From 1b8fc56ed514f815c4779273348c3308fb263c87 Mon Sep 17 00:00:00 2001 From: Jerome Brunet Date: Tue, 3 Jul 2018 15:28:44 +0200 Subject: [PATCH] ASoC: es7241: add dt-bindings documentation for the es7241 adc Signed-off-by: Jerome Brunet Signed-off-by: Mark Brown --- .../bindings/sound/everest,es7241.txt | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/everest,es7241.txt diff --git a/Documentation/devicetree/bindings/sound/everest,es7241.txt b/Documentation/devicetree/bindings/sound/everest,es7241.txt new file mode 100644 index 000000000000..28f82cf4959f --- /dev/null +++ b/Documentation/devicetree/bindings/sound/everest,es7241.txt @@ -0,0 +1,28 @@ +ES7241 i2s AD converter + +Required properties: +- compatible : "everest,es7241" +- VDDP-supply: regulator phandle for the VDDA supply +- VDDA-supply: regulator phandle for the VDDP supply +- VDDD-supply: regulator phandle for the VDDD supply + +Optional properties: +- reset-gpios: gpio connected to the reset pin +- m0-gpios : gpio connected to the m0 pin +- m1-gpios : gpio connected to the m1 pin +- everest,sdout-pull-down: + Format used by the serial interface is controlled by pulling + the sdout. If the sdout is pulled down, leftj format is used. + If this property is not provided, sdout is assumed to pulled + up and i2s format is used + +Example: + +linein: audio-codec@2 { + #sound-dai-cells = <0>; + compatible = "everest,es7241"; + VDDA-supply = <&vcc_3v3>; + VDDP-supply = <&vcc_3v3>; + VDDD-supply = <&vcc_3v3>; + reset-gpios = <&gpio GPIOH_42>; +};