cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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mt8183-dai-i2s.c (32700B)


      1// SPDX-License-Identifier: GPL-2.0
      2//
      3// MediaTek ALSA SoC Audio DAI I2S Control
      4//
      5// Copyright (c) 2018 MediaTek Inc.
      6// Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com>
      7
      8#include <linux/bitops.h>
      9#include <linux/regmap.h>
     10#include <sound/pcm_params.h>
     11#include "mt8183-afe-clk.h"
     12#include "mt8183-afe-common.h"
     13#include "mt8183-interconnection.h"
     14#include "mt8183-reg.h"
     15
     16enum {
     17	I2S_FMT_EIAJ = 0,
     18	I2S_FMT_I2S = 1,
     19};
     20
     21enum {
     22	I2S_WLEN_16_BIT = 0,
     23	I2S_WLEN_32_BIT = 1,
     24};
     25
     26enum {
     27	I2S_HD_NORMAL = 0,
     28	I2S_HD_LOW_JITTER = 1,
     29};
     30
     31enum {
     32	I2S1_SEL_O28_O29 = 0,
     33	I2S1_SEL_O03_O04 = 1,
     34};
     35
     36enum {
     37	I2S_IN_PAD_CONNSYS = 0,
     38	I2S_IN_PAD_IO_MUX = 1,
     39};
     40
     41struct mtk_afe_i2s_priv {
     42	int id;
     43	int rate; /* for determine which apll to use */
     44	int low_jitter_en;
     45
     46	const char *share_property_name;
     47	int share_i2s_id;
     48
     49	int mclk_id;
     50	int mclk_rate;
     51	int mclk_apll;
     52
     53	int use_eiaj;
     54};
     55
     56static unsigned int get_i2s_wlen(snd_pcm_format_t format)
     57{
     58	return snd_pcm_format_physical_width(format) <= 16 ?
     59	       I2S_WLEN_16_BIT : I2S_WLEN_32_BIT;
     60}
     61
     62#define MTK_AFE_I2S0_KCONTROL_NAME "I2S0_HD_Mux"
     63#define MTK_AFE_I2S1_KCONTROL_NAME "I2S1_HD_Mux"
     64#define MTK_AFE_I2S2_KCONTROL_NAME "I2S2_HD_Mux"
     65#define MTK_AFE_I2S3_KCONTROL_NAME "I2S3_HD_Mux"
     66#define MTK_AFE_I2S5_KCONTROL_NAME "I2S5_HD_Mux"
     67
     68#define I2S0_HD_EN_W_NAME "I2S0_HD_EN"
     69#define I2S1_HD_EN_W_NAME "I2S1_HD_EN"
     70#define I2S2_HD_EN_W_NAME "I2S2_HD_EN"
     71#define I2S3_HD_EN_W_NAME "I2S3_HD_EN"
     72#define I2S5_HD_EN_W_NAME "I2S5_HD_EN"
     73
     74#define I2S0_MCLK_EN_W_NAME "I2S0_MCLK_EN"
     75#define I2S1_MCLK_EN_W_NAME "I2S1_MCLK_EN"
     76#define I2S2_MCLK_EN_W_NAME "I2S2_MCLK_EN"
     77#define I2S3_MCLK_EN_W_NAME "I2S3_MCLK_EN"
     78#define I2S5_MCLK_EN_W_NAME "I2S5_MCLK_EN"
     79
     80static int get_i2s_id_by_name(struct mtk_base_afe *afe,
     81			      const char *name)
     82{
     83	if (strncmp(name, "I2S0", 4) == 0)
     84		return MT8183_DAI_I2S_0;
     85	else if (strncmp(name, "I2S1", 4) == 0)
     86		return MT8183_DAI_I2S_1;
     87	else if (strncmp(name, "I2S2", 4) == 0)
     88		return MT8183_DAI_I2S_2;
     89	else if (strncmp(name, "I2S3", 4) == 0)
     90		return MT8183_DAI_I2S_3;
     91	else if (strncmp(name, "I2S5", 4) == 0)
     92		return MT8183_DAI_I2S_5;
     93	else
     94		return -EINVAL;
     95}
     96
     97static struct mtk_afe_i2s_priv *get_i2s_priv_by_name(struct mtk_base_afe *afe,
     98						     const char *name)
     99{
    100	struct mt8183_afe_private *afe_priv = afe->platform_priv;
    101	int dai_id = get_i2s_id_by_name(afe, name);
    102
    103	if (dai_id < 0)
    104		return NULL;
    105
    106	return afe_priv->dai_priv[dai_id];
    107}
    108
    109/* low jitter control */
    110static const char * const mt8183_i2s_hd_str[] = {
    111	"Normal", "Low_Jitter"
    112};
    113
    114static const struct soc_enum mt8183_i2s_enum[] = {
    115	SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mt8183_i2s_hd_str),
    116			    mt8183_i2s_hd_str),
    117};
    118
    119static int mt8183_i2s_hd_get(struct snd_kcontrol *kcontrol,
    120			     struct snd_ctl_elem_value *ucontrol)
    121{
    122	struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol);
    123	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
    124	struct mtk_afe_i2s_priv *i2s_priv;
    125
    126	i2s_priv = get_i2s_priv_by_name(afe, kcontrol->id.name);
    127
    128	if (!i2s_priv) {
    129		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);
    130		return -EINVAL;
    131	}
    132
    133	ucontrol->value.integer.value[0] = i2s_priv->low_jitter_en;
    134
    135	return 0;
    136}
    137
    138static int mt8183_i2s_hd_set(struct snd_kcontrol *kcontrol,
    139			     struct snd_ctl_elem_value *ucontrol)
    140{
    141	struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol);
    142	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
    143	struct mtk_afe_i2s_priv *i2s_priv;
    144	struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
    145	int hd_en;
    146
    147	if (ucontrol->value.enumerated.item[0] >= e->items)
    148		return -EINVAL;
    149
    150	hd_en = ucontrol->value.integer.value[0];
    151
    152	dev_info(afe->dev, "%s(), kcontrol name %s, hd_en %d\n",
    153		 __func__, kcontrol->id.name, hd_en);
    154
    155	i2s_priv = get_i2s_priv_by_name(afe, kcontrol->id.name);
    156
    157	if (!i2s_priv) {
    158		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);
    159		return -EINVAL;
    160	}
    161
    162	i2s_priv->low_jitter_en = hd_en;
    163
    164	return 0;
    165}
    166
    167static const struct snd_kcontrol_new mtk_dai_i2s_controls[] = {
    168	SOC_ENUM_EXT(MTK_AFE_I2S0_KCONTROL_NAME, mt8183_i2s_enum[0],
    169		     mt8183_i2s_hd_get, mt8183_i2s_hd_set),
    170	SOC_ENUM_EXT(MTK_AFE_I2S1_KCONTROL_NAME, mt8183_i2s_enum[0],
    171		     mt8183_i2s_hd_get, mt8183_i2s_hd_set),
    172	SOC_ENUM_EXT(MTK_AFE_I2S2_KCONTROL_NAME, mt8183_i2s_enum[0],
    173		     mt8183_i2s_hd_get, mt8183_i2s_hd_set),
    174	SOC_ENUM_EXT(MTK_AFE_I2S3_KCONTROL_NAME, mt8183_i2s_enum[0],
    175		     mt8183_i2s_hd_get, mt8183_i2s_hd_set),
    176	SOC_ENUM_EXT(MTK_AFE_I2S5_KCONTROL_NAME, mt8183_i2s_enum[0],
    177		     mt8183_i2s_hd_get, mt8183_i2s_hd_set),
    178};
    179
    180/* dai component */
    181/* interconnection */
    182static const struct snd_kcontrol_new mtk_i2s3_ch1_mix[] = {
    183	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN0, I_DL1_CH1, 1, 0),
    184	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN0, I_DL2_CH1, 1, 0),
    185	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN0, I_DL3_CH1, 1, 0),
    186	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN0,
    187				    I_ADDA_UL_CH1, 1, 0),
    188	SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN0,
    189				    I_PCM_1_CAP_CH1, 1, 0),
    190	SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN0,
    191				    I_PCM_2_CAP_CH1, 1, 0),
    192};
    193
    194static const struct snd_kcontrol_new mtk_i2s3_ch2_mix[] = {
    195	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH2", AFE_CONN1, I_DL1_CH2, 1, 0),
    196	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN1, I_DL2_CH2, 1, 0),
    197	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH2", AFE_CONN1, I_DL3_CH2, 1, 0),
    198	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN1,
    199				    I_ADDA_UL_CH2, 1, 0),
    200	SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN1,
    201				    I_PCM_1_CAP_CH1, 1, 0),
    202	SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN1,
    203				    I_PCM_2_CAP_CH1, 1, 0),
    204	SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH2", AFE_CONN1,
    205				    I_PCM_1_CAP_CH2, 1, 0),
    206	SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH2", AFE_CONN1,
    207				    I_PCM_2_CAP_CH2, 1, 0),
    208};
    209
    210static const struct snd_kcontrol_new mtk_i2s1_ch1_mix[] = {
    211	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN28, I_DL1_CH1, 1, 0),
    212	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN28, I_DL2_CH1, 1, 0),
    213	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN28, I_DL3_CH1, 1, 0),
    214	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN28,
    215				    I_ADDA_UL_CH1, 1, 0),
    216	SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN28,
    217				    I_PCM_1_CAP_CH1, 1, 0),
    218	SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN28,
    219				    I_PCM_2_CAP_CH1, 1, 0),
    220};
    221
    222static const struct snd_kcontrol_new mtk_i2s1_ch2_mix[] = {
    223	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH2", AFE_CONN29, I_DL1_CH2, 1, 0),
    224	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN29, I_DL2_CH2, 1, 0),
    225	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH2", AFE_CONN29, I_DL3_CH2, 1, 0),
    226	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN29,
    227				    I_ADDA_UL_CH2, 1, 0),
    228	SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN29,
    229				    I_PCM_1_CAP_CH1, 1, 0),
    230	SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN29,
    231				    I_PCM_2_CAP_CH1, 1, 0),
    232	SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH2", AFE_CONN29,
    233				    I_PCM_1_CAP_CH2, 1, 0),
    234	SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH2", AFE_CONN29,
    235				    I_PCM_2_CAP_CH2, 1, 0),
    236};
    237
    238static const struct snd_kcontrol_new mtk_i2s5_ch1_mix[] = {
    239	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN30, I_DL1_CH1, 1, 0),
    240	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN30, I_DL2_CH1, 1, 0),
    241	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN30, I_DL3_CH1, 1, 0),
    242	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN30,
    243				    I_ADDA_UL_CH1, 1, 0),
    244	SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN30,
    245				    I_PCM_1_CAP_CH1, 1, 0),
    246	SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN30,
    247				    I_PCM_2_CAP_CH1, 1, 0),
    248};
    249
    250static const struct snd_kcontrol_new mtk_i2s5_ch2_mix[] = {
    251	SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH2", AFE_CONN31, I_DL1_CH2, 1, 0),
    252	SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN31, I_DL2_CH2, 1, 0),
    253	SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH2", AFE_CONN31, I_DL3_CH2, 1, 0),
    254	SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN31,
    255				    I_ADDA_UL_CH2, 1, 0),
    256	SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN31,
    257				    I_PCM_1_CAP_CH1, 1, 0),
    258	SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN31,
    259				    I_PCM_2_CAP_CH1, 1, 0),
    260	SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH2", AFE_CONN31,
    261				    I_PCM_1_CAP_CH2, 1, 0),
    262	SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH2", AFE_CONN31,
    263				    I_PCM_2_CAP_CH2, 1, 0),
    264};
    265
    266enum {
    267	SUPPLY_SEQ_APLL,
    268	SUPPLY_SEQ_I2S_MCLK_EN,
    269	SUPPLY_SEQ_I2S_HD_EN,
    270	SUPPLY_SEQ_I2S_EN,
    271};
    272
    273static int mtk_apll_event(struct snd_soc_dapm_widget *w,
    274			  struct snd_kcontrol *kcontrol,
    275			  int event)
    276{
    277	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
    278	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
    279
    280	dev_info(cmpnt->dev, "%s(), name %s, event 0x%x\n",
    281		 __func__, w->name, event);
    282
    283	switch (event) {
    284	case SND_SOC_DAPM_PRE_PMU:
    285		if (strcmp(w->name, APLL1_W_NAME) == 0)
    286			mt8183_apll1_enable(afe);
    287		else
    288			mt8183_apll2_enable(afe);
    289		break;
    290	case SND_SOC_DAPM_POST_PMD:
    291		if (strcmp(w->name, APLL1_W_NAME) == 0)
    292			mt8183_apll1_disable(afe);
    293		else
    294			mt8183_apll2_disable(afe);
    295		break;
    296	default:
    297		break;
    298	}
    299
    300	return 0;
    301}
    302
    303static int mtk_mclk_en_event(struct snd_soc_dapm_widget *w,
    304			     struct snd_kcontrol *kcontrol,
    305			     int event)
    306{
    307	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
    308	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
    309	struct mtk_afe_i2s_priv *i2s_priv;
    310
    311	dev_info(cmpnt->dev, "%s(), name %s, event 0x%x\n",
    312		 __func__, w->name, event);
    313
    314	i2s_priv = get_i2s_priv_by_name(afe, w->name);
    315
    316	if (!i2s_priv) {
    317		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);
    318		return -EINVAL;
    319	}
    320
    321	switch (event) {
    322	case SND_SOC_DAPM_PRE_PMU:
    323		mt8183_mck_enable(afe, i2s_priv->mclk_id, i2s_priv->mclk_rate);
    324		break;
    325	case SND_SOC_DAPM_POST_PMD:
    326		i2s_priv->mclk_rate = 0;
    327		mt8183_mck_disable(afe, i2s_priv->mclk_id);
    328		break;
    329	default:
    330		break;
    331	}
    332
    333	return 0;
    334}
    335
    336static const struct snd_soc_dapm_widget mtk_dai_i2s_widgets[] = {
    337	SND_SOC_DAPM_MIXER("I2S1_CH1", SND_SOC_NOPM, 0, 0,
    338			   mtk_i2s1_ch1_mix,
    339			   ARRAY_SIZE(mtk_i2s1_ch1_mix)),
    340	SND_SOC_DAPM_MIXER("I2S1_CH2", SND_SOC_NOPM, 0, 0,
    341			   mtk_i2s1_ch2_mix,
    342			   ARRAY_SIZE(mtk_i2s1_ch2_mix)),
    343
    344	SND_SOC_DAPM_MIXER("I2S3_CH1", SND_SOC_NOPM, 0, 0,
    345			   mtk_i2s3_ch1_mix,
    346			   ARRAY_SIZE(mtk_i2s3_ch1_mix)),
    347	SND_SOC_DAPM_MIXER("I2S3_CH2", SND_SOC_NOPM, 0, 0,
    348			   mtk_i2s3_ch2_mix,
    349			   ARRAY_SIZE(mtk_i2s3_ch2_mix)),
    350
    351	SND_SOC_DAPM_MIXER("I2S5_CH1", SND_SOC_NOPM, 0, 0,
    352			   mtk_i2s5_ch1_mix,
    353			   ARRAY_SIZE(mtk_i2s5_ch1_mix)),
    354	SND_SOC_DAPM_MIXER("I2S5_CH2", SND_SOC_NOPM, 0, 0,
    355			   mtk_i2s5_ch2_mix,
    356			   ARRAY_SIZE(mtk_i2s5_ch2_mix)),
    357
    358	/* i2s en*/
    359	SND_SOC_DAPM_SUPPLY_S("I2S0_EN", SUPPLY_SEQ_I2S_EN,
    360			      AFE_I2S_CON, I2S_EN_SFT, 0,
    361			      NULL, 0),
    362	SND_SOC_DAPM_SUPPLY_S("I2S1_EN", SUPPLY_SEQ_I2S_EN,
    363			      AFE_I2S_CON1, I2S_EN_SFT, 0,
    364			      NULL, 0),
    365	SND_SOC_DAPM_SUPPLY_S("I2S2_EN", SUPPLY_SEQ_I2S_EN,
    366			      AFE_I2S_CON2, I2S_EN_SFT, 0,
    367			      NULL, 0),
    368	SND_SOC_DAPM_SUPPLY_S("I2S3_EN", SUPPLY_SEQ_I2S_EN,
    369			      AFE_I2S_CON3, I2S_EN_SFT, 0,
    370			      NULL, 0),
    371	SND_SOC_DAPM_SUPPLY_S("I2S5_EN", SUPPLY_SEQ_I2S_EN,
    372			      AFE_I2S_CON4, I2S5_EN_SFT, 0,
    373			      NULL, 0),
    374	/* i2s hd en */
    375	SND_SOC_DAPM_SUPPLY_S(I2S0_HD_EN_W_NAME, SUPPLY_SEQ_I2S_HD_EN,
    376			      AFE_I2S_CON, I2S1_HD_EN_SFT, 0,
    377			      NULL, 0),
    378	SND_SOC_DAPM_SUPPLY_S(I2S1_HD_EN_W_NAME, SUPPLY_SEQ_I2S_HD_EN,
    379			      AFE_I2S_CON1, I2S2_HD_EN_SFT, 0,
    380			      NULL, 0),
    381	SND_SOC_DAPM_SUPPLY_S(I2S2_HD_EN_W_NAME, SUPPLY_SEQ_I2S_HD_EN,
    382			      AFE_I2S_CON2, I2S3_HD_EN_SFT, 0,
    383			      NULL, 0),
    384	SND_SOC_DAPM_SUPPLY_S(I2S3_HD_EN_W_NAME, SUPPLY_SEQ_I2S_HD_EN,
    385			      AFE_I2S_CON3, I2S4_HD_EN_SFT, 0,
    386			      NULL, 0),
    387	SND_SOC_DAPM_SUPPLY_S(I2S5_HD_EN_W_NAME, SUPPLY_SEQ_I2S_HD_EN,
    388			      AFE_I2S_CON4, I2S5_HD_EN_SFT, 0,
    389			      NULL, 0),
    390
    391	/* i2s mclk en */
    392	SND_SOC_DAPM_SUPPLY_S(I2S0_MCLK_EN_W_NAME, SUPPLY_SEQ_I2S_MCLK_EN,
    393			      SND_SOC_NOPM, 0, 0,
    394			      mtk_mclk_en_event,
    395			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
    396	SND_SOC_DAPM_SUPPLY_S(I2S1_MCLK_EN_W_NAME, SUPPLY_SEQ_I2S_MCLK_EN,
    397			      SND_SOC_NOPM, 0, 0,
    398			      mtk_mclk_en_event,
    399			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
    400	SND_SOC_DAPM_SUPPLY_S(I2S2_MCLK_EN_W_NAME, SUPPLY_SEQ_I2S_MCLK_EN,
    401			      SND_SOC_NOPM, 0, 0,
    402			      mtk_mclk_en_event,
    403			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
    404	SND_SOC_DAPM_SUPPLY_S(I2S3_MCLK_EN_W_NAME, SUPPLY_SEQ_I2S_MCLK_EN,
    405			      SND_SOC_NOPM, 0, 0,
    406			      mtk_mclk_en_event,
    407			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
    408	SND_SOC_DAPM_SUPPLY_S(I2S5_MCLK_EN_W_NAME, SUPPLY_SEQ_I2S_MCLK_EN,
    409			      SND_SOC_NOPM, 0, 0,
    410			      mtk_mclk_en_event,
    411			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
    412
    413	/* apll */
    414	SND_SOC_DAPM_SUPPLY_S(APLL1_W_NAME, SUPPLY_SEQ_APLL,
    415			      SND_SOC_NOPM, 0, 0,
    416			      mtk_apll_event,
    417			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
    418	SND_SOC_DAPM_SUPPLY_S(APLL2_W_NAME, SUPPLY_SEQ_APLL,
    419			      SND_SOC_NOPM, 0, 0,
    420			      mtk_apll_event,
    421			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
    422};
    423
    424static int mtk_afe_i2s_share_connect(struct snd_soc_dapm_widget *source,
    425				     struct snd_soc_dapm_widget *sink)
    426{
    427	struct snd_soc_dapm_widget *w = sink;
    428	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
    429	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
    430	struct mtk_afe_i2s_priv *i2s_priv;
    431
    432	i2s_priv = get_i2s_priv_by_name(afe, sink->name);
    433
    434	if (!i2s_priv) {
    435		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);
    436		return 0;
    437	}
    438
    439	if (i2s_priv->share_i2s_id < 0)
    440		return 0;
    441
    442	return i2s_priv->share_i2s_id == get_i2s_id_by_name(afe, source->name);
    443}
    444
    445static int mtk_afe_i2s_hd_connect(struct snd_soc_dapm_widget *source,
    446				  struct snd_soc_dapm_widget *sink)
    447{
    448	struct snd_soc_dapm_widget *w = sink;
    449	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
    450	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
    451	struct mtk_afe_i2s_priv *i2s_priv;
    452
    453	i2s_priv = get_i2s_priv_by_name(afe, sink->name);
    454
    455	if (!i2s_priv) {
    456		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);
    457		return 0;
    458	}
    459
    460	if (get_i2s_id_by_name(afe, sink->name) ==
    461	    get_i2s_id_by_name(afe, source->name))
    462		return i2s_priv->low_jitter_en;
    463
    464	/* check if share i2s need hd en */
    465	if (i2s_priv->share_i2s_id < 0)
    466		return 0;
    467
    468	if (i2s_priv->share_i2s_id == get_i2s_id_by_name(afe, source->name))
    469		return i2s_priv->low_jitter_en;
    470
    471	return 0;
    472}
    473
    474static int mtk_afe_i2s_apll_connect(struct snd_soc_dapm_widget *source,
    475				    struct snd_soc_dapm_widget *sink)
    476{
    477	struct snd_soc_dapm_widget *w = sink;
    478	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
    479	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
    480	struct mtk_afe_i2s_priv *i2s_priv;
    481	int cur_apll;
    482	int i2s_need_apll;
    483
    484	i2s_priv = get_i2s_priv_by_name(afe, w->name);
    485
    486	if (!i2s_priv) {
    487		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);
    488		return 0;
    489	}
    490
    491	/* which apll */
    492	cur_apll = mt8183_get_apll_by_name(afe, source->name);
    493
    494	/* choose APLL from i2s rate */
    495	i2s_need_apll = mt8183_get_apll_by_rate(afe, i2s_priv->rate);
    496
    497	return (i2s_need_apll == cur_apll) ? 1 : 0;
    498}
    499
    500static int mtk_afe_i2s_mclk_connect(struct snd_soc_dapm_widget *source,
    501				    struct snd_soc_dapm_widget *sink)
    502{
    503	struct snd_soc_dapm_widget *w = sink;
    504	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
    505	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
    506	struct mtk_afe_i2s_priv *i2s_priv;
    507
    508	i2s_priv = get_i2s_priv_by_name(afe, sink->name);
    509
    510	if (!i2s_priv) {
    511		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);
    512		return 0;
    513	}
    514
    515	if (get_i2s_id_by_name(afe, sink->name) ==
    516	    get_i2s_id_by_name(afe, source->name))
    517		return (i2s_priv->mclk_rate > 0) ? 1 : 0;
    518
    519	/* check if share i2s need mclk */
    520	if (i2s_priv->share_i2s_id < 0)
    521		return 0;
    522
    523	if (i2s_priv->share_i2s_id == get_i2s_id_by_name(afe, source->name))
    524		return (i2s_priv->mclk_rate > 0) ? 1 : 0;
    525
    526	return 0;
    527}
    528
    529static int mtk_afe_mclk_apll_connect(struct snd_soc_dapm_widget *source,
    530				     struct snd_soc_dapm_widget *sink)
    531{
    532	struct snd_soc_dapm_widget *w = sink;
    533	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
    534	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
    535	struct mtk_afe_i2s_priv *i2s_priv;
    536	int cur_apll;
    537
    538	i2s_priv = get_i2s_priv_by_name(afe, w->name);
    539
    540	if (!i2s_priv) {
    541		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);
    542		return 0;
    543	}
    544
    545	/* which apll */
    546	cur_apll = mt8183_get_apll_by_name(afe, source->name);
    547
    548	return (i2s_priv->mclk_apll == cur_apll) ? 1 : 0;
    549}
    550
    551static const struct snd_soc_dapm_route mtk_dai_i2s_routes[] = {
    552	/* i2s0 */
    553	{"I2S0", NULL, "I2S0_EN"},
    554	{"I2S0", NULL, "I2S1_EN", mtk_afe_i2s_share_connect},
    555	{"I2S0", NULL, "I2S2_EN", mtk_afe_i2s_share_connect},
    556	{"I2S0", NULL, "I2S3_EN", mtk_afe_i2s_share_connect},
    557	{"I2S0", NULL, "I2S5_EN", mtk_afe_i2s_share_connect},
    558
    559	{"I2S0", NULL, I2S0_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    560	{"I2S0", NULL, I2S1_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    561	{"I2S0", NULL, I2S2_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    562	{"I2S0", NULL, I2S3_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    563	{"I2S0", NULL, I2S5_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    564	{I2S0_HD_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_i2s_apll_connect},
    565	{I2S0_HD_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_i2s_apll_connect},
    566
    567	{"I2S0", NULL, I2S0_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    568	{"I2S0", NULL, I2S1_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    569	{"I2S0", NULL, I2S2_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    570	{"I2S0", NULL, I2S3_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    571	{"I2S0", NULL, I2S5_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    572	{I2S0_MCLK_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_mclk_apll_connect},
    573	{I2S0_MCLK_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_mclk_apll_connect},
    574
    575	/* i2s1 */
    576	{"I2S1_CH1", "DL1_CH1", "DL1"},
    577	{"I2S1_CH2", "DL1_CH2", "DL1"},
    578
    579	{"I2S1_CH1", "DL2_CH1", "DL2"},
    580	{"I2S1_CH2", "DL2_CH2", "DL2"},
    581
    582	{"I2S1_CH1", "DL3_CH1", "DL3"},
    583	{"I2S1_CH2", "DL3_CH2", "DL3"},
    584
    585	{"I2S1", NULL, "I2S1_CH1"},
    586	{"I2S1", NULL, "I2S1_CH2"},
    587
    588	{"I2S1", NULL, "I2S0_EN", mtk_afe_i2s_share_connect},
    589	{"I2S1", NULL, "I2S1_EN"},
    590	{"I2S1", NULL, "I2S2_EN", mtk_afe_i2s_share_connect},
    591	{"I2S1", NULL, "I2S3_EN", mtk_afe_i2s_share_connect},
    592	{"I2S1", NULL, "I2S5_EN", mtk_afe_i2s_share_connect},
    593
    594	{"I2S1", NULL, I2S0_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    595	{"I2S1", NULL, I2S1_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    596	{"I2S1", NULL, I2S2_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    597	{"I2S1", NULL, I2S3_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    598	{"I2S1", NULL, I2S5_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    599	{I2S1_HD_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_i2s_apll_connect},
    600	{I2S1_HD_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_i2s_apll_connect},
    601
    602	{"I2S1", NULL, I2S0_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    603	{"I2S1", NULL, I2S1_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    604	{"I2S1", NULL, I2S2_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    605	{"I2S1", NULL, I2S3_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    606	{"I2S1", NULL, I2S5_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    607	{I2S1_MCLK_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_mclk_apll_connect},
    608	{I2S1_MCLK_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_mclk_apll_connect},
    609
    610	/* i2s2 */
    611	{"I2S2", NULL, "I2S0_EN", mtk_afe_i2s_share_connect},
    612	{"I2S2", NULL, "I2S1_EN", mtk_afe_i2s_share_connect},
    613	{"I2S2", NULL, "I2S2_EN"},
    614	{"I2S2", NULL, "I2S3_EN", mtk_afe_i2s_share_connect},
    615	{"I2S2", NULL, "I2S5_EN", mtk_afe_i2s_share_connect},
    616
    617	{"I2S2", NULL, I2S0_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    618	{"I2S2", NULL, I2S1_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    619	{"I2S2", NULL, I2S2_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    620	{"I2S2", NULL, I2S3_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    621	{"I2S2", NULL, I2S5_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    622	{I2S2_HD_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_i2s_apll_connect},
    623	{I2S2_HD_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_i2s_apll_connect},
    624
    625	{"I2S2", NULL, I2S0_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    626	{"I2S2", NULL, I2S1_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    627	{"I2S2", NULL, I2S2_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    628	{"I2S2", NULL, I2S3_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    629	{"I2S2", NULL, I2S5_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    630	{I2S2_MCLK_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_mclk_apll_connect},
    631	{I2S2_MCLK_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_mclk_apll_connect},
    632
    633	/* i2s3 */
    634	{"I2S3_CH1", "DL1_CH1", "DL1"},
    635	{"I2S3_CH2", "DL1_CH2", "DL1"},
    636
    637	{"I2S3_CH1", "DL2_CH1", "DL2"},
    638	{"I2S3_CH2", "DL2_CH2", "DL2"},
    639
    640	{"I2S3_CH1", "DL3_CH1", "DL3"},
    641	{"I2S3_CH2", "DL3_CH2", "DL3"},
    642
    643	{"I2S3", NULL, "I2S3_CH1"},
    644	{"I2S3", NULL, "I2S3_CH2"},
    645
    646	{"I2S3", NULL, "I2S0_EN", mtk_afe_i2s_share_connect},
    647	{"I2S3", NULL, "I2S1_EN", mtk_afe_i2s_share_connect},
    648	{"I2S3", NULL, "I2S2_EN", mtk_afe_i2s_share_connect},
    649	{"I2S3", NULL, "I2S3_EN"},
    650	{"I2S3", NULL, "I2S5_EN", mtk_afe_i2s_share_connect},
    651
    652	{"I2S3", NULL, I2S0_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    653	{"I2S3", NULL, I2S1_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    654	{"I2S3", NULL, I2S2_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    655	{"I2S3", NULL, I2S3_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    656	{"I2S3", NULL, I2S5_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    657	{I2S3_HD_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_i2s_apll_connect},
    658	{I2S3_HD_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_i2s_apll_connect},
    659
    660	{"I2S3", NULL, I2S0_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    661	{"I2S3", NULL, I2S1_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    662	{"I2S3", NULL, I2S2_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    663	{"I2S3", NULL, I2S3_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    664	{"I2S3", NULL, I2S5_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    665	{I2S3_MCLK_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_mclk_apll_connect},
    666	{I2S3_MCLK_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_mclk_apll_connect},
    667
    668	/* i2s5 */
    669	{"I2S5_CH1", "DL1_CH1", "DL1"},
    670	{"I2S5_CH2", "DL1_CH2", "DL1"},
    671
    672	{"I2S5_CH1", "DL2_CH1", "DL2"},
    673	{"I2S5_CH2", "DL2_CH2", "DL2"},
    674
    675	{"I2S5_CH1", "DL3_CH1", "DL3"},
    676	{"I2S5_CH2", "DL3_CH2", "DL3"},
    677
    678	{"I2S5", NULL, "I2S5_CH1"},
    679	{"I2S5", NULL, "I2S5_CH2"},
    680
    681	{"I2S5", NULL, "I2S0_EN", mtk_afe_i2s_share_connect},
    682	{"I2S5", NULL, "I2S1_EN", mtk_afe_i2s_share_connect},
    683	{"I2S5", NULL, "I2S2_EN", mtk_afe_i2s_share_connect},
    684	{"I2S5", NULL, "I2S3_EN", mtk_afe_i2s_share_connect},
    685	{"I2S5", NULL, "I2S5_EN"},
    686
    687	{"I2S5", NULL, I2S0_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    688	{"I2S5", NULL, I2S1_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    689	{"I2S5", NULL, I2S2_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    690	{"I2S5", NULL, I2S3_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    691	{"I2S5", NULL, I2S5_HD_EN_W_NAME, mtk_afe_i2s_hd_connect},
    692	{I2S5_HD_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_i2s_apll_connect},
    693	{I2S5_HD_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_i2s_apll_connect},
    694
    695	{"I2S5", NULL, I2S0_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    696	{"I2S5", NULL, I2S1_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    697	{"I2S5", NULL, I2S2_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    698	{"I2S5", NULL, I2S3_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    699	{"I2S5", NULL, I2S5_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect},
    700	{I2S5_MCLK_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_mclk_apll_connect},
    701	{I2S5_MCLK_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_mclk_apll_connect},
    702};
    703
    704/* dai ops */
    705static int mtk_dai_i2s_config(struct mtk_base_afe *afe,
    706			      struct snd_pcm_hw_params *params,
    707			      int i2s_id)
    708{
    709	struct mt8183_afe_private *afe_priv = afe->platform_priv;
    710	struct mtk_afe_i2s_priv *i2s_priv = afe_priv->dai_priv[i2s_id];
    711
    712	unsigned int rate = params_rate(params);
    713	unsigned int rate_reg = mt8183_rate_transform(afe->dev,
    714						      rate, i2s_id);
    715	snd_pcm_format_t format = params_format(params);
    716	unsigned int i2s_con = 0, fmt_con = I2S_FMT_I2S << I2S_FMT_SFT;
    717	int ret = 0;
    718
    719	dev_info(afe->dev, "%s(), id %d, rate %d, format %d\n",
    720		 __func__,
    721		 i2s_id,
    722		 rate, format);
    723
    724	if (i2s_priv) {
    725		i2s_priv->rate = rate;
    726
    727		if (i2s_priv->use_eiaj)
    728			fmt_con = I2S_FMT_EIAJ << I2S_FMT_SFT;
    729	} else {
    730		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);
    731	}
    732
    733	switch (i2s_id) {
    734	case MT8183_DAI_I2S_0:
    735		regmap_update_bits(afe->regmap, AFE_DAC_CON1,
    736				   I2S_MODE_MASK_SFT, rate_reg << I2S_MODE_SFT);
    737		i2s_con = I2S_IN_PAD_IO_MUX << I2SIN_PAD_SEL_SFT;
    738		i2s_con |= fmt_con;
    739		i2s_con |= get_i2s_wlen(format) << I2S_WLEN_SFT;
    740		regmap_update_bits(afe->regmap, AFE_I2S_CON,
    741				   0xffffeffe, i2s_con);
    742		break;
    743	case MT8183_DAI_I2S_1:
    744		i2s_con = I2S1_SEL_O28_O29 << I2S2_SEL_O03_O04_SFT;
    745		i2s_con |= rate_reg << I2S2_OUT_MODE_SFT;
    746		i2s_con |= fmt_con;
    747		i2s_con |= get_i2s_wlen(format) << I2S2_WLEN_SFT;
    748		regmap_update_bits(afe->regmap, AFE_I2S_CON1,
    749				   0xffffeffe, i2s_con);
    750		break;
    751	case MT8183_DAI_I2S_2:
    752		i2s_con = 8 << I2S3_UPDATE_WORD_SFT;
    753		i2s_con |= rate_reg << I2S3_OUT_MODE_SFT;
    754		i2s_con |= fmt_con;
    755		i2s_con |= get_i2s_wlen(format) << I2S3_WLEN_SFT;
    756		regmap_update_bits(afe->regmap, AFE_I2S_CON2,
    757				   0xffffeffe, i2s_con);
    758		break;
    759	case MT8183_DAI_I2S_3:
    760		i2s_con = rate_reg << I2S4_OUT_MODE_SFT;
    761		i2s_con |= fmt_con;
    762		i2s_con |= get_i2s_wlen(format) << I2S4_WLEN_SFT;
    763		regmap_update_bits(afe->regmap, AFE_I2S_CON3,
    764				   0xffffeffe, i2s_con);
    765		break;
    766	case MT8183_DAI_I2S_5:
    767		i2s_con = rate_reg << I2S5_OUT_MODE_SFT;
    768		i2s_con |= fmt_con;
    769		i2s_con |= get_i2s_wlen(format) << I2S5_WLEN_SFT;
    770		regmap_update_bits(afe->regmap, AFE_I2S_CON4,
    771				   0xffffeffe, i2s_con);
    772		break;
    773	default:
    774		dev_warn(afe->dev, "%s(), id %d not support\n",
    775			 __func__, i2s_id);
    776		return -EINVAL;
    777	}
    778
    779	/* set share i2s */
    780	if (i2s_priv && i2s_priv->share_i2s_id >= 0)
    781		ret = mtk_dai_i2s_config(afe, params, i2s_priv->share_i2s_id);
    782
    783	return ret;
    784}
    785
    786static int mtk_dai_i2s_hw_params(struct snd_pcm_substream *substream,
    787				 struct snd_pcm_hw_params *params,
    788				 struct snd_soc_dai *dai)
    789{
    790	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
    791
    792	return mtk_dai_i2s_config(afe, params, dai->id);
    793}
    794
    795static int mtk_dai_i2s_set_sysclk(struct snd_soc_dai *dai,
    796				  int clk_id, unsigned int freq, int dir)
    797{
    798	struct mtk_base_afe *afe = dev_get_drvdata(dai->dev);
    799	struct mt8183_afe_private *afe_priv = afe->platform_priv;
    800	struct mtk_afe_i2s_priv *i2s_priv = afe_priv->dai_priv[dai->id];
    801	int apll;
    802	int apll_rate;
    803
    804	if (!i2s_priv) {
    805		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);
    806		return -EINVAL;
    807	}
    808
    809	if (dir != SND_SOC_CLOCK_OUT) {
    810		dev_warn(afe->dev, "%s(), dir != SND_SOC_CLOCK_OUT", __func__);
    811		return -EINVAL;
    812	}
    813
    814	dev_info(afe->dev, "%s(), freq %d\n", __func__, freq);
    815
    816	apll = mt8183_get_apll_by_rate(afe, freq);
    817	apll_rate = mt8183_get_apll_rate(afe, apll);
    818
    819	if (freq > apll_rate) {
    820		dev_warn(afe->dev, "%s(), freq > apll rate", __func__);
    821		return -EINVAL;
    822	}
    823
    824	if (apll_rate % freq != 0) {
    825		dev_warn(afe->dev, "%s(), APLL cannot generate freq Hz",
    826			 __func__);
    827		return -EINVAL;
    828	}
    829
    830	i2s_priv->mclk_rate = freq;
    831	i2s_priv->mclk_apll = apll;
    832
    833	if (i2s_priv->share_i2s_id > 0) {
    834		struct mtk_afe_i2s_priv *share_i2s_priv;
    835
    836		share_i2s_priv = afe_priv->dai_priv[i2s_priv->share_i2s_id];
    837		if (!share_i2s_priv) {
    838			dev_warn(afe->dev, "%s(), share_i2s_priv == NULL",
    839				 __func__);
    840			return -EINVAL;
    841		}
    842
    843		share_i2s_priv->mclk_rate = i2s_priv->mclk_rate;
    844		share_i2s_priv->mclk_apll = i2s_priv->mclk_apll;
    845	}
    846
    847	return 0;
    848}
    849
    850static int mtk_dai_i2s_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
    851{
    852	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
    853	struct mt8183_afe_private *afe_priv = afe->platform_priv;
    854	struct mtk_afe_i2s_priv *i2s_priv;
    855
    856	switch (dai->id) {
    857	case MT8183_DAI_I2S_0:
    858	case MT8183_DAI_I2S_1:
    859	case MT8183_DAI_I2S_2:
    860	case MT8183_DAI_I2S_3:
    861	case MT8183_DAI_I2S_5:
    862		break;
    863	default:
    864		dev_warn(afe->dev, "%s(), id %d not support\n",
    865			 __func__, dai->id);
    866		return -EINVAL;
    867	}
    868	i2s_priv = afe_priv->dai_priv[dai->id];
    869
    870	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
    871	case SND_SOC_DAIFMT_LEFT_J:
    872		i2s_priv->use_eiaj = 1;
    873		break;
    874	case SND_SOC_DAIFMT_I2S:
    875		i2s_priv->use_eiaj = 0;
    876		break;
    877	default:
    878		dev_warn(afe->dev, "%s(), DAI format %d not support\n",
    879			 __func__, fmt & SND_SOC_DAIFMT_FORMAT_MASK);
    880		return -EINVAL;
    881	}
    882
    883	return 0;
    884}
    885
    886static const struct snd_soc_dai_ops mtk_dai_i2s_ops = {
    887	.hw_params = mtk_dai_i2s_hw_params,
    888	.set_sysclk = mtk_dai_i2s_set_sysclk,
    889	.set_fmt = mtk_dai_i2s_set_fmt,
    890};
    891
    892/* dai driver */
    893#define MTK_I2S_RATES (SNDRV_PCM_RATE_8000_48000 |\
    894		       SNDRV_PCM_RATE_88200 |\
    895		       SNDRV_PCM_RATE_96000 |\
    896		       SNDRV_PCM_RATE_176400 |\
    897		       SNDRV_PCM_RATE_192000)
    898
    899#define MTK_I2S_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
    900			 SNDRV_PCM_FMTBIT_S24_LE |\
    901			 SNDRV_PCM_FMTBIT_S32_LE)
    902
    903static struct snd_soc_dai_driver mtk_dai_i2s_driver[] = {
    904	{
    905		.name = "I2S0",
    906		.id = MT8183_DAI_I2S_0,
    907		.capture = {
    908			.stream_name = "I2S0",
    909			.channels_min = 1,
    910			.channels_max = 2,
    911			.rates = MTK_I2S_RATES,
    912			.formats = MTK_I2S_FORMATS,
    913		},
    914		.ops = &mtk_dai_i2s_ops,
    915	},
    916	{
    917		.name = "I2S1",
    918		.id = MT8183_DAI_I2S_1,
    919		.playback = {
    920			.stream_name = "I2S1",
    921			.channels_min = 1,
    922			.channels_max = 2,
    923			.rates = MTK_I2S_RATES,
    924			.formats = MTK_I2S_FORMATS,
    925		},
    926		.ops = &mtk_dai_i2s_ops,
    927	},
    928	{
    929		.name = "I2S2",
    930		.id = MT8183_DAI_I2S_2,
    931		.capture = {
    932			.stream_name = "I2S2",
    933			.channels_min = 1,
    934			.channels_max = 2,
    935			.rates = MTK_I2S_RATES,
    936			.formats = MTK_I2S_FORMATS,
    937		},
    938		.ops = &mtk_dai_i2s_ops,
    939	},
    940	{
    941		.name = "I2S3",
    942		.id = MT8183_DAI_I2S_3,
    943		.playback = {
    944			.stream_name = "I2S3",
    945			.channels_min = 1,
    946			.channels_max = 2,
    947			.rates = MTK_I2S_RATES,
    948			.formats = MTK_I2S_FORMATS,
    949		},
    950		.ops = &mtk_dai_i2s_ops,
    951	},
    952	{
    953		.name = "I2S5",
    954		.id = MT8183_DAI_I2S_5,
    955		.playback = {
    956			.stream_name = "I2S5",
    957			.channels_min = 1,
    958			.channels_max = 2,
    959			.rates = MTK_I2S_RATES,
    960			.formats = MTK_I2S_FORMATS,
    961		},
    962		.ops = &mtk_dai_i2s_ops,
    963	},
    964};
    965
    966/* this enum is merely for mtk_afe_i2s_priv declare */
    967enum {
    968	DAI_I2S0 = 0,
    969	DAI_I2S1,
    970	DAI_I2S2,
    971	DAI_I2S3,
    972	DAI_I2S5,
    973	DAI_I2S_NUM,
    974};
    975
    976static const struct mtk_afe_i2s_priv mt8183_i2s_priv[DAI_I2S_NUM] = {
    977	[DAI_I2S0] = {
    978		.id = MT8183_DAI_I2S_0,
    979		.mclk_id = MT8183_I2S0_MCK,
    980		.share_property_name = "i2s0-share",
    981		.share_i2s_id = -1,
    982	},
    983	[DAI_I2S1] = {
    984		.id = MT8183_DAI_I2S_1,
    985		.mclk_id = MT8183_I2S1_MCK,
    986		.share_property_name = "i2s1-share",
    987		.share_i2s_id = -1,
    988	},
    989	[DAI_I2S2] = {
    990		.id = MT8183_DAI_I2S_2,
    991		.mclk_id = MT8183_I2S2_MCK,
    992		.share_property_name = "i2s2-share",
    993		.share_i2s_id = -1,
    994	},
    995	[DAI_I2S3] = {
    996		.id = MT8183_DAI_I2S_3,
    997		.mclk_id = MT8183_I2S3_MCK,
    998		.share_property_name = "i2s3-share",
    999		.share_i2s_id = -1,
   1000	},
   1001	[DAI_I2S5] = {
   1002		.id = MT8183_DAI_I2S_5,
   1003		.mclk_id = MT8183_I2S5_MCK,
   1004		.share_property_name = "i2s5-share",
   1005		.share_i2s_id = -1,
   1006	},
   1007};
   1008
   1009static int mt8183_dai_i2s_get_share(struct mtk_base_afe *afe)
   1010{
   1011	struct mt8183_afe_private *afe_priv = afe->platform_priv;
   1012	const struct device_node *of_node = afe->dev->of_node;
   1013	const char *of_str;
   1014	const char *property_name;
   1015	struct mtk_afe_i2s_priv *i2s_priv;
   1016	int i;
   1017
   1018	for (i = 0; i < DAI_I2S_NUM; i++) {
   1019		i2s_priv = afe_priv->dai_priv[mt8183_i2s_priv[i].id];
   1020		property_name = mt8183_i2s_priv[i].share_property_name;
   1021		if (of_property_read_string(of_node, property_name, &of_str))
   1022			continue;
   1023		i2s_priv->share_i2s_id = get_i2s_id_by_name(afe, of_str);
   1024	}
   1025
   1026	return 0;
   1027}
   1028
   1029static int mt8183_dai_i2s_set_priv(struct mtk_base_afe *afe)
   1030{
   1031	struct mt8183_afe_private *afe_priv = afe->platform_priv;
   1032	struct mtk_afe_i2s_priv *i2s_priv;
   1033	int i;
   1034
   1035	for (i = 0; i < DAI_I2S_NUM; i++) {
   1036		i2s_priv = devm_kzalloc(afe->dev,
   1037					sizeof(struct mtk_afe_i2s_priv),
   1038					GFP_KERNEL);
   1039		if (!i2s_priv)
   1040			return -ENOMEM;
   1041
   1042		memcpy(i2s_priv, &mt8183_i2s_priv[i],
   1043		       sizeof(struct mtk_afe_i2s_priv));
   1044
   1045		afe_priv->dai_priv[mt8183_i2s_priv[i].id] = i2s_priv;
   1046	}
   1047
   1048	return 0;
   1049}
   1050
   1051int mt8183_dai_i2s_register(struct mtk_base_afe *afe)
   1052{
   1053	struct mtk_base_afe_dai *dai;
   1054	int ret;
   1055
   1056	dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL);
   1057	if (!dai)
   1058		return -ENOMEM;
   1059
   1060	list_add(&dai->list, &afe->sub_dais);
   1061
   1062	dai->dai_drivers = mtk_dai_i2s_driver;
   1063	dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_i2s_driver);
   1064
   1065	dai->controls = mtk_dai_i2s_controls;
   1066	dai->num_controls = ARRAY_SIZE(mtk_dai_i2s_controls);
   1067	dai->dapm_widgets = mtk_dai_i2s_widgets;
   1068	dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_i2s_widgets);
   1069	dai->dapm_routes = mtk_dai_i2s_routes;
   1070	dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_i2s_routes);
   1071
   1072	/* set all dai i2s private data */
   1073	ret = mt8183_dai_i2s_set_priv(afe);
   1074	if (ret)
   1075		return ret;
   1076
   1077	/* parse share i2s */
   1078	ret = mt8183_dai_i2s_get_share(afe);
   1079	if (ret)
   1080		return ret;
   1081
   1082	return 0;
   1083}