diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2014-11-11 04:37:05 +0000 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2014-11-19 09:22:11 +0900 |
| commit | ce47481652106e955296651a1b76c0dd4561cfbc (patch) | |
| tree | 431ff29147079df0d1e1d029a26d2c9329f2742b /arch/arm/boot/dts | |
| parent | bd2e4a62ef68b3c5a8542026533bd87c631c544d (diff) | |
ARM: shmobile: koelsch: add Volume Ramp usage on comment
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/boot/dts')
| -rw-r--r-- | arch/arm/boot/dts/r8a7791-koelsch.dts | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts index a10f534ecec7..487fc99a2fa3 100644 --- a/arch/arm/boot/dts/r8a7791-koelsch.dts +++ b/arch/arm/boot/dts/r8a7791-koelsch.dts @@ -27,6 +27,15 @@ * * 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/; |