[PATCH 5.19 34/72] ASoC: rt5640: Fix the JD voltage dropping issue

From: Greg Kroah-Hartman
Date: Fri Sep 02 2022 - 08:57:18 EST


From: Oder Chiou <oder_chiou@xxxxxxxxxxx>

[ Upstream commit afb176d45870048eea540991b082208270824037 ]

The patch fixes the JD voltage dropping issue in the HDA JD using.

Signed-off-by: Oder Chiou <oder_chiou@xxxxxxxxxxx>
Reported-by: Mohan Kumar D <mkumard@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20220808052836.25791-1-oder_chiou@xxxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
sound/soc/codecs/rt5640.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c
index 18b3da9211e32..5ada0d318d0ff 100644
--- a/sound/soc/codecs/rt5640.c
+++ b/sound/soc/codecs/rt5640.c
@@ -1986,7 +1986,7 @@ static int rt5640_set_bias_level(struct snd_soc_component *component,
snd_soc_component_write(component, RT5640_PWR_MIXER, 0x0000);
if (rt5640->jd_src == RT5640_JD_SRC_HDA_HEADER)
snd_soc_component_write(component, RT5640_PWR_ANLG1,
- 0x0018);
+ 0x2818);
else
snd_soc_component_write(component, RT5640_PWR_ANLG1,
0x0000);
@@ -2592,7 +2592,8 @@ static void rt5640_enable_hda_jack_detect(
snd_soc_component_update_bits(component, RT5640_DUMMY1, 0x400, 0x0);

snd_soc_component_update_bits(component, RT5640_PWR_ANLG1,
- RT5640_PWR_VREF2, RT5640_PWR_VREF2);
+ RT5640_PWR_VREF2 | RT5640_PWR_MB | RT5640_PWR_BG,
+ RT5640_PWR_VREF2 | RT5640_PWR_MB | RT5640_PWR_BG);
usleep_range(10000, 15000);
snd_soc_component_update_bits(component, RT5640_PWR_ANLG1,
RT5640_PWR_FV2, RT5640_PWR_FV2);
--
2.35.1