diff options
| -rw-r--r-- | sound/soc/codecs/sta32x.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/sound/soc/codecs/sta32x.c b/sound/soc/codecs/sta32x.c index 9bf944ca43a1..409d89d1f34c 100644 --- a/sound/soc/codecs/sta32x.c +++ b/sound/soc/codecs/sta32x.c @@ -756,6 +756,22 @@ static int sta32x_probe(struct snd_soc_codec *codec) for (i = 0; i < STA32X_REGISTER_COUNT; i++) snd_soc_cache_write(codec, i, sta32x_regs[i]); + /* preserve reset values of reserved register bits */ + snd_soc_cache_write(codec, STA32X_CONFC, + codec->hw_read(codec, STA32X_CONFC)); + snd_soc_cache_write(codec, STA32X_CONFE, + codec->hw_read(codec, STA32X_CONFE)); + snd_soc_cache_write(codec, STA32X_CONFF, + codec->hw_read(codec, STA32X_CONFF)); + snd_soc_cache_write(codec, STA32X_MMUTE, + codec->hw_read(codec, STA32X_MMUTE)); + snd_soc_cache_write(codec, STA32X_AUTO1, + codec->hw_read(codec, STA32X_AUTO1)); + snd_soc_cache_write(codec, STA32X_AUTO3, + codec->hw_read(codec, STA32X_AUTO3)); + snd_soc_cache_write(codec, STA32X_C3CFG, + codec->hw_read(codec, STA32X_C3CFG)); + /* FIXME enable thermal warning adjustment and recovery */ snd_soc_update_bits(codec, STA32X_CONFA, STA32X_CONFA_TWAB | STA32X_CONFA_TWRB, 0); |