[alsa-devel] [PATCH] ASoC: Only enable thermal shutdown when required on WM9081
The WM9081 thermal shutdown is only effective when the speaker output is enabled so disable it when that is not in use for a small current saving.
Signed-off-by: Mark Brown broonie@opensource.wolfsonmicro.com --- sound/soc/codecs/wm9081.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c index 550bf92..a4570e7 100644 --- a/sound/soc/codecs/wm9081.c +++ b/sound/soc/codecs/wm9081.c @@ -796,6 +796,7 @@ SND_SOC_DAPM_SUPPLY("CLK_SYS", WM9081_CLOCK_CONTROL_3, 0, 0, clk_sys_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_SUPPLY("CLK_DSP", WM9081_CLOCK_CONTROL_3, 1, 0, NULL, 0), SND_SOC_DAPM_SUPPLY("TOCLK", WM9081_CLOCK_CONTROL_3, 2, 0, NULL, 0), +SND_SOC_DAPM_SUPPLY("TSENSE", WM9081_POWER_MANAGEMENT, 7, 0, NULL, 0), };
@@ -818,6 +819,7 @@ static const struct snd_soc_dapm_route wm9081_audio_paths[] = { { "Speaker PGA", NULL, "CLK_SYS" },
{ "Speaker", NULL, "Speaker PGA" }, + { "Speaker", NULL, "TSENSE" },
{ "SPKN", NULL, "Speaker" }, { "SPKP", NULL, "Speaker" },
participants (1)
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Mark Brown