diff options
Diffstat (limited to '')
| -rw-r--r-- | sound/soc/codecs/mt6351.c | 1496 |
1 files changed, 1496 insertions, 0 deletions
diff --git a/sound/soc/codecs/mt6351.c b/sound/soc/codecs/mt6351.c new file mode 100644 index 0000000000..d2cf4847ee --- /dev/null +++ b/sound/soc/codecs/mt6351.c @@ -0,0 +1,1496 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// mt6351.c -- mt6351 ALSA SoC audio codec driver +// +// Copyright (c) 2018 MediaTek Inc. +// Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com> + +#include <linux/dma-mapping.h> +#include <linux/platform_device.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <linux/of_device.h> +#include <linux/delay.h> + +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/soc.h> +#include <sound/tlv.h> + +#include "mt6351.h" + +/* MT6351_TOP_CLKSQ */ +#define RG_CLKSQ_EN_AUD_BIT (0) + +/* MT6351_TOP_CKPDN_CON0 */ +#define RG_AUDNCP_CK_PDN_BIT (12) +#define RG_AUDIF_CK_PDN_BIT (13) +#define RG_AUD_CK_PDN_BIT (14) +#define RG_ZCD13M_CK_PDN_BIT (15) + +/* MT6351_AUDDEC_ANA_CON0 */ +#define RG_AUDDACLPWRUP_VAUDP32_BIT (0) +#define RG_AUDDACRPWRUP_VAUDP32_BIT (1) +#define RG_AUD_DAC_PWR_UP_VA32_BIT (2) +#define RG_AUD_DAC_PWL_UP_VA32_BIT (3) + +#define RG_AUDHSPWRUP_VAUDP32_BIT (4) + +#define RG_AUDHPLPWRUP_VAUDP32_BIT (5) +#define RG_AUDHPRPWRUP_VAUDP32_BIT (6) + +#define RG_AUDHSMUXINPUTSEL_VAUDP32_SFT (7) +#define RG_AUDHSMUXINPUTSEL_VAUDP32_MASK (0x3) + +#define RG_AUDHPLMUXINPUTSEL_VAUDP32_SFT (9) +#define RG_AUDHPLMUXINPUTSEL_VAUDP32_MASK (0x3) + +#define RG_AUDHPRMUXINPUTSEL_VAUDP32_SFT (11) +#define RG_AUDHPRMUXINPUTSEL_VAUDP32_MASK (0x3) + +#define RG_AUDHSSCDISABLE_VAUDP32 (13) +#define RG_AUDHPLSCDISABLE_VAUDP32_BIT (14) +#define RG_AUDHPRSCDISABLE_VAUDP32_BIT (15) + +/* MT6351_AUDDEC_ANA_CON1 */ +#define RG_HSOUTPUTSTBENH_VAUDP32_BIT (8) + +/* MT6351_AUDDEC_ANA_CON3 */ +#define RG_AUDLOLPWRUP_VAUDP32_BIT (2) + +#define RG_AUDLOLMUXINPUTSEL_VAUDP32_SFT (3) +#define RG_AUDLOLMUXINPUTSEL_VAUDP32_MASK (0x3) + +#define RG_AUDLOLSCDISABLE_VAUDP32_BIT (5) +#define RG_LOOUTPUTSTBENH_VAUDP32_BIT (9) + +/* MT6351_AUDDEC_ANA_CON6 */ +#define RG_ABIDEC_RSVD0_VAUDP32_HPL_BIT (8) +#define RG_ABIDEC_RSVD0_VAUDP32_HPR_BIT (9) +#define RG_ABIDEC_RSVD0_VAUDP32_HS_BIT (10) +#define RG_ABIDEC_RSVD0_VAUDP32_LOL_BIT (11) + +/* MT6351_AUDDEC_ANA_CON9 */ +#define RG_AUDIBIASPWRDN_VAUDP32_BIT (8) +#define RG_RSTB_DECODER_VA32_BIT (9) +#define RG_AUDGLB_PWRDN_VA32_BIT (12) + +#define RG_LCLDO_DEC_EN_VA32_BIT (13) +#define RG_LCLDO_DEC_REMOTE_SENSE_VA18_BIT (15) +/* MT6351_AUDDEC_ANA_CON10 */ +#define RG_NVREG_EN_VAUDP32_BIT (8) + +#define RG_AUDGLB_LP2_VOW_EN_VA32 10 + +/* MT6351_AFE_UL_DL_CON0 */ +#define RG_AFE_ON_BIT (0) + +/* MT6351_AFE_DL_SRC2_CON0_L */ +#define RG_DL_2_SRC_ON_TMP_CTL_PRE_BIT (0) + +/* MT6351_AFE_UL_SRC_CON0_L */ +#define UL_SRC_ON_TMP_CTL (0) + +/* MT6351_AFE_TOP_CON0 */ +#define RG_DL_SINE_ON_SFT (0) +#define RG_DL_SINE_ON_MASK (0x1) + +#define RG_UL_SINE_ON_SFT (1) +#define RG_UL_SINE_ON_MASK (0x1) + +/* MT6351_AUDIO_TOP_CON0 */ +#define AUD_TOP_PDN_RESERVED_BIT 0 +#define AUD_TOP_PWR_CLK_DIS_CTL_BIT 2 +#define AUD_TOP_PDN_ADC_CTL_BIT 5 +#define AUD_TOP_PDN_DAC_CTL_BIT 6 +#define AUD_TOP_PDN_AFE_CTL_BIT 7 + +/* MT6351_AFE_SGEN_CFG0 */ +#define SGEN_C_MUTE_SW_CTL_BIT 6 +#define SGEN_C_DAC_EN_CTL_BIT 7 + +/* MT6351_AFE_NCP_CFG0 */ +#define RG_NCP_ON_BIT 0 + +/* MT6351_LDO_VUSB33_CON0 */ +#define RG_VUSB33_EN 1 +#define RG_VUSB33_ON_CTRL 3 + +/* MT6351_LDO_VA18_CON0 */ +#define RG_VA18_EN 1 +#define RG_VA18_ON_CTRL 3 + +/* MT6351_AUDENC_ANA_CON0 */ +#define RG_AUDPREAMPLON 0 +#define RG_AUDPREAMPLDCCEN 1 +#define RG_AUDPREAMPLDCPRECHARGE 2 + +#define RG_AUDPREAMPLINPUTSEL_SFT (4) +#define RG_AUDPREAMPLINPUTSEL_MASK (0x3) + +#define RG_AUDADCLPWRUP 12 + +#define RG_AUDADCLINPUTSEL_SFT (13) +#define RG_AUDADCLINPUTSEL_MASK (0x3) + +/* MT6351_AUDENC_ANA_CON1 */ +#define RG_AUDPREAMPRON 0 +#define RG_AUDPREAMPRDCCEN 1 +#define RG_AUDPREAMPRDCPRECHARGE 2 + +#define RG_AUDPREAMPRINPUTSEL_SFT (4) +#define RG_AUDPREAMPRINPUTSEL_MASK (0x3) + +#define RG_AUDADCRPWRUP 12 + +#define RG_AUDADCRINPUTSEL_SFT (13) +#define RG_AUDADCRINPUTSEL_MASK (0x3) + +/* MT6351_AUDENC_ANA_CON3 */ +#define RG_AUDADCCLKRSTB 6 + +/* MT6351_AUDENC_ANA_CON9 */ +#define RG_AUDPWDBMICBIAS0 0 +#define RG_AUDMICBIAS0VREF 4 +#define RG_AUDMICBIAS0LOWPEN 7 + +#define RG_AUDPWDBMICBIAS2 8 +#define RG_AUDMICBIAS2VREF 12 +#define RG_AUDMICBIAS2LOWPEN 15 + +/* MT6351_AUDENC_ANA_CON10 */ +#define RG_AUDPWDBMICBIAS1 0 +#define RG_AUDMICBIAS1DCSW1NEN 2 +#define RG_AUDMICBIAS1VREF 4 +#define RG_AUDMICBIAS1LOWPEN 7 + +enum { + AUDIO_ANALOG_VOLUME_HSOUTL, + AUDIO_ANALOG_VOLUME_HSOUTR, + AUDIO_ANALOG_VOLUME_HPOUTL, + AUDIO_ANALOG_VOLUME_HPOUTR, + AUDIO_ANALOG_VOLUME_LINEOUTL, + AUDIO_ANALOG_VOLUME_LINEOUTR, + AUDIO_ANALOG_VOLUME_MICAMP1, + AUDIO_ANALOG_VOLUME_MICAMP2, + AUDIO_ANALOG_VOLUME_TYPE_MAX +}; + +/* Supply subseq */ +enum { + SUPPLY_SUBSEQ_SETTING, + SUPPLY_SUBSEQ_ENABLE, + SUPPLY_SUBSEQ_MICBIAS, +}; + +#define REG_STRIDE 2 + +struct mt6351_priv { + struct device *dev; + struct regmap *regmap; + + unsigned int dl_rate; + unsigned int ul_rate; + + int ana_gain[AUDIO_ANALOG_VOLUME_TYPE_MAX]; + + int hp_en_counter; +}; + +static void set_hp_gain_zero(struct snd_soc_component *cmpnt) +{ + regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON2, + 0x1f << 7, 0x8 << 7); + regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON2, + 0x1f << 0, 0x8 << 0); +} + +static unsigned int get_cap_reg_val(struct snd_soc_component *cmpnt, + unsigned int rate) +{ + switch (rate) { + case 8000: + return 0; + case 16000: + return 1; + case 32000: + return 2; + case 48000: + return 3; + case 96000: + return 4; + case 192000: + return 5; + default: + dev_warn(cmpnt->dev, "%s(), error rate %d, return 3", + __func__, rate); + return 3; + } +} + +static unsigned int get_play_reg_val(struct snd_soc_component *cmpnt, + unsigned int rate) +{ + switch (rate) { + case 8000: + return 0; + case 11025: + return 1; + case 12000: + return 2; + case 16000: + return 3; + case 22050: + return 4; + case 24000: + return 5; + case 32000: + return 6; + case 44100: + return 7; + case 48000: + case 96000: + case 192000: + return 8; + default: + dev_warn(cmpnt->dev, "%s(), error rate %d, return 8", + __func__, rate); + return 8; + } +} + +static int mt6351_codec_dai_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai) +{ + struct snd_soc_component *cmpnt = dai->component; + struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt); + unsigned int rate = params_rate(params); + + dev_dbg(priv->dev, "%s(), substream->stream %d, rate %d\n", + __func__, substream->stream, rate); + + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + priv->dl_rate = rate; + else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) + priv->ul_rate = rate; + + return 0; +} + +static const struct snd_soc_dai_ops mt6351_codec_dai_ops = { + .hw_params = mt6351_codec_dai_hw_params, +}; + +#define MT6351_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE |\ + SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_U24_LE |\ + SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_U32_LE) + +static struct snd_soc_dai_driver mt6351_dai_driver[] = { + { + .name = "mt6351-snd-codec-aif1", + .playback = { + .stream_name = "AIF1 Playback", + .channels_min = 1, + .channels_max = 2, + .rates = SNDRV_PCM_RATE_8000_48000 | + SNDRV_PCM_RATE_96000 | + SNDRV_PCM_RATE_192000, + .formats = MT6351_FORMATS, + }, + .capture = { + .stream_name = "AIF1 Capture", + .channels_min = 1, + .channels_max = 2, + .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, + .formats = MT6351_FORMATS, + }, + .ops = &mt6351_codec_dai_ops, + }, +}; + +enum { + HP_GAIN_SET_ZERO, + HP_GAIN_RESTORE, +}; + +static void hp_gain_ramp_set(struct snd_soc_component *cmpnt, int hp_gain_ctl) +{ + struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt); + int idx, old_idx, offset, reg_idx; + + if (hp_gain_ctl == HP_GAIN_SET_ZERO) { + idx = 8; /* 0dB */ + old_idx = priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL]; + } else { + idx = priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL]; + old_idx = 8; /* 0dB */ + } + dev_dbg(priv->dev, "%s(), idx %d, old_idx %d\n", + __func__, idx, old_idx); + + if (idx > old_idx) + offset = idx - old_idx; + else + offset = old_idx - idx; + + reg_idx = old_idx; + + while (offset > 0) { + reg_idx = idx > old_idx ? reg_idx + 1 : reg_idx - 1; + + /* check valid range, and set value */ + if ((reg_idx >= 0 && reg_idx <= 0x12) || reg_idx == 0x1f) { + regmap_update_bits(cmpnt->regmap, + MT6351_ZCD_CON2, + 0xf9f, + (reg_idx << 7) | reg_idx); + usleep_range(100, 120); + } + offset--; + } +} + +static void hp_zcd_enable(struct snd_soc_component *cmpnt) +{ + /* Enable ZCD, for minimize pop noise */ + /* when adjust gain during HP buffer on */ + regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x7 << 8, 0x1 << 8); + regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x1 << 7, 0x0 << 7); + + /* timeout, 1=5ms, 0=30ms */ + regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x1 << 6, 0x1 << 6); + + regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x3 << 4, 0x0 << 4); + regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x7 << 1, 0x5 << 1); + regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x1 << 0, 0x1 << 0); +} + +static void hp_zcd_disable(struct snd_soc_component *cmpnt) +{ + regmap_write(cmpnt->regmap, MT6351_ZCD_CON0, 0x0000); +} + +static const DECLARE_TLV_DB_SCALE(playback_tlv, -1000, 100, 0); +static const DECLARE_TLV_DB_SCALE(pga_tlv, 0, 600, 0); + +static const struct snd_kcontrol_new mt6351_snd_controls[] = { + /* dl pga gain */ + SOC_DOUBLE_TLV("Headphone Volume", + MT6351_ZCD_CON2, 0, 7, 0x12, 1, + playback_tlv), + SOC_DOUBLE_TLV("Lineout Volume", + MT6351_ZCD_CON1, 0, 7, 0x12, 1, + playback_tlv), + SOC_SINGLE_TLV("Handset Volume", + MT6351_ZCD_CON3, 0, 0x12, 1, + playback_tlv), + /* ul pga gain */ + SOC_DOUBLE_R_TLV("PGA Volume", + MT6351_AUDENC_ANA_CON0, MT6351_AUDENC_ANA_CON1, + 8, 4, 0, + pga_tlv), +}; + +/* MUX */ + +/* LOL MUX */ +static const char *const lo_in_mux_map[] = { + "Open", "Mute", "Playback", "Test Mode", +}; + +static int lo_in_mux_map_value[] = { + 0x0, 0x1, 0x2, 0x3, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(lo_in_mux_map_enum, + MT6351_AUDDEC_ANA_CON3, + RG_AUDLOLMUXINPUTSEL_VAUDP32_SFT, + RG_AUDLOLMUXINPUTSEL_VAUDP32_MASK, + lo_in_mux_map, + lo_in_mux_map_value); + +static const struct snd_kcontrol_new lo_in_mux_control = + SOC_DAPM_ENUM("In Select", lo_in_mux_map_enum); + +/*HP MUX */ +static const char *const hp_in_mux_map[] = { + "Open", "LoudSPK Playback", "Audio Playback", "Test Mode", +}; + +static int hp_in_mux_map_value[] = { + 0x0, 0x1, 0x2, 0x3, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(hpl_in_mux_map_enum, + MT6351_AUDDEC_ANA_CON0, + RG_AUDHPLMUXINPUTSEL_VAUDP32_SFT, + RG_AUDHPLMUXINPUTSEL_VAUDP32_MASK, + hp_in_mux_map, + hp_in_mux_map_value); + +static const struct snd_kcontrol_new hpl_in_mux_control = + SOC_DAPM_ENUM("HPL Select", hpl_in_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hpr_in_mux_map_enum, + MT6351_AUDDEC_ANA_CON0, + RG_AUDHPRMUXINPUTSEL_VAUDP32_SFT, + RG_AUDHPRMUXINPUTSEL_VAUDP32_MASK, + hp_in_mux_map, + hp_in_mux_map_value); + +static const struct snd_kcontrol_new hpr_in_mux_control = + SOC_DAPM_ENUM("HPR Select", hpr_in_mux_map_enum); + +/* RCV MUX */ +static const char *const rcv_in_mux_map[] = { + "Open", "Mute", "Voice Playback", "Test Mode", +}; + +static int rcv_in_mux_map_value[] = { + 0x0, 0x1, 0x2, 0x3, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(rcv_in_mux_map_enum, + MT6351_AUDDEC_ANA_CON0, + RG_AUDHSMUXINPUTSEL_VAUDP32_SFT, + RG_AUDHSMUXINPUTSEL_VAUDP32_MASK, + rcv_in_mux_map, + rcv_in_mux_map_value); + +static const struct snd_kcontrol_new rcv_in_mux_control = + SOC_DAPM_ENUM("RCV Select", rcv_in_mux_map_enum); + +/* DAC In MUX */ +static const char *const dac_in_mux_map[] = { + "Normal Path", "Sgen", +}; + +static int dac_in_mux_map_value[] = { + 0x0, 0x1, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(dac_in_mux_map_enum, + MT6351_AFE_TOP_CON0, + RG_DL_SINE_ON_SFT, + RG_DL_SINE_ON_MASK, + dac_in_mux_map, + dac_in_mux_map_value); + +static const struct snd_kcontrol_new dac_in_mux_control = + SOC_DAPM_ENUM("DAC Select", dac_in_mux_map_enum); + +/* AIF Out MUX */ +static SOC_VALUE_ENUM_SINGLE_DECL(aif_out_mux_map_enum, + MT6351_AFE_TOP_CON0, + RG_UL_SINE_ON_SFT, + RG_UL_SINE_ON_MASK, + dac_in_mux_map, + dac_in_mux_map_value); + +static const struct snd_kcontrol_new aif_out_mux_control = + SOC_DAPM_ENUM("AIF Out Select", aif_out_mux_map_enum); + +/* ADC L MUX */ +static const char *const adc_left_mux_map[] = { + "Idle", "AIN0", "Left Preamplifier", "Idle_1", +}; + +static int adc_left_mux_map_value[] = { + 0x0, 0x1, 0x2, 0x3, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(adc_left_mux_map_enum, + MT6351_AUDENC_ANA_CON0, + RG_AUDADCLINPUTSEL_SFT, + RG_AUDADCLINPUTSEL_MASK, + adc_left_mux_map, + adc_left_mux_map_value); + +static const struct snd_kcontrol_new adc_left_mux_control = + SOC_DAPM_ENUM("ADC L Select", adc_left_mux_map_enum); + +/* ADC R MUX */ +static const char *const adc_right_mux_map[] = { + "Idle", "AIN0", "Right Preamplifier", "Idle_1", +}; + +static int adc_right_mux_map_value[] = { + 0x0, 0x1, 0x2, 0x3, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(adc_right_mux_map_enum, + MT6351_AUDENC_ANA_CON1, + RG_AUDADCRINPUTSEL_SFT, + RG_AUDADCRINPUTSEL_MASK, + adc_right_mux_map, + adc_right_mux_map_value); + +static const struct snd_kcontrol_new adc_right_mux_control = + SOC_DAPM_ENUM("ADC R Select", adc_right_mux_map_enum); + +/* PGA L MUX */ +static const char *const pga_left_mux_map[] = { + "None", "AIN0", "AIN1", "AIN2", +}; + +static int pga_left_mux_map_value[] = { + 0x0, 0x1, 0x2, 0x3, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(pga_left_mux_map_enum, + MT6351_AUDENC_ANA_CON0, + RG_AUDPREAMPLINPUTSEL_SFT, + RG_AUDPREAMPLINPUTSEL_MASK, + pga_left_mux_map, + pga_left_mux_map_value); + +static const struct snd_kcontrol_new pga_left_mux_control = + SOC_DAPM_ENUM("PGA L Select", pga_left_mux_map_enum); + +/* PGA R MUX */ +static const char *const pga_right_mux_map[] = { + "None", "AIN0", "AIN3", "AIN2", +}; + +static int pga_right_mux_map_value[] = { + 0x0, 0x1, 0x2, 0x3, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(pga_right_mux_map_enum, + MT6351_AUDENC_ANA_CON1, + RG_AUDPREAMPRINPUTSEL_SFT, + RG_AUDPREAMPRINPUTSEL_MASK, + pga_right_mux_map, + pga_right_mux_map_value); + +static const struct snd_kcontrol_new pga_right_mux_control = + SOC_DAPM_ENUM("PGA R Select", pga_right_mux_map_enum); + +static int mt_reg_set_clr_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); + + switch (event) { + case SND_SOC_DAPM_POST_PMU: + if (w->on_val) { + /* SET REG */ + regmap_update_bits(cmpnt->regmap, + w->reg + REG_STRIDE, + 0x1 << w->shift, + 0x1 << w->shift); + } else { + /* CLR REG */ + regmap_update_bits(cmpnt->regmap, + w->reg + REG_STRIDE * 2, + 0x1 << w->shift, + 0x1 << w->shift); + } + break; + case SND_SOC_DAPM_PRE_PMD: + if (w->off_val) { + /* SET REG */ + regmap_update_bits(cmpnt->regmap, + w->reg + REG_STRIDE, + 0x1 << w->shift, + 0x1 << w->shift); + } else { + /* CLR REG */ + regmap_update_bits(cmpnt->regmap, + w->reg + REG_STRIDE * 2, + 0x1 << w->shift, + 0x1 << w->shift); + } + break; + default: + break; + } + + return 0; +} + +static int mt_ncp_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); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + regmap_update_bits(cmpnt->regmap, MT6351_AFE_NCP_CFG1, + 0xffff, 0x1515); + /* NCP: ck1 and ck2 clock frequecy adjust configure */ + regmap_update_bits(cmpnt->regmap, MT6351_AFE_NCP_CFG0, + 0xfffe, 0x8C00); + break; + case SND_SOC_DAPM_POST_PMU: + usleep_range(250, 270); + break; + default: + break; + } + + return 0; +} + +static int mt_sgen_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); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + regmap_update_bits(cmpnt->regmap, MT6351_AFE_SGEN_CFG0, + 0xffef, 0x0008); + regmap_update_bits(cmpnt->regmap, MT6351_AFE_SGEN_CFG1, + 0xffff, 0x0101); + break; + default: + break; + } + + return 0; +} + +static int mt_aif_in_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 mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + dev_dbg(priv->dev, "%s(), event 0x%x, rate %d\n", + __func__, event, priv->dl_rate); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* sdm audio fifo clock power on */ + regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON2, + 0xffff, 0x0006); + /* scrambler clock on enable */ + regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON0, + 0xffff, 0xC3A1); + /* sdm power on */ + regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON2, + 0xffff, 0x0003); + /* sdm fifo enable */ + regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON2, + 0xffff, 0x000B); + /* set attenuation gain */ + regmap_update_bits(cmpnt->regmap, MT6351_AFE_DL_SDM_CON1, + 0xffff, 0x001E); + + regmap_write(cmpnt->regmap, MT6351_AFE_PMIC_NEWIF_CFG0, + (get_play_reg_val(cmpnt, priv->dl_rate) << 12) | + 0x330); + regmap_write(cmpnt->regmap, MT6351_AFE_DL_SRC2_CON0_H, + (get_play_reg_val(cmpnt, priv->dl_rate) << 12) | + 0x300); + + regmap_update_bits(cmpnt->regmap, MT6351_AFE_PMIC_NEWIF_CFG2, + 0x8000, 0x8000); + break; + default: + break; + } + + return 0; +} + +static int mt_hp_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 mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt); + int reg; + + dev_dbg(priv->dev, "%s(), event 0x%x, hp_en_counter %d\n", + __func__, event, priv->hp_en_counter); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + priv->hp_en_counter++; + if (priv->hp_en_counter > 1) + break; /* already enabled, do nothing */ + else if (priv->hp_en_counter <= 0) + dev_err(priv->dev, "%s(), hp_en_counter %d <= 0\n", + __func__, + priv->hp_en_counter); + + hp_zcd_disable(cmpnt); + + /* from yoyo HQA script */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON6, + 0x0700, 0x0700); + + /* save target gain to restore after hardware open complete */ + regmap_read(cmpnt->regmap, MT6351_ZCD_CON2, ®); + priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL] = reg & 0x1f; + priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTR] = (reg >> 7) & 0x1f; + + /* Set HPR/HPL gain as minimum (~ -40dB) */ + regmap_update_bits(cmpnt->regmap, + MT6351_ZCD_CON2, 0xffff, 0x0F9F); + /* Set HS gain as minimum (~ -40dB) */ + regmap_update_bits(cmpnt->regmap, + MT6351_ZCD_CON3, 0xffff, 0x001F); + /* De_OSC of HP */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON2, + 0x0001, 0x0001); + /* enable output STBENH */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1, + 0xffff, 0x2000); + /* De_OSC of voice, enable output STBENH */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1, + 0xffff, 0x2100); + /* Enable voice driver */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON0, + 0x0010, 0xE090); + /* Enable pre-charge buffer */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1, + 0xffff, 0x2140); + + usleep_range(50, 60); + + /* Apply digital DC compensation value to DAC */ + set_hp_gain_zero(cmpnt); + + /* Enable HPR/HPL */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1, + 0xffff, 0x2100); + /* Disable pre-charge buffer */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1, + 0xffff, 0x2000); + /* Disable De_OSC of voice */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON0, + 0x0010, 0xF4EF); + /* Disable voice buffer */ + + /* from yoyo HQ */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON6, + 0x0700, 0x0300); + + /* Enable ZCD, for minimize pop noise */ + /* when adjust gain during HP buffer on */ + hp_zcd_enable(cmpnt); + + /* apply volume setting */ + hp_gain_ramp_set(cmpnt, HP_GAIN_RESTORE); + + break; + case SND_SOC_DAPM_PRE_PMD: + priv->hp_en_counter--; + if (priv->hp_en_counter > 0) + break; /* still being used, don't close */ + else if (priv->hp_en_counter < 0) + dev_err(priv->dev, "%s(), hp_en_counter %d <= 0\n", + __func__, + priv->hp_en_counter); + + /* Disable AUD_ZCD */ + hp_zcd_disable(cmpnt); + + /* Set HPR/HPL gain as -1dB, step by step */ + hp_gain_ramp_set(cmpnt, HP_GAIN_SET_ZERO); + + set_hp_gain_zero(cmpnt); + break; + case SND_SOC_DAPM_POST_PMD: + if (priv->hp_en_counter > 0) + break; /* still being used, don't close */ + else if (priv->hp_en_counter < 0) + dev_err(priv->dev, "%s(), hp_en_counter %d <= 0\n", + __func__, + priv->hp_en_counter); + + /* reset*/ + regmap_update_bits(cmpnt->regmap, + MT6351_AUDDEC_ANA_CON6, + 0x0700, + 0x0000); + /* De_OSC of HP */ + regmap_update_bits(cmpnt->regmap, + MT6351_AUDDEC_ANA_CON2, + 0x0001, + 0x0000); + + /* apply volume setting */ + hp_gain_ramp_set(cmpnt, HP_GAIN_RESTORE); + break; + default: + break; + } + + return 0; +} + +static int mt_aif_out_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 mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + dev_dbg(priv->dev, "%s(), event 0x%x, rate %d\n", + __func__, event, priv->ul_rate); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* dcclk_div=11'b00100000011, dcclk_ref_ck_sel=2'b00 */ + regmap_update_bits(cmpnt->regmap, MT6351_AFE_DCCLK_CFG0, + 0xffff, 0x2062); + /* dcclk_pdn=1'b0 */ + regmap_update_bits(cmpnt->regmap, MT6351_AFE_DCCLK_CFG0, + 0xffff, 0x2060); + /* dcclk_gen_on=1'b1 */ + regmap_update_bits(cmpnt->regmap, MT6351_AFE_DCCLK_CFG0, + 0xffff, 0x2061); + + /* UL sample rate and mode configure */ + regmap_update_bits(cmpnt->regmap, MT6351_AFE_UL_SRC_CON0_H, + 0x000E, + get_cap_reg_val(cmpnt, priv->ul_rate) << 1); + + /* fixed 260k path for 8/16/32/48 */ + if (priv->ul_rate <= 48000) { + /* anc ul path src on */ + regmap_update_bits(cmpnt->regmap, + MT6351_AFE_HPANC_CFG0, + 0x1 << 1, + 0x1 << 1); + /* ANC clk pdn release */ + regmap_update_bits(cmpnt->regmap, + MT6351_AFE_HPANC_CFG0, + 0x1 << 0, + 0x0 << 0); + } + break; + case SND_SOC_DAPM_PRE_PMD: + /* fixed 260k path for 8/16/32/48 */ + if (priv->ul_rate <= 48000) { + /* anc ul path src on */ + regmap_update_bits(cmpnt->regmap, + MT6351_AFE_HPANC_CFG0, + 0x1 << 1, + 0x0 << 1); + /* ANC clk pdn release */ + regmap_update_bits(cmpnt->regmap, + MT6351_AFE_HPANC_CFG0, + 0x1 << 0, + 0x1 << 0); + } + break; + default: + break; + } + + return 0; +} + +static int mt_adc_clkgen_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); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* Audio ADC clock gen. mode: 00_divided by 2 (Normal) */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON3, + 0x3 << 4, 0x0); + break; + case SND_SOC_DAPM_POST_PMU: + /* ADC CLK from: 00_13MHz from CLKSQ (Default) */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON3, + 0x3 << 2, 0x0); + break; + default: + break; + } + return 0; +} + +static int mt_pga_left_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); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* Audio L PGA precharge on */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON0, + 0x3 << RG_AUDPREAMPLDCPRECHARGE, + 0x1 << RG_AUDPREAMPLDCPRECHARGE); + /* Audio L PGA mode: 1_DCC */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON0, + 0x3 << RG_AUDPREAMPLDCCEN, + 0x1 << RG_AUDPREAMPLDCCEN); + break; + case SND_SOC_DAPM_POST_PMU: + usleep_range(100, 120); + /* Audio L PGA precharge off */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON0, + 0x3 << RG_AUDPREAMPLDCPRECHARGE, + 0x0 << RG_AUDPREAMPLDCPRECHARGE); + break; + default: + break; + } + return 0; +} + +static int mt_pga_right_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); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* Audio R PGA precharge on */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON1, + 0x3 << RG_AUDPREAMPRDCPRECHARGE, + 0x1 << RG_AUDPREAMPRDCPRECHARGE); + /* Audio R PGA mode: 1_DCC */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON1, + 0x3 << RG_AUDPREAMPRDCCEN, + 0x1 << RG_AUDPREAMPRDCCEN); + break; + case SND_SOC_DAPM_POST_PMU: + usleep_range(100, 120); + /* Audio R PGA precharge off */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON1, + 0x3 << RG_AUDPREAMPRDCPRECHARGE, + 0x0 << RG_AUDPREAMPRDCPRECHARGE); + break; + default: + break; + } + return 0; +} + +static int mt_mic_bias_0_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); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* MIC Bias 0 LowPower: 0_Normal */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9, + 0x3 << RG_AUDMICBIAS0LOWPEN, 0x0); + /* MISBIAS0 = 1P9V */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9, + 0x7 << RG_AUDMICBIAS0VREF, + 0x2 << RG_AUDMICBIAS0VREF); + break; + case SND_SOC_DAPM_POST_PMD: + /* MISBIAS0 = 1P97 */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9, + 0x7 << RG_AUDMICBIAS0VREF, + 0x0 << RG_AUDMICBIAS0VREF); + break; + default: + break; + } + return 0; +} + +static int mt_mic_bias_1_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); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* MIC Bias 1 LowPower: 0_Normal */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON10, + 0x3 << RG_AUDMICBIAS1LOWPEN, 0x0); + /* MISBIAS1 = 2P7V */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON10, + 0x7 << RG_AUDMICBIAS1VREF, + 0x7 << RG_AUDMICBIAS1VREF); + break; + case SND_SOC_DAPM_POST_PMD: + /* MISBIAS1 = 1P7V */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON10, + 0x7 << RG_AUDMICBIAS1VREF, + 0x0 << RG_AUDMICBIAS1VREF); + break; + default: + break; + } + return 0; +} + +static int mt_mic_bias_2_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); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* MIC Bias 2 LowPower: 0_Normal */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9, + 0x3 << RG_AUDMICBIAS2LOWPEN, 0x0); + /* MISBIAS2 = 1P9V */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9, + 0x7 << RG_AUDMICBIAS2VREF, + 0x2 << RG_AUDMICBIAS2VREF); + break; + case SND_SOC_DAPM_POST_PMD: + /* MISBIAS2 = 1P97 */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9, + 0x7 << RG_AUDMICBIAS2VREF, + 0x0 << RG_AUDMICBIAS2VREF); + break; + default: + break; + } + return 0; +} + +/* DAPM Widgets */ +static const struct snd_soc_dapm_widget mt6351_dapm_widgets[] = { + /* Digital Clock */ + SND_SOC_DAPM_SUPPLY("AUDIO_TOP_AFE_CTL", MT6351_AUDIO_TOP_CON0, + AUD_TOP_PDN_AFE_CTL_BIT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY("AUDIO_TOP_DAC_CTL", MT6351_AUDIO_TOP_CON0, + AUD_TOP_PDN_DAC_CTL_BIT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY("AUDIO_TOP_ADC_CTL", MT6351_AUDIO_TOP_CON0, + AUD_TOP_PDN_ADC_CTL_BIT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY("AUDIO_TOP_PWR_CLK", MT6351_AUDIO_TOP_CON0, + AUD_TOP_PWR_CLK_DIS_CTL_BIT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY("AUDIO_TOP_PDN_RESERVED", MT6351_AUDIO_TOP_CON0, + AUD_TOP_PDN_RESERVED_BIT, 1, NULL, 0), + + SND_SOC_DAPM_SUPPLY("NCP", MT6351_AFE_NCP_CFG0, + RG_NCP_ON_BIT, 0, + mt_ncp_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU), + + SND_SOC_DAPM_SUPPLY("DL Digital Clock", SND_SOC_NOPM, + 0, 0, NULL, 0), + + /* Global Supply*/ + SND_SOC_DAPM_SUPPLY("AUDGLB", MT6351_AUDDEC_ANA_CON9, + RG_AUDGLB_PWRDN_VA32_BIT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY("CLKSQ Audio", MT6351_TOP_CLKSQ, + RG_CLKSQ_EN_AUD_BIT, 0, + mt_reg_set_clr_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), + SND_SOC_DAPM_SUPPLY("ZCD13M_CK", MT6351_TOP_CKPDN_CON0, + RG_ZCD13M_CK_PDN_BIT, 1, + mt_reg_set_clr_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), + SND_SOC_DAPM_SUPPLY("AUD_CK", MT6351_TOP_CKPDN_CON0, + RG_AUD_CK_PDN_BIT, 1, + mt_reg_set_clr_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), + SND_SOC_DAPM_SUPPLY("AUDIF_CK", MT6351_TOP_CKPDN_CON0, + RG_AUDIF_CK_PDN_BIT, 1, + mt_reg_set_clr_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), + SND_SOC_DAPM_SUPPLY("AUDNCP_CK", MT6351_TOP_CKPDN_CON0, + RG_AUDNCP_CK_PDN_BIT, 1, + mt_reg_set_clr_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), + + SND_SOC_DAPM_SUPPLY("AFE_ON", MT6351_AFE_UL_DL_CON0, RG_AFE_ON_BIT, 0, + NULL, 0), + + /* AIF Rx*/ + SND_SOC_DAPM_AIF_IN_E("AIF_RX", "AIF1 Playback", 0, + MT6351_AFE_DL_SRC2_CON0_L, + RG_DL_2_SRC_ON_TMP_CTL_PRE_BIT, 0, + mt_aif_in_event, SND_SOC_DAPM_PRE_PMU), + + /* DL Supply */ + SND_SOC_DAPM_SUPPLY("DL Power Supply", SND_SOC_NOPM, + 0, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("NV Regulator", MT6351_AUDDEC_ANA_CON10, + RG_NVREG_EN_VAUDP32_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("AUD_CLK", MT6351_AUDDEC_ANA_CON9, + RG_RSTB_DECODER_VA32_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("IBIST", MT6351_AUDDEC_ANA_CON9, + RG_AUDIBIASPWRDN_VAUDP32_BIT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY("LDO", MT6351_AUDDEC_ANA_CON9, + RG_LCLDO_DEC_EN_VA32_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("LDO_REMOTE_SENSE", MT6351_AUDDEC_ANA_CON9, + RG_LCLDO_DEC_REMOTE_SENSE_VA18_BIT, 0, NULL, 0), + + /* DAC */ + SND_SOC_DAPM_MUX("DAC In Mux", SND_SOC_NOPM, 0, 0, &dac_in_mux_control), + + SND_SOC_DAPM_DAC("DACL", NULL, MT6351_AUDDEC_ANA_CON0, + RG_AUDDACLPWRUP_VAUDP32_BIT, 0), + SND_SOC_DAPM_SUPPLY("DACL_BIASGEN", MT6351_AUDDEC_ANA_CON0, + RG_AUD_DAC_PWL_UP_VA32_BIT, 0, NULL, 0), + + SND_SOC_DAPM_DAC("DACR", NULL, MT6351_AUDDEC_ANA_CON0, + RG_AUDDACRPWRUP_VAUDP32_BIT, 0), + SND_SOC_DAPM_SUPPLY("DACR_BIASGEN", MT6351_AUDDEC_ANA_CON0, + RG_AUD_DAC_PWR_UP_VA32_BIT, 0, NULL, 0), + /* LOL */ + SND_SOC_DAPM_MUX("LOL Mux", SND_SOC_NOPM, 0, 0, &lo_in_mux_control), + + SND_SOC_DAPM_SUPPLY("LO Stability Enh", MT6351_AUDDEC_ANA_CON3, + RG_LOOUTPUTSTBENH_VAUDP32_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("LOL Bias Gen", MT6351_AUDDEC_ANA_CON6, + RG_ABIDEC_RSVD0_VAUDP32_LOL_BIT, 0, NULL, 0), + + SND_SOC_DAPM_OUT_DRV("LOL Buffer", MT6351_AUDDEC_ANA_CON3, + RG_AUDLOLPWRUP_VAUDP32_BIT, 0, NULL, 0), + + /* Headphone */ + SND_SOC_DAPM_MUX("HPL Mux", SND_SOC_NOPM, 0, 0, &hpl_in_mux_control), + SND_SOC_DAPM_MUX("HPR Mux", SND_SOC_NOPM, 0, 0, &hpr_in_mux_control), + + SND_SOC_DAPM_OUT_DRV_E("HPL Power", MT6351_AUDDEC_ANA_CON0, + RG_AUDHPLPWRUP_VAUDP32_BIT, 0, NULL, 0, + mt_hp_event, + SND_SOC_DAPM_PRE_PMU | + SND_SOC_DAPM_PRE_PMD | + SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_OUT_DRV_E("HPR Power", MT6351_AUDDEC_ANA_CON0, + RG_AUDHPRPWRUP_VAUDP32_BIT, 0, NULL, 0, + mt_hp_event, + SND_SOC_DAPM_PRE_PMU | + SND_SOC_DAPM_PRE_PMD | + SND_SOC_DAPM_POST_PMD), + + /* Receiver */ + SND_SOC_DAPM_MUX("RCV Mux", SND_SOC_NOPM, 0, 0, &rcv_in_mux_control), + + SND_SOC_DAPM_SUPPLY("RCV Stability Enh", MT6351_AUDDEC_ANA_CON1, + RG_HSOUTPUTSTBENH_VAUDP32_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("RCV Bias Gen", MT6351_AUDDEC_ANA_CON6, + RG_ABIDEC_RSVD0_VAUDP32_HS_BIT, 0, NULL, 0), + + SND_SOC_DAPM_OUT_DRV("RCV Buffer", MT6351_AUDDEC_ANA_CON0, + RG_AUDHSPWRUP_VAUDP32_BIT, 0, NULL, 0), + + /* Outputs */ + SND_SOC_DAPM_OUTPUT("Receiver"), + SND_SOC_DAPM_OUTPUT("Headphone L"), + SND_SOC_DAPM_OUTPUT("Headphone R"), + SND_SOC_DAPM_OUTPUT("LINEOUT L"), + + /* SGEN */ + SND_SOC_DAPM_SUPPLY("SGEN DL Enable", MT6351_AFE_SGEN_CFG0, + SGEN_C_DAC_EN_CTL_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("SGEN MUTE", MT6351_AFE_SGEN_CFG0, + SGEN_C_MUTE_SW_CTL_BIT, 1, + mt_sgen_event, SND_SOC_DAPM_PRE_PMU), + SND_SOC_DAPM_SUPPLY("SGEN DL SRC", MT6351_AFE_DL_SRC2_CON0_L, + RG_DL_2_SRC_ON_TMP_CTL_PRE_BIT, 0, NULL, 0), + + SND_SOC_DAPM_INPUT("SGEN DL"), + + /* Uplinks */ + SND_SOC_DAPM_AIF_OUT_E("AIF1TX", "AIF1 Capture", 0, + MT6351_AFE_UL_SRC_CON0_L, + UL_SRC_ON_TMP_CTL, 0, + mt_aif_out_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD), + + SND_SOC_DAPM_SUPPLY_S("VUSB33_LDO", SUPPLY_SUBSEQ_ENABLE, + MT6351_LDO_VUSB33_CON0, RG_VUSB33_EN, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY_S("VUSB33_LDO_CTRL", SUPPLY_SUBSEQ_SETTING, + MT6351_LDO_VUSB33_CON0, RG_VUSB33_ON_CTRL, 1, + NULL, 0), + + SND_SOC_DAPM_SUPPLY_S("VA18_LDO", SUPPLY_SUBSEQ_ENABLE, + MT6351_LDO_VA18_CON0, RG_VA18_EN, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("VA18_LDO_CTRL", SUPPLY_SUBSEQ_SETTING, + MT6351_LDO_VA18_CON0, RG_VA18_ON_CTRL, 1, + NULL, 0), + + SND_SOC_DAPM_SUPPLY_S("ADC CLKGEN", SUPPLY_SUBSEQ_ENABLE, + MT6351_AUDENC_ANA_CON3, RG_AUDADCCLKRSTB, 0, + mt_adc_clkgen_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU), + + /* Uplinks MUX */ + SND_SOC_DAPM_MUX("AIF Out Mux", SND_SOC_NOPM, 0, 0, + &aif_out_mux_control), + + SND_SOC_DAPM_MUX("ADC L Mux", SND_SOC_NOPM, 0, 0, + &adc_left_mux_control), + SND_SOC_DAPM_MUX("ADC R Mux", SND_SOC_NOPM, 0, 0, + &adc_right_mux_control), + + SND_SOC_DAPM_ADC("ADC L", NULL, + MT6351_AUDENC_ANA_CON0, RG_AUDADCLPWRUP, 0), + SND_SOC_DAPM_ADC("ADC R", NULL, + MT6351_AUDENC_ANA_CON1, RG_AUDADCRPWRUP, 0), + + SND_SOC_DAPM_MUX("PGA L Mux", SND_SOC_NOPM, 0, 0, + &pga_left_mux_control), + SND_SOC_DAPM_MUX("PGA R Mux", SND_SOC_NOPM, 0, 0, + &pga_right_mux_control), + + SND_SOC_DAPM_PGA_E("PGA L", MT6351_AUDENC_ANA_CON0, RG_AUDPREAMPLON, 0, + NULL, 0, + mt_pga_left_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU), + SND_SOC_DAPM_PGA_E("PGA R", MT6351_AUDENC_ANA_CON1, RG_AUDPREAMPRON, 0, + NULL, 0, + mt_pga_right_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU), + + /* main mic mic bias */ + SND_SOC_DAPM_SUPPLY_S("Mic Bias 0", SUPPLY_SUBSEQ_MICBIAS, + MT6351_AUDENC_ANA_CON9, RG_AUDPWDBMICBIAS0, 0, + mt_mic_bias_0_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + /* ref mic mic bias */ + SND_SOC_DAPM_SUPPLY_S("Mic Bias 2", SUPPLY_SUBSEQ_MICBIAS, + MT6351_AUDENC_ANA_CON9, RG_AUDPWDBMICBIAS2, 0, + mt_mic_bias_2_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + /* headset mic1/2 mic bias */ + SND_SOC_DAPM_SUPPLY_S("Mic Bias 1", SUPPLY_SUBSEQ_MICBIAS, + MT6351_AUDENC_ANA_CON10, RG_AUDPWDBMICBIAS1, 0, + mt_mic_bias_1_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_SUPPLY_S("Mic Bias 1 DCC pull high", SUPPLY_SUBSEQ_MICBIAS, + MT6351_AUDENC_ANA_CON10, + RG_AUDMICBIAS1DCSW1NEN, 0, + NULL, 0), + + /* UL input */ + SND_SOC_DAPM_INPUT("AIN0"), + SND_SOC_DAPM_INPUT("AIN1"), + SND_SOC_DAPM_INPUT("AIN2"), + SND_SOC_DAPM_INPUT("AIN3"), +}; + +static const struct snd_soc_dapm_route mt6351_dapm_routes[] = { + /* Capture */ + {"AIF1TX", NULL, "AIF Out Mux"}, + {"AIF1TX", NULL, "VUSB33_LDO"}, + {"VUSB33_LDO", NULL, "VUSB33_LDO_CTRL"}, + {"AIF1TX", NULL, "VA18_LDO"}, + {"VA18_LDO", NULL, "VA18_LDO_CTRL"}, + + {"AIF1TX", NULL, "AUDGLB"}, + {"AIF1TX", NULL, "CLKSQ Audio"}, + + {"AIF1TX", NULL, "AFE_ON"}, + + {"AIF1TX", NULL, "AUDIO_TOP_AFE_CTL"}, + {"AIF1TX", NULL, "AUDIO_TOP_ADC_CTL"}, + {"AIF1TX", NULL, "AUDIO_TOP_PWR_CLK"}, + {"AIF1TX", NULL, "AUDIO_TOP_PDN_RESERVED"}, + + {"AIF Out Mux", "Normal Path", "ADC L"}, + {"AIF Out Mux", "Normal Path", "ADC R"}, + + {"ADC L", NULL, "ADC L Mux"}, + {"ADC L", NULL, "AUD_CK"}, + {"ADC L", NULL, "AUDIF_CK"}, + {"ADC L", NULL, "ADC CLKGEN"}, + {"ADC R", NULL, "ADC R Mux"}, + {"ADC R", NULL, "AUD_CK"}, + {"ADC R", NULL, "AUDIF_CK"}, + {"ADC R", NULL, "ADC CLKGEN"}, + + {"ADC L Mux", "AIN0", "AIN0"}, + {"ADC L Mux", "Left Preamplifier", "PGA L"}, + + {"ADC R Mux", "AIN0", "AIN0"}, + {"ADC R Mux", "Right Preamplifier", "PGA R"}, + + {"PGA L", NULL, "PGA L Mux"}, + {"PGA R", NULL, "PGA R Mux"}, + + {"PGA L Mux", "AIN0", "AIN0"}, + {"PGA L Mux", "AIN1", "AIN1"}, + {"PGA L Mux", "AIN2", "AIN2"}, + + {"PGA R Mux", "AIN0", "AIN0"}, + {"PGA R Mux", "AIN3", "AIN3"}, + {"PGA R Mux", "AIN2", "AIN2"}, + + {"AIN0", NULL, "Mic Bias 0"}, + {"AIN2", NULL, "Mic Bias 2"}, + + {"AIN1", NULL, "Mic Bias 1"}, + {"AIN1", NULL, "Mic Bias 1 DCC pull high"}, + + /* DL Supply */ + {"DL Power Supply", NULL, "AUDGLB"}, + {"DL Power Supply", NULL, "CLKSQ Audio"}, + {"DL Power Supply", NULL, "ZCD13M_CK"}, + {"DL Power Supply", NULL, "AUD_CK"}, + {"DL Power Supply", NULL, "AUDIF_CK"}, + {"DL Power Supply", NULL, "AUDNCP_CK"}, + + {"DL Power Supply", NULL, "NV Regulator"}, + {"DL Power Supply", NULL, "AUD_CLK"}, + {"DL Power Supply", NULL, "IBIST"}, + {"DL Power Supply", NULL, "LDO"}, + {"LDO", NULL, "LDO_REMOTE_SENSE"}, + + /* DL Digital Supply */ + {"DL Digital Clock", NULL, "AUDIO_TOP_AFE_CTL"}, + {"DL Digital Clock", NULL, "AUDIO_TOP_DAC_CTL"}, + {"DL Digital Clock", NULL, "AUDIO_TOP_PWR_CLK"}, + {"DL Digital Clock", NULL, "AUDIO_TOP_PDN_RESERVED"}, + {"DL Digital Clock", NULL, "NCP"}, + {"DL Digital Clock", NULL, "AFE_ON"}, + + {"AIF_RX", NULL, "DL Digital Clock"}, + + /* DL Path */ + {"DAC In Mux", "Normal Path", "AIF_RX"}, + + {"DAC In Mux", "Sgen", "SGEN DL"}, + {"SGEN DL", NULL, "SGEN DL SRC"}, + {"SGEN DL", NULL, "SGEN MUTE"}, + {"SGEN DL", NULL, "SGEN DL Enable"}, + {"SGEN DL", NULL, "DL Digital Clock"}, + + {"DACL", NULL, "DAC In Mux"}, + {"DACL", NULL, "DL Power Supply"}, + {"DACL", NULL, "DACL_BIASGEN"}, + + {"DACR", NULL, "DAC In Mux"}, + {"DACR", NULL, "DL Power Supply"}, + {"DACR", NULL, "DACR_BIASGEN"}, + + {"LOL Mux", "Playback", "DACL"}, + + {"LOL Buffer", NULL, "LOL Mux"}, + {"LOL Buffer", NULL, "LO Stability Enh"}, + {"LOL Buffer", NULL, "LOL Bias Gen"}, + + {"LINEOUT L", NULL, "LOL Buffer"}, + + /* Headphone Path */ + {"HPL Mux", "Audio Playback", "DACL"}, + {"HPR Mux", "Audio Playback", "DACR"}, + + {"HPL Mux", "LoudSPK Playback", "DACL"}, + {"HPR Mux", "LoudSPK Playback", "DACR"}, + + {"HPL Power", NULL, "HPL Mux"}, + {"HPR Power", NULL, "HPR Mux"}, + + {"Headphone L", NULL, "HPL Power"}, + {"Headphone R", NULL, "HPR Power"}, + + /* Receiver Path */ + {"RCV Mux", "Voice Playback", "DACL"}, + + {"RCV Buffer", NULL, "RCV Mux"}, + {"RCV Buffer", NULL, "RCV Stability Enh"}, + {"RCV Buffer", NULL, "RCV Bias Gen"}, + + {"Receiver", NULL, "RCV Buffer"}, +}; + +static int mt6351_codec_init_reg(struct snd_soc_component *cmpnt) +{ + /* Disable CLKSQ 26MHz */ + regmap_update_bits(cmpnt->regmap, MT6351_TOP_CLKSQ, 0x0001, 0x0); + /* disable AUDGLB */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON9, + 0x1000, 0x1000); + /* Turn off AUDNCP_CLKDIV engine clock,Turn off AUD 26M */ + regmap_update_bits(cmpnt->regmap, MT6351_TOP_CKPDN_CON0_SET, + 0x3800, 0x3800); + /* Disable HeadphoneL/HeadphoneR/voice short circuit protection */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON0, + 0xe000, 0xe000); + /* [5] = 1, disable LO buffer left short circuit protection */ + regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON3, + 0x20, 0x20); + /* Reverse the PMIC clock*/ + regmap_update_bits(cmpnt->regmap, MT6351_AFE_PMIC_NEWIF_CFG2, + 0x8000, 0x8000); + return 0; +} + +static int mt6351_codec_probe(struct snd_soc_component *cmpnt) +{ + struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + snd_soc_component_init_regmap(cmpnt, priv->regmap); + + mt6351_codec_init_reg(cmpnt); + return 0; +} + +static const struct snd_soc_component_driver mt6351_soc_component_driver = { + .probe = mt6351_codec_probe, + .controls = mt6351_snd_controls, + .num_controls = ARRAY_SIZE(mt6351_snd_controls), + .dapm_widgets = mt6351_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(mt6351_dapm_widgets), + .dapm_routes = mt6351_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(mt6351_dapm_routes), + .endianness = 1, +}; + +static int mt6351_codec_driver_probe(struct platform_device *pdev) +{ + struct mt6351_priv *priv; + + priv = devm_kzalloc(&pdev->dev, + sizeof(struct mt6351_priv), + GFP_KERNEL); + if (!priv) + return -ENOMEM; + + dev_set_drvdata(&pdev->dev, priv); + + priv->dev = &pdev->dev; + + priv->regmap = dev_get_regmap(pdev->dev.parent, NULL); + if (!priv->regmap) + return -ENODEV; + + dev_dbg(priv->dev, "%s(), dev name %s\n", + __func__, dev_name(&pdev->dev)); + + return devm_snd_soc_register_component(&pdev->dev, + &mt6351_soc_component_driver, + mt6351_dai_driver, + ARRAY_SIZE(mt6351_dai_driver)); +} + +static const struct of_device_id mt6351_of_match[] = { + {.compatible = "mediatek,mt6351-sound",}, + {} +}; + +static struct platform_driver mt6351_codec_driver = { + .driver = { + .name = "mt6351-sound", + .of_match_table = mt6351_of_match, + }, + .probe = mt6351_codec_driver_probe, +}; + +module_platform_driver(mt6351_codec_driver) + +/* Module information */ +MODULE_DESCRIPTION("MT6351 ALSA SoC codec driver"); +MODULE_AUTHOR("KaiChieh Chuang <kaichieh.chuang@mediatek.com>"); +MODULE_LICENSE("GPL v2"); |