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| author | Takashi Iwai <tiwai@suse.de> | 2009-07-26 11:07:03 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-07-26 11:07:03 +0200 |
| commit | 7679d5c65ba8e4d27daa9181c2f4c7e618058f29 (patch) | |
| tree | 2740ba29fd47b6a0f5cf70b5103a9db6fe622dfb /sound | |
| parent | Linux 2.6.31-rc4 (diff) | |
| parent | ASoC: tlv320aic3x: Enable PLL when not bypassed (diff) | |
| download | linux-7679d5c65ba8e4d27daa9181c2f4c7e618058f29.tar.xz linux-7679d5c65ba8e4d27daa9181c2f4c7e618058f29.zip | |
Merge branch 'fix/asoc' into for-linus
* fix/asoc:
ASoC: tlv320aic3x: Enable PLL when not bypassed
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/tlv320aic3x.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c index ab099f482487..cb0d1bf34b57 100644 --- a/sound/soc/codecs/tlv320aic3x.c +++ b/sound/soc/codecs/tlv320aic3x.c @@ -767,6 +767,7 @@ static int aic3x_hw_params(struct snd_pcm_substream *substream, int codec_clk = 0, bypass_pll = 0, fsref, last_clk = 0; u8 data, r, p, pll_q, pll_p = 1, pll_r = 1, pll_j = 1; u16 pll_d = 1; + u8 reg; /* select data word length */ data = @@ -801,8 +802,16 @@ static int aic3x_hw_params(struct snd_pcm_substream *substream, pll_q &= 0xf; aic3x_write(codec, AIC3X_PLL_PROGA_REG, pll_q << PLLQ_SHIFT); aic3x_write(codec, AIC3X_GPIOB_REG, CODEC_CLKIN_CLKDIV); - } else + /* disable PLL if it is bypassed */ + reg = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG); + aic3x_write(codec, AIC3X_PLL_PROGA_REG, reg & ~PLL_ENABLE); + + } else { aic3x_write(codec, AIC3X_GPIOB_REG, CODEC_CLKIN_PLLDIV); + /* enable PLL when it is used */ + reg = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG); + aic3x_write(codec, AIC3X_PLL_PROGA_REG, reg | PLL_ENABLE); + } /* Route Left DAC to left channel input and * right DAC to right channel input */ |