From 672b79312c04016481a11d4b996b4512207ffbd3 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Wed, 25 Nov 2015 06:39:13 +0000 Subject: arm64: renesas: salvator-x: Sound DVC support Signed-off-by: Kuninori Morimoto Signed-off-by: Simon Horman --- arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts | 27 ++++++++++++++++++++-- 1 file changed, 25 insertions(+), 2 deletions(-) (limited to 'arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts') diff --git a/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts index 47bf252774d7..c5f709e7c0ba 100644 --- a/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts +++ b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts @@ -8,6 +8,29 @@ * kind, whether express or implied. */ +/* + * SSI-AK4613 + * + * This command is required when Playback/Capture + * + * amixer set "DVC Out" 100% + * amixer set "DVC In" 100% + * + * You can use Mute + * + * amixer set "DVC Out Mute" on + * amixer set "DVC In Mute" on + * + * You can use Volume Ramp + * + * amixer set "DVC Out Ramp Up Rate" "0.125 dB/64 steps" + * amixer set "DVC Out Ramp Down Rate" "0.125 dB/512 steps" + * amixer set "DVC Out Ramp" on + * aplay xxx.wav & + * amixer set "DVC Out" 80% // Volume Down + * amixer set "DVC Out" 100% // Volume Up + */ + /dts-v1/; #include "r8a7795.dtsi" @@ -136,8 +159,8 @@ rcar_sound,dai { dai0 { - playback = <&ssi0 &src0>; - capture = <&ssi1 &src1>; + playback = <&ssi0 &src0 &dvc0>; + capture = <&ssi1 &src1 &dvc1>; }; }; }; -- cgit v1.2.3-59-g8ed1b