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4 Commits

Author SHA1 Message Date
Mark Brown
7245387e36 ASoC: Implement interrupt driven microphone detection for WM8903 
Support use of the WM8903 IRQ for reporting of microphone presence
and short detection.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
 2010-03-16 15:57:43 +00:00
Mark Brown
8abd16a65d ASoC: Add WM8903 interrupt support 
Currently used to detect completion of the write sequencer.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
 2010-03-16 15:57:15 +00:00
Mark Brown
37f88e8407 ASoC: Initial WM8903 microphone bias and short detection 
Provide support for WM8903 microphone presence and short detection
using the GPIOs to route out a logic signal suitable for handling
using snd_soc_jack_add_gpios() on the processor GPIOs.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
 2010-03-16 15:56:54 +00:00
Mark Brown
73b34ead74 ASoC: Add GPIO configuration support for WM8903 
Allow users to pass in a default configuration for the GPIOs of
the WM8903 as platform data. This allows configuration of the pin
muxing of the device.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
 2010-03-16 15:56:34 +00:00