From 17e2304f0ad31d3f9bba4285b7024bf3c3626600 Mon Sep 17 00:00:00 2001 From: Cosmin-Gabriel Samoila Date: Wed, 14 Feb 2018 15:21:07 +0200 Subject: [PATCH] ASoC: ak4458: Add bindings for AK4458 DAC Document the bindings for AK4458 DAC Signed-off-by: Cosmin-Gabriel Samoila Signed-off-by: Mark Brown --- .../devicetree/bindings/sound/ak4458.txt | 23 +++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/ak4458.txt diff --git a/Documentation/devicetree/bindings/sound/ak4458.txt b/Documentation/devicetree/bindings/sound/ak4458.txt new file mode 100644 index 000000000000..7839be78448d --- /dev/null +++ b/Documentation/devicetree/bindings/sound/ak4458.txt @@ -0,0 +1,23 @@ +AK4458 audio DAC + +This device supports I2C mode. + +Required properties: + +- compatible : "asahi-kasei,ak4458" +- reg : The I2C address of the device for I2C + +Optional properties: +- reset-gpios: A GPIO specifier for the power down & reset pin +- mute-gpios: A GPIO specifier for the soft mute pin + +Example: + +&i2c { + ak4458: dac@10 { + compatible = "asahi-kasei,ak4458"; + reg = <0x10>; + reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW> + mute-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH> + }; +};