ASoC: Implement new DC servo readback mode for late WM8994 revisions

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Later WM8994 devices implement a new DC servo readback mode with the
register used to access the offset moved to register 0x59. Implement
support for this and enable it on the appropriate devices.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>

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This commit is contained in:

Mark Brown 2011-08-01 13:02:17 +09:00

parent 25032c119e

commit 79ef0abcd8

3 changed files with 18 additions and 5 deletions

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1

include/linux/mfd/wm8994/registers.h

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3

sound/soc/codecs/wm8994.c

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19

sound/soc/codecs/wm_hubs.c

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