From d0dcf5bcc126bab7865b03c332bc4cea8c9486d3 Mon Sep 17 00:00:00 2001 From: Ajay Kumar Nandam Date: Mon, 23 Mar 2026 13:16:24 +0530 Subject: [PATCH] ASoC: codecs: wcd937x: enable AUX PA and add AUX-related mixer controls Enable AUX PA power sequencing by toggling the AUXPA control during AUX DAC DAPM events and ensure the required RX supplies are enabled while the AUX PA is active. Add missing mixer controls for AUX-related paths, including CLSH PA and DSD left/right switches, to allow proper routing and control from userspace. This fixes AUX playback bring-up on platforms using WCD937x. Signed-off-by: Ajay Kumar Nandam --- sound/soc/codecs/wcd937x.c | 26 +++++++++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-) diff --git a/sound/soc/codecs/wcd937x.c b/sound/soc/codecs/wcd937x.c index 10a2d598caa71e..b086ddee5ece87 100644 --- a/sound/soc/codecs/wcd937x.c +++ b/sound/soc/codecs/wcd937x.c @@ -546,6 +546,9 @@ static int wcd937x_codec_aux_dac_event(struct snd_soc_dapm_widget *w, snd_soc_component_update_bits(component, WCD937X_DIGITAL_CDC_ANA_CLK_CTL, BIT(2), BIT(2)); + snd_soc_component_update_bits(component, + WCD937X_AUX_AUXPA, + BIT(4), BIT(4)); snd_soc_component_update_bits(component, WCD937X_DIGITAL_CDC_DIG_CLK_CTL, BIT(2), BIT(2)); @@ -562,6 +565,9 @@ static int wcd937x_codec_aux_dac_event(struct snd_soc_dapm_widget *w, snd_soc_component_update_bits(component, WCD937X_DIGITAL_CDC_ANA_CLK_CTL, BIT(2), 0x00); + snd_soc_component_update_bits(component, + WCD937X_AUX_AUXPA, + BIT(4), 0x00); break; } @@ -730,10 +736,23 @@ static int wcd937x_codec_enable_aux_pa(struct snd_soc_dapm_widget *w, snd_soc_component_update_bits(component, WCD937X_ANA_RX_SUPPLIES, BIT(1), BIT(1)); + /* Enable AUX PA related RX supplies */ + snd_soc_component_update_bits(component, + WCD937X_ANA_RX_SUPPLIES, + BIT(6), BIT(6)); + snd_soc_component_update_bits(component, + WCD937X_ANA_RX_SUPPLIES, + BIT(7), BIT(7)); enable_irq(wcd937x->aux_pdm_wd_int); break; case SND_SOC_DAPM_PRE_PMD: disable_irq_nosync(wcd937x->aux_pdm_wd_int); + snd_soc_component_update_bits(component, + WCD937X_ANA_RX_SUPPLIES, + BIT(6), 0x00); + snd_soc_component_update_bits(component, + WCD937X_ANA_RX_SUPPLIES, + BIT(7), 0x00); break; case SND_SOC_DAPM_POST_PMD: usleep_range(2000, 2010); @@ -2051,7 +2070,12 @@ static const struct snd_kcontrol_new wcd937x_snd_controls[] = { wcd937x_get_swr_port, wcd937x_set_swr_port), SOC_SINGLE_EXT("LO Switch", WCD937X_LO, 0, 1, 0, wcd937x_get_swr_port, wcd937x_set_swr_port), - + SOC_SINGLE_EXT("CLSH PA Switch", WCD937X_CLSH, 0, 1, 0, + wcd937x_get_swr_port, wcd937x_set_swr_port), + SOC_SINGLE_EXT("DSD_L Switch", WCD937X_DSD_L, 0, 1, 0, + wcd937x_get_swr_port, wcd937x_set_swr_port), + SOC_SINGLE_EXT("DSD_R Switch", WCD937X_DSD_R, 0, 1, 0, + wcd937x_get_swr_port, wcd937x_set_swr_port), SOC_SINGLE_EXT("ADC1 Switch", WCD937X_ADC1, 1, 1, 0, wcd937x_get_swr_port, wcd937x_set_swr_port), SOC_SINGLE_EXT("ADC2 Switch", WCD937X_ADC2, 1, 1, 0,