linux-kernel - [PATCH v2] ASoC: sgtl5000: add headphone and LINEOUT mute controls

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Message-ID: <20160831092631.013c8170@g0hl1n.net>
Date:   Wed, 31 Aug 2016 09:26:31 +0200
From:   Richard Leitner <dev@...l1n.net>
To:     alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Cc:     eric@...int.com, clemens.gruber@...ruber.com, tiwai@...e.com,
        perex@...ex.cz, broonie@...nel.org, lgirdwood@...il.com
Subject: [PATCH v2] ASoC: sgtl5000: add headphone and LINEOUT mute controls

These controls mute/unmute the LINEOUT and headphone outputs of SGTL5000
using its CHIP_ANA_CTRL register.

Signed-off-by: Richard Leitner <dev@...l1n.net>
---
CHANGES v2: fix invert value for both controls
	(sorry I've missed that in my initial tests!)
---
 sound/soc/codecs/sgtl5000.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index 527b759..a6af65d 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -411,6 +411,8 @@ static const struct snd_kcontrol_new sgtl5000_snd_controls[] = {
 			0, 8,
 			0x7f, 1,
 			headphone_volume),
+	SOC_SINGLE("Headphone Playback Switch", SGTL5000_CHIP_ANA_CTRL,
+			4, 1, 1),
 	SOC_SINGLE("Headphone Playback ZC Switch", SGTL5000_CHIP_ANA_CTRL,
 			5, 1, 0),
 
@@ -423,6 +425,7 @@ static const struct snd_kcontrol_new sgtl5000_snd_controls[] = {
 			SGTL5000_LINE_OUT_VOL_RIGHT_SHIFT,
 			0x1f, 1,
 			lineout_volume),
+	SOC_SINGLE("Lineout Playback Switch", SGTL5000_CHIP_ANA_CTRL, 8, 1, 1),
 };
 
 /* mute the codec used by alsa core */
-- 
2.9.3