# 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;
};
};
};
};
