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ASoC: Manage thermal shutdown for WM8962
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Disable the thermal shutdown circuits for headphone and speaker when the
relevant outputs are not enabled in order to save current in idle modes.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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Mark Brown committed Nov 4, 2011
1 parent a04e0c8 commit 94b88e6
Showing 1 changed file with 8 additions and 0 deletions.
8 changes: 8 additions & 0 deletions sound/soc/codecs/wm8962.c
Original file line number Diff line number Diff line change
Expand Up @@ -2679,6 +2679,8 @@ SND_SOC_DAPM_SUPPLY("TOCLK", WM8962_ADDITIONAL_CONTROL_1, 0, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY_S("DSP2", 1, WM8962_DSP2_POWER_MANAGEMENT,
WM8962_DSP2_ENA_SHIFT, 0, dsp2_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_SUPPLY("TEMP_HP", WM8962_ADDITIONAL_CONTROL_4, 2, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("TEMP_SPK", WM8962_ADDITIONAL_CONTROL_4, 1, 0, NULL, 0),

SND_SOC_DAPM_MIXER("INPGAL", WM8962_LEFT_INPUT_PGA_CONTROL, 4, 0,
inpgal, ARRAY_SIZE(inpgal)),
Expand Down Expand Up @@ -2834,6 +2836,9 @@ static const struct snd_soc_dapm_route wm8962_intercon[] = {

{ "HPOUTL", NULL, "HPOUT" },
{ "HPOUTR", NULL, "HPOUT" },

{ "HPOUTL", NULL, "TEMP_HP" },
{ "HPOUTR", NULL, "TEMP_HP" },
};

static const struct snd_soc_dapm_route wm8962_spk_mono_intercon[] = {
Expand All @@ -2850,6 +2855,7 @@ static const struct snd_soc_dapm_route wm8962_spk_mono_intercon[] = {
{ "Speaker Output", NULL, "Speaker PGA" },
{ "Speaker Output", NULL, "SYSCLK" },
{ "Speaker Output", NULL, "TOCLK" },
{ "Speaker Output", NULL, "TEMP_SPK" },

{ "SPKOUT", NULL, "Speaker Output" },
};
Expand Down Expand Up @@ -2878,10 +2884,12 @@ static const struct snd_soc_dapm_route wm8962_spk_stereo_intercon[] = {
{ "SPKOUTL Output", NULL, "SPKOUTL PGA" },
{ "SPKOUTL Output", NULL, "SYSCLK" },
{ "SPKOUTL Output", NULL, "TOCLK" },
{ "SPKOUTL Output", NULL, "TEMP_SPK" },

{ "SPKOUTR Output", NULL, "SPKOUTR PGA" },
{ "SPKOUTR Output", NULL, "SYSCLK" },
{ "SPKOUTR Output", NULL, "TOCLK" },
{ "SPKOUTR Output", NULL, "TEMP_SPK" },

{ "SPKOUTL", NULL, "SPKOUTL Output" },
{ "SPKOUTR", NULL, "SPKOUTR Output" },
Expand Down

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