--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+//
+// MediaTek ALSA SoC Audio DAI ADDA Control
+//
+// Copyright (c) 2018 MediaTek Inc.
+// Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com>
+
+#include <linux/regmap.h>
+#include <linux/delay.h>
+#include "mt8183-afe-common.h"
+#include "mt8183-interconnection.h"
+#include "mt8183-reg.h"
+
+enum {
+ AUDIO_SDM_LEVEL_MUTE = 0,
+ AUDIO_SDM_LEVEL_NORMAL = 0x1d,
+ /* if you change level normal */
+ /* you need to change formula of hp impedance and dc trim too */
+};
+
+enum {
+ DELAY_DATA_MISO1 = 0,
+ DELAY_DATA_MISO2,
+};
+
+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,
+ MTK_AFE_ADDA_UL_RATE_48K_HD = 6,
+};
+
+static unsigned int 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_warn(afe->dev, "%s(), rate %d invalid, use 48kHz!!!\n",
+ __func__, rate);
+ return MTK_AFE_ADDA_DL_RATE_48K;
+ }
+}
+
+static unsigned int 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_warn(afe->dev, "%s(), rate %d invalid, use 48kHz!!!\n",
+ __func__, rate);
+ return MTK_AFE_ADDA_UL_RATE_48K;
+ }
+}
+
+/* dai component */
+static const struct snd_kcontrol_new mtk_adda_dl_ch1_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN3, I_DL1_CH1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN3, I_DL2_CH1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN3, I_DL3_CH1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN3,
+ I_ADDA_UL_CH2, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN3,
+ I_ADDA_UL_CH1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN3,
+ I_PCM_1_CAP_CH1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN3,
+ I_PCM_2_CAP_CH1, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk_adda_dl_ch2_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH1", AFE_CONN4, I_DL1_CH1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("DL1_CH2", AFE_CONN4, I_DL1_CH2, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH1", AFE_CONN4, I_DL2_CH1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("DL2_CH2", AFE_CONN4, I_DL2_CH2, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH1", AFE_CONN4, I_DL3_CH1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("DL3_CH2", AFE_CONN4, I_DL3_CH2, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH2", AFE_CONN4,
+ I_ADDA_UL_CH2, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("ADDA_UL_CH1", AFE_CONN4,
+ I_ADDA_UL_CH1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH1", AFE_CONN4,
+ I_PCM_1_CAP_CH1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH1", AFE_CONN4,
+ I_PCM_2_CAP_CH1, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("PCM_1_CAP_CH2", AFE_CONN4,
+ I_PCM_1_CAP_CH2, 1, 0),
+ SOC_DAPM_SINGLE_AUTODISABLE("PCM_2_CAP_CH2", AFE_CONN4,
+ I_PCM_2_CAP_CH2, 1, 0),
+};
+
+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 mt8183_afe_private *afe_priv = afe->platform_priv;
+
+ dev_dbg(afe->dev, "%s(), name %s, event 0x%x\n",
+ __func__, w->name, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ /* update setting to dmic */
+ if (afe_priv->mtkaif_dmic) {
+ /* mtkaif_rxif_data_mode = 1, dmic */
+ regmap_update_bits(afe->regmap, AFE_ADDA_MTKAIF_RX_CFG0,
+ 0x1, 0x1);
+
+ /* dmic mode, 3.25M*/
+ regmap_update_bits(afe->regmap, AFE_ADDA_MTKAIF_RX_CFG0,
+ 0x0, 0xf << 20);
+ regmap_update_bits(afe->regmap, AFE_ADDA_UL_SRC_CON0,
+ 0x0, 0x1 << 5);
+ regmap_update_bits(afe->regmap, AFE_ADDA_UL_SRC_CON0,
+ 0x0, 0x3 << 14);
+
+ /* turn on dmic, ch1, ch2 */
+ regmap_update_bits(afe->regmap, AFE_ADDA_UL_SRC_CON0,
+ 0x1 << 1, 0x1 << 1);
+ regmap_update_bits(afe->regmap, AFE_ADDA_UL_SRC_CON0,
+ 0x3 << 21, 0x3 << 21);
+ }
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ /* should delayed 1/fs(smallest is 8k) = 125us before afe off */
+ usleep_range(125, 135);
+
+ /* reset dmic */
+ afe_priv->mtkaif_dmic = 0;
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+/* mtkaif dmic */
+static const char * const mt8183_adda_off_on_str[] = {
+ "Off", "On"
+};
+
+static const struct soc_enum mt8183_adda_enum[] = {
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mt8183_adda_off_on_str),
+ mt8183_adda_off_on_str),
+};
+
+static int mt8183_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 mt8183_afe_private *afe_priv = afe->platform_priv;
+
+ ucontrol->value.integer.value[0] = afe_priv->mtkaif_dmic;
+
+ return 0;
+}
+
+static int mt8183_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 mt8183_afe_private *afe_priv = afe->platform_priv;
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
+
+ if (ucontrol->value.enumerated.item[0] >= e->items)
+ return -EINVAL;
+
+ afe_priv->mtkaif_dmic = ucontrol->value.integer.value[0];
+
+ dev_info(afe->dev, "%s(), kcontrol name %s, mtkaif_dmic %d\n",
+ __func__, kcontrol->id.name, afe_priv->mtkaif_dmic);
+
+ return 0;
+}
+
+static const struct snd_kcontrol_new mtk_adda_controls[] = {
+ SOC_ENUM_EXT("MTKAIF_DMIC", mt8183_adda_enum[0],
+ mt8183_adda_dmic_get, mt8183_adda_dmic_set),
+};
+
+enum {
+ SUPPLY_SEQ_ADDA_AFE_ON,
+ SUPPLY_SEQ_ADDA_DL_ON,
+ SUPPLY_SEQ_ADDA_UL_ON,
+};
+
+static const struct snd_soc_dapm_widget mtk_dai_adda_widgets[] = {
+ /* adda */
+ SND_SOC_DAPM_MIXER("ADDA_DL_CH1", SND_SOC_NOPM, 0, 0,
+ mtk_adda_dl_ch1_mix,
+ ARRAY_SIZE(mtk_adda_dl_ch1_mix)),
+ SND_SOC_DAPM_MIXER("ADDA_DL_CH2", SND_SOC_NOPM, 0, 0,
+ mtk_adda_dl_ch2_mix,
+ ARRAY_SIZE(mtk_adda_dl_ch2_mix)),
+
+ SND_SOC_DAPM_SUPPLY_S("ADDA Enable", SUPPLY_SEQ_ADDA_AFE_ON,
+ AFE_ADDA_UL_DL_CON0, ADDA_AFE_ON_SFT, 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_CTL_PRE_SFT, 0,
+ NULL, 0),
+
+ SND_SOC_DAPM_SUPPLY_S("ADDA Capture Enable", SUPPLY_SEQ_ADDA_UL_ON,
+ AFE_ADDA_UL_SRC_CON0,
+ UL_SRC_ON_TMP_CTL_SFT, 0,
+ mtk_adda_ul_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_CLOCK_SUPPLY("aud_dac_clk"),
+ SND_SOC_DAPM_CLOCK_SUPPLY("aud_dac_predis_clk"),
+ SND_SOC_DAPM_CLOCK_SUPPLY("aud_adc_clk"),
+ SND_SOC_DAPM_CLOCK_SUPPLY("mtkaif_26m_clk"),
+};
+
+static const struct snd_soc_dapm_route mtk_dai_adda_routes[] = {
+ /* playback */
+ {"ADDA_DL_CH1", "DL1_CH1", "DL1"},
+ {"ADDA_DL_CH2", "DL1_CH1", "DL1"},
+ {"ADDA_DL_CH2", "DL1_CH2", "DL1"},
+
+ {"ADDA_DL_CH1", "DL2_CH1", "DL2"},
+ {"ADDA_DL_CH2", "DL2_CH1", "DL2"},
+ {"ADDA_DL_CH2", "DL2_CH2", "DL2"},
+
+ {"ADDA_DL_CH1", "DL3_CH1", "DL3"},
+ {"ADDA_DL_CH2", "DL3_CH1", "DL3"},
+ {"ADDA_DL_CH2", "DL3_CH2", "DL3"},
+
+ {"ADDA Playback", NULL, "ADDA_DL_CH1"},
+ {"ADDA Playback", NULL, "ADDA_DL_CH2"},
+
+ /* adda enable */
+ {"ADDA Playback", NULL, "ADDA Enable"},
+ {"ADDA Playback", NULL, "ADDA Playback Enable"},
+ {"ADDA Capture", NULL, "ADDA Enable"},
+ {"ADDA Capture", NULL, "ADDA Capture Enable"},
+
+ /* clk */
+ {"ADDA Playback", NULL, "mtkaif_26m_clk"},
+ {"ADDA Playback", NULL, "aud_dac_clk"},
+ {"ADDA Playback", NULL, "aud_dac_predis_clk"},
+
+ {"ADDA Capture", NULL, "mtkaif_26m_clk"},
+ {"ADDA Capture", NULL, "aud_adc_clk"},
+};
+
+static int set_mtkaif_rx(struct mtk_base_afe *afe)
+{
+ struct mt8183_afe_private *afe_priv = afe->platform_priv;
+ int delay_data;
+ int delay_cycle;
+
+ switch (afe_priv->mtkaif_protocol) {
+ case MT8183_MTKAIF_PROTOCOL_2_CLK_P2:
+ regmap_write(afe->regmap, AFE_AUD_PAD_TOP, 0x38);
+ regmap_write(afe->regmap, AFE_AUD_PAD_TOP, 0x39);
+ /* mtkaif_rxif_clkinv_adc inverse for calibration */
+ regmap_write(afe->regmap, AFE_ADDA_MTKAIF_CFG0,
+ 0x80010000);
+
+ if (afe_priv->mtkaif_phase_cycle[0] >=
+ afe_priv->mtkaif_phase_cycle[1]) {
+ delay_data = DELAY_DATA_MISO1;
+ delay_cycle = afe_priv->mtkaif_phase_cycle[0] -
+ afe_priv->mtkaif_phase_cycle[1];
+ } else {
+ delay_data = DELAY_DATA_MISO2;
+ delay_cycle = afe_priv->mtkaif_phase_cycle[1] -
+ afe_priv->mtkaif_phase_cycle[0];
+ }
+
+ regmap_update_bits(afe->regmap,
+ AFE_ADDA_MTKAIF_RX_CFG2,
+ MTKAIF_RXIF_DELAY_DATA_MASK_SFT,
+ delay_data << MTKAIF_RXIF_DELAY_DATA_SFT);
+
+ regmap_update_bits(afe->regmap,
+ AFE_ADDA_MTKAIF_RX_CFG2,
+ MTKAIF_RXIF_DELAY_CYCLE_MASK_SFT,
+ delay_cycle << MTKAIF_RXIF_DELAY_CYCLE_SFT);
+ break;
+ case MT8183_MTKAIF_PROTOCOL_2:
+ regmap_write(afe->regmap, AFE_AUD_PAD_TOP, 0x31);
+ regmap_write(afe->regmap, AFE_ADDA_MTKAIF_CFG0,
+ 0x00010000);
+ break;
+ case MT8183_MTKAIF_PROTOCOL_1:
+ regmap_write(afe->regmap, AFE_AUD_PAD_TOP, 0x31);
+ regmap_write(afe->regmap, AFE_ADDA_MTKAIF_CFG0, 0x0);
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+/* dai ops */
+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);
+ unsigned int rate = params_rate(params);
+
+ dev_dbg(afe->dev, "%s(), id %d, stream %d, rate %d\n",
+ __func__, dai->id, substream->stream, rate);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ unsigned int dl_src2_con0 = 0;
+ unsigned int dl_src2_con1 = 0;
+
+ /* clean predistortion */
+ regmap_write(afe->regmap, AFE_ADDA_PREDIS_CON0, 0);
+ regmap_write(afe->regmap, AFE_ADDA_PREDIS_CON1, 0);
+
+ /* set sampling rate */
+ dl_src2_con0 = adda_dl_rate_transform(afe, rate) << 28;
+
+ /* set output mode */
+ switch (rate) {
+ case 192000:
+ dl_src2_con0 |= (0x1 << 24); /* UP_SAMPLING_RATE_X2 */
+ dl_src2_con0 |= 1 << 14;
+ break;
+ case 96000:
+ dl_src2_con0 |= (0x2 << 24); /* UP_SAMPLING_RATE_X4 */
+ dl_src2_con0 |= 1 << 14;
+ break;
+ default:
+ dl_src2_con0 |= (0x3 << 24); /* UP_SAMPLING_RATE_X8 */
+ break;
+ }
+
+ /* turn off mute function */
+ dl_src2_con0 |= (0x03 << 11);
+
+ /* set voice input data if input sample rate is 8k or 16k */
+ if (rate == 8000 || rate == 16000)
+ dl_src2_con0 |= 0x01 << 5;
+
+ /* SA suggest apply -0.3db to audio/speech path */
+ dl_src2_con1 = 0xf74f0000;
+
+ /* turn on down-link gain */
+ dl_src2_con0 = dl_src2_con0 | (0x01 << 1);
+
+ regmap_write(afe->regmap, AFE_ADDA_DL_SRC2_CON0, dl_src2_con0);
+ regmap_write(afe->regmap, AFE_ADDA_DL_SRC2_CON1, dl_src2_con1);
+
+ /* set sdm gain */
+ regmap_update_bits(afe->regmap,
+ AFE_ADDA_DL_SDM_DCCOMP_CON,
+ ATTGAIN_CTL_MASK_SFT,
+ AUDIO_SDM_LEVEL_NORMAL << ATTGAIN_CTL_SFT);
+ } else {
+ unsigned int voice_mode = 0;
+ unsigned int ul_src_con0 = 0; /* default value */
+
+ /* set mtkaif protocol */
+ set_mtkaif_rx(afe);
+
+ /* Using Internal ADC */
+ regmap_update_bits(afe->regmap,
+ AFE_ADDA_TOP_CON0,
+ 0x1 << 0,
+ 0x0 << 0);
+
+ voice_mode = adda_ul_rate_transform(afe, rate);
+
+ ul_src_con0 |= (voice_mode << 17) & (0x7 << 17);
+
+ regmap_write(afe->regmap, AFE_ADDA_UL_SRC_CON0, ul_src_con0);
+
+ /* mtkaif_rxif_data_mode = 0, amic */
+ regmap_update_bits(afe->regmap,
+ AFE_ADDA_MTKAIF_RX_CFG0,
+ 0x1 << 0,
+ 0x0 << 0);
+ }
+
+ return 0;
+}
+
+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)
+
+#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 = MT8183_DAI_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,
+ },
+};
+
+int mt8183_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->controls = mtk_adda_controls;
+ dai->num_controls = ARRAY_SIZE(mtk_adda_controls);
+ 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);
+ return 0;
+}
projects / linux-2.6-microblaze.git / blobdiff