From 04cdf24f750669c0d9631c08fac3d6944f030250 Mon Sep 17 00:00:00 2001 From: Mihai Serban Date: Tue, 13 Jun 2017 14:52:28 +0300 Subject: MLK-15071-1: ASoC: codecs: Add AK5558 ADC driver The AK555x series is a 32-bit, 768 kHz sampling, differential input A/D converter for digital audio systems. The datasheet is available here: https://www.akm.com/akm/en/file/datasheet/AK5558VN.pdf Signed-off-by: Mihai Serban Signed-off-by: Shengjiu Wang --- Documentation/devicetree/bindings/sound/ak5558.txt | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/ak5558.txt (limited to 'Documentation/devicetree/bindings/sound') diff --git a/Documentation/devicetree/bindings/sound/ak5558.txt b/Documentation/devicetree/bindings/sound/ak5558.txt new file mode 100644 index 000000000000..11b36f9c9fee --- /dev/null +++ b/Documentation/devicetree/bindings/sound/ak5558.txt @@ -0,0 +1,20 @@ +AK5558 audio ADC + +This device supports I2C mode only. + +Required properties: + +- compatible : "asahi-kasei,ak5558" +- reg : The I2C address of the device for I2C. +- asahi-kasei,pdn-gpios: A GPIO specifier for the GPIO controlling + the power down & reset pin. + +Example: + +&i2c { + ak5558: ak5558@10 { + compatible = "asahi-kasei,ak5558"; + reg = <0x10>; + asahi-kasei,pdn-gpios = <&gpio1 10 GPIO_ACTIVE_HIGH>; + }; +}; -- cgit v1.2.3