From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- sound/soc/mediatek/mt8183/mt8183-dai-i2s.c | 1063 ++++++++++++++++++++++++++++ 1 file changed, 1063 insertions(+) create mode 100644 sound/soc/mediatek/mt8183/mt8183-dai-i2s.c (limited to 'sound/soc/mediatek/mt8183/mt8183-dai-i2s.c') diff --git a/sound/soc/mediatek/mt8183/mt8183-dai-i2s.c b/sound/soc/mediatek/mt8183/mt8183-dai-i2s.c new file mode 100644 index 0000000000..8645ab6869 --- /dev/null +++ b/sound/soc/mediatek/mt8183/mt8183-dai-i2s.c @@ -0,0 +1,1063 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// MediaTek ALSA SoC Audio DAI I2S Control +// +// Copyright (c) 2018 MediaTek Inc. +// Author: KaiChieh Chuang + +#include +#include +#include +#include "mt8183-afe-clk.h" +#include "mt8183-afe-common.h" +#include "mt8183-interconnection.h" +#include "mt8183-reg.h" + +enum { + I2S_FMT_EIAJ = 0, + I2S_FMT_I2S = 1, +}; + +enum { + I2S_WLEN_16_BIT = 0, + I2S_WLEN_32_BIT = 1, +}; + +enum { + I2S_HD_NORMAL = 0, + I2S_HD_LOW_JITTER = 1, +}; + +enum { + I2S1_SEL_O28_O29 = 0, + I2S1_SEL_O03_O04 = 1, +}; + +enum { + I2S_IN_PAD_CONNSYS = 0, + I2S_IN_PAD_IO_MUX = 1, +}; + +struct mtk_afe_i2s_priv { + int id; + int rate; /* for determine which apll to use */ + int low_jitter_en; + + int share_i2s_id; + + int mclk_id; + int mclk_rate; + int mclk_apll; + + int use_eiaj; +}; + +static unsigned int get_i2s_wlen(snd_pcm_format_t format) +{ + return snd_pcm_format_physical_width(format) <= 16 ? + I2S_WLEN_16_BIT : I2S_WLEN_32_BIT; +} + +#define MTK_AFE_I2S0_KCONTROL_NAME "I2S0_HD_Mux" +#define MTK_AFE_I2S1_KCONTROL_NAME "I2S1_HD_Mux" +#define MTK_AFE_I2S2_KCONTROL_NAME "I2S2_HD_Mux" +#define MTK_AFE_I2S3_KCONTROL_NAME "I2S3_HD_Mux" +#define MTK_AFE_I2S5_KCONTROL_NAME "I2S5_HD_Mux" + +#define I2S0_HD_EN_W_NAME "I2S0_HD_EN" +#define I2S1_HD_EN_W_NAME "I2S1_HD_EN" +#define I2S2_HD_EN_W_NAME "I2S2_HD_EN" +#define I2S3_HD_EN_W_NAME "I2S3_HD_EN" +#define I2S5_HD_EN_W_NAME "I2S5_HD_EN" + +#define I2S0_MCLK_EN_W_NAME "I2S0_MCLK_EN" +#define I2S1_MCLK_EN_W_NAME "I2S1_MCLK_EN" +#define I2S2_MCLK_EN_W_NAME "I2S2_MCLK_EN" +#define I2S3_MCLK_EN_W_NAME "I2S3_MCLK_EN" +#define I2S5_MCLK_EN_W_NAME "I2S5_MCLK_EN" + +static int get_i2s_id_by_name(struct mtk_base_afe *afe, + const char *name) +{ + if (strncmp(name, "I2S0", 4) == 0) + return MT8183_DAI_I2S_0; + else if (strncmp(name, "I2S1", 4) == 0) + return MT8183_DAI_I2S_1; + else if (strncmp(name, "I2S2", 4) == 0) + return MT8183_DAI_I2S_2; + else if (strncmp(name, "I2S3", 4) == 0) + return MT8183_DAI_I2S_3; + else if (strncmp(name, "I2S5", 4) == 0) + return MT8183_DAI_I2S_5; + else + return -EINVAL; +} + +static struct mtk_afe_i2s_priv *get_i2s_priv_by_name(struct mtk_base_afe *afe, + const char *name) +{ + struct mt8183_afe_private *afe_priv = afe->platform_priv; + int dai_id = get_i2s_id_by_name(afe, name); + + if (dai_id < 0) + return NULL; + + return afe_priv->dai_priv[dai_id]; +} + +/* low jitter control */ +static const char * const mt8183_i2s_hd_str[] = { + "Normal", "Low_Jitter" +}; + +static const struct soc_enum mt8183_i2s_enum[] = { + SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mt8183_i2s_hd_str), + mt8183_i2s_hd_str), +}; + +static int mt8183_i2s_hd_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mtk_afe_i2s_priv *i2s_priv; + + i2s_priv = get_i2s_priv_by_name(afe, kcontrol->id.name); + + if (!i2s_priv) { + dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__); + return -EINVAL; + } + + ucontrol->value.integer.value[0] = i2s_priv->low_jitter_en; + + return 0; +} + +static int mt8183_i2s_hd_set(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mtk_afe_i2s_priv *i2s_priv; + struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; + int hd_en, change; + + if (ucontrol->value.enumerated.item[0] >= e->items) + return -EINVAL; + + hd_en = ucontrol->value.integer.value[0]; + + i2s_priv = get_i2s_priv_by_name(afe, kcontrol->id.name); + + if (!i2s_priv) { + dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__); + return -EINVAL; + } + + change = i2s_priv->low_jitter_en != hd_en; + i2s_priv->low_jitter_en = hd_en; + + return change; +} + +static const struct snd_kcontrol_new mtk_dai_i2s_controls[] = { + SOC_ENUM_EXT(MTK_AFE_I2S0_KCONTROL_NAME, mt8183_i2s_enum[0], + mt8183_i2s_hd_get, mt8183_i2s_hd_set), + SOC_ENUM_EXT(MTK_AFE_I2S1_KCONTROL_NAME, mt8183_i2s_enum[0], + mt8183_i2s_hd_get, mt8183_i2s_hd_set), + SOC_ENUM_EXT(MTK_AFE_I2S2_KCONTROL_NAME, mt8183_i2s_enum[0], + mt8183_i2s_hd_get, mt8183_i2s_hd_set), + SOC_ENUM_EXT(MTK_AFE_I2S3_KCONTROL_NAME, mt8183_i2s_enum[0], + mt8183_i2s_hd_get, mt8183_i2s_hd_set), + SOC_ENUM_EXT(MTK_AFE_I2S5_KCONTROL_NAME, mt8183_i2s_enum[0], + mt8183_i2s_hd_get, mt8183_i2s_hd_set), +}; + +/* dai component */ +/* interconnection */ +static const struct snd_kcontrol_new mtk_i2s3_ch1_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN0, I_DL1_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN0, I_DL2_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN0, I_DL3_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN0, + I_ADDA_UL_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN0, + I_PCM_1_CAP_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN0, + I_PCM_2_CAP_CH1, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_i2s3_ch2_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH2", AFE_CONN1, I_DL1_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN1, I_DL2_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH2", AFE_CONN1, I_DL3_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN1, + I_ADDA_UL_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN1, + I_PCM_1_CAP_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN1, + I_PCM_2_CAP_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH2", AFE_CONN1, + I_PCM_1_CAP_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH2", AFE_CONN1, + I_PCM_2_CAP_CH2, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_i2s1_ch1_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN28, I_DL1_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN28, I_DL2_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN28, I_DL3_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN28, + I_ADDA_UL_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN28, + I_PCM_1_CAP_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN28, + I_PCM_2_CAP_CH1, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_i2s1_ch2_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH2", AFE_CONN29, I_DL1_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN29, I_DL2_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH2", AFE_CONN29, I_DL3_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN29, + I_ADDA_UL_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN29, + I_PCM_1_CAP_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN29, + I_PCM_2_CAP_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH2", AFE_CONN29, + I_PCM_1_CAP_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH2", AFE_CONN29, + I_PCM_2_CAP_CH2, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_i2s5_ch1_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN30, I_DL1_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN30, I_DL2_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN30, I_DL3_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN30, + I_ADDA_UL_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN30, + I_PCM_1_CAP_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN30, + I_PCM_2_CAP_CH1, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_i2s5_ch2_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH2", AFE_CONN31, I_DL1_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN31, I_DL2_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH2", AFE_CONN31, I_DL3_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN31, + I_ADDA_UL_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN31, + I_PCM_1_CAP_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN31, + I_PCM_2_CAP_CH1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH2", AFE_CONN31, + I_PCM_1_CAP_CH2, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH2", AFE_CONN31, + I_PCM_2_CAP_CH2, 1, 0), +}; + +enum { + SUPPLY_SEQ_APLL, + SUPPLY_SEQ_I2S_MCLK_EN, + SUPPLY_SEQ_I2S_HD_EN, + SUPPLY_SEQ_I2S_EN, +}; + +static int mtk_apll_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); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + if (strcmp(w->name, APLL1_W_NAME) == 0) + mt8183_apll1_enable(afe); + else + mt8183_apll2_enable(afe); + break; + case SND_SOC_DAPM_POST_PMD: + if (strcmp(w->name, APLL1_W_NAME) == 0) + mt8183_apll1_disable(afe); + else + mt8183_apll2_disable(afe); + break; + default: + break; + } + + return 0; +} + +static int mtk_mclk_en_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); + struct mtk_afe_i2s_priv *i2s_priv; + + i2s_priv = get_i2s_priv_by_name(afe, w->name); + + if (!i2s_priv) { + dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__); + return -EINVAL; + } + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + mt8183_mck_enable(afe, i2s_priv->mclk_id, i2s_priv->mclk_rate); + break; + case SND_SOC_DAPM_POST_PMD: + i2s_priv->mclk_rate = 0; + mt8183_mck_disable(afe, i2s_priv->mclk_id); + break; + default: + break; + } + + return 0; +} + +static const struct snd_soc_dapm_widget mtk_dai_i2s_widgets[] = { + SND_SOC_DAPM_MIXER("I2S1_CH1", SND_SOC_NOPM, 0, 0, + mtk_i2s1_ch1_mix, + ARRAY_SIZE(mtk_i2s1_ch1_mix)), + SND_SOC_DAPM_MIXER("I2S1_CH2", SND_SOC_NOPM, 0, 0, + mtk_i2s1_ch2_mix, + ARRAY_SIZE(mtk_i2s1_ch2_mix)), + + SND_SOC_DAPM_MIXER("I2S3_CH1", SND_SOC_NOPM, 0, 0, + mtk_i2s3_ch1_mix, + ARRAY_SIZE(mtk_i2s3_ch1_mix)), + SND_SOC_DAPM_MIXER("I2S3_CH2", SND_SOC_NOPM, 0, 0, + mtk_i2s3_ch2_mix, + ARRAY_SIZE(mtk_i2s3_ch2_mix)), + + SND_SOC_DAPM_MIXER("I2S5_CH1", SND_SOC_NOPM, 0, 0, + mtk_i2s5_ch1_mix, + ARRAY_SIZE(mtk_i2s5_ch1_mix)), + SND_SOC_DAPM_MIXER("I2S5_CH2", SND_SOC_NOPM, 0, 0, + mtk_i2s5_ch2_mix, + ARRAY_SIZE(mtk_i2s5_ch2_mix)), + + /* i2s en*/ + SND_SOC_DAPM_SUPPLY_S("I2S0_EN", SUPPLY_SEQ_I2S_EN, + AFE_I2S_CON, I2S_EN_SFT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY_S("I2S1_EN", SUPPLY_SEQ_I2S_EN, + AFE_I2S_CON1, I2S_EN_SFT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY_S("I2S2_EN", SUPPLY_SEQ_I2S_EN, + AFE_I2S_CON2, I2S_EN_SFT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY_S("I2S3_EN", SUPPLY_SEQ_I2S_EN, + AFE_I2S_CON3, I2S_EN_SFT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY_S("I2S5_EN", SUPPLY_SEQ_I2S_EN, + AFE_I2S_CON4, I2S5_EN_SFT, 0, + NULL, 0), + /* i2s hd en */ + SND_SOC_DAPM_SUPPLY_S(I2S0_HD_EN_W_NAME, SUPPLY_SEQ_I2S_HD_EN, + AFE_I2S_CON, I2S1_HD_EN_SFT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY_S(I2S1_HD_EN_W_NAME, SUPPLY_SEQ_I2S_HD_EN, + AFE_I2S_CON1, I2S2_HD_EN_SFT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY_S(I2S2_HD_EN_W_NAME, SUPPLY_SEQ_I2S_HD_EN, + AFE_I2S_CON2, I2S3_HD_EN_SFT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY_S(I2S3_HD_EN_W_NAME, SUPPLY_SEQ_I2S_HD_EN, + AFE_I2S_CON3, I2S4_HD_EN_SFT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY_S(I2S5_HD_EN_W_NAME, SUPPLY_SEQ_I2S_HD_EN, + AFE_I2S_CON4, I2S5_HD_EN_SFT, 0, + NULL, 0), + + /* i2s mclk en */ + SND_SOC_DAPM_SUPPLY_S(I2S0_MCLK_EN_W_NAME, SUPPLY_SEQ_I2S_MCLK_EN, + SND_SOC_NOPM, 0, 0, + mtk_mclk_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_SUPPLY_S(I2S1_MCLK_EN_W_NAME, SUPPLY_SEQ_I2S_MCLK_EN, + SND_SOC_NOPM, 0, 0, + mtk_mclk_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_SUPPLY_S(I2S2_MCLK_EN_W_NAME, SUPPLY_SEQ_I2S_MCLK_EN, + SND_SOC_NOPM, 0, 0, + mtk_mclk_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_SUPPLY_S(I2S3_MCLK_EN_W_NAME, SUPPLY_SEQ_I2S_MCLK_EN, + SND_SOC_NOPM, 0, 0, + mtk_mclk_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_SUPPLY_S(I2S5_MCLK_EN_W_NAME, SUPPLY_SEQ_I2S_MCLK_EN, + SND_SOC_NOPM, 0, 0, + mtk_mclk_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + /* apll */ + SND_SOC_DAPM_SUPPLY_S(APLL1_W_NAME, SUPPLY_SEQ_APLL, + SND_SOC_NOPM, 0, 0, + mtk_apll_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_SUPPLY_S(APLL2_W_NAME, SUPPLY_SEQ_APLL, + SND_SOC_NOPM, 0, 0, + mtk_apll_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), +}; + +static int mtk_afe_i2s_share_connect(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + struct snd_soc_dapm_widget *w = sink; + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mtk_afe_i2s_priv *i2s_priv; + + i2s_priv = get_i2s_priv_by_name(afe, sink->name); + + if (!i2s_priv) { + dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__); + return 0; + } + + if (i2s_priv->share_i2s_id < 0) + return 0; + + return i2s_priv->share_i2s_id == get_i2s_id_by_name(afe, source->name); +} + +static int mtk_afe_i2s_hd_connect(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + struct snd_soc_dapm_widget *w = sink; + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mtk_afe_i2s_priv *i2s_priv; + + i2s_priv = get_i2s_priv_by_name(afe, sink->name); + + if (!i2s_priv) { + dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__); + return 0; + } + + if (get_i2s_id_by_name(afe, sink->name) == + get_i2s_id_by_name(afe, source->name)) + return i2s_priv->low_jitter_en; + + /* check if share i2s need hd en */ + if (i2s_priv->share_i2s_id < 0) + return 0; + + if (i2s_priv->share_i2s_id == get_i2s_id_by_name(afe, source->name)) + return i2s_priv->low_jitter_en; + + return 0; +} + +static int mtk_afe_i2s_apll_connect(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + struct snd_soc_dapm_widget *w = sink; + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mtk_afe_i2s_priv *i2s_priv; + int cur_apll; + int i2s_need_apll; + + i2s_priv = get_i2s_priv_by_name(afe, w->name); + + if (!i2s_priv) { + dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__); + return 0; + } + + /* which apll */ + cur_apll = mt8183_get_apll_by_name(afe, source->name); + + /* choose APLL from i2s rate */ + i2s_need_apll = mt8183_get_apll_by_rate(afe, i2s_priv->rate); + + return (i2s_need_apll == cur_apll) ? 1 : 0; +} + +static int mtk_afe_i2s_mclk_connect(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + struct snd_soc_dapm_widget *w = sink; + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mtk_afe_i2s_priv *i2s_priv; + + i2s_priv = get_i2s_priv_by_name(afe, sink->name); + + if (!i2s_priv) { + dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__); + return 0; + } + + if (get_i2s_id_by_name(afe, sink->name) == + get_i2s_id_by_name(afe, source->name)) + return (i2s_priv->mclk_rate > 0) ? 1 : 0; + + /* check if share i2s need mclk */ + if (i2s_priv->share_i2s_id < 0) + return 0; + + if (i2s_priv->share_i2s_id == get_i2s_id_by_name(afe, source->name)) + return (i2s_priv->mclk_rate > 0) ? 1 : 0; + + return 0; +} + +static int mtk_afe_mclk_apll_connect(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + struct snd_soc_dapm_widget *w = sink; + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mtk_afe_i2s_priv *i2s_priv; + int cur_apll; + + i2s_priv = get_i2s_priv_by_name(afe, w->name); + + if (!i2s_priv) { + dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__); + return 0; + } + + /* which apll */ + cur_apll = mt8183_get_apll_by_name(afe, source->name); + + return (i2s_priv->mclk_apll == cur_apll) ? 1 : 0; +} + +static const struct snd_soc_dapm_route mtk_dai_i2s_routes[] = { + /* i2s0 */ + {"I2S0", NULL, "I2S0_EN"}, + {"I2S0", NULL, "I2S1_EN", mtk_afe_i2s_share_connect}, + {"I2S0", NULL, "I2S2_EN", mtk_afe_i2s_share_connect}, + {"I2S0", NULL, "I2S3_EN", mtk_afe_i2s_share_connect}, + {"I2S0", NULL, "I2S5_EN", mtk_afe_i2s_share_connect}, + + {"I2S0", NULL, I2S0_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S0", NULL, I2S1_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S0", NULL, I2S2_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S0", NULL, I2S3_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S0", NULL, I2S5_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {I2S0_HD_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_i2s_apll_connect}, + {I2S0_HD_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_i2s_apll_connect}, + + {"I2S0", NULL, I2S0_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S0", NULL, I2S1_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S0", NULL, I2S2_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S0", NULL, I2S3_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S0", NULL, I2S5_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {I2S0_MCLK_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_mclk_apll_connect}, + {I2S0_MCLK_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_mclk_apll_connect}, + + /* i2s1 */ + {"I2S1_CH1", "DL1_CH1", "DL1"}, + {"I2S1_CH2", "DL1_CH2", "DL1"}, + + {"I2S1_CH1", "DL2_CH1", "DL2"}, + {"I2S1_CH2", "DL2_CH2", "DL2"}, + + {"I2S1_CH1", "DL3_CH1", "DL3"}, + {"I2S1_CH2", "DL3_CH2", "DL3"}, + + {"I2S1", NULL, "I2S1_CH1"}, + {"I2S1", NULL, "I2S1_CH2"}, + + {"I2S1", NULL, "I2S0_EN", mtk_afe_i2s_share_connect}, + {"I2S1", NULL, "I2S1_EN"}, + {"I2S1", NULL, "I2S2_EN", mtk_afe_i2s_share_connect}, + {"I2S1", NULL, "I2S3_EN", mtk_afe_i2s_share_connect}, + {"I2S1", NULL, "I2S5_EN", mtk_afe_i2s_share_connect}, + + {"I2S1", NULL, I2S0_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S1", NULL, I2S1_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S1", NULL, I2S2_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S1", NULL, I2S3_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S1", NULL, I2S5_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {I2S1_HD_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_i2s_apll_connect}, + {I2S1_HD_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_i2s_apll_connect}, + + {"I2S1", NULL, I2S0_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S1", NULL, I2S1_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S1", NULL, I2S2_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S1", NULL, I2S3_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S1", NULL, I2S5_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {I2S1_MCLK_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_mclk_apll_connect}, + {I2S1_MCLK_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_mclk_apll_connect}, + + /* i2s2 */ + {"I2S2", NULL, "I2S0_EN", mtk_afe_i2s_share_connect}, + {"I2S2", NULL, "I2S1_EN", mtk_afe_i2s_share_connect}, + {"I2S2", NULL, "I2S2_EN"}, + {"I2S2", NULL, "I2S3_EN", mtk_afe_i2s_share_connect}, + {"I2S2", NULL, "I2S5_EN", mtk_afe_i2s_share_connect}, + + {"I2S2", NULL, I2S0_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S2", NULL, I2S1_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S2", NULL, I2S2_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S2", NULL, I2S3_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S2", NULL, I2S5_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {I2S2_HD_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_i2s_apll_connect}, + {I2S2_HD_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_i2s_apll_connect}, + + {"I2S2", NULL, I2S0_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S2", NULL, I2S1_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S2", NULL, I2S2_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S2", NULL, I2S3_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S2", NULL, I2S5_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {I2S2_MCLK_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_mclk_apll_connect}, + {I2S2_MCLK_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_mclk_apll_connect}, + + /* i2s3 */ + {"I2S3_CH1", "DL1_CH1", "DL1"}, + {"I2S3_CH2", "DL1_CH2", "DL1"}, + + {"I2S3_CH1", "DL2_CH1", "DL2"}, + {"I2S3_CH2", "DL2_CH2", "DL2"}, + + {"I2S3_CH1", "DL3_CH1", "DL3"}, + {"I2S3_CH2", "DL3_CH2", "DL3"}, + + {"I2S3", NULL, "I2S3_CH1"}, + {"I2S3", NULL, "I2S3_CH2"}, + + {"I2S3", NULL, "I2S0_EN", mtk_afe_i2s_share_connect}, + {"I2S3", NULL, "I2S1_EN", mtk_afe_i2s_share_connect}, + {"I2S3", NULL, "I2S2_EN", mtk_afe_i2s_share_connect}, + {"I2S3", NULL, "I2S3_EN"}, + {"I2S3", NULL, "I2S5_EN", mtk_afe_i2s_share_connect}, + + {"I2S3", NULL, I2S0_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S3", NULL, I2S1_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S3", NULL, I2S2_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S3", NULL, I2S3_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S3", NULL, I2S5_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {I2S3_HD_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_i2s_apll_connect}, + {I2S3_HD_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_i2s_apll_connect}, + + {"I2S3", NULL, I2S0_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S3", NULL, I2S1_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S3", NULL, I2S2_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S3", NULL, I2S3_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S3", NULL, I2S5_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {I2S3_MCLK_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_mclk_apll_connect}, + {I2S3_MCLK_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_mclk_apll_connect}, + + /* i2s5 */ + {"I2S5_CH1", "DL1_CH1", "DL1"}, + {"I2S5_CH2", "DL1_CH2", "DL1"}, + + {"I2S5_CH1", "DL2_CH1", "DL2"}, + {"I2S5_CH2", "DL2_CH2", "DL2"}, + + {"I2S5_CH1", "DL3_CH1", "DL3"}, + {"I2S5_CH2", "DL3_CH2", "DL3"}, + + {"I2S5", NULL, "I2S5_CH1"}, + {"I2S5", NULL, "I2S5_CH2"}, + + {"I2S5", NULL, "I2S0_EN", mtk_afe_i2s_share_connect}, + {"I2S5", NULL, "I2S1_EN", mtk_afe_i2s_share_connect}, + {"I2S5", NULL, "I2S2_EN", mtk_afe_i2s_share_connect}, + {"I2S5", NULL, "I2S3_EN", mtk_afe_i2s_share_connect}, + {"I2S5", NULL, "I2S5_EN"}, + + {"I2S5", NULL, I2S0_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S5", NULL, I2S1_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S5", NULL, I2S2_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S5", NULL, I2S3_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {"I2S5", NULL, I2S5_HD_EN_W_NAME, mtk_afe_i2s_hd_connect}, + {I2S5_HD_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_i2s_apll_connect}, + {I2S5_HD_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_i2s_apll_connect}, + + {"I2S5", NULL, I2S0_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S5", NULL, I2S1_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S5", NULL, I2S2_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S5", NULL, I2S3_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {"I2S5", NULL, I2S5_MCLK_EN_W_NAME, mtk_afe_i2s_mclk_connect}, + {I2S5_MCLK_EN_W_NAME, NULL, APLL1_W_NAME, mtk_afe_mclk_apll_connect}, + {I2S5_MCLK_EN_W_NAME, NULL, APLL2_W_NAME, mtk_afe_mclk_apll_connect}, +}; + +/* dai ops */ +static int mtk_dai_i2s_config(struct mtk_base_afe *afe, + struct snd_pcm_hw_params *params, + int i2s_id) +{ + struct mt8183_afe_private *afe_priv = afe->platform_priv; + struct mtk_afe_i2s_priv *i2s_priv = afe_priv->dai_priv[i2s_id]; + + unsigned int rate = params_rate(params); + unsigned int rate_reg = mt8183_rate_transform(afe->dev, + rate, i2s_id); + snd_pcm_format_t format = params_format(params); + unsigned int i2s_con = 0, fmt_con = I2S_FMT_I2S << I2S_FMT_SFT; + int ret = 0; + + if (i2s_priv) { + i2s_priv->rate = rate; + + if (i2s_priv->use_eiaj) + fmt_con = I2S_FMT_EIAJ << I2S_FMT_SFT; + } else { + dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__); + } + + switch (i2s_id) { + case MT8183_DAI_I2S_0: + regmap_update_bits(afe->regmap, AFE_DAC_CON1, + I2S_MODE_MASK_SFT, rate_reg << I2S_MODE_SFT); + i2s_con = I2S_IN_PAD_IO_MUX << I2SIN_PAD_SEL_SFT; + i2s_con |= fmt_con; + i2s_con |= get_i2s_wlen(format) << I2S_WLEN_SFT; + regmap_update_bits(afe->regmap, AFE_I2S_CON, + 0xffffeffe, i2s_con); + break; + case MT8183_DAI_I2S_1: + i2s_con = I2S1_SEL_O28_O29 << I2S2_SEL_O03_O04_SFT; + i2s_con |= rate_reg << I2S2_OUT_MODE_SFT; + i2s_con |= fmt_con; + i2s_con |= get_i2s_wlen(format) << I2S2_WLEN_SFT; + regmap_update_bits(afe->regmap, AFE_I2S_CON1, + 0xffffeffe, i2s_con); + break; + case MT8183_DAI_I2S_2: + i2s_con = 8 << I2S3_UPDATE_WORD_SFT; + i2s_con |= rate_reg << I2S3_OUT_MODE_SFT; + i2s_con |= fmt_con; + i2s_con |= get_i2s_wlen(format) << I2S3_WLEN_SFT; + regmap_update_bits(afe->regmap, AFE_I2S_CON2, + 0xffffeffe, i2s_con); + break; + case MT8183_DAI_I2S_3: + i2s_con = rate_reg << I2S4_OUT_MODE_SFT; + i2s_con |= fmt_con; + i2s_con |= get_i2s_wlen(format) << I2S4_WLEN_SFT; + regmap_update_bits(afe->regmap, AFE_I2S_CON3, + 0xffffeffe, i2s_con); + break; + case MT8183_DAI_I2S_5: + i2s_con = rate_reg << I2S5_OUT_MODE_SFT; + i2s_con |= fmt_con; + i2s_con |= get_i2s_wlen(format) << I2S5_WLEN_SFT; + regmap_update_bits(afe->regmap, AFE_I2S_CON4, + 0xffffeffe, i2s_con); + break; + default: + dev_warn(afe->dev, "%s(), id %d not support\n", + __func__, i2s_id); + return -EINVAL; + } + + /* set share i2s */ + if (i2s_priv && i2s_priv->share_i2s_id >= 0) + ret = mtk_dai_i2s_config(afe, params, i2s_priv->share_i2s_id); + + return ret; +} + +static int mtk_dai_i2s_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); + + return mtk_dai_i2s_config(afe, params, dai->id); +} + +static int mtk_dai_i2s_set_sysclk(struct snd_soc_dai *dai, + int clk_id, unsigned int freq, int dir) +{ + struct mtk_base_afe *afe = dev_get_drvdata(dai->dev); + struct mt8183_afe_private *afe_priv = afe->platform_priv; + struct mtk_afe_i2s_priv *i2s_priv = afe_priv->dai_priv[dai->id]; + int apll; + int apll_rate; + + if (!i2s_priv) { + dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__); + return -EINVAL; + } + + if (dir != SND_SOC_CLOCK_OUT) { + dev_warn(afe->dev, "%s(), dir != SND_SOC_CLOCK_OUT", __func__); + return -EINVAL; + } + + apll = mt8183_get_apll_by_rate(afe, freq); + apll_rate = mt8183_get_apll_rate(afe, apll); + + if (freq > apll_rate) { + dev_warn(afe->dev, "%s(), freq > apll rate", __func__); + return -EINVAL; + } + + if (apll_rate % freq != 0) { + dev_warn(afe->dev, "%s(), APLL cannot generate freq Hz", + __func__); + return -EINVAL; + } + + i2s_priv->mclk_rate = freq; + i2s_priv->mclk_apll = apll; + + if (i2s_priv->share_i2s_id > 0) { + struct mtk_afe_i2s_priv *share_i2s_priv; + + share_i2s_priv = afe_priv->dai_priv[i2s_priv->share_i2s_id]; + if (!share_i2s_priv) { + dev_warn(afe->dev, "%s(), share_i2s_priv == NULL", + __func__); + return -EINVAL; + } + + share_i2s_priv->mclk_rate = i2s_priv->mclk_rate; + share_i2s_priv->mclk_apll = i2s_priv->mclk_apll; + } + + return 0; +} + +static int mtk_dai_i2s_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) +{ + struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai); + struct mt8183_afe_private *afe_priv = afe->platform_priv; + struct mtk_afe_i2s_priv *i2s_priv; + + switch (dai->id) { + case MT8183_DAI_I2S_0: + case MT8183_DAI_I2S_1: + case MT8183_DAI_I2S_2: + case MT8183_DAI_I2S_3: + case MT8183_DAI_I2S_5: + break; + default: + dev_warn(afe->dev, "%s(), id %d not support\n", + __func__, dai->id); + return -EINVAL; + } + i2s_priv = afe_priv->dai_priv[dai->id]; + + switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + case SND_SOC_DAIFMT_LEFT_J: + i2s_priv->use_eiaj = 1; + break; + case SND_SOC_DAIFMT_I2S: + i2s_priv->use_eiaj = 0; + break; + default: + dev_warn(afe->dev, "%s(), DAI format %d not support\n", + __func__, fmt & SND_SOC_DAIFMT_FORMAT_MASK); + return -EINVAL; + } + + return 0; +} + +static const struct snd_soc_dai_ops mtk_dai_i2s_ops = { + .hw_params = mtk_dai_i2s_hw_params, + .set_sysclk = mtk_dai_i2s_set_sysclk, + .set_fmt = mtk_dai_i2s_set_fmt, +}; + +/* dai driver */ +#define MTK_I2S_RATES (SNDRV_PCM_RATE_8000_48000 |\ + SNDRV_PCM_RATE_88200 |\ + SNDRV_PCM_RATE_96000 |\ + SNDRV_PCM_RATE_176400 |\ + SNDRV_PCM_RATE_192000) + +#define MTK_I2S_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ + SNDRV_PCM_FMTBIT_S24_LE |\ + SNDRV_PCM_FMTBIT_S32_LE) + +static struct snd_soc_dai_driver mtk_dai_i2s_driver[] = { + { + .name = "I2S0", + .id = MT8183_DAI_I2S_0, + .capture = { + .stream_name = "I2S0", + .channels_min = 1, + .channels_max = 2, + .rates = MTK_I2S_RATES, + .formats = MTK_I2S_FORMATS, + }, + .ops = &mtk_dai_i2s_ops, + }, + { + .name = "I2S1", + .id = MT8183_DAI_I2S_1, + .playback = { + .stream_name = "I2S1", + .channels_min = 1, + .channels_max = 2, + .rates = MTK_I2S_RATES, + .formats = MTK_I2S_FORMATS, + }, + .ops = &mtk_dai_i2s_ops, + }, + { + .name = "I2S2", + .id = MT8183_DAI_I2S_2, + .capture = { + .stream_name = "I2S2", + .channels_min = 1, + .channels_max = 2, + .rates = MTK_I2S_RATES, + .formats = MTK_I2S_FORMATS, + }, + .ops = &mtk_dai_i2s_ops, + }, + { + .name = "I2S3", + .id = MT8183_DAI_I2S_3, + .playback = { + .stream_name = "I2S3", + .channels_min = 1, + .channels_max = 2, + .rates = MTK_I2S_RATES, + .formats = MTK_I2S_FORMATS, + }, + .ops = &mtk_dai_i2s_ops, + }, + { + .name = "I2S5", + .id = MT8183_DAI_I2S_5, + .playback = { + .stream_name = "I2S5", + .channels_min = 1, + .channels_max = 2, + .rates = MTK_I2S_RATES, + .formats = MTK_I2S_FORMATS, + }, + .ops = &mtk_dai_i2s_ops, + }, +}; + +/* this enum is merely for mtk_afe_i2s_priv declare */ +enum { + DAI_I2S0 = 0, + DAI_I2S1, + DAI_I2S2, + DAI_I2S3, + DAI_I2S5, + DAI_I2S_NUM, +}; + +static const struct mtk_afe_i2s_priv mt8183_i2s_priv[DAI_I2S_NUM] = { + [DAI_I2S0] = { + .id = MT8183_DAI_I2S_0, + .mclk_id = MT8183_I2S0_MCK, + .share_i2s_id = -1, + }, + [DAI_I2S1] = { + .id = MT8183_DAI_I2S_1, + .mclk_id = MT8183_I2S1_MCK, + .share_i2s_id = -1, + }, + [DAI_I2S2] = { + .id = MT8183_DAI_I2S_2, + .mclk_id = MT8183_I2S2_MCK, + .share_i2s_id = -1, + }, + [DAI_I2S3] = { + .id = MT8183_DAI_I2S_3, + .mclk_id = MT8183_I2S3_MCK, + .share_i2s_id = -1, + }, + [DAI_I2S5] = { + .id = MT8183_DAI_I2S_5, + .mclk_id = MT8183_I2S5_MCK, + .share_i2s_id = -1, + }, +}; + +/** + * mt8183_dai_i2s_set_share() - Set up I2S ports to share a single clock. + * @afe: Pointer to &struct mtk_base_afe + * @main_i2s_name: The name of the I2S port that will provide the clock + * @secondary_i2s_name: The name of the I2S port that will use this clock + */ +int mt8183_dai_i2s_set_share(struct mtk_base_afe *afe, const char *main_i2s_name, + const char *secondary_i2s_name) +{ + struct mtk_afe_i2s_priv *secondary_i2s_priv; + int main_i2s_id; + + secondary_i2s_priv = get_i2s_priv_by_name(afe, secondary_i2s_name); + if (!secondary_i2s_priv) + return -EINVAL; + + main_i2s_id = get_i2s_id_by_name(afe, main_i2s_name); + if (main_i2s_id < 0) + return main_i2s_id; + + secondary_i2s_priv->share_i2s_id = main_i2s_id; + + return 0; +} +EXPORT_SYMBOL_GPL(mt8183_dai_i2s_set_share); + +static int mt8183_dai_i2s_set_priv(struct mtk_base_afe *afe) +{ + struct mt8183_afe_private *afe_priv = afe->platform_priv; + struct mtk_afe_i2s_priv *i2s_priv; + int i; + + for (i = 0; i < DAI_I2S_NUM; i++) { + i2s_priv = devm_kzalloc(afe->dev, + sizeof(struct mtk_afe_i2s_priv), + GFP_KERNEL); + if (!i2s_priv) + return -ENOMEM; + + memcpy(i2s_priv, &mt8183_i2s_priv[i], + sizeof(struct mtk_afe_i2s_priv)); + + afe_priv->dai_priv[mt8183_i2s_priv[i].id] = i2s_priv; + } + + return 0; +} + +int mt8183_dai_i2s_register(struct mtk_base_afe *afe) +{ + struct mtk_base_afe_dai *dai; + int ret; + + dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL); + if (!dai) + return -ENOMEM; + + list_add(&dai->list, &afe->sub_dais); + + dai->dai_drivers = mtk_dai_i2s_driver; + dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_i2s_driver); + + dai->controls = mtk_dai_i2s_controls; + dai->num_controls = ARRAY_SIZE(mtk_dai_i2s_controls); + dai->dapm_widgets = mtk_dai_i2s_widgets; + dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_i2s_widgets); + dai->dapm_routes = mtk_dai_i2s_routes; + dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_i2s_routes); + + /* set all dai i2s private data */ + ret = mt8183_dai_i2s_set_priv(afe); + if (ret) + return ret; + + return 0; +} -- cgit v1.2.3