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ASoC: cs35l41: Add support for hibernate memory retention mode
authorCharles Keepax <ckeepax@opensource.cirrus.com>
Fri, 7 Jan 2022 16:06:36 +0000 (16:06 +0000)
committerMark Brown <broonie@kernel.org>
Fri, 7 Jan 2022 17:14:27 +0000 (17:14 +0000)
commitf517ba4924ad026f2583553db02f3c8bc69de88b
tree35ab35dcf133f0c45c4a7dc962298209b7563675
parentd92321bbe46b0ecae0941461379d39599610d869
ASoC: cs35l41: Add support for hibernate memory retention mode

The cs35l41 supports a low power DSP memory retention mode. Add support
for entering this mode when then device is not in use.

Co-authored-by: David Rhodes <david.rhodes@cirrus.com>
Signed-off-by: David Rhodes <david.rhodes@cirrus.com>
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220107160636.6555-3-ckeepax@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
include/sound/cs35l41.h
sound/soc/codecs/cs35l41-i2c.c
sound/soc/codecs/cs35l41-lib.c
sound/soc/codecs/cs35l41-spi.c
sound/soc/codecs/cs35l41.c
sound/soc/codecs/cs35l41.h