From c3c9b17d27887f7b2f6b85d0a364b009b8436539 Mon Sep 17 00:00:00 2001 From: Vlad Karpovich Date: Thu, 31 Aug 2023 11:20:42 -0500 Subject: [PATCH] ASoC: cs35l45: Add AMP Enable Switch control The "AMP Enable Switch" is useful in systems with multiple amplifiers connected to the same audio bus but not all of them are needed for all use cases. Signed-off-by: Vlad Karpovich Acked-by: Ricardo Rivera-Matos Acked-by: Charles Keepax Link: https://lore.kernel.org/r/20230831162042.471801-4-vkarpovi@opensource.cirrus.com Signed-off-by: Mark Brown --- sound/soc/codecs/cs35l45.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/sound/soc/codecs/cs35l45.c b/sound/soc/codecs/cs35l45.c index 52d58b61372e9..b68853e42fd1e 100644 --- a/sound/soc/codecs/cs35l45.c +++ b/sound/soc/codecs/cs35l45.c @@ -417,6 +417,8 @@ static const struct snd_kcontrol_new cs35l45_dsp_muxes[] = { static const struct snd_kcontrol_new cs35l45_dac_muxes[] = { SOC_DAPM_ENUM("DACPCM Source", cs35l45_dacpcm_enums[0]), }; +static const struct snd_kcontrol_new amp_en_ctl = + SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0); static const struct snd_soc_dapm_widget cs35l45_dapm_widgets[] = { SND_SOC_DAPM_SPK("DSP1 Preload", NULL), @@ -479,6 +481,8 @@ static const struct snd_soc_dapm_widget cs35l45_dapm_widgets[] = { SND_SOC_DAPM_MUX("DACPCM Source", SND_SOC_NOPM, 0, 0, &cs35l45_dac_muxes[0]), + SND_SOC_DAPM_SWITCH("AMP Enable", SND_SOC_NOPM, 0, 0, &_en_ctl), + SND_SOC_DAPM_OUT_DRV("AMP", SND_SOC_NOPM, 0, 0, NULL, 0), SND_SOC_DAPM_OUTPUT("SPK"), @@ -586,7 +590,8 @@ static const struct snd_soc_dapm_route cs35l45_dapm_routes[] = { CS35L45_DAC_MUX_ROUTE("DACPCM"), - { "SPK", NULL, "AMP"}, + { "AMP Enable", "Switch", "AMP" }, + { "SPK", NULL, "AMP Enable"}, }; static const char * const amplifier_mode_texts[] = {"SPK", "RCV"}; -- 2.30.2