[alsa-devel] [PATCH v2 2/3] ASoC: mt6797: extract DAI adda in separate file

KaiChieh Chuang kaichieh.chuang at mediatek.com
Fri May 25 05:48:17 CEST 2018


Signed-off-by: KaiChieh Chuang <kaichieh.chuang at mediatek.com>
---
 sound/soc/mediatek/mt6797/Makefile            |   6 +-
 sound/soc/mediatek/mt6797/mt6797-afe-common.h |   3 +
 sound/soc/mediatek/mt6797/mt6797-afe-pcm.c    | 353 -----------------------
 sound/soc/mediatek/mt6797/mt6797-dai-adda.c   | 384 ++++++++++++++++++++++++++
 4 files changed, 392 insertions(+), 354 deletions(-)
 create mode 100644 sound/soc/mediatek/mt6797/mt6797-dai-adda.c

diff --git a/sound/soc/mediatek/mt6797/Makefile b/sound/soc/mediatek/mt6797/Makefile
index 50fd50f..4cbdc4d 100644
--- a/sound/soc/mediatek/mt6797/Makefile
+++ b/sound/soc/mediatek/mt6797/Makefile
@@ -1,7 +1,11 @@
 # SPDX-License-Identifier: GPL-2.0
 
 # platform driver
-snd-soc-mt6797-afe-objs := mt6797-afe-pcm.o mt6797-afe-clk.o
+snd-soc-mt6797-afe-objs := \
+	mt6797-afe-pcm.o \
+	mt6797-afe-clk.o \
+	mt6797-dai-adda.o
+
 obj-$(CONFIG_SND_SOC_MT6797) += snd-soc-mt6797-afe.o
 
 # machine driver
diff --git a/sound/soc/mediatek/mt6797/mt6797-afe-common.h b/sound/soc/mediatek/mt6797/mt6797-afe-common.h
index c1de3fc..d53654f 100644
--- a/sound/soc/mediatek/mt6797/mt6797-afe-common.h
+++ b/sound/soc/mediatek/mt6797/mt6797-afe-common.h
@@ -46,4 +46,7 @@ unsigned int mt6797_general_rate_transform(struct device *dev,
 					   unsigned int rate);
 unsigned int mt6797_rate_transform(struct device *dev,
 				   unsigned int rate, int aud_blk);
+
+/* dai register */
+int mt6797_dai_adda_register(struct mtk_base_afe *afe);
 #endif
diff --git a/sound/soc/mediatek/mt6797/mt6797-afe-pcm.c b/sound/soc/mediatek/mt6797/mt6797-afe-pcm.c
index 79a3551..c892b7f 100644
--- a/sound/soc/mediatek/mt6797/mt6797-afe-pcm.c
+++ b/sound/soc/mediatek/mt6797/mt6797-afe-pcm.c
@@ -158,206 +158,6 @@ static int mt6797_irq_fs(struct snd_pcm_substream *substream, unsigned int rate)
 	return mt6797_general_rate_transform(afe->dev, rate);
 }
 
-/* ADDA BE DAIs */
-enum {
-	MTK_AFE_ADDA_DL_RATE_8K = 0,
-	MTK_AFE_ADDA_DL_RATE_11K = 1,
-	MTK_AFE_ADDA_DL_RATE_12K = 2,
-	MTK_AFE_ADDA_DL_RATE_16K = 3,
-	MTK_AFE_ADDA_DL_RATE_22K = 4,
-	MTK_AFE_ADDA_DL_RATE_24K = 5,
-	MTK_AFE_ADDA_DL_RATE_32K = 6,
-	MTK_AFE_ADDA_DL_RATE_44K = 7,
-	MTK_AFE_ADDA_DL_RATE_48K = 8,
-	MTK_AFE_ADDA_DL_RATE_96K = 9,
-	MTK_AFE_ADDA_DL_RATE_192K = 10,
-};
-
-enum {
-	MTK_AFE_ADDA_UL_RATE_8K = 0,
-	MTK_AFE_ADDA_UL_RATE_16K = 1,
-	MTK_AFE_ADDA_UL_RATE_32K = 2,
-	MTK_AFE_ADDA_UL_RATE_48K = 3,
-	MTK_AFE_ADDA_UL_RATE_96K = 4,
-	MTK_AFE_ADDA_UL_RATE_192K = 5,
-	MTK_AFE_ADDA_UL_RATE_48K_HD = 6,
-};
-
-static unsigned int adda_dl_rate_transform(struct mtk_base_afe *afe,
-					   unsigned int rate)
-{
-	switch (rate) {
-	case 8000:
-		return MTK_AFE_ADDA_DL_RATE_8K;
-	case 11025:
-		return MTK_AFE_ADDA_DL_RATE_11K;
-	case 12000:
-		return MTK_AFE_ADDA_DL_RATE_12K;
-	case 16000:
-		return MTK_AFE_ADDA_DL_RATE_16K;
-	case 22050:
-		return MTK_AFE_ADDA_DL_RATE_22K;
-	case 24000:
-		return MTK_AFE_ADDA_DL_RATE_24K;
-	case 32000:
-		return MTK_AFE_ADDA_DL_RATE_32K;
-	case 44100:
-		return MTK_AFE_ADDA_DL_RATE_44K;
-	case 48000:
-		return MTK_AFE_ADDA_DL_RATE_48K;
-	case 96000:
-		return MTK_AFE_ADDA_DL_RATE_96K;
-	case 192000:
-		return MTK_AFE_ADDA_DL_RATE_192K;
-	default:
-		dev_warn(afe->dev, "%s(), rate %d invalid, use 48kHz!!!\n",
-			 __func__, rate);
-		return MTK_AFE_ADDA_DL_RATE_48K;
-	}
-}
-
-static unsigned int adda_ul_rate_transform(struct mtk_base_afe *afe,
-					   unsigned int rate)
-{
-	switch (rate) {
-	case 8000:
-		return MTK_AFE_ADDA_UL_RATE_8K;
-	case 16000:
-		return MTK_AFE_ADDA_UL_RATE_16K;
-	case 32000:
-		return MTK_AFE_ADDA_UL_RATE_32K;
-	case 48000:
-		return MTK_AFE_ADDA_UL_RATE_48K;
-	case 96000:
-		return MTK_AFE_ADDA_UL_RATE_96K;
-	case 192000:
-		return MTK_AFE_ADDA_UL_RATE_192K;
-	default:
-		dev_warn(afe->dev, "%s(), rate %d invalid, use 48kHz!!!\n",
-			 __func__, rate);
-		return MTK_AFE_ADDA_UL_RATE_48K;
-	}
-}
-
-static int mtk_dai_adda_hw_params(struct snd_pcm_substream *substream,
-				  struct snd_pcm_hw_params *params,
-				  struct snd_soc_dai *dai)
-{
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_component *component =
-		snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
-	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
-	unsigned int rate = params_rate(params);
-
-	dev_dbg(afe->dev, "%s(), id %d, stream %d, rate %d\n",
-		__func__, dai->id, substream->stream, rate);
-
-	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-		unsigned int dl_src2_con0 = 0;
-		unsigned int dl_src2_con1 = 0;
-
-		/* clean predistortion */
-		regmap_write(afe->regmap, AFE_ADDA_PREDIS_CON0, 0);
-		regmap_write(afe->regmap, AFE_ADDA_PREDIS_CON1, 0);
-
-		/* set input sampling rate */
-		dl_src2_con0 = adda_dl_rate_transform(afe, rate) << 28;
-
-		/* set output mode */
-		switch (rate) {
-		case 192000:
-			dl_src2_con0 |= (0x1 << 24); /* UP_SAMPLING_RATE_X2 */
-			dl_src2_con0 |= 1 << 14;
-			break;
-		case 96000:
-			dl_src2_con0 |= (0x2 << 24); /* UP_SAMPLING_RATE_X4 */
-			dl_src2_con0 |= 1 << 14;
-			break;
-		default:
-			dl_src2_con0 |= (0x3 << 24); /* UP_SAMPLING_RATE_X8 */
-			break;
-		}
-
-		/* turn off mute function */
-		dl_src2_con0 |= (0x03 << 11);
-
-		/* set voice input data if input sample rate is 8k or 16k */
-		if (rate == 8000 || rate == 16000)
-			dl_src2_con0 |= 0x01 << 5;
-
-		if (rate < 96000) {
-			/* SA suggest apply -0.3db to audio/speech path */
-			dl_src2_con1 = 0xf74f0000;
-		} else {
-			/* SA suggest apply -0.3db to audio/speech path
-			 * with DL gain set to half,
-			 * 0xFFFF = 0dB -> 0x8000 = 0dB when 96k, 192k
-			 */
-			dl_src2_con1 = 0x7ba70000;
-		}
-
-		/* turn on down-link gain */
-		dl_src2_con0 = dl_src2_con0 | (0x01 << 1);
-
-		regmap_write(afe->regmap, AFE_ADDA_DL_SRC2_CON0, dl_src2_con0);
-		regmap_write(afe->regmap, AFE_ADDA_DL_SRC2_CON1, dl_src2_con1);
-	} else {
-		unsigned int voice_mode = 0;
-		unsigned int ul_src_con0 = 0;	/* default value */
-
-		/* Using Internal ADC */
-		regmap_update_bits(afe->regmap,
-				   AFE_ADDA_TOP_CON0,
-				   0x1 << 0,
-				   0x0 << 0);
-
-		voice_mode = adda_ul_rate_transform(afe, rate);
-
-		ul_src_con0 |= (voice_mode << 17) & (0x7 << 17);
-
-		/* up8x txif sat on */
-		regmap_write(afe->regmap, AFE_ADDA_NEWIF_CFG0, 0x03F87201);
-
-		if (rate >= 96000) {	/* hires */
-			/* use hires format [1 0 23] */
-			regmap_update_bits(afe->regmap,
-					   AFE_ADDA_NEWIF_CFG0,
-					   0x1 << 5,
-					   0x1 << 5);
-
-			regmap_update_bits(afe->regmap,
-					   AFE_ADDA_NEWIF_CFG2,
-					   0xf << 28,
-					   voice_mode << 28);
-		} else {	/* normal 8~48k */
-			/* use fixed 260k anc path */
-			regmap_update_bits(afe->regmap,
-					   AFE_ADDA_NEWIF_CFG2,
-					   0xf << 28,
-					   8 << 28);
-
-			/* ul_use_cic_out */
-			ul_src_con0 |= 0x1 << 20;
-		}
-
-		regmap_update_bits(afe->regmap,
-				   AFE_ADDA_NEWIF_CFG2,
-				   0xf << 28,
-				   8 << 28);
-
-		regmap_update_bits(afe->regmap,
-				   AFE_ADDA_UL_SRC_CON0,
-				   0xfffffffe,
-				   ul_src_con0);
-	}
-
-	return 0;
-}
-
-static const struct snd_soc_dai_ops mtk_dai_adda_ops = {
-	.hw_params = mtk_dai_adda_hw_params,
-};
-
 #define MTK_PCM_RATES (SNDRV_PCM_RATE_8000_48000 |\
 		       SNDRV_PCM_RATE_88200 |\
 		       SNDRV_PCM_RATE_96000 |\
@@ -372,21 +172,6 @@ static int mtk_dai_adda_hw_params(struct snd_pcm_substream *substream,
 			 SNDRV_PCM_FMTBIT_S24_LE |\
 			 SNDRV_PCM_FMTBIT_S32_LE)
 
-#define MTK_ADDA_PLAYBACK_RATES (SNDRV_PCM_RATE_8000_48000 |\
-				 SNDRV_PCM_RATE_96000 |\
-				 SNDRV_PCM_RATE_192000)
-
-#define MTK_ADDA_CAPTURE_RATES (SNDRV_PCM_RATE_8000 |\
-				SNDRV_PCM_RATE_16000 |\
-				SNDRV_PCM_RATE_32000 |\
-				SNDRV_PCM_RATE_48000 |\
-				SNDRV_PCM_RATE_96000 |\
-				SNDRV_PCM_RATE_192000)
-
-#define MTK_ADDA_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
-			  SNDRV_PCM_FMTBIT_S24_LE |\
-			  SNDRV_PCM_FMTBIT_S32_LE)
-
 static struct snd_soc_dai_driver mt6797_afe_pcm_dais[] = {
 	/* FE DAIs: memory intefaces to CPU */
 	{
@@ -485,26 +270,6 @@ static int mtk_dai_adda_hw_params(struct snd_pcm_substream *substream,
 		},
 		.ops = &mtk_afe_fe_ops,
 	},
-	/* BE DAIs */
-	{
-		.name = "ADDA",
-		.id = MT6797_DAI_ADDA,
-		.playback = {
-			.stream_name = "ADDA Playback",
-			.channels_min = 1,
-			.channels_max = 2,
-			.rates = MTK_ADDA_PLAYBACK_RATES,
-			.formats = MTK_ADDA_FORMATS,
-		},
-		.capture = {
-			.stream_name = "ADDA Capture",
-			.channels_min = 1,
-			.channels_max = 2,
-			.rates = MTK_ADDA_CAPTURE_RATES,
-			.formats = MTK_ADDA_FORMATS,
-		},
-		.ops = &mtk_dai_adda_ops,
-	},
 };
 
 /* dma widget & routes*/
@@ -564,58 +329,6 @@ static int mtk_dai_adda_hw_params(struct snd_pcm_substream *substream,
 				    I_ADDA_UL_CH2, 1, 0),
 };
 
-static const struct snd_kcontrol_new mtk_adda_dl_ch1_mix[] = {
-	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN3, I_DL1_CH1, 1, 0),
-	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN3, I_DL2_CH1, 1, 0),
-	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN3, I_DL3_CH1, 1, 0),
-	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN3,
-				    I_ADDA_UL_CH2, 1, 0),
-	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN3,
-				    I_ADDA_UL_CH1, 1, 0),
-};
-
-static const struct snd_kcontrol_new mtk_adda_dl_ch2_mix[] = {
-	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN4, I_DL1_CH1, 1, 0),
-	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH2", AFE_CONN4, I_DL1_CH2, 1, 0),
-	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN4, I_DL2_CH1, 1, 0),
-	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN4, I_DL2_CH2, 1, 0),
-	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN4, I_DL3_CH1, 1, 0),
-	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH2", AFE_CONN4, I_DL3_CH2, 1, 0),
-	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN4,
-				    I_ADDA_UL_CH2, 1, 0),
-	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN4,
-				    I_ADDA_UL_CH1, 1, 0),
-};
-
-static int mtk_adda_ul_event(struct snd_soc_dapm_widget *w,
-			     struct snd_kcontrol *kcontrol,
-			     int event)
-{
-	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
-	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
-
-	dev_dbg(afe->dev, "%s(), name %s, event 0x%x\n",
-		__func__, w->name, event);
-
-	switch (event) {
-	case SND_SOC_DAPM_POST_PMD:
-		/* should delayed 1/fs(smallest is 8k) = 125us before afe off */
-		usleep_range(125, 135);
-		break;
-	default:
-		break;
-	}
-
-	return 0;
-}
-
-enum {
-	SUPPLY_SEQ_AUD_TOP_PDN,
-	SUPPLY_SEQ_ADDA_AFE_ON,
-	SUPPLY_SEQ_ADDA_DL_ON,
-	SUPPLY_SEQ_ADDA_UL_ON,
-};
-
 static const struct snd_soc_dapm_widget mt6797_afe_pcm_widgets[] = {
 	/* memif */
 	SND_SOC_DAPM_MIXER("UL1_CH1", SND_SOC_NOPM, 0, 0,
@@ -640,42 +353,6 @@ enum {
 	SND_SOC_DAPM_MIXER("UL_MONO_2_CH1", SND_SOC_NOPM, 0, 0,
 			   memif_ul_mono_2_mix,
 			   ARRAY_SIZE(memif_ul_mono_2_mix)),
-
-	/* adda */
-	SND_SOC_DAPM_MIXER("ADDA_DL_CH1", SND_SOC_NOPM, 0, 0,
-			   mtk_adda_dl_ch1_mix,
-			   ARRAY_SIZE(mtk_adda_dl_ch1_mix)),
-	SND_SOC_DAPM_MIXER("ADDA_DL_CH2", SND_SOC_NOPM, 0, 0,
-			   mtk_adda_dl_ch2_mix,
-			   ARRAY_SIZE(mtk_adda_dl_ch2_mix)),
-
-	SND_SOC_DAPM_SUPPLY_S("ADDA Enable", SUPPLY_SEQ_ADDA_AFE_ON,
-			      AFE_ADDA_UL_DL_CON0, ADDA_AFE_ON_SFT, 0,
-			      NULL, 0),
-
-	SND_SOC_DAPM_SUPPLY_S("ADDA Playback Enable", SUPPLY_SEQ_ADDA_DL_ON,
-			      AFE_ADDA_DL_SRC2_CON0,
-			      DL_2_SRC_ON_TMP_CTL_PRE_SFT, 0,
-			      NULL, 0),
-
-	SND_SOC_DAPM_SUPPLY_S("ADDA Capture Enable", SUPPLY_SEQ_ADDA_UL_ON,
-			      AFE_ADDA_UL_SRC_CON0,
-			      UL_SRC_ON_TMP_CTL_SFT, 0,
-			      mtk_adda_ul_event,
-			      SND_SOC_DAPM_POST_PMD),
-
-	SND_SOC_DAPM_SUPPLY_S("aud_dac_clk", SUPPLY_SEQ_AUD_TOP_PDN,
-			      AUDIO_TOP_CON0, PDN_DAC_SFT, 1,
-			      NULL, 0),
-	SND_SOC_DAPM_SUPPLY_S("aud_dac_predis_clk", SUPPLY_SEQ_AUD_TOP_PDN,
-			      AUDIO_TOP_CON0, PDN_DAC_PREDIS_SFT, 1,
-			      NULL, 0),
-
-	SND_SOC_DAPM_SUPPLY_S("aud_adc_clk", SUPPLY_SEQ_AUD_TOP_PDN,
-			      AUDIO_TOP_CON0, PDN_ADC_SFT, 1,
-			      NULL, 0),
-
-	SND_SOC_DAPM_CLOCK_SUPPLY("mtkaif_26m_clk"),
 };
 
 static const struct snd_soc_dapm_route mt6797_afe_pcm_routes[] = {
@@ -702,36 +379,6 @@ enum {
 	{"UL_MONO_2", NULL, "UL_MONO_2_CH1"},
 	{"UL_MONO_2_CH1", "ADDA_UL_CH1", "ADDA Capture"},
 	{"UL_MONO_2_CH1", "ADDA_UL_CH2", "ADDA Capture"},
-
-	/* playback */
-	{"ADDA_DL_CH1", "DL1_CH1", "DL1"},
-	{"ADDA_DL_CH2", "DL1_CH1", "DL1"},
-	{"ADDA_DL_CH2", "DL1_CH2", "DL1"},
-
-	{"ADDA_DL_CH1", "DL2_CH1", "DL2"},
-	{"ADDA_DL_CH2", "DL2_CH1", "DL2"},
-	{"ADDA_DL_CH2", "DL2_CH2", "DL2"},
-
-	{"ADDA_DL_CH1", "DL3_CH1", "DL3"},
-	{"ADDA_DL_CH2", "DL3_CH1", "DL3"},
-	{"ADDA_DL_CH2", "DL3_CH2", "DL3"},
-
-	{"ADDA Playback", NULL, "ADDA_DL_CH1"},
-	{"ADDA Playback", NULL, "ADDA_DL_CH2"},
-
-	/* adda enable */
-	{"ADDA Playback", NULL, "ADDA Enable"},
-	{"ADDA Playback", NULL, "ADDA Playback Enable"},
-	{"ADDA Capture", NULL, "ADDA Enable"},
-	{"ADDA Capture", NULL, "ADDA Capture Enable"},
-
-	/* clk */
-	{"ADDA Playback", NULL, "mtkaif_26m_clk"},
-	{"ADDA Playback", NULL, "aud_dac_clk"},
-	{"ADDA Playback", NULL, "aud_dac_predis_clk"},
-
-	{"ADDA Capture", NULL, "mtkaif_26m_clk"},
-	{"ADDA Capture", NULL, "aud_adc_clk"},
 };
 
 static const struct snd_soc_component_driver mt6797_afe_pcm_dai_component = {
diff --git a/sound/soc/mediatek/mt6797/mt6797-dai-adda.c b/sound/soc/mediatek/mt6797/mt6797-dai-adda.c
new file mode 100644
index 0000000..f38e35e
--- /dev/null
+++ b/sound/soc/mediatek/mt6797/mt6797-dai-adda.c
@@ -0,0 +1,384 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// MediaTek ALSA SoC Audio DAI ADDA Control
+//
+// Copyright (c) 2018 MediaTek Inc.
+// Author: KaiChieh Chuang <kaichieh.chuang at mediatek.com>
+
+#include <linux/regmap.h>
+#include <linux/delay.h>
+#include "mt6797-afe-common.h"
+#include "mt6797-interconnection.h"
+#include "mt6797-reg.h"
+
+enum {
+	MTK_AFE_ADDA_DL_RATE_8K = 0,
+	MTK_AFE_ADDA_DL_RATE_11K = 1,
+	MTK_AFE_ADDA_DL_RATE_12K = 2,
+	MTK_AFE_ADDA_DL_RATE_16K = 3,
+	MTK_AFE_ADDA_DL_RATE_22K = 4,
+	MTK_AFE_ADDA_DL_RATE_24K = 5,
+	MTK_AFE_ADDA_DL_RATE_32K = 6,
+	MTK_AFE_ADDA_DL_RATE_44K = 7,
+	MTK_AFE_ADDA_DL_RATE_48K = 8,
+	MTK_AFE_ADDA_DL_RATE_96K = 9,
+	MTK_AFE_ADDA_DL_RATE_192K = 10,
+};
+
+enum {
+	MTK_AFE_ADDA_UL_RATE_8K = 0,
+	MTK_AFE_ADDA_UL_RATE_16K = 1,
+	MTK_AFE_ADDA_UL_RATE_32K = 2,
+	MTK_AFE_ADDA_UL_RATE_48K = 3,
+	MTK_AFE_ADDA_UL_RATE_96K = 4,
+	MTK_AFE_ADDA_UL_RATE_192K = 5,
+	MTK_AFE_ADDA_UL_RATE_48K_HD = 6,
+};
+
+static unsigned int adda_dl_rate_transform(struct mtk_base_afe *afe,
+					   unsigned int rate)
+{
+	switch (rate) {
+	case 8000:
+		return MTK_AFE_ADDA_DL_RATE_8K;
+	case 11025:
+		return MTK_AFE_ADDA_DL_RATE_11K;
+	case 12000:
+		return MTK_AFE_ADDA_DL_RATE_12K;
+	case 16000:
+		return MTK_AFE_ADDA_DL_RATE_16K;
+	case 22050:
+		return MTK_AFE_ADDA_DL_RATE_22K;
+	case 24000:
+		return MTK_AFE_ADDA_DL_RATE_24K;
+	case 32000:
+		return MTK_AFE_ADDA_DL_RATE_32K;
+	case 44100:
+		return MTK_AFE_ADDA_DL_RATE_44K;
+	case 48000:
+		return MTK_AFE_ADDA_DL_RATE_48K;
+	case 96000:
+		return MTK_AFE_ADDA_DL_RATE_96K;
+	case 192000:
+		return MTK_AFE_ADDA_DL_RATE_192K;
+	default:
+		dev_warn(afe->dev, "%s(), rate %d invalid, use 48kHz!!!\n",
+			 __func__, rate);
+		return MTK_AFE_ADDA_DL_RATE_48K;
+	}
+}
+
+static unsigned int adda_ul_rate_transform(struct mtk_base_afe *afe,
+					   unsigned int rate)
+{
+	switch (rate) {
+	case 8000:
+		return MTK_AFE_ADDA_UL_RATE_8K;
+	case 16000:
+		return MTK_AFE_ADDA_UL_RATE_16K;
+	case 32000:
+		return MTK_AFE_ADDA_UL_RATE_32K;
+	case 48000:
+		return MTK_AFE_ADDA_UL_RATE_48K;
+	case 96000:
+		return MTK_AFE_ADDA_UL_RATE_96K;
+	case 192000:
+		return MTK_AFE_ADDA_UL_RATE_192K;
+	default:
+		dev_warn(afe->dev, "%s(), rate %d invalid, use 48kHz!!!\n",
+			 __func__, rate);
+		return MTK_AFE_ADDA_UL_RATE_48K;
+	}
+}
+
+/* dai component */
+static const struct snd_kcontrol_new mtk_adda_dl_ch1_mix[] = {
+	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN3, I_DL1_CH1, 1, 0),
+	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN3, I_DL2_CH1, 1, 0),
+	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN3, I_DL3_CH1, 1, 0),
+	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN3,
+				    I_ADDA_UL_CH2, 1, 0),
+	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN3,
+				    I_ADDA_UL_CH1, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk_adda_dl_ch2_mix[] = {
+	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN4, I_DL1_CH1, 1, 0),
+	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH2", AFE_CONN4, I_DL1_CH2, 1, 0),
+	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN4, I_DL2_CH1, 1, 0),
+	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN4, I_DL2_CH2, 1, 0),
+	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN4, I_DL3_CH1, 1, 0),
+	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH2", AFE_CONN4, I_DL3_CH2, 1, 0),
+	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN4,
+				    I_ADDA_UL_CH2, 1, 0),
+	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN4,
+				    I_ADDA_UL_CH1, 1, 0),
+};
+
+static int mtk_adda_ul_event(struct snd_soc_dapm_widget *w,
+			     struct snd_kcontrol *kcontrol,
+			     int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+
+	dev_dbg(afe->dev, "%s(), name %s, event 0x%x\n",
+		__func__, w->name, event);
+
+	switch (event) {
+	case SND_SOC_DAPM_POST_PMD:
+		/* should delayed 1/fs(smallest is 8k) = 125us before afe off */
+		usleep_range(125, 135);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+enum {
+	SUPPLY_SEQ_AUD_TOP_PDN,
+	SUPPLY_SEQ_ADDA_AFE_ON,
+	SUPPLY_SEQ_ADDA_DL_ON,
+	SUPPLY_SEQ_ADDA_UL_ON,
+};
+
+static const struct snd_soc_dapm_widget mtk_dai_adda_widgets[] = {
+	/* adda */
+	SND_SOC_DAPM_MIXER("ADDA_DL_CH1", SND_SOC_NOPM, 0, 0,
+			   mtk_adda_dl_ch1_mix,
+			   ARRAY_SIZE(mtk_adda_dl_ch1_mix)),
+	SND_SOC_DAPM_MIXER("ADDA_DL_CH2", SND_SOC_NOPM, 0, 0,
+			   mtk_adda_dl_ch2_mix,
+			   ARRAY_SIZE(mtk_adda_dl_ch2_mix)),
+
+	SND_SOC_DAPM_SUPPLY_S("ADDA Enable", SUPPLY_SEQ_ADDA_AFE_ON,
+			      AFE_ADDA_UL_DL_CON0, ADDA_AFE_ON_SFT, 0,
+			      NULL, 0),
+
+	SND_SOC_DAPM_SUPPLY_S("ADDA Playback Enable", SUPPLY_SEQ_ADDA_DL_ON,
+			      AFE_ADDA_DL_SRC2_CON0,
+			      DL_2_SRC_ON_TMP_CTL_PRE_SFT, 0,
+			      NULL, 0),
+
+	SND_SOC_DAPM_SUPPLY_S("ADDA Capture Enable", SUPPLY_SEQ_ADDA_UL_ON,
+			      AFE_ADDA_UL_SRC_CON0,
+			      UL_SRC_ON_TMP_CTL_SFT, 0,
+			      mtk_adda_ul_event,
+			      SND_SOC_DAPM_POST_PMD),
+
+	SND_SOC_DAPM_SUPPLY_S("aud_dac_clk", SUPPLY_SEQ_AUD_TOP_PDN,
+			      AUDIO_TOP_CON0, PDN_DAC_SFT, 1,
+			      NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("aud_dac_predis_clk", SUPPLY_SEQ_AUD_TOP_PDN,
+			      AUDIO_TOP_CON0, PDN_DAC_PREDIS_SFT, 1,
+			      NULL, 0),
+
+	SND_SOC_DAPM_SUPPLY_S("aud_adc_clk", SUPPLY_SEQ_AUD_TOP_PDN,
+			      AUDIO_TOP_CON0, PDN_ADC_SFT, 1,
+			      NULL, 0),
+
+	SND_SOC_DAPM_CLOCK_SUPPLY("mtkaif_26m_clk"),
+};
+
+static const struct snd_soc_dapm_route mtk_dai_adda_routes[] = {
+	/* playback */
+	{"ADDA_DL_CH1", "DL1_CH1", "DL1"},
+	{"ADDA_DL_CH2", "DL1_CH1", "DL1"},
+	{"ADDA_DL_CH2", "DL1_CH2", "DL1"},
+
+	{"ADDA_DL_CH1", "DL2_CH1", "DL2"},
+	{"ADDA_DL_CH2", "DL2_CH1", "DL2"},
+	{"ADDA_DL_CH2", "DL2_CH2", "DL2"},
+
+	{"ADDA_DL_CH1", "DL3_CH1", "DL3"},
+	{"ADDA_DL_CH2", "DL3_CH1", "DL3"},
+	{"ADDA_DL_CH2", "DL3_CH2", "DL3"},
+
+	{"ADDA Playback", NULL, "ADDA_DL_CH1"},
+	{"ADDA Playback", NULL, "ADDA_DL_CH2"},
+
+	/* adda enable */
+	{"ADDA Playback", NULL, "ADDA Enable"},
+	{"ADDA Playback", NULL, "ADDA Playback Enable"},
+	{"ADDA Capture", NULL, "ADDA Enable"},
+	{"ADDA Capture", NULL, "ADDA Capture Enable"},
+
+	/* clk */
+	{"ADDA Playback", NULL, "mtkaif_26m_clk"},
+	{"ADDA Playback", NULL, "aud_dac_clk"},
+	{"ADDA Playback", NULL, "aud_dac_predis_clk"},
+
+	{"ADDA Capture", NULL, "mtkaif_26m_clk"},
+	{"ADDA Capture", NULL, "aud_adc_clk"},
+};
+
+/* dai ops */
+static int mtk_dai_adda_hw_params(struct snd_pcm_substream *substream,
+				  struct snd_pcm_hw_params *params,
+				  struct snd_soc_dai *dai)
+{
+	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+	unsigned int rate = params_rate(params);
+
+	dev_dbg(afe->dev, "%s(), id %d, stream %d, rate %d\n",
+		__func__, dai->id, substream->stream, rate);
+
+	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+		unsigned int dl_src2_con0 = 0;
+		unsigned int dl_src2_con1 = 0;
+
+		/* clean predistortion */
+		regmap_write(afe->regmap, AFE_ADDA_PREDIS_CON0, 0);
+		regmap_write(afe->regmap, AFE_ADDA_PREDIS_CON1, 0);
+
+		/* set input sampling rate */
+		dl_src2_con0 = adda_dl_rate_transform(afe, rate) << 28;
+
+		/* set output mode */
+		switch (rate) {
+		case 192000:
+			dl_src2_con0 |= (0x1 << 24); /* UP_SAMPLING_RATE_X2 */
+			dl_src2_con0 |= 1 << 14;
+			break;
+		case 96000:
+			dl_src2_con0 |= (0x2 << 24); /* UP_SAMPLING_RATE_X4 */
+			dl_src2_con0 |= 1 << 14;
+			break;
+		default:
+			dl_src2_con0 |= (0x3 << 24); /* UP_SAMPLING_RATE_X8 */
+			break;
+		}
+
+		/* turn off mute function */
+		dl_src2_con0 |= (0x03 << 11);
+
+		/* set voice input data if input sample rate is 8k or 16k */
+		if (rate == 8000 || rate == 16000)
+			dl_src2_con0 |= 0x01 << 5;
+
+		if (rate < 96000) {
+			/* SA suggest apply -0.3db to audio/speech path */
+			dl_src2_con1 = 0xf74f0000;
+		} else {
+			/* SA suggest apply -0.3db to audio/speech path
+			 * with DL gain set to half,
+			 * 0xFFFF = 0dB -> 0x8000 = 0dB when 96k, 192k
+			 */
+			dl_src2_con1 = 0x7ba70000;
+		}
+
+		/* turn on down-link gain */
+		dl_src2_con0 = dl_src2_con0 | (0x01 << 1);
+
+		regmap_write(afe->regmap, AFE_ADDA_DL_SRC2_CON0, dl_src2_con0);
+		regmap_write(afe->regmap, AFE_ADDA_DL_SRC2_CON1, dl_src2_con1);
+	} else {
+		unsigned int voice_mode = 0;
+		unsigned int ul_src_con0 = 0;	/* default value */
+
+		/* Using Internal ADC */
+		regmap_update_bits(afe->regmap,
+				   AFE_ADDA_TOP_CON0,
+				   0x1 << 0,
+				   0x0 << 0);
+
+		voice_mode = adda_ul_rate_transform(afe, rate);
+
+		ul_src_con0 |= (voice_mode << 17) & (0x7 << 17);
+
+		/* up8x txif sat on */
+		regmap_write(afe->regmap, AFE_ADDA_NEWIF_CFG0, 0x03F87201);
+
+		if (rate >= 96000) {	/* hires */
+			/* use hires format [1 0 23] */
+			regmap_update_bits(afe->regmap,
+					   AFE_ADDA_NEWIF_CFG0,
+					   0x1 << 5,
+					   0x1 << 5);
+
+			regmap_update_bits(afe->regmap,
+					   AFE_ADDA_NEWIF_CFG2,
+					   0xf << 28,
+					   voice_mode << 28);
+		} else {	/* normal 8~48k */
+			/* use fixed 260k anc path */
+			regmap_update_bits(afe->regmap,
+					   AFE_ADDA_NEWIF_CFG2,
+					   0xf << 28,
+					   8 << 28);
+
+			/* ul_use_cic_out */
+			ul_src_con0 |= 0x1 << 20;
+		}
+
+		regmap_update_bits(afe->regmap,
+				   AFE_ADDA_NEWIF_CFG2,
+				   0xf << 28,
+				   8 << 28);
+
+		regmap_update_bits(afe->regmap,
+				   AFE_ADDA_UL_SRC_CON0,
+				   0xfffffffe,
+				   ul_src_con0);
+	}
+
+	return 0;
+}
+
+static const struct snd_soc_dai_ops mtk_dai_adda_ops = {
+	.hw_params = mtk_dai_adda_hw_params,
+};
+
+/* dai driver */
+#define MTK_ADDA_PLAYBACK_RATES (SNDRV_PCM_RATE_8000_48000 |\
+				 SNDRV_PCM_RATE_96000 |\
+				 SNDRV_PCM_RATE_192000)
+
+#define MTK_ADDA_CAPTURE_RATES (SNDRV_PCM_RATE_8000 |\
+				SNDRV_PCM_RATE_16000 |\
+				SNDRV_PCM_RATE_32000 |\
+				SNDRV_PCM_RATE_48000 |\
+				SNDRV_PCM_RATE_96000 |\
+				SNDRV_PCM_RATE_192000)
+
+#define MTK_ADDA_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
+			  SNDRV_PCM_FMTBIT_S24_LE |\
+			  SNDRV_PCM_FMTBIT_S32_LE)
+
+static struct snd_soc_dai_driver mtk_dai_adda_driver[] = {
+	{
+		.name = "ADDA",
+		.id = MT6797_DAI_ADDA,
+		.playback = {
+			.stream_name = "ADDA Playback",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = MTK_ADDA_PLAYBACK_RATES,
+			.formats = MTK_ADDA_FORMATS,
+		},
+		.capture = {
+			.stream_name = "ADDA Capture",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = MTK_ADDA_CAPTURE_RATES,
+			.formats = MTK_ADDA_FORMATS,
+		},
+		.ops = &mtk_dai_adda_ops,
+	},
+};
+
+int mt6797_dai_adda_register(struct mtk_base_afe *afe)
+{
+	int id = MT6797_DAI_ADDA;
+
+	afe->sub_dais[id].dai_drivers = mtk_dai_adda_driver;
+	afe->sub_dais[id].num_dai_drivers = ARRAY_SIZE(mtk_dai_adda_driver);
+
+	afe->sub_dais[id].dapm_widgets = mtk_dai_adda_widgets;
+	afe->sub_dais[id].num_dapm_widgets = ARRAY_SIZE(mtk_dai_adda_widgets);
+	afe->sub_dais[id].dapm_routes = mtk_dai_adda_routes;
+	afe->sub_dais[id].num_dapm_routes = ARRAY_SIZE(mtk_dai_adda_routes);
+	return 0;
+}
-- 
1.9.1



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