In the ASRC case, there is the noise if the clock is asynchronous with the
LRCK. The default settings will eliminate the noise.
Signed-off-by: Oder Chiou <oder_chiou@xxxxxxxxxxx>
---
sound/soc/codecs/rt5514.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/sound/soc/codecs/rt5514.c b/sound/soc/codecs/rt5514.c
index 21cbb56..0eabe56 100644
--- a/sound/soc/codecs/rt5514.c
+++ b/sound/soc/codecs/rt5514.c
@@ -64,6 +64,8 @@ static const struct reg_sequence rt5514_patch[] = {
{RT5514_ANA_CTRL_LDO10, 0x00028604},
{RT5514_ANA_CTRL_ADCFED, 0x00000800},
{RT5514_ASRC_IN_CTRL1, 0x00000003},
+ {RT5514_DOWNFILTER0_CTRL3, 0x10000362},
+ {RT5514_DOWNFILTER1_CTRL3, 0x10000362},
};
static const struct reg_default rt5514_reg[] = {
@@ -89,10 +91,10 @@ static const struct reg_default rt5514_reg[] = {
{RT5514_DELAY_BUF_CTRL3, 0x00000000},
{RT5514_DOWNFILTER0_CTRL1, 0x00020c2f},
{RT5514_DOWNFILTER0_CTRL2, 0x00020c2f},
- {RT5514_DOWNFILTER0_CTRL3, 0x00000362},
+ {RT5514_DOWNFILTER0_CTRL3, 0x10000362},
{RT5514_DOWNFILTER1_CTRL1, 0x00020c2f},
{RT5514_DOWNFILTER1_CTRL2, 0x00020c2f},
- {RT5514_DOWNFILTER1_CTRL3, 0x00000362},
+ {RT5514_DOWNFILTER1_CTRL3, 0x10000362},
{RT5514_ANA_CTRL_LDO10, 0x00028604},
{RT5514_ANA_CTRL_LDO18_16, 0x02000345},
{RT5514_ANA_CTRL_ADC12, 0x0000a2a8},
--
2.7.4
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