| // SPDX-License-Identifier: GPL-2.0 |
| // |
| // MediaTek ALSA SoC Audio DAI I2S Control |
| // |
| // Copyright (c) 2018 MediaTek Inc. |
| // Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com> |
| |
| #include <linux/bitops.h> |
| #include <linux/regmap.h> |
| #include <sound/pcm_params.h> |
| #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; |
| |
| if (ucontrol->value.enumerated.item[0] >= e->items) |
| return -EINVAL; |
| |
| hd_en = ucontrol->value.integer.value[0]; |
| |
| dev_info(afe->dev, "%s(), kcontrol name %s, hd_en %d\n", |
| __func__, kcontrol->id.name, hd_en); |
| |
| 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; |
| } |
| |
| i2s_priv->low_jitter_en = hd_en; |
| |
| return 0; |
| } |
| |
| 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); |
| |
| dev_info(cmpnt->dev, "%s(), name %s, event 0x%x\n", |
| __func__, w->name, event); |
| |
| 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; |
| |
| dev_info(cmpnt->dev, "%s(), name %s, event 0x%x\n", |
| __func__, w->name, event); |
| |
| 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; |
| |
| dev_info(afe->dev, "%s(), id %d, rate %d, format %d\n", |
| __func__, |
| i2s_id, |
| rate, format); |
| |
| 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; |
| } |
| |
| dev_info(afe->dev, "%s(), freq %d\n", __func__, freq); |
| |
| 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; |
| } |