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| author | Shuming Fan <shumingf@realtek.com> | 2019-11-25 17:19:40 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-11-25 13:30:36 +0000 |
| commit | bc094709de0192a756c6946a7c89c543243ae609 (patch) | |
| tree | 129fd3c71b77edb267e216093d26f88451a80d10 /sound | |
| parent | 39870b0dec68ed7dd814beb697e541670975c7d8 (diff) | |
| download | blackbird-op-linux-bc094709de0192a756c6946a7c89c543243ae609.tar.gz blackbird-op-linux-bc094709de0192a756c6946a7c89c543243ae609.zip | |
ASoC: rt5682: fix i2c arbitration lost issue
This patch modified the HW initial setting to fix i2c arbitration lost issue.
Signed-off-by: Shuming Fan <shumingf@realtek.com>
Link: https://lore.kernel.org/r/20191125091940.11953-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/rt5682.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5682.c b/sound/soc/codecs/rt5682.c index 35dcec135c8a..9feba9a24501 100644 --- a/sound/soc/codecs/rt5682.c +++ b/sound/soc/codecs/rt5682.c @@ -73,6 +73,7 @@ struct rt5682_priv { static const struct reg_sequence patch_list[] = { {RT5682_HP_IMP_SENS_CTRL_19, 0x1000}, {RT5682_DAC_ADC_DIG_VOL1, 0xa020}, + {RT5682_I2C_CTRL, 0x000f}, }; static const struct reg_default rt5682_reg[] = { @@ -2496,6 +2497,7 @@ static void rt5682_calibrate(struct rt5682_priv *rt5682) mutex_lock(&rt5682->calibrate_mutex); rt5682_reset(rt5682->regmap); + regmap_write(rt5682->regmap, RT5682_I2C_CTRL, 0x000f); regmap_write(rt5682->regmap, RT5682_PWR_ANLG_1, 0xa2af); usleep_range(15000, 20000); regmap_write(rt5682->regmap, RT5682_PWR_ANLG_1, 0xf2af); |
