1 0>;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ AVDD-supply = <&vdd1v8>;
+ DBVDD1-supply = <&vdd1v8>;
+ DBVDD2-supply = <&vdd1v8>;
+ DBVDD3-supply = <&vdd1v8>;
+ DBVDD4-supply = <&vdd1v8>;
+ CPVDD1-supply = <&vdd1v8>;
+ CPVDD2-supply = <&vdd1v2>;
+ SPKVDDL-supply = <&vdd5v>;
+ SPKVDDR-supply = <&vdd5v>;
+
+ clocks = <&clks 0>, <&clks 1>, <&clks 2>;
+ clock-names = "mclk1", "mclk2", "mclk3";
+
+ cirrus,dmic-ref = <0 0 MADERA_DMIC_REF_MICBIAS1>;
+ cirrus,inmode = <
+ MADERA_INMODE_SE MADERA_INMODE_SE
+ MADERA_INMODE_SE MADERA_INMODE_SE
+ MADERA_INMODE_DIFF MADERA_INMODE_DIFF
+ >;
+ cirrus,max-channels-clocked = <2 0 0>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinsettings>;
+
+ pinsettings: pin-settings {
+ aif1-pins {
+ groups = "aif1";
+ function = "aif1";
+ bias-bus-hold;
+ };
+
+ aif2-pins {
+ groups = "aif2";
+ function = "aif2";
+ bias-bus-hold;
+ };
+
+ aif3-pins {
+ groups = "aif3";
+ function = "aif3";
+ bias-bus-hold;
+ };
+ };
+ };
+ };