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- // SPDX-License-Identifier: GPL-2.0
- //
- // MediaTek ALSA SoC Audio DAI I2S Control
- //
- // Copyright (c) 2018 MediaTek Inc.
- // Author: KaiChieh Chuang <[email protected]>
- #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;
- }
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