Unverified Commit 3a27875e authored by Ryan Lee's avatar Ryan Lee Committed by Mark Brown
Browse files

ASoC: max98373: Added 30ms turn on/off time delay 



Amp requires 10 ~ 30ms for the power ON and OFF.
Added 30ms delay for stability.

Signed-off-by: default avatarRyan Lee <ryans.lee@maximintegrated.com>
Link: https://lore.kernel.org/r/20210325033555.29377-2-ryans.lee@maximintegrated.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent a23f9099

sound/soc/codecs/max98373.c

+2 −0
Original line number Diff line number Diff line
@@ -28,11 +28,13 @@ static int max98373_dac_event(struct snd_soc_dapm_widget *w, 
		regmap_update_bits(max98373->regmap,

			MAX98373_R20FF_GLOBAL_SHDN,

			MAX98373_GLOBAL_EN_MASK, 1);

		usleep_range(30000, 31000);

		break;

	case SND_SOC_DAPM_POST_PMD:

		regmap_update_bits(max98373->regmap,

			MAX98373_R20FF_GLOBAL_SHDN,

			MAX98373_GLOBAL_EN_MASK, 0);

		usleep_range(30000, 31000);

		max98373->tdm_mode = false;

		break;

	default: