ALSA: ASoC: Add WM8903 CODEC driver
The WM8903 is a high performance ultra-low power stereo CODEC optimised
for portable audio applications. Features include:
* 5mW power consumption for DAC to headphone playback
* Stereo DAC SNR 96dB typical, THD -86dB typical
* Stereo ADC SNR 93dB typical, THD -80dB typical
* Up to 3 single ended inputs per stereo channel
* Up to 2 pseudo differential inputs per stereo channel
* Up to 1 fully differential mic input per stereo channel
* Digital Dynamic Range Controller (compressor/limiter)
* Digital sidetone mixing
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index eb79c5c..5d77dc3 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -10,6 +10,7 @@
select SND_SOC_WM8750
select SND_SOC_WM8753
select SND_SOC_WM8900
+ select SND_SOC_WM8903
select SND_SOC_WM8990
select SND_SOC_CS4270
select SND_SOC_TLV320AIC26
@@ -54,6 +55,9 @@
config SND_SOC_WM8900
tristate
+config SND_SOC_WM8903
+ tristate
+
config SND_SOC_WM8990
tristate