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authorIngo Molnar <mingo@elte.hu>2009-08-04 13:58:28 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-04 13:58:28 +0200
commite16852cfc5580b88cb327413ab8c89375f380592 (patch)
tree67e7d5b84e2602986f2da689625e5a25d7af7bb4 /sound/soc/codecs
parentbdff78707f3ce47e891f3201c9666122a70556ce (diff)
parent74e7ff8c50b6b022e6ffaa736b16a4dc161d3eaf (diff)
downloadop-kernel-dev-e16852cfc5580b88cb327413ab8c89375f380592.zip
op-kernel-dev-e16852cfc5580b88cb327413ab8c89375f380592.tar.gz
Merge branch 'tracing/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing into tracing/urgent
Diffstat (limited to 'sound/soc/codecs')
-rw-r--r--sound/soc/codecs/tlv320aic3x.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index ab099f4..cb0d1bf 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 */
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