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authorOder Chiou <oder_chiou@realtek.com>2015-02-25 04:36:14 -0500
committerMark Brown <broonie@kernel.org>2015-03-02 12:22:59 -0500
commitcbca4076d156c93cedadabb0e463ba0db16bb166 (patch)
tree6ebfb039d9633f8a10c7010ae36abf0ebb01156c
parentab1f70952f61504f60805f13660c8740adcbe14f (diff)
ASoC: rt5677: Keep the LDO2 powered while used in the suspend mode
The patch keeps the ldo2 power while the DSP function of "Voice Wake Up" used in the suspend mode. Signed-off-by: Oder Chiou <oder_chiou@realtek.com> Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--sound/soc/codecs/rt5677.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index ab62777dbd33..5ff7ffaec5cc 100644
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -4513,10 +4513,10 @@ static int rt5677_suspend(struct snd_soc_codec *codec)
4513 if (!rt5677->dsp_vad_en) { 4513 if (!rt5677->dsp_vad_en) {
4514 regcache_cache_only(rt5677->regmap, true); 4514 regcache_cache_only(rt5677->regmap, true);
4515 regcache_mark_dirty(rt5677->regmap); 4515 regcache_mark_dirty(rt5677->regmap);
4516 }
4517 4516
4518 if (gpio_is_valid(rt5677->pow_ldo2)) 4517 if (gpio_is_valid(rt5677->pow_ldo2))
4519 gpio_set_value_cansleep(rt5677->pow_ldo2, 0); 4518 gpio_set_value_cansleep(rt5677->pow_ldo2, 0);
4519 }
4520 4520
4521 return 0; 4521 return 0;
4522} 4522}
@@ -4525,12 +4525,12 @@ static int rt5677_resume(struct snd_soc_codec *codec)
4525{ 4525{
4526 struct rt5677_priv *rt5677 = snd_soc_codec_get_drvdata(codec); 4526 struct rt5677_priv *rt5677 = snd_soc_codec_get_drvdata(codec);
4527 4527
4528 if (gpio_is_valid(rt5677->pow_ldo2)) {
4529 gpio_set_value_cansleep(rt5677->pow_ldo2, 1);
4530 msleep(10);
4531 }
4532
4533 if (!rt5677->dsp_vad_en) { 4528 if (!rt5677->dsp_vad_en) {
4529 if (gpio_is_valid(rt5677->pow_ldo2)) {
4530 gpio_set_value_cansleep(rt5677->pow_ldo2, 1);
4531 msleep(10);
4532 }
4533
4534 regcache_cache_only(rt5677->regmap, false); 4534 regcache_cache_only(rt5677->regmap, false);
4535 regcache_sync(rt5677->regmap); 4535 regcache_sync(rt5677->regmap);
4536 } 4536 }