[alsa-devel] [PATCH] ASoC: rt5645: reset RT5645_AD_DA_MIXER at probe
22 Nov
2017
22 Nov
'17
6:59 a.m.
RT5645_AD_DA_MIXER (0x29) register will not be reset to default after SW reset. So we have to write it to its default value in i2c_probe.
Signed-off-by: Bard Liao bardliao@realtek.com --- sound/soc/codecs/rt5645.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index b7eef6a..27a3d3d 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -3815,6 +3815,8 @@ static int rt5645_i2c_probe(struct i2c_client *i2c, regmap_read(regmap, RT5645_VENDOR_ID, &val); rt5645->v_id = val & 0xff;
+ regmap_write(rt5645->regmap, RT5645_AD_DA_MIXER, 0x8080); + ret = regmap_register_patch(rt5645->regmap, init_list, ARRAY_SIZE(init_list)); if (ret != 0)
--
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Bard Liao