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Commit 35e7ec72 authored by Mangesh Kunchamwar's avatar Mangesh Kunchamwar Committed by Meng Wang
Browse files

asoc: qcs405: enable lineout booster GPIO 



Activate lineout booster GPIO during starting lineout usecase
and disable during shuttingdown the lineout usecase in qcs405.

Change-Id: I83877e6a531efc4b571d9868f1b019af5d9b1b82
Signed-off-by: default avatarMangesh Kunchamwar <mangeshk@codeaurora.org>
parent 2b5cb6ac

asoc/qcs405.c

+29 −2
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/* Copyright (c) 2018, The Linux Foundation. All rights reserved.

/* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.

 */

#include <linux/clk.h>

#include <linux/delay.h>
@@ -179,6 +179,7 @@ struct msm_asoc_mach_data { 
	struct device_node *dmic_23_gpio_p; /* used by pinctrl API */

	struct device_node *dmic_45_gpio_p; /* used by pinctrl API */

	struct device_node *dmic_67_gpio_p; /* used by pinctrl API */

	struct device_node *lineout_booster_gpio_p; /* used by pinctrl API */

	struct device_node *mi2s_gpio_p[MI2S_MAX]; /* used by pinctrl API */

	int dmic_01_gpio_cnt;

	int dmic_23_gpio_cnt;
@@ -3838,6 +3839,30 @@ static int msm_mclk_event(struct snd_soc_dapm_widget *w, 
	return 0;

}



static int msm_lineout_booster_ctrl_event(struct snd_soc_dapm_widget *w,

			       struct snd_kcontrol *k, int event)

{

	struct snd_soc_component *component =

			snd_soc_dapm_to_component(w->dapm);

	struct snd_soc_card *card = component->card;

	struct msm_asoc_mach_data *pdata =

				snd_soc_card_get_drvdata(card);



	pr_debug("%s: event = %d\n", __func__, event);

	switch (event) {

	case SND_SOC_DAPM_POST_PMU:

		msm_cdc_pinctrl_select_active_state(

					pdata->lineout_booster_gpio_p);

		break;

	case SND_SOC_DAPM_PRE_PMD:

		msm_cdc_pinctrl_select_sleep_state(

					pdata->lineout_booster_gpio_p);

		break;

	}



	return 0;

}



static const struct snd_soc_dapm_widget msm_dapm_widgets[] = {



	SND_SOC_DAPM_SUPPLY("MCLK",  SND_SOC_NOPM, 0, 0,
@@ -3847,6 +3872,7 @@ static const struct snd_soc_dapm_widget msm_dapm_widgets[] = { 
	SND_SOC_DAPM_SUPPLY("MCLK TX",  SND_SOC_NOPM, 0, 0,

	msm_mclk_tx_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),



	SND_SOC_DAPM_SPK("lineout booster", msm_lineout_booster_ctrl_event),

	SND_SOC_DAPM_MIC("Analog Mic3", NULL),

	SND_SOC_DAPM_MIC("Analog Mic4", NULL),
@@ -5047,7 +5073,6 @@ static int msm_snd_hw_params(struct snd_pcm_substream *substream, 
	return ret;

}





static int msm_snd_cdc_dma_hw_params(struct snd_pcm_substream *substream,

			     struct snd_pcm_hw_params *params)

{
@@ -8603,6 +8628,8 @@ static int msm_asoc_machine_probe(struct platform_device *pdev) 
					"qcom,cdc-dmic45-gpios", 0);

	pdata->dmic_67_gpio_p = of_parse_phandle(pdev->dev.of_node,

					"qcom,cdc-dmic67-gpios", 0);

	pdata->lineout_booster_gpio_p = of_parse_phandle(pdev->dev.of_node,

					"qcom,lineout-booster-gpio", 0);



	pdata->mi2s_gpio_p[PRIM_MI2S] = of_parse_phandle(pdev->dev.of_node,

					"qcom,pri-mi2s-gpios", 0);