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ASoC: Start WM8962 FLL if SYSCLK is enabled

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Since we have code to automatically manage the start and stop of the FLL
based on the SYSCLK widget if SYSCLK is already enabled and the FLL is
configured then we need to start it up.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2011-11-01 15:19:23 +00:00
parent 3ff51c859f
commit 2a761cde31
1 changed files with 4 additions and 0 deletions
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4
sound/soc/codecs/wm8962.c
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@ -3394,6 +3394,7 @@ static int wm8962_set_fll(struct snd_soc_codec *codec, int fll_id, int source,
unsigned long timeout; unsigned long timeout;
int ret; int ret;
int fll1 = snd_soc_read(codec, WM8962_FLL_CONTROL_1) & WM8962_FLL_ENA; int fll1 = snd_soc_read(codec, WM8962_FLL_CONTROL_1) & WM8962_FLL_ENA;
int sysclk = snd_soc_read(codec, WM8962_CLOCKING2) & WM8962_SYSCLK_ENA;
/* Any change? */ /* Any change? */
if (source == wm8962->fll_src && Fref == wm8962->fll_fref && if (source == wm8962->fll_src && Fref == wm8962->fll_fref &&
@ -3454,6 +3455,9 @@ static int wm8962_set_fll(struct snd_soc_codec *codec, int fll_id, int source,
try_wait_for_completion(&wm8962->fll_lock); try_wait_for_completion(&wm8962->fll_lock);
if (sysclk)
fll1 |= WM8962_FLL_ENA;
snd_soc_update_bits(codec, WM8962_FLL_CONTROL_1, snd_soc_update_bits(codec, WM8962_FLL_CONTROL_1,
WM8962_FLL_FRAC | WM8962_FLL_REFCLK_SRC_MASK | WM8962_FLL_FRAC | WM8962_FLL_REFCLK_SRC_MASK |
WM8962_FLL_ENA, fll1); WM8962_FLL_ENA, fll1);