new file mode 100644
@@ -0,0 +1,639 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * MediaTek ALSA SoC Audio DAI ADDA Control
+ *
+ * Copyright (c) 2022 MediaTek Inc.
+ * Author: Bicycle Tsai <bicycle.tsai@mediatek.com>
+ * Trevor Wu <trevor.wu@mediatek.com>
+ * Chun-Chia Chiu <chun-chia.chiu@mediatek.com>
+ */
+
+#include <linux/delay.h>
+#include <linux/regmap.h>
+#include "mt8188-afe-clk.h"
+#include "mt8188-afe-common.h"
+#include "mt8188-reg.h"
+
+#define ADDA_HIRES_THRES 48000
+
+enum {
+ SUPPLY_SEQ_CLOCK_SEL,
+ SUPPLY_SEQ_ADDA_DL_ON,
+ SUPPLY_SEQ_ADDA_MTKAIF_CFG,
+ SUPPLY_SEQ_ADDA_UL_ON,
+ SUPPLY_SEQ_ADDA_AFE_ON,
+};
+
+enum {
+ MTK_AFE_ADDA_DL_RATE_8K = 0,
+ MTK_AFE_ADDA_DL_RATE_11K = 1,
+ MTK_AFE_ADDA_DL_RATE_12K = 2,
+ MTK_AFE_ADDA_DL_RATE_16K = 3,
+ MTK_AFE_ADDA_DL_RATE_22K = 4,
+ MTK_AFE_ADDA_DL_RATE_24K = 5,
+ MTK_AFE_ADDA_DL_RATE_32K = 6,
+ MTK_AFE_ADDA_DL_RATE_44K = 7,
+ MTK_AFE_ADDA_DL_RATE_48K = 8,
+ MTK_AFE_ADDA_DL_RATE_96K = 9,
+ MTK_AFE_ADDA_DL_RATE_192K = 10,
+};
+
+enum {
+ MTK_AFE_ADDA_UL_RATE_8K = 0,
+ MTK_AFE_ADDA_UL_RATE_16K = 1,
+ MTK_AFE_ADDA_UL_RATE_32K = 2,
+ MTK_AFE_ADDA_UL_RATE_48K = 3,
+ MTK_AFE_ADDA_UL_RATE_96K = 4,
+ MTK_AFE_ADDA_UL_RATE_192K = 5,
+};
+
+enum {
+ DELAY_DATA_MISO1 = 0,
+ DELAY_DATA_MISO0 = 1,
+};
+
+struct mtk_dai_adda_priv {
+ unsigned int dl_rate;
+ unsigned int ul_rate;
+};
+
+static unsigned int afe_adda_dl_rate_transform(struct mtk_base_afe *afe,
+ unsigned int rate)
+{
+ switch (rate) {
+ case 8000:
+ return MTK_AFE_ADDA_DL_RATE_8K;
+ case 11025:
+ return MTK_AFE_ADDA_DL_RATE_11K;
+ case 12000:
+ return MTK_AFE_ADDA_DL_RATE_12K;
+ case 16000:
+ return MTK_AFE_ADDA_DL_RATE_16K;
+ case 22050:
+ return MTK_AFE_ADDA_DL_RATE_22K;
+ case 24000:
+ return MTK_AFE_ADDA_DL_RATE_24K;
+ case 32000:
+ return MTK_AFE_ADDA_DL_RATE_32K;
+ case 44100:
+ return MTK_AFE_ADDA_DL_RATE_44K;
+ case 48000:
+ return MTK_AFE_ADDA_DL_RATE_48K;
+ case 96000:
+ return MTK_AFE_ADDA_DL_RATE_96K;
+ case 192000:
+ return MTK_AFE_ADDA_DL_RATE_192K;
+ default:
+ dev_info(afe->dev, "%s(), rate %d invalid, use 48kHz!!!\n",
+ __func__, rate);
+ return MTK_AFE_ADDA_DL_RATE_48K;
+ }
+}
+
+static unsigned int afe_adda_ul_rate_transform(struct mtk_base_afe *afe,
+ unsigned int rate)
+{
+ switch (rate) {
+ case 8000:
+ return MTK_AFE_ADDA_UL_RATE_8K;
+ case 16000:
+ return MTK_AFE_ADDA_UL_RATE_16K;
+ case 32000:
+ return MTK_AFE_ADDA_UL_RATE_32K;
+ case 48000:
+ return MTK_AFE_ADDA_UL_RATE_48K;
+ case 96000:
+ return MTK_AFE_ADDA_UL_RATE_96K;
+ case 192000:
+ return MTK_AFE_ADDA_UL_RATE_192K;
+ default:
+ dev_info(afe->dev, "%s(), rate %d invalid, use 48kHz!!!\n",
+ __func__, rate);
+ return MTK_AFE_ADDA_UL_RATE_48K;
+ }
+}
+
+static int mt8188_adda_mtkaif_init(struct mtk_base_afe *afe)
+{
+ struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct mtkaif_param *param = &afe_priv->mtkaif_params;
+ int delay_data;
+ int delay_cycle;
+ unsigned int mask = 0;
+ unsigned int val = 0;
+
+ /* set rx protocol 2 & mtkaif_rxif_clkinv_adc inverse */
+ mask = (MTKAIF_RXIF_CLKINV_ADC | MTKAIF_RXIF_PROTOCOL2);
+ val = (MTKAIF_RXIF_CLKINV_ADC | MTKAIF_RXIF_PROTOCOL2);
+
+ regmap_update_bits(afe->regmap, AFE_ADDA_MTKAIF_CFG0, mask, val);
+
+ mask = RG_RX_PROTOCOL2;
+ val = RG_RX_PROTOCOL2;
+ regmap_update_bits(afe->regmap, AFE_AUD_PAD_TOP, mask, val);
+
+ if (!param->mtkaif_calibration_ok) {
+ dev_info(afe->dev, "%s(), calibration fail\n", __func__);
+ return 0;
+ }
+
+ /* set delay for ch1, ch2 */
+ if (param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_0] >=
+ param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_1]) {
+ delay_data = DELAY_DATA_MISO1;
+ delay_cycle =
+ param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_0] -
+ param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_1];
+ } else {
+ delay_data = DELAY_DATA_MISO0;
+ delay_cycle =
+ param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_1] -
+ param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_0];
+ }
+
+ val = 0;
+ mask = (MTKAIF_RXIF_DELAY_DATA | MTKAIF_RXIF_DELAY_CYCLE_MASK);
+ val |= MTKAIF_RXIF_DELAY_CYCLE(delay_cycle) &
+ MTKAIF_RXIF_DELAY_CYCLE_MASK;
+ val |= delay_data << MTKAIF_RXIF_DELAY_DATA_SHIFT;
+ regmap_update_bits(afe->regmap, AFE_ADDA_MTKAIF_RX_CFG2, mask, val);
+
+ return 0;
+}
+
+static int mtk_adda_mtkaif_cfg_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol,
+ int event)
+{
+ struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+ struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+
+ dev_dbg(afe->dev, "%s(), name %s, event 0x%x\n",
+ __func__, w->name, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ mt8188_adda_mtkaif_init(afe);
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static int mtk_adda_dl_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol,
+ int event)
+{
+ struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+ struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+
+ dev_dbg(afe->dev, "%s(), name %s, event 0x%x\n",
+ __func__, w->name, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMD:
+ /* should delayed 1/fs(smallest is 8k) = 125us before afe off */
+ usleep_range(125, 135);
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static void mtk_adda_ul_mictype(struct mtk_base_afe *afe, bool dmic)
+{
+ unsigned int reg = AFE_ADDA_UL_SRC_CON0;
+ unsigned int val = 0;
+ unsigned int mask;
+
+ mask = (UL_SDM3_LEVEL_CTL | UL_MODE_3P25M_CH1_CTL |
+ UL_MODE_3P25M_CH2_CTL);
+
+ /* turn on dmic, ch1, ch2 */
+ if (dmic)
+ val = mask;
+
+ regmap_update_bits(afe->regmap, reg, mask, val);
+}
+
+static int mtk_adda_ul_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol,
+ int event)
+{
+ struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+ struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+ struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct mtkaif_param *param = &afe_priv->mtkaif_params;
+
+ dev_dbg(afe->dev, "%s(), name %s, event 0x%x\n",
+ __func__, w->name, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ mtk_adda_ul_mictype(afe, param->mtkaif_dmic_on);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ /* should delayed 1/fs(smallest is 8k) = 125us before afe off */
+ usleep_range(125, 135);
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static int mtk_audio_hires_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 mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct clk *clk = afe_priv->clk[MT8188_CLK_TOP_AUDIO_H_SEL];
+ struct clk *clk_parent;
+
+ dev_dbg(afe->dev, "%s(), name %s, event 0x%x\n",
+ __func__, w->name, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ clk_parent = afe_priv->clk[MT8188_CLK_TOP_APLL1];
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ clk_parent = afe_priv->clk[MT8188_CLK_XTAL_26M];
+ break;
+ default:
+ return 0;
+ }
+ mt8188_afe_set_clk_parent(afe, clk, clk_parent);
+
+ return 0;
+}
+
+static int mtk_afe_adc_hires_connect(struct snd_soc_dapm_widget *source,
+ struct snd_soc_dapm_widget *sink)
+{
+ struct snd_soc_dapm_widget *w = source;
+ struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+ struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+ struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct mtk_dai_adda_priv *adda_priv;
+
+ adda_priv = afe_priv->dai_priv[MT8188_AFE_IO_ADDA];
+
+ if (!adda_priv) {
+ dev_err(afe->dev, "%s adda_priv == NULL", __func__);
+ return 0;
+ }
+
+ return (adda_priv->ul_rate > ADDA_HIRES_THRES) ? 1 : 0;
+}
+
+static int mtk_afe_dac_hires_connect(struct snd_soc_dapm_widget *source,
+ struct snd_soc_dapm_widget *sink)
+{
+ struct snd_soc_dapm_widget *w = source;
+ struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+ struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+ struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct mtk_dai_adda_priv *adda_priv;
+
+ adda_priv = afe_priv->dai_priv[MT8188_AFE_IO_ADDA];
+
+ if (!adda_priv) {
+ dev_err(afe->dev, "%s adda_priv == NULL", __func__);
+ return 0;
+ }
+
+ return (adda_priv->dl_rate > ADDA_HIRES_THRES) ? 1 : 0;
+}
+
+static const struct snd_kcontrol_new mtk_dai_adda_o176_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I000 Switch", AFE_CONN176, 0, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("I002 Switch", AFE_CONN176, 2, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("I020 Switch", AFE_CONN176, 20, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("I022 Switch", AFE_CONN176, 22, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("I070 Switch", AFE_CONN176_2, 6, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk_dai_adda_o177_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I001 Switch", AFE_CONN177, 1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("I003 Switch", AFE_CONN177, 3, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("I021 Switch", AFE_CONN177, 21, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("I023 Switch", AFE_CONN177, 23, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("I071 Switch", AFE_CONN177_2, 7, 1, 0),
+};
+
+static const char * const adda_dlgain_mux_map[] = {
+ "Bypass", "Connect",
+};
+
+static SOC_ENUM_SINGLE_DECL(adda_dlgain_mux_map_enum,
+ SND_SOC_NOPM, 0,
+ adda_dlgain_mux_map);
+
+static const struct snd_kcontrol_new adda_dlgain_mux_control =
+ SOC_DAPM_ENUM("DL_GAIN_MUX", adda_dlgain_mux_map_enum);
+
+static const struct snd_soc_dapm_widget mtk_dai_adda_widgets[] = {
+ SND_SOC_DAPM_MIXER("I168", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I169", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+ SND_SOC_DAPM_MIXER("O176", SND_SOC_NOPM, 0, 0,
+ mtk_dai_adda_o176_mix,
+ ARRAY_SIZE(mtk_dai_adda_o176_mix)),
+ SND_SOC_DAPM_MIXER("O177", SND_SOC_NOPM, 0, 0,
+ mtk_dai_adda_o177_mix,
+ ARRAY_SIZE(mtk_dai_adda_o177_mix)),
+
+ SND_SOC_DAPM_SUPPLY_S("ADDA Enable", SUPPLY_SEQ_ADDA_AFE_ON,
+ AFE_ADDA_UL_DL_CON0,
+ ADDA_AFE_ON_SHIFT, 0,
+ NULL,
+ 0),
+
+ SND_SOC_DAPM_SUPPLY_S("ADDA Playback Enable", SUPPLY_SEQ_ADDA_DL_ON,
+ AFE_ADDA_DL_SRC2_CON0,
+ DL_2_SRC_ON_TMP_CTRL_PRE_SHIFT, 0,
+ mtk_adda_dl_event,
+ SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_SUPPLY_S("ADDA Capture Enable", SUPPLY_SEQ_ADDA_UL_ON,
+ AFE_ADDA_UL_SRC_CON0,
+ UL_SRC_ON_TMP_CTL_SHIFT, 0,
+ mtk_adda_ul_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_SUPPLY_S("AUDIO_HIRES", SUPPLY_SEQ_CLOCK_SEL,
+ SND_SOC_NOPM,
+ 0, 0,
+ mtk_audio_hires_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_SUPPLY_S("ADDA_MTKAIF_CFG", SUPPLY_SEQ_ADDA_MTKAIF_CFG,
+ SND_SOC_NOPM,
+ 0, 0,
+ mtk_adda_mtkaif_cfg_event,
+ SND_SOC_DAPM_PRE_PMU),
+
+ SND_SOC_DAPM_MUX("DL_GAIN_MUX", SND_SOC_NOPM, 0, 0,
+ &adda_dlgain_mux_control),
+
+ SND_SOC_DAPM_PGA("DL_GAIN", AFE_ADDA_DL_SRC2_CON0,
+ DL_2_GAIN_ON_CTL_PRE_SHIFT, 0, NULL, 0),
+
+ SND_SOC_DAPM_INPUT("ADDA_INPUT"),
+ SND_SOC_DAPM_OUTPUT("ADDA_OUTPUT"),
+
+ SND_SOC_DAPM_CLOCK_SUPPLY("aud_dac"),
+ SND_SOC_DAPM_CLOCK_SUPPLY("aud_adc"),
+ SND_SOC_DAPM_CLOCK_SUPPLY("aud_dac_hires"),
+ SND_SOC_DAPM_CLOCK_SUPPLY("aud_adc_hires"),
+};
+
+static const struct snd_soc_dapm_route mtk_dai_adda_routes[] = {
+ {"ADDA Capture", NULL, "ADDA Enable"},
+ {"ADDA Capture", NULL, "ADDA Capture Enable"},
+ {"ADDA Capture", NULL, "ADDA_MTKAIF_CFG"},
+ {"ADDA Capture", NULL, "aud_adc"},
+ {"ADDA Capture", NULL, "aud_adc_hires", mtk_afe_adc_hires_connect},
+ {"aud_adc_hires", NULL, "AUDIO_HIRES"},
+
+ {"I168", NULL, "ADDA Capture"},
+ {"I169", NULL, "ADDA Capture"},
+
+ {"ADDA Playback", NULL, "ADDA Enable"},
+ {"ADDA Playback", NULL, "ADDA Playback Enable"},
+ {"ADDA Playback", NULL, "aud_dac"},
+ {"ADDA Playback", NULL, "aud_dac_hires", mtk_afe_dac_hires_connect},
+ {"aud_dac_hires", NULL, "AUDIO_HIRES"},
+
+ {"DL_GAIN", NULL, "O176"},
+ {"DL_GAIN", NULL, "O177"},
+
+ {"DL_GAIN_MUX", "Bypass", "O176"},
+ {"DL_GAIN_MUX", "Bypass", "O177"},
+ {"DL_GAIN_MUX", "Connect", "DL_GAIN"},
+
+ {"ADDA Playback", NULL, "DL_GAIN_MUX"},
+
+ {"O176", "I000 Switch", "I000"},
+ {"O177", "I001 Switch", "I001"},
+
+ {"O176", "I002 Switch", "I002"},
+ {"O177", "I003 Switch", "I003"},
+
+ {"O176", "I020 Switch", "I020"},
+ {"O177", "I021 Switch", "I021"},
+
+ {"O176", "I022 Switch", "I022"},
+ {"O177", "I023 Switch", "I023"},
+
+ {"O176", "I070 Switch", "I070"},
+ {"O177", "I071 Switch", "I071"},
+
+ {"ADDA Capture", NULL, "ADDA_INPUT"},
+ {"ADDA_OUTPUT", NULL, "ADDA Playback"},
+};
+
+static int mt8188_adda_dmic_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 mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct mtkaif_param *param = &afe_priv->mtkaif_params;
+
+ ucontrol->value.integer.value[0] = param->mtkaif_dmic_on;
+ return 0;
+}
+
+static int mt8188_adda_dmic_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 mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct mtkaif_param *param = &afe_priv->mtkaif_params;
+ int dmic_on;
+
+ dmic_on = !!ucontrol->value.integer.value[0];
+
+ dev_dbg(afe->dev, "%s(), kcontrol name %s, dmic_on %d\n",
+ __func__, kcontrol->id.name, dmic_on);
+
+ if (param->mtkaif_dmic_on == dmic_on)
+ return 0;
+
+ param->mtkaif_dmic_on = dmic_on;
+ return 1;
+}
+
+static const struct snd_kcontrol_new mtk_dai_adda_controls[] = {
+ SOC_SINGLE("ADDA_DL_GAIN", AFE_ADDA_DL_SRC2_CON1,
+ DL_2_GAIN_CTL_PRE_SHIFT, 65535, 0),
+ SOC_SINGLE_BOOL_EXT("MTKAIF_DMIC Switch", 0,
+ mt8188_adda_dmic_get, mt8188_adda_dmic_set),
+};
+
+static int mtk_dai_da_configure(struct mtk_base_afe *afe,
+ unsigned int rate, int id)
+{
+ unsigned int val = 0;
+ unsigned int mask = 0;
+
+ /* set sampling rate */
+ mask |= DL_2_INPUT_MODE_CTL_MASK;
+ val |= DL_2_INPUT_MODE_CTL(afe_adda_dl_rate_transform(afe, rate));
+
+ /* turn off saturation */
+ mask |= DL_2_CH1_SATURATION_EN_CTL;
+ mask |= DL_2_CH2_SATURATION_EN_CTL;
+
+ /* turn off mute function */
+ mask |= DL_2_MUTE_CH1_OFF_CTL_PRE;
+ mask |= DL_2_MUTE_CH2_OFF_CTL_PRE;
+ val |= DL_2_MUTE_CH1_OFF_CTL_PRE;
+ val |= DL_2_MUTE_CH2_OFF_CTL_PRE;
+
+ /* set voice input data if input sample rate is 8k or 16k */
+ mask |= DL_2_VOICE_MODE_CTL_PRE;
+ if (rate == 8000 || rate == 16000)
+ val |= DL_2_VOICE_MODE_CTL_PRE;
+
+ regmap_update_bits(afe->regmap, AFE_ADDA_DL_SRC2_CON0, mask, val);
+
+ mask = 0;
+ val = 0;
+
+ /* new 2nd sdm */
+ mask |= DL_USE_NEW_2ND_SDM;
+ val |= DL_USE_NEW_2ND_SDM;
+ regmap_update_bits(afe->regmap, AFE_ADDA_DL_SDM_DCCOMP_CON, mask, val);
+
+ return 0;
+}
+
+static int mtk_dai_ad_configure(struct mtk_base_afe *afe,
+ unsigned int rate, int id)
+{
+ unsigned int val = 0;
+ unsigned int mask = 0;
+
+ mask |= UL_VOICE_MODE_CTL_MASK;
+ val |= UL_VOICE_MODE_CTL(afe_adda_ul_rate_transform(afe, rate));
+
+ regmap_update_bits(afe->regmap, AFE_ADDA_UL_SRC_CON0,
+ mask, val);
+ return 0;
+}
+
+static int mtk_dai_adda_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+ struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct mtk_dai_adda_priv *adda_priv = afe_priv->dai_priv[dai->id];
+ unsigned int rate = params_rate(params);
+ int id = dai->id;
+ int ret = 0;
+
+ dev_dbg(afe->dev, "%s(), id %d, stream %d, rate %d\n",
+ __func__, id, substream->stream, rate);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ adda_priv->dl_rate = rate;
+ ret = mtk_dai_da_configure(afe, rate, id);
+ } else {
+ adda_priv->ul_rate = rate;
+ ret = mtk_dai_ad_configure(afe, rate, id);
+ }
+
+ return ret;
+}
+
+static const struct snd_soc_dai_ops mtk_dai_adda_ops = {
+ .hw_params = mtk_dai_adda_hw_params,
+};
+
+/* dai driver */
+#define MTK_ADDA_PLAYBACK_RATES (SNDRV_PCM_RATE_8000_48000 |\
+ SNDRV_PCM_RATE_96000 |\
+ SNDRV_PCM_RATE_192000)
+
+#define MTK_ADDA_CAPTURE_RATES (SNDRV_PCM_RATE_8000 |\
+ SNDRV_PCM_RATE_16000 |\
+ SNDRV_PCM_RATE_32000 |\
+ SNDRV_PCM_RATE_48000 |\
+ SNDRV_PCM_RATE_96000 |\
+ SNDRV_PCM_RATE_192000)
+
+#define MTK_ADDA_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
+ SNDRV_PCM_FMTBIT_S24_LE |\
+ SNDRV_PCM_FMTBIT_S32_LE)
+
+static struct snd_soc_dai_driver mtk_dai_adda_driver[] = {
+ {
+ .name = "ADDA",
+ .id = MT8188_AFE_IO_ADDA,
+ .playback = {
+ .stream_name = "ADDA Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = MTK_ADDA_PLAYBACK_RATES,
+ .formats = MTK_ADDA_FORMATS,
+ },
+ .capture = {
+ .stream_name = "ADDA Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = MTK_ADDA_CAPTURE_RATES,
+ .formats = MTK_ADDA_FORMATS,
+ },
+ .ops = &mtk_dai_adda_ops,
+ },
+};
+
+static int init_adda_priv_data(struct mtk_base_afe *afe)
+{
+ struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct mtk_dai_adda_priv *adda_priv;
+
+ adda_priv = devm_kzalloc(afe->dev, sizeof(struct mtk_dai_adda_priv),
+ GFP_KERNEL);
+ if (!adda_priv)
+ return -ENOMEM;
+
+ afe_priv->dai_priv[MT8188_AFE_IO_ADDA] = adda_priv;
+
+ return 0;
+}
+
+int mt8188_dai_adda_register(struct mtk_base_afe *afe)
+{
+ struct mtk_base_afe_dai *dai;
+
+ 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_adda_driver;
+ dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_adda_driver);
+
+ dai->dapm_widgets = mtk_dai_adda_widgets;
+ dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_adda_widgets);
+ dai->dapm_routes = mtk_dai_adda_routes;
+ dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_adda_routes);
+ dai->controls = mtk_dai_adda_controls;
+ dai->num_controls = ARRAY_SIZE(mtk_dai_adda_controls);
+
+ return init_adda_priv_data(afe);
+}
Add mt8188 adda dai driver support. Signed-off-by: Trevor Wu <trevor.wu@mediatek.com> --- sound/soc/mediatek/mt8188/mt8188-dai-adda.c | 639 ++++++++++++++++++++ 1 file changed, 639 insertions(+) create mode 100644 sound/soc/mediatek/mt8188/mt8188-dai-adda.c