diff options
| author | Shuming Fan <shumingf@realtek.com> | 2020-03-17 15:33:08 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-03-18 17:22:47 +0000 |
| commit | 557270e8dc79f66a1db8907eb3079ade60241fe7 (patch) | |
| tree | b01a0b322504ef6868ac9fecfe617e8ac3be81b3 /sound/soc/codecs/rt5682.h | |
| parent | 28ddd846077a0c7d8382f41cef6840167d236c83 (diff) | |
| download | linux-557270e8dc79f66a1db8907eb3079ade60241fe7.tar.bz2 | |
ASoC: rt5682: fix the random recording noise of headset
The cycle time of FIFO clock should increase 2 times to avoid
the random recording noise issue.
This setting could apply to all known situations in i2s mode.
Signed-off-by: Shuming Fan <shumingf@realtek.com>
Link: https://lore.kernel.org/r/20200317073308.11572-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/rt5682.h')
| -rw-r--r-- | sound/soc/codecs/rt5682.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5682.h b/sound/soc/codecs/rt5682.h index 18faaa2a49a0..fc99e7484283 100644 --- a/sound/soc/codecs/rt5682.h +++ b/sound/soc/codecs/rt5682.h @@ -651,6 +651,8 @@ #define RT5682_DMIC_1_EN_SFT 15 #define RT5682_DMIC_1_DIS (0x0 << 15) #define RT5682_DMIC_1_EN (0x1 << 15) +#define RT5682_FIFO_CLK_DIV_MASK (0x7 << 12) +#define RT5682_FIFO_CLK_DIV_2 (0x1 << 12) #define RT5682_DMIC_1_DP_MASK (0x3 << 4) #define RT5682_DMIC_1_DP_SFT 4 #define RT5682_DMIC_1_DP_GPIO2 (0x0 << 4) |