ASoC: rt5682: fix i2c arbitration lost issue (bc094709) · Commits · 戴 / test

This patch modified the HW initial setting to fix i2c arbitration lost issue. Signed-off-by:

sound/soc/codecs/rt5682.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -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);