16 files changed, 683 insertions, 42 deletions

diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig
index 2696ffcba880..cc7c1de2f1d9 100644
--- a/sound/soc/qcom/Kconfig
+++ b/sound/soc/qcom/Kconfig
@@ -106,6 +106,7 @@ config SND_SOC_QDSP6
 config SND_SOC_MSM8996
 	tristate "SoC Machine driver for MSM8996 and APQ8096 boards"
 	depends on QCOM_APR
+	depends on COMMON_CLK
 	select SND_SOC_QDSP6
 	select SND_SOC_QCOM_COMMON
 	help
@@ -127,4 +128,28 @@ config SND_SOC_SDM845
 	  SDM845 SoC-based systems.
 	  Say Y if you want to use audio device on this SoCs.
 
+config SND_SOC_SM8250
+	tristate "SoC Machine driver for SM8250 boards"
+	depends on QCOM_APR && SOUNDWIRE
+	depends on COMMON_CLK
+	select SND_SOC_QDSP6
+	select SND_SOC_QCOM_COMMON
+	help
+	  To add support for audio on Qualcomm Technologies Inc.
+	  SM8250 SoC-based systems.
+	  Say Y if you want to use audio device on this SoCs.
+
+config SND_SOC_SC7180
+	tristate "SoC Machine driver for SC7180 boards"
+	depends on I2C
+	select SND_SOC_QCOM_COMMON
+	select SND_SOC_LPASS_SC7180
+	select SND_SOC_MAX98357A
+	select SND_SOC_RT5682_I2C
+	select SND_SOC_ADAU7002
+	help
+	  To add support for audio on Qualcomm Technologies Inc.
+	  SC7180 SoC-based systems.
+	  Say Y if you want to use audio device on this SoCs.
+
 endif #SND_SOC_QCOM
diff --git a/sound/soc/qcom/Makefile b/sound/soc/qcom/Makefile
index 0bd90d74e3db..1600ae55bd34 100644
--- a/sound/soc/qcom/Makefile
+++ b/sound/soc/qcom/Makefile
@@ -18,13 +18,17 @@ obj-$(CONFIG_SND_SOC_LPASS_SC7180) += snd-soc-lpass-sc7180.o
 snd-soc-storm-objs := storm.o
 snd-soc-apq8016-sbc-objs := apq8016_sbc.o
 snd-soc-apq8096-objs := apq8096.o
+snd-soc-sc7180-objs := sc7180.o
 snd-soc-sdm845-objs := sdm845.o
+snd-soc-sm8250-objs := sm8250.o
 snd-soc-qcom-common-objs := common.o
 
 obj-$(CONFIG_SND_SOC_STORM) += snd-soc-storm.o
 obj-$(CONFIG_SND_SOC_APQ8016_SBC) += snd-soc-apq8016-sbc.o
 obj-$(CONFIG_SND_SOC_MSM8996) += snd-soc-apq8096.o
+obj-$(CONFIG_SND_SOC_SC7180) += snd-soc-sc7180.o
 obj-$(CONFIG_SND_SOC_SDM845) += snd-soc-sdm845.o
+obj-$(CONFIG_SND_SOC_SM8250) += snd-soc-sm8250.o
 obj-$(CONFIG_SND_SOC_QCOM_COMMON) += snd-soc-qcom-common.o
 
 #DSP lib
diff --git a/sound/soc/qcom/apq8016_sbc.c b/sound/soc/qcom/apq8016_sbc.c
index 575e2aefefe3..270986b2f102 100644
--- a/sound/soc/qcom/apq8016_sbc.c
+++ b/sound/soc/qcom/apq8016_sbc.c
@@ -167,7 +167,7 @@ static int apq8016_sbc_platform_probe(struct platform_device *pdev)
 	return devm_snd_soc_register_card(&pdev->dev, card);
 }
 
-static const struct of_device_id apq8016_sbc_device_id[]  = {
+static const struct of_device_id apq8016_sbc_device_id[] __maybe_unused = {
 	{ .compatible = "qcom,apq8016-sbc-sndcard" },
 	{},
 };
diff --git a/sound/soc/qcom/common.c b/sound/soc/qcom/common.c
index 54660f126d09..09af00700700 100644
--- a/sound/soc/qcom/common.c
+++ b/sound/soc/qcom/common.c
@@ -58,7 +58,7 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
 		dlc = devm_kzalloc(dev, 2 * sizeof(*dlc), GFP_KERNEL);
 		if (!dlc) {
 			ret = -ENOMEM;
-			goto err;
+			goto err_put_np;
 		}
 
 		link->cpus	= &dlc[0];
@@ -70,7 +70,7 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
 		ret = of_property_read_string(np, "link-name", &link->name);
 		if (ret) {
 			dev_err(card->dev, "error getting codec dai_link name\n");
-			goto err;
+			goto err_put_np;
 		}
 
 		cpu = of_get_child_by_name(np, "cpu");
@@ -130,8 +130,10 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
 		} else {
 			/* DPCM frontend */
 			dlc = devm_kzalloc(dev, sizeof(*dlc), GFP_KERNEL);
-			if (!dlc)
-				return -ENOMEM;
+			if (!dlc) {
+				ret = -ENOMEM;
+				goto err;
+			}
 
 			link->codecs	 = dlc;
 			link->num_codecs = 1;
@@ -158,10 +160,11 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
 
 	return 0;
 err:
-	of_node_put(np);
 	of_node_put(cpu);
 	of_node_put(codec);
 	of_node_put(platform);
+err_put_np:
+	of_node_put(np);
 	return ret;
 }
 EXPORT_SYMBOL(qcom_snd_parse_of);
diff --git a/sound/soc/qcom/lpass-apq8016.c b/sound/soc/qcom/lpass-apq8016.c
index 0aedb3a0a798..8507ef8f6679 100644
--- a/sound/soc/qcom/lpass-apq8016.c
+++ b/sound/soc/qcom/lpass-apq8016.c
@@ -291,7 +291,7 @@ static struct lpass_variant apq8016_data = {
 	.free_dma_channel	= apq8016_lpass_free_dma_channel,
 };
 
-static const struct of_device_id apq8016_lpass_cpu_device_id[] = {
+static const struct of_device_id apq8016_lpass_cpu_device_id[] __maybe_unused = {
 	{ .compatible = "qcom,lpass-cpu-apq8016", .data = &apq8016_data },
 	{}
 };
diff --git a/sound/soc/qcom/lpass-cpu.c b/sound/soc/qcom/lpass-cpu.c
index 426235a217ec..af684fd19ab9 100644
--- a/sound/soc/qcom/lpass-cpu.c
+++ b/sound/soc/qcom/lpass-cpu.c
@@ -673,7 +673,7 @@ static bool lpass_hdmi_regmap_volatile(struct device *dev, unsigned int reg)
 	return false;
 }
 
-struct regmap_config lpass_hdmi_regmap_config = {
+static struct regmap_config lpass_hdmi_regmap_config = {
 	.reg_bits = 32,
 	.reg_stride = 4,
 	.val_bits = 32,
@@ -914,5 +914,15 @@ int asoc_qcom_lpass_cpu_platform_remove(struct platform_device *pdev)
 }
 EXPORT_SYMBOL_GPL(asoc_qcom_lpass_cpu_platform_remove);
 
+void asoc_qcom_lpass_cpu_platform_shutdown(struct platform_device *pdev)
+{
+	struct lpass_data *drvdata = platform_get_drvdata(pdev);
+
+	if (drvdata->variant->exit)
+		drvdata->variant->exit(pdev);
+
+}
+EXPORT_SYMBOL_GPL(asoc_qcom_lpass_cpu_platform_shutdown);
+
 MODULE_DESCRIPTION("QTi LPASS CPU Driver");
 MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/qcom/lpass-hdmi.c b/sound/soc/qcom/lpass-hdmi.c
index 172952d3a5d6..abfb8737a89f 100644
--- a/sound/soc/qcom/lpass-hdmi.c
+++ b/sound/soc/qcom/lpass-hdmi.c
@@ -24,7 +24,7 @@ static int lpass_hdmi_daiops_hw_params(struct snd_pcm_substream *substream,
 	unsigned int rate = params_rate(params);
 	unsigned int channels = params_channels(params);
 	unsigned int ret;
-	unsigned int bitwidth;
+	int bitwidth;
 	unsigned int word_length;
 	unsigned int ch_sts_buf0;
 	unsigned int ch_sts_buf1;
diff --git a/sound/soc/qcom/lpass-ipq806x.c b/sound/soc/qcom/lpass-ipq806x.c
index 832a9161484e..92f98b4df47f 100644
--- a/sound/soc/qcom/lpass-ipq806x.c
+++ b/sound/soc/qcom/lpass-ipq806x.c
@@ -161,7 +161,7 @@ static struct lpass_variant ipq806x_data = {
 	.free_dma_channel	= ipq806x_lpass_free_dma_channel,
 };
 
-static const struct of_device_id ipq806x_lpass_cpu_device_id[] = {
+static const struct of_device_id ipq806x_lpass_cpu_device_id[] __maybe_unused = {
 	{ .compatible = "qcom,lpass-cpu", .data = &ipq806x_data },
 	{}
 };
diff --git a/sound/soc/qcom/lpass-sc7180.c b/sound/soc/qcom/lpass-sc7180.c
index bc998d501600..85db650c2169 100644
--- a/sound/soc/qcom/lpass-sc7180.c
+++ b/sound/soc/qcom/lpass-sc7180.c
@@ -34,7 +34,8 @@ static struct snd_soc_dai_driver sc7180_lpass_cpu_dai_driver[] = {
 		},
 		.capture = {
 			.stream_name = "Primary Capture",
-			.formats = SNDRV_PCM_FMTBIT_S16,
+			.formats = SNDRV_PCM_FMTBIT_S16 |
+				SNDRV_PCM_FMTBIT_S32,
 			.rates = SNDRV_PCM_RATE_48000,
 			.rate_min	= 48000,
 			.rate_max	= 48000,
@@ -96,8 +97,8 @@ static int sc7180_lpass_alloc_dma_channel(struct lpass_data *drvdata,
 			chan = find_first_zero_bit(&drvdata->dma_ch_bit_map,
 						v->rdma_channels);
 
-		if (chan >= v->rdma_channels)
-			return -EBUSY;
+			if (chan >= v->rdma_channels)
+				return -EBUSY;
 		} else {
 			chan = find_next_zero_bit(&drvdata->dma_ch_bit_map,
 					v->wrdma_channel_start +
@@ -284,7 +285,7 @@ static struct lpass_variant sc7180_data = {
 	.free_dma_channel	= sc7180_lpass_free_dma_channel,
 };
 
-static const struct of_device_id sc7180_lpass_cpu_device_id[] = {
+static const struct of_device_id sc7180_lpass_cpu_device_id[] __maybe_unused = {
 	{.compatible = "qcom,sc7180-lpass-cpu", .data = &sc7180_data},
 	{}
 };
@@ -297,6 +298,7 @@ static struct platform_driver sc7180_lpass_cpu_platform_driver = {
 	},
 	.probe = asoc_qcom_lpass_cpu_platform_probe,
 	.remove = asoc_qcom_lpass_cpu_platform_remove,
+	.shutdown = asoc_qcom_lpass_cpu_platform_shutdown,
 };
 
 module_platform_driver(sc7180_lpass_cpu_platform_driver);
diff --git a/sound/soc/qcom/lpass.h b/sound/soc/qcom/lpass.h
index bccd1a05d771..0195372905ed 100644
--- a/sound/soc/qcom/lpass.h
+++ b/sound/soc/qcom/lpass.h
@@ -256,6 +256,7 @@ struct lpass_variant {
 /* register the platform driver from the CPU DAI driver */
 int asoc_qcom_lpass_platform_register(struct platform_device *);
 int asoc_qcom_lpass_cpu_platform_remove(struct platform_device *pdev);
+void asoc_qcom_lpass_cpu_platform_shutdown(struct platform_device *pdev);
 int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev);
 int asoc_qcom_lpass_cpu_dai_probe(struct snd_soc_dai *dai);
 extern const struct snd_soc_dai_ops asoc_qcom_lpass_cpu_dai_ops;
diff --git a/sound/soc/qcom/qdsp6/q6adm.c b/sound/soc/qcom/qdsp6/q6adm.c
index 72f29720398c..1855b805eba2 100644
--- a/sound/soc/qcom/qdsp6/q6adm.c
+++ b/sound/soc/qcom/qdsp6/q6adm.c
@@ -601,14 +601,7 @@ static int q6adm_probe(struct apr_device *adev)
 	INIT_LIST_HEAD(&adm->copps_list);
 	spin_lock_init(&adm->copps_list_lock);
 
-	return of_platform_populate(dev->of_node, NULL, NULL, dev);
-}
-
-static int q6adm_remove(struct apr_device *adev)
-{
-	of_platform_depopulate(&adev->dev);
-
-	return 0;
+	return devm_of_platform_populate(dev);
 }
 
 #ifdef CONFIG_OF
@@ -621,7 +614,6 @@ MODULE_DEVICE_TABLE(of, q6adm_device_id);
 
 static struct apr_driver qcom_q6adm_driver = {
 	.probe = q6adm_probe,
-	.remove = q6adm_remove,
 	.callback = q6adm_callback,
 	.driver = {
 		.name = "qcom-q6adm",
diff --git a/sound/soc/qcom/qdsp6/q6afe-clocks.c b/sound/soc/qcom/qdsp6/q6afe-clocks.c
index acfc0c698f6a..f0362f061652 100644
--- a/sound/soc/qcom/qdsp6/q6afe-clocks.c
+++ b/sound/soc/qcom/qdsp6/q6afe-clocks.c
@@ -120,7 +120,7 @@ static const struct clk_ops clk_vote_q6afe_ops = {
 	.unprepare	= clk_unvote_q6afe_block,
 };
 
-struct q6afe_clk *q6afe_clks[Q6AFE_MAX_CLK_ID] = {
+static struct q6afe_clk *q6afe_clks[Q6AFE_MAX_CLK_ID] = {
 	[LPASS_CLK_ID_PRI_MI2S_IBIT] = Q6AFE_CLK(LPASS_CLK_ID_PRI_MI2S_IBIT),
 	[LPASS_CLK_ID_PRI_MI2S_EBIT] = Q6AFE_CLK(LPASS_CLK_ID_PRI_MI2S_EBIT),
 	[LPASS_CLK_ID_SEC_MI2S_IBIT] = Q6AFE_CLK(LPASS_CLK_ID_SEC_MI2S_IBIT),
diff --git a/sound/soc/qcom/qdsp6/q6afe.c b/sound/soc/qcom/qdsp6/q6afe.c
index 0ca1e4aae518..daa58b5f941e 100644
--- a/sound/soc/qcom/qdsp6/q6afe.c
+++ b/sound/soc/qcom/qdsp6/q6afe.c
@@ -1740,14 +1740,7 @@ static int q6afe_probe(struct apr_device *adev)
 
 	dev_set_drvdata(dev, afe);
 
-	return of_platform_populate(dev->of_node, NULL, NULL, dev);
-}
-
-static int q6afe_remove(struct apr_device *adev)
-{
-	of_platform_depopulate(&adev->dev);
-
-	return 0;
+	return devm_of_platform_populate(dev);
 }
 
 #ifdef CONFIG_OF
@@ -1760,7 +1753,6 @@ MODULE_DEVICE_TABLE(of, q6afe_device_id);
 
 static struct apr_driver qcom_q6afe_driver = {
 	.probe = q6afe_probe,
-	.remove = q6afe_remove,
 	.callback = q6afe_callback,
 	.driver = {
 		.name = "qcom-q6afe",
diff --git a/sound/soc/qcom/qdsp6/q6asm.c b/sound/soc/qcom/qdsp6/q6asm.c
index c547c560cb24..a6618efe22f2 100644
--- a/sound/soc/qcom/qdsp6/q6asm.c
+++ b/sound/soc/qcom/qdsp6/q6asm.c
@@ -1727,14 +1727,7 @@ static int q6asm_probe(struct apr_device *adev)
 	spin_lock_init(&q6asm->slock);
 	dev_set_drvdata(dev, q6asm);
 
-	return of_platform_populate(dev->of_node, NULL, NULL, dev);
-}
-
-static int q6asm_remove(struct apr_device *adev)
-{
-	of_platform_depopulate(&adev->dev);
-
-	return 0;
+	return devm_of_platform_populate(dev);
 }
 
 #ifdef CONFIG_OF
@@ -1747,7 +1740,6 @@ MODULE_DEVICE_TABLE(of, q6asm_device_id);
 
 static struct apr_driver qcom_q6asm_driver = {
 	.probe = q6asm_probe,
-	.remove = q6asm_remove,
 	.callback = q6asm_srvc_callback,
 	.driver = {
 		.name = "qcom-q6asm",
diff --git a/sound/soc/qcom/sc7180.c b/sound/soc/qcom/sc7180.c
new file mode 100644
index 000000000000..768566bb57a5
--- /dev/null
+++ b/sound/soc/qcom/sc7180.c
@@ -0,0 +1,391 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// Copyright (c) 2020, The Linux Foundation. All rights reserved.
+//
+// sc7180.c -- ALSA SoC Machine driver for SC7180
+
+#include <dt-bindings/sound/sc7180-lpass.h>
+#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/jack.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <uapi/linux/input-event-codes.h>
+
+#include "../codecs/rt5682.h"
+#include "common.h"
+#include "lpass.h"
+
+#define DEFAULT_MCLK_RATE		19200000
+#define RT5682_PLL1_FREQ (48000 * 512)
+
+#define DRIVER_NAME "SC7180"
+
+struct sc7180_snd_data {
+	struct snd_soc_card card;
+	u32 pri_mi2s_clk_count;
+	struct snd_soc_jack hs_jack;
+	struct snd_soc_jack hdmi_jack;
+	struct gpio_desc *dmic_sel;
+	int dmic_switch;
+};
+
+static void sc7180_jack_free(struct snd_jack *jack)
+{
+	struct snd_soc_component *component = jack->private_data;
+
+	snd_soc_component_set_jack(component, NULL, NULL);
+}
+
+static int sc7180_headset_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_card *card = rtd->card;
+	struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card);
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+	struct snd_soc_component *component = codec_dai->component;
+	struct snd_jack *jack;
+	int rval;
+
+	rval = snd_soc_card_jack_new(
+			card, "Headset Jack",
+			SND_JACK_HEADSET |
+			SND_JACK_HEADPHONE |
+			SND_JACK_BTN_0 | SND_JACK_BTN_1 |
+			SND_JACK_BTN_2 | SND_JACK_BTN_3,
+			&pdata->hs_jack, NULL, 0);
+
+	if (rval < 0) {
+		dev_err(card->dev, "Unable to add Headset Jack\n");
+		return rval;
+	}
+
+	jack = pdata->hs_jack.jack;
+
+	snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
+	snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
+	snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
+	snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
+
+	jack->private_data = component;
+	jack->private_free = sc7180_jack_free;
+
+	return snd_soc_component_set_jack(component, &pdata->hs_jack, NULL);
+}
+
+static int sc7180_hdmi_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_card *card = rtd->card;
+	struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card);
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+	struct snd_soc_component *component = codec_dai->component;
+	struct snd_jack *jack;
+	int rval;
+
+	rval = snd_soc_card_jack_new(
+			card, "HDMI Jack",
+			SND_JACK_LINEOUT,
+			&pdata->hdmi_jack, NULL, 0);
+
+	if (rval < 0) {
+		dev_err(card->dev, "Unable to add HDMI Jack\n");
+		return rval;
+	}
+
+	jack = pdata->hdmi_jack.jack;
+	jack->private_data = component;
+	jack->private_free = sc7180_jack_free;
+
+	return snd_soc_component_set_jack(component, &pdata->hdmi_jack, NULL);
+}
+
+static int sc7180_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+
+	switch (cpu_dai->id) {
+	case MI2S_PRIMARY:
+		return sc7180_headset_init(rtd);
+	case MI2S_SECONDARY:
+		return 0;
+	case LPASS_DP_RX:
+		return sc7180_hdmi_init(rtd);
+	default:
+		dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__,
+			cpu_dai->id);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int sc7180_snd_startup(struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_card *card = rtd->card;
+	struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card);
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+	int ret;
+
+	switch (cpu_dai->id) {
+	case MI2S_PRIMARY:
+		if (++data->pri_mi2s_clk_count == 1) {
+			snd_soc_dai_set_sysclk(cpu_dai,
+					       LPASS_MCLK0,
+					       DEFAULT_MCLK_RATE,
+					       SNDRV_PCM_STREAM_PLAYBACK);
+		}
+
+		snd_soc_dai_set_fmt(codec_dai,
+				    SND_SOC_DAIFMT_CBS_CFS |
+				    SND_SOC_DAIFMT_NB_NF |
+				    SND_SOC_DAIFMT_I2S);
+
+		/* Configure PLL1 for codec */
+		ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK,
+					  DEFAULT_MCLK_RATE, RT5682_PLL1_FREQ);
+		if (ret) {
+			dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
+			return ret;
+		}
+
+		/* Configure sysclk for codec */
+		ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1,
+					     RT5682_PLL1_FREQ,
+					     SND_SOC_CLOCK_IN);
+		if (ret)
+			dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n",
+				ret);
+
+		break;
+	case MI2S_SECONDARY:
+		break;
+	case LPASS_DP_RX:
+		break;
+	default:
+		dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__,
+			cpu_dai->id);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int dmic_get(struct snd_kcontrol *kcontrol,
+		    struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
+	struct sc7180_snd_data *data = snd_soc_card_get_drvdata(dapm->card);
+
+	ucontrol->value.integer.value[0] = data->dmic_switch;
+	return 0;
+}
+
+static int dmic_set(struct snd_kcontrol *kcontrol,
+		    struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
+	struct sc7180_snd_data *data = snd_soc_card_get_drvdata(dapm->card);
+
+	data->dmic_switch = ucontrol->value.integer.value[0];
+	gpiod_set_value(data->dmic_sel, data->dmic_switch);
+	return 0;
+}
+
+static void sc7180_snd_shutdown(struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_card *card = rtd->card;
+	struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card);
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+
+	switch (cpu_dai->id) {
+	case MI2S_PRIMARY:
+		if (--data->pri_mi2s_clk_count == 0) {
+			snd_soc_dai_set_sysclk(cpu_dai,
+					       LPASS_MCLK0,
+					       0,
+					       SNDRV_PCM_STREAM_PLAYBACK);
+		}
+		break;
+	case MI2S_SECONDARY:
+		break;
+	case LPASS_DP_RX:
+		break;
+	default:
+		dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__,
+			cpu_dai->id);
+		break;
+	}
+}
+
+static int sc7180_adau7002_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+
+	switch (cpu_dai->id) {
+	case MI2S_PRIMARY:
+		return 0;
+	case MI2S_SECONDARY:
+		return 0;
+	case LPASS_DP_RX:
+		return sc7180_hdmi_init(rtd);
+	default:
+		dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__,
+			cpu_dai->id);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int sc7180_adau7002_snd_startup(struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+	struct snd_pcm_runtime *runtime = substream->runtime;
+
+	switch (cpu_dai->id) {
+	case MI2S_PRIMARY:
+		snd_soc_dai_set_fmt(codec_dai,
+				    SND_SOC_DAIFMT_CBS_CFS |
+				    SND_SOC_DAIFMT_NB_NF |
+				    SND_SOC_DAIFMT_I2S);
+		runtime->hw.formats = SNDRV_PCM_FMTBIT_S32_LE;
+		snd_pcm_hw_constraint_msbits(runtime, 0, 32, 32);
+
+		break;
+	case MI2S_SECONDARY:
+		break;
+	case LPASS_DP_RX:
+		break;
+	default:
+		dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__,
+			cpu_dai->id);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static const struct snd_soc_ops sc7180_ops = {
+	.startup = sc7180_snd_startup,
+	.shutdown = sc7180_snd_shutdown,
+};
+
+static const struct snd_soc_ops sc7180_adau7002_ops = {
+	.startup = sc7180_adau7002_snd_startup,
+};
+
+static const struct snd_soc_dapm_widget sc7180_snd_widgets[] = {
+	SND_SOC_DAPM_HP("Headphone Jack", NULL),
+	SND_SOC_DAPM_MIC("Headset Mic", NULL),
+};
+
+static const struct snd_soc_dapm_widget sc7180_adau7002_snd_widgets[] = {
+	SND_SOC_DAPM_MIC("DMIC", NULL),
+};
+
+static const char * const dmic_mux_text[] = {
+	"Front Mic",
+	"Rear Mic",
+};
+
+static SOC_ENUM_SINGLE_DECL(sc7180_dmic_enum,
+			    SND_SOC_NOPM, 0, dmic_mux_text);
+
+static const struct snd_kcontrol_new sc7180_dmic_mux_control =
+	SOC_DAPM_ENUM_EXT("DMIC Select Mux", sc7180_dmic_enum,
+			  dmic_get, dmic_set);
+
+static const struct snd_soc_dapm_widget sc7180_snd_dual_mic_widgets[] = {
+	SND_SOC_DAPM_HP("Headphone Jack", NULL),
+	SND_SOC_DAPM_MIC("Headset Mic", NULL),
+	SND_SOC_DAPM_MIC("DMIC", NULL),
+	SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0, &sc7180_dmic_mux_control),
+};
+
+static const struct snd_soc_dapm_route sc7180_snd_dual_mic_audio_route[] = {
+	{"Dmic Mux", "Front Mic", "DMIC"},
+	{"Dmic Mux", "Rear Mic", "DMIC"},
+};
+
+static int sc7180_snd_platform_probe(struct platform_device *pdev)
+{
+	struct snd_soc_card *card;
+	struct sc7180_snd_data *data;
+	struct device *dev = &pdev->dev;
+	struct snd_soc_dai_link *link;
+	int ret;
+	int i;
+	bool no_headphone = false;
+
+	/* Allocate the private data */
+	data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
+	if (!data)
+		return -ENOMEM;
+
+	card = &data->card;
+	snd_soc_card_set_drvdata(card, data);
+
+	card->owner = THIS_MODULE;
+	card->driver_name = DRIVER_NAME;
+	card->dev = dev;
+	card->dapm_widgets = sc7180_snd_widgets;
+	card->num_dapm_widgets = ARRAY_SIZE(sc7180_snd_widgets);
+
+	if (of_property_read_bool(dev->of_node, "dmic-gpios")) {
+		card->dapm_widgets = sc7180_snd_dual_mic_widgets,
+		card->num_dapm_widgets = ARRAY_SIZE(sc7180_snd_dual_mic_widgets),
+		card->dapm_routes = sc7180_snd_dual_mic_audio_route,
+		card->num_dapm_routes = ARRAY_SIZE(sc7180_snd_dual_mic_audio_route),
+		data->dmic_sel = devm_gpiod_get(&pdev->dev, "dmic", GPIOD_OUT_LOW);
+		if (IS_ERR(data->dmic_sel)) {
+			dev_err(&pdev->dev, "DMIC gpio failed err=%ld\n", PTR_ERR(data->dmic_sel));
+			return PTR_ERR(data->dmic_sel);
+		}
+	}
+
+	if (of_device_is_compatible(dev->of_node, "google,sc7180-coachz")) {
+		no_headphone = true;
+		card->dapm_widgets = sc7180_adau7002_snd_widgets;
+		card->num_dapm_widgets = ARRAY_SIZE(sc7180_adau7002_snd_widgets);
+	}
+
+	ret = qcom_snd_parse_of(card);
+	if (ret)
+		return ret;
+
+	for_each_card_prelinks(card, i, link) {
+		if (no_headphone) {
+			link->ops = &sc7180_adau7002_ops;
+			link->init = sc7180_adau7002_init;
+		} else {
+			link->ops = &sc7180_ops;
+			link->init = sc7180_init;
+		}
+	}
+
+	return devm_snd_soc_register_card(dev, card);
+}
+
+static const struct of_device_id sc7180_snd_device_id[]  = {
+	{.compatible = "google,sc7180-trogdor"},
+	{.compatible = "google,sc7180-coachz"},
+	{},
+};
+MODULE_DEVICE_TABLE(of, sc7180_snd_device_id);
+
+static struct platform_driver sc7180_snd_driver = {
+	.probe = sc7180_snd_platform_probe,
+	.driver = {
+		.name = "msm-snd-sc7180",
+		.of_match_table = sc7180_snd_device_id,
+		.pm = &snd_soc_pm_ops,
+	},
+};
+module_platform_driver(sc7180_snd_driver);
+
+MODULE_DESCRIPTION("sc7180 ASoC Machine Driver");
+MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/qcom/sm8250.c b/sound/soc/qcom/sm8250.c
new file mode 100644
index 000000000000..fe8fd7367e21
--- /dev/null
+++ b/sound/soc/qcom/sm8250.c
@@ -0,0 +1,229 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2020, Linaro Limited
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/of_device.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/pcm.h>
+#include <linux/soundwire/sdw.h>
+#include "qdsp6/q6afe.h"
+#include "common.h"
+
+#define DRIVER_NAME		"sm8250"
+#define MI2S_BCLK_RATE		1536000
+
+struct sm8250_snd_data {
+	bool stream_prepared[AFE_PORT_MAX];
+	struct snd_soc_card *card;
+	struct sdw_stream_runtime *sruntime[AFE_PORT_MAX];
+};
+
+static int sm8250_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
+				     struct snd_pcm_hw_params *params)
+{
+	struct snd_interval *rate = hw_param_interval(params,
+					SNDRV_PCM_HW_PARAM_RATE);
+	struct snd_interval *channels = hw_param_interval(params,
+					SNDRV_PCM_HW_PARAM_CHANNELS);
+
+	rate->min = rate->max = 48000;
+	channels->min = channels->max = 2;
+
+	return 0;
+}
+
+static int sm8250_snd_startup(struct snd_pcm_substream *substream)
+{
+	unsigned int fmt = SND_SOC_DAIFMT_CBS_CFS;
+	unsigned int codec_dai_fmt = SND_SOC_DAIFMT_CBS_CFS;
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+
+	switch (cpu_dai->id) {
+	case TERTIARY_MI2S_RX:
+		codec_dai_fmt |= SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_I2S;
+		snd_soc_dai_set_sysclk(cpu_dai,
+			Q6AFE_LPASS_CLK_ID_TER_MI2S_IBIT,
+			MI2S_BCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK);
+		snd_soc_dai_set_fmt(cpu_dai, fmt);
+		snd_soc_dai_set_fmt(codec_dai, codec_dai_fmt);
+		break;
+	default:
+		break;
+	}
+	return 0;
+}
+
+static int sm8250_snd_hw_params(struct snd_pcm_substream *substream,
+				struct snd_pcm_hw_params *params)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_dai *codec_dai;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	struct sm8250_snd_data *pdata = snd_soc_card_get_drvdata(rtd->card);
+	struct sdw_stream_runtime *sruntime;
+	int i;
+
+	switch (cpu_dai->id) {
+	case WSA_CODEC_DMA_RX_0:
+		for_each_rtd_codec_dais(rtd, i, codec_dai) {
+			sruntime = snd_soc_dai_get_sdw_stream(codec_dai,
+						      substream->stream);
+			if (sruntime != ERR_PTR(-ENOTSUPP))
+				pdata->sruntime[cpu_dai->id] = sruntime;
+		}
+		break;
+	}
+
+	return 0;
+
+}
+
+static int sm8250_snd_wsa_dma_prepare(struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	struct sm8250_snd_data *data = snd_soc_card_get_drvdata(rtd->card);
+	struct sdw_stream_runtime *sruntime = data->sruntime[cpu_dai->id];
+	int ret;
+
+	if (!sruntime)
+		return 0;
+
+	if (data->stream_prepared[cpu_dai->id]) {
+		sdw_disable_stream(sruntime);
+		sdw_deprepare_stream(sruntime);
+		data->stream_prepared[cpu_dai->id] = false;
+	}
+
+	ret = sdw_prepare_stream(sruntime);
+	if (ret)
+		return ret;
+
+	/**
+	 * NOTE: there is a strict hw requirement about the ordering of port
+	 * enables and actual WSA881x PA enable. PA enable should only happen
+	 * after soundwire ports are enabled if not DC on the line is
+	 * accumulated resulting in Click/Pop Noise
+	 * PA enable/mute are handled as part of codec DAPM and digital mute.
+	 */
+
+	ret = sdw_enable_stream(sruntime);
+	if (ret) {
+		sdw_deprepare_stream(sruntime);
+		return ret;
+	}
+	data->stream_prepared[cpu_dai->id]  = true;
+
+	return ret;
+}
+
+static int sm8250_snd_prepare(struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+
+	switch (cpu_dai->id) {
+	case WSA_CODEC_DMA_RX_0:
+	case WSA_CODEC_DMA_RX_1:
+		return sm8250_snd_wsa_dma_prepare(substream);
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int sm8250_snd_hw_free(struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct sm8250_snd_data *data = snd_soc_card_get_drvdata(rtd->card);
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	struct sdw_stream_runtime *sruntime = data->sruntime[cpu_dai->id];
+
+	switch (cpu_dai->id) {
+	case WSA_CODEC_DMA_RX_0:
+	case WSA_CODEC_DMA_RX_1:
+		if (sruntime && data->stream_prepared[cpu_dai->id]) {
+			sdw_disable_stream(sruntime);
+			sdw_deprepare_stream(sruntime);
+			data->stream_prepared[cpu_dai->id] = false;
+		}
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static const struct snd_soc_ops sm8250_be_ops = {
+	.startup = sm8250_snd_startup,
+	.hw_params = sm8250_snd_hw_params,
+	.hw_free = sm8250_snd_hw_free,
+	.prepare = sm8250_snd_prepare,
+};
+
+static void sm8250_add_be_ops(struct snd_soc_card *card)
+{
+	struct snd_soc_dai_link *link;
+	int i;
+
+	for_each_card_prelinks(card, i, link) {
+		if (link->no_pcm == 1) {
+			link->be_hw_params_fixup = sm8250_be_hw_params_fixup;
+			link->ops = &sm8250_be_ops;
+		}
+	}
+}
+
+static int sm8250_platform_probe(struct platform_device *pdev)
+{
+	struct snd_soc_card *card;
+	struct sm8250_snd_data *data;
+	struct device *dev = &pdev->dev;
+	int ret;
+
+	card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
+	if (!card)
+		return -ENOMEM;
+
+	/* Allocate the private data */
+	data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
+	if (!data)
+		return -ENOMEM;
+
+	card->dev = dev;
+	dev_set_drvdata(dev, card);
+	snd_soc_card_set_drvdata(card, data);
+	ret = qcom_snd_parse_of(card);
+	if (ret)
+		return ret;
+
+	card->driver_name = DRIVER_NAME;
+	sm8250_add_be_ops(card);
+	return devm_snd_soc_register_card(dev, card);
+}
+
+static const struct of_device_id snd_sm8250_dt_match[] = {
+	{.compatible = "qcom,sm8250-sndcard"},
+	{.compatible = "qcom,qrb5165-rb5-sndcard"},
+	{}
+};
+
+MODULE_DEVICE_TABLE(of, snd_sm8250_dt_match);
+
+static struct platform_driver snd_sm8250_driver = {
+	.probe  = sm8250_platform_probe,
+	.driver = {
+		.name = "snd-sm8250",
+		.of_match_table = snd_sm8250_dt_match,
+	},
+};
+module_platform_driver(snd_sm8250_driver);
+MODULE_AUTHOR("Srinivas Kandagatla <srinivas.kandagatla@linaro.org");
+MODULE_DESCRIPTION("SM8250 ASoC Machine Driver");
+MODULE_LICENSE("GPL v2");