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ASoC: arizona: Add gating for clock when used for direct MCLK

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Whilst ultimately we would like to move all the clocking over to the
clock framework, as an intermediate step to get people going for now
gating the source clocks for SYSCLK/ASYNCCLK when they are configured
to come directly from an MCLK pin.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Tested-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Charles Keepax
2016-10-21 14:15:57 +01:00
committed by Mark Brown
parent 90554f2e2d
commit 7a4413d0dc
7 changed files with 71 additions and 11 deletions
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9
sound/soc/codecs/wm5102.c
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@@ -607,6 +607,9 @@ static int wm5102_sysclk_ev(struct snd_soc_dapm_widget *w,
break;
case SND_SOC_DAPM_PRE_PMD:
break;
case SND_SOC_DAPM_PRE_PMU:
case SND_SOC_DAPM_POST_PMD:
return arizona_clk_ev(w, kcontrol, event);
default:
return 0;
}
@@ -1077,9 +1080,11 @@ static const struct snd_kcontrol_new wm5102_aec_loopback_mux =
static const struct snd_soc_dapm_widget wm5102_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("SYSCLK", ARIZONA_SYSTEM_CLOCK_1, ARIZONA_SYSCLK_ENA_SHIFT,
0, wm5102_sysclk_ev,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD |
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY("ASYNCCLK", ARIZONA_ASYNC_CLOCK_1,
ARIZONA_ASYNC_CLK_ENA_SHIFT, 0, NULL, 0),
ARIZONA_ASYNC_CLK_ENA_SHIFT, 0, arizona_clk_ev,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY("OPCLK", ARIZONA_OUTPUT_SYSTEM_CLOCK,
ARIZONA_OPCLK_ENA_SHIFT, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("ASYNCOPCLK", ARIZONA_OUTPUT_ASYNC_CLOCK,