All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH AUTOSEL 5.4 001/187] ASoC: rt5682: fix i2c arbitration lost issue
@ 2019-12-27 17:26 ` Sasha Levin
  0 siblings, 0 replies; 8+ messages in thread
From: Sasha Levin @ 2019-12-27 17:26 UTC (permalink / raw)
  To: linux-kernel, stable; +Cc: Shuming Fan, Mark Brown, Sasha Levin, alsa-devel

From: Shuming Fan <shumingf@realtek.com>

[ Upstream commit bc094709de0192a756c6946a7c89c543243ae609 ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 sound/soc/codecs/rt5682.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/codecs/rt5682.c b/sound/soc/codecs/rt5682.c
index c50b75ce82e0..05e883a65d7a 100644
--- a/sound/soc/codecs/rt5682.c
+++ b/sound/soc/codecs/rt5682.c
@@ -72,6 +72,7 @@ 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[] = {
@@ -2481,6 +2482,7 @@ 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);
-- 
2.20.1


^ permalink raw reply	[flat|nested] 8+ messages in thread
* [PATCH AUTOSEL 5.4 001/187] ASoC: rt5682: fix i2c arbitration lost issue
@ 2019-12-27 17:37 Sasha Levin
  2019-12-27 17:37 ` [PATCH AUTOSEL 5.4 003/187] regulator: fix use after free issue Sasha Levin
  0 siblings, 1 reply; 8+ messages in thread
From: Sasha Levin @ 2019-12-27 17:37 UTC (permalink / raw)
  To: linux-kernel, stable; +Cc: Shuming Fan, Mark Brown, Sasha Levin, alsa-devel

From: Shuming Fan <shumingf@realtek.com>

[ Upstream commit bc094709de0192a756c6946a7c89c543243ae609 ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 sound/soc/codecs/rt5682.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/codecs/rt5682.c b/sound/soc/codecs/rt5682.c
index c50b75ce82e0..05e883a65d7a 100644
--- a/sound/soc/codecs/rt5682.c
+++ b/sound/soc/codecs/rt5682.c
@@ -72,6 +72,7 @@ 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[] = {
@@ -2481,6 +2482,7 @@ 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);
-- 
2.20.1


^ permalink raw reply	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2019-12-27 22:45 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-12-27 17:26 [PATCH AUTOSEL 5.4 001/187] ASoC: rt5682: fix i2c arbitration lost issue Sasha Levin
2019-12-27 17:26 ` [alsa-devel] " Sasha Levin
2019-12-27 17:26 ` [PATCH AUTOSEL 5.4 002/187] spi: pxa2xx: Add support for Intel Jasper Lake Sasha Levin
2019-12-27 17:26   ` Sasha Levin
2019-12-27 17:26 ` [PATCH AUTOSEL 5.4 003/187] regulator: fix use after free issue Sasha Levin
2019-12-27 22:43 ` [PATCH AUTOSEL 5.4 001/187] ASoC: rt5682: fix i2c arbitration lost issue Mark Brown
2019-12-27 22:43   ` [alsa-devel] " Mark Brown
2019-12-27 17:37 Sasha Levin
2019-12-27 17:37 ` [PATCH AUTOSEL 5.4 003/187] regulator: fix use after free issue Sasha Levin

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.