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ASoC: rt1308-sdw: add the default value of some registers
author
Shuming Fan
<shumingf@realtek.com>
Wed, 19 Oct 2022 09:57:15 +0000
(17:57 +0800)
committer
Mark Brown
<broonie@kernel.org>
Wed, 19 Oct 2022 12:39:33 +0000
(13:39 +0100)
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@realtek.com>
Link:
https://lore.kernel.org/r/20221019095715.31082-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/codecs/rt1308-sdw.h
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diff --git
a/sound/soc/codecs/rt1308-sdw.h
b/sound/soc/codecs/rt1308-sdw.h
index f88f52e8917e6ed4c211bb22eef306f34c5778f2..62ce277993075eb63409e4548d6c9c48bc9b6f66 100644
(file)
--- a/
sound/soc/codecs/rt1308-sdw.h
+++ b/
sound/soc/codecs/rt1308-sdw.h
@@
-139,10
+139,12
@@
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 },
{ 0xc000 | (RT1308_POWER << 4), 0x00 },
{ 0xc001 | (RT1308_POWER << 4), 0x00 },
{ 0xc002 | (RT1308_POWER << 4), 0x00 },
+ { 0xc000 | (RT1308_POWER_STATUS << 4), 0x00 },
};
#define RT1308_SDW_OFFSET 0xc000