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Commit 45c04704 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Mark Brown
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ASoC: twl6040: Disconnect AUX output pads on digital mute 



Disconnect also the path to AUXL from the HF path during digital_mute to
avoid pop noise leakage to Line-out pads.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 29cf67b9

include/linux/mfd/twl6040.h

+1 −0
Original line number Diff line number Diff line
@@ -134,6 +134,7 @@ 
#define TWL6040_HFDACENA		(1 << 0)

#define TWL6040_HFPGAENA		(1 << 1)

#define TWL6040_HFDRVENA		(1 << 4)

#define TWL6040_HFSWENA			(1 << 6)



/* VIBCTLL/R (0x18/0x1A) fields */

sound/soc/codecs/twl6040.c

+2 −2
Original line number Diff line number Diff line
@@ -983,9 +983,9 @@ static void twl6040_mute_path(struct snd_soc_codec *codec, enum twl6040_dai_id i 
		if (mute) {

			/* Power down drivers and DACs */

			hflctl &= ~(TWL6040_HFDACENA | TWL6040_HFPGAENA |

				    TWL6040_HFDRVENA);

				    TWL6040_HFDRVENA | TWL6040_HFSWENA);

			hfrctl &= ~(TWL6040_HFDACENA | TWL6040_HFPGAENA |

				    TWL6040_HFDRVENA);

				    TWL6040_HFDRVENA | TWL6040_HFSWENA);

		}



		twl6040_reg_write(twl6040, TWL6040_REG_HFLCTL, hflctl);