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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-01-31 16:16:47 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-01-31 19:29:58 +0000 |
| commit | f959dee9c7b5e36a139e1e8fcfedbddfea65d00d (patch) | |
| tree | 4392179b08a3d963d079af1ea78089f7d556f0dd /sound/soc/codecs/wm8994.c | |
| parent | 5aa44b132eca1d08f5bb9c5c5cb46eec612db686 (diff) | |
| download | blackbird-op-linux-f959dee9c7b5e36a139e1e8fcfedbddfea65d00d.tar.gz blackbird-op-linux-f959dee9c7b5e36a139e1e8fcfedbddfea65d00d.zip | |
ASoC: wm_hubs: Push check for idle_bias_off out into drivers
For later wm_hubs devices we have much less need to keep the biases up
even when using single ended line outputs so flag idle_bias_off for
everything except the WM8993 and WM8994.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/wm8994.c')
| -rw-r--r-- | sound/soc/codecs/wm8994.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index 11ca19b72d7d..c26291844e5d 100644 --- a/sound/soc/codecs/wm8994.c +++ b/sound/soc/codecs/wm8994.c @@ -3396,10 +3396,18 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec) pm_runtime_enable(codec->dev); pm_runtime_resume(codec->dev); + /* By default use idle_bias_off, will override for WM8994 */ + codec->dapm.idle_bias_off = 1; + /* Set revision-specific configuration */ wm8994->revision = snd_soc_read(codec, WM8994_CHIP_REVISION); switch (control->type) { case WM8994: + /* Single ended line outputs should have VMID on. */ + if (!wm8994->pdata->lineout1_diff || + !wm8994->pdata->lineout2_diff) + codec->dapm.idle_bias_off = 0; + switch (wm8994->revision) { case 2: case 3: |
