This is a note to let you know that I've just added the patch titled
ASoC: rt1308-sdw: add the default value of some registers
to the 5.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
asoc-rt1308-sdw-add-the-default-value-of-some-regist.patch
and it can be found in the queue-5.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit f9e4394da8f019f5c48dbc8b8973e0f701169c57
Author: Shuming Fan <shumingf@xxxxxxxxxxx>
Date: Wed Oct 19 17:57:15 2022 +0800
ASoC: rt1308-sdw: add the default value of some registers
[ Upstream commit 75d8b1662ca5c20cf8365575222abaef18ff1f50 ]
The driver missed the default value of register 0xc070/0xc360.
This patch adds that default value to avoid invalid register access
when the device doesn't be enumerated yet.
BugLink: https://github.com/thesofproject/linux/issues/3924
Signed-off-by: Shuming Fan <shumingf@xxxxxxxxxxx>
Link: https://lore.kernel.org/r/20221019095715.31082-1-shumingf@xxxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/sound/soc/codecs/rt1308-sdw.h b/sound/soc/codecs/rt1308-sdw.h
index c5ce75666dcc..98293d73ebab 100644
--- a/sound/soc/codecs/rt1308-sdw.h
+++ b/sound/soc/codecs/rt1308-sdw.h
@@ -139,9 +139,11 @@ static const struct reg_default rt1308_reg_defaults[] = {
{ 0x3005, 0x23 },
{ 0x3008, 0x02 },
{ 0x300a, 0x00 },
+ { 0xc000 | (RT1308_DATA_PATH << 4), 0x00 },
{ 0xc003 | (RT1308_DAC_SET << 4), 0x00 },
{ 0xc001 | (RT1308_POWER << 4), 0x00 },
{ 0xc002 | (RT1308_POWER << 4), 0x00 },
+ { 0xc000 | (RT1308_POWER_STATUS << 4), 0x00 },
};
#define RT1308_SDW_OFFSET 0xc000
