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arm64: renesas: salvator-x: Sound DVC support 

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Kuninori Morimoto 2015-11-25 06:39:13 +00:00 committed by Simon Horman
parent f7df91f5f2
commit 672b79312c
1 changed files with 25 additions and 2 deletions
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27
arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
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@ -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>;
};
};
};