This will save some additional power.
Signed-off-by: Mark Brown broonie@opensource.wolfsonmicro.com --- sound/soc/codecs/wm8903.c | 9 ++++++--- 1 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c index c80968f..bde7454 100644 --- a/sound/soc/codecs/wm8903.c +++ b/sound/soc/codecs/wm8903.c @@ -997,6 +997,9 @@ static int wm8903_set_bias_level(struct snd_soc_codec *codec,
case SND_SOC_BIAS_STANDBY: if (codec->bias_level == SND_SOC_BIAS_OFF) { + wm8903_write(codec, WM8903_CLOCK_RATES_2, + WM8903_CLK_SYS_ENA); + wm8903_run_sequence(codec, 0); wm8903_sync_reg_cache(codec, codec->reg_cache);
@@ -1027,6 +1030,9 @@ static int wm8903_set_bias_level(struct snd_soc_codec *codec,
case SND_SOC_BIAS_OFF: wm8903_run_sequence(codec, 32); + reg = wm8903_read(codec, WM8903_CLOCK_RATES_2); + reg &= ~WM8903_CLK_SYS_ENA; + wm8903_write(codec, WM8903_CLOCK_RATES_2, reg); break; }
@@ -1619,9 +1625,6 @@ static int wm8903_i2c_probe(struct i2c_client *i2c,
wm8903_reset(codec);
- /* SYSCLK is required for pretty much anything */ - wm8903_write(codec, WM8903_CLOCK_RATES_2, WM8903_CLK_SYS_ENA); - /* power on device */ wm8903_set_bias_level(codec, SND_SOC_BIAS_STANDBY);