diff options
Diffstat (limited to 'sound/soc/codecs/mt6358.c')
| -rw-r--r-- | sound/soc/codecs/mt6358.c | 2336 |
1 files changed, 2336 insertions, 0 deletions
diff --git a/sound/soc/codecs/mt6358.c b/sound/soc/codecs/mt6358.c new file mode 100644 index 000000000000..d4c4fee6d3d9 --- /dev/null +++ b/sound/soc/codecs/mt6358.c @@ -0,0 +1,2336 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// mt6358.c -- mt6358 ALSA SoC audio codec driver +// +// Copyright (c) 2018 MediaTek Inc. +// Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com> + +#include <linux/platform_device.h> +#include <linux/module.h> +#include <linux/of_device.h> +#include <linux/delay.h> +#include <linux/kthread.h> +#include <linux/sched.h> +#include <linux/mfd/mt6397/core.h> +#include <linux/regulator/consumer.h> + +#include <sound/soc.h> +#include <sound/tlv.h> + +#include "mt6358.h" + +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 +}; + +enum { + MUX_ADC_L, + MUX_ADC_R, + MUX_PGA_L, + MUX_PGA_R, + MUX_MIC_TYPE, + MUX_HP_L, + MUX_HP_R, + MUX_NUM, +}; + +enum { + DEVICE_HP, + DEVICE_LO, + DEVICE_RCV, + DEVICE_MIC1, + DEVICE_MIC2, + DEVICE_NUM +}; + +/* Supply widget subseq */ +enum { + /* common */ + SUPPLY_SEQ_CLK_BUF, + SUPPLY_SEQ_AUD_GLB, + SUPPLY_SEQ_CLKSQ, + SUPPLY_SEQ_VOW_AUD_LPW, + SUPPLY_SEQ_AUD_VOW, + SUPPLY_SEQ_VOW_CLK, + SUPPLY_SEQ_VOW_LDO, + SUPPLY_SEQ_TOP_CK, + SUPPLY_SEQ_TOP_CK_LAST, + SUPPLY_SEQ_AUD_TOP, + SUPPLY_SEQ_AUD_TOP_LAST, + SUPPLY_SEQ_AFE, + /* capture */ + SUPPLY_SEQ_ADC_SUPPLY, +}; + +enum { + CH_L = 0, + CH_R, + NUM_CH, +}; + +#define REG_STRIDE 2 + +struct mt6358_priv { + struct device *dev; + struct regmap *regmap; + + unsigned int dl_rate; + unsigned int ul_rate; + + int ana_gain[AUDIO_ANALOG_VOLUME_TYPE_MAX]; + unsigned int mux_select[MUX_NUM]; + + int dev_counter[DEVICE_NUM]; + + int mtkaif_protocol; + + struct regulator *avdd_reg; +}; + +int mt6358_set_mtkaif_protocol(struct snd_soc_component *cmpnt, + int mtkaif_protocol) +{ + struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + priv->mtkaif_protocol = mtkaif_protocol; + return 0; +} + +static void playback_gpio_set(struct mt6358_priv *priv) +{ + /* set gpio mosi mode */ + regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2_CLR, + 0x01f8, 0x01f8); + regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2_SET, + 0xffff, 0x0249); + regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2, + 0xffff, 0x0249); +} + +static void playback_gpio_reset(struct mt6358_priv *priv) +{ + /* set pad_aud_*_mosi to GPIO mode and dir input + * reason: + * pad_aud_dat_mosi*, because the pin is used as boot strap + * don't clean clk/sync, for mtkaif protocol 2 + */ + regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2_CLR, + 0x01f8, 0x01f8); + regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2, + 0x01f8, 0x0000); + regmap_update_bits(priv->regmap, MT6358_GPIO_DIR0, + 0xf << 8, 0x0); +} + +static void capture_gpio_set(struct mt6358_priv *priv) +{ + /* set gpio miso mode */ + regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3_CLR, + 0xffff, 0xffff); + regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3_SET, + 0xffff, 0x0249); + regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3, + 0xffff, 0x0249); +} + +static void capture_gpio_reset(struct mt6358_priv *priv) +{ + /* set pad_aud_*_miso to GPIO mode and dir input + * reason: + * pad_aud_clk_miso, because when playback only the miso_clk + * will also have 26m, so will have power leak + * pad_aud_dat_miso*, because the pin is used as boot strap + */ + regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3_CLR, + 0xffff, 0xffff); + regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3, + 0xffff, 0x0000); + regmap_update_bits(priv->regmap, MT6358_GPIO_DIR0, + 0xf << 12, 0x0); +} + +/* use only when not govern by DAPM */ +static int mt6358_set_dcxo(struct mt6358_priv *priv, bool enable) +{ + regmap_update_bits(priv->regmap, MT6358_DCXO_CW14, + 0x1 << RG_XO_AUDIO_EN_M_SFT, + (enable ? 1 : 0) << RG_XO_AUDIO_EN_M_SFT); + return 0; +} + +/* use only when not govern by DAPM */ +static int mt6358_set_clksq(struct mt6358_priv *priv, bool enable) +{ + /* audio clk source from internal dcxo */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON6, + RG_CLKSQ_IN_SEL_TEST_MASK_SFT, + 0x0); + + /* Enable/disable CLKSQ 26MHz */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON6, + RG_CLKSQ_EN_MASK_SFT, + (enable ? 1 : 0) << RG_CLKSQ_EN_SFT); + return 0; +} + +/* use only when not govern by DAPM */ +static int mt6358_set_aud_global_bias(struct mt6358_priv *priv, bool enable) +{ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, + RG_AUDGLB_PWRDN_VA28_MASK_SFT, + (enable ? 0 : 1) << RG_AUDGLB_PWRDN_VA28_SFT); + return 0; +} + +/* use only when not govern by DAPM */ +static int mt6358_set_topck(struct mt6358_priv *priv, bool enable) +{ + regmap_update_bits(priv->regmap, MT6358_AUD_TOP_CKPDN_CON0, + 0x0066, enable ? 0x0 : 0x66); + return 0; +} + +static int mt6358_mtkaif_tx_enable(struct mt6358_priv *priv) +{ + switch (priv->mtkaif_protocol) { + case MT6358_MTKAIF_PROTOCOL_2_CLK_P2: + /* MTKAIF TX format setting */ + regmap_update_bits(priv->regmap, + MT6358_AFE_ADDA_MTKAIF_CFG0, + 0xffff, 0x0010); + /* enable aud_pad TX fifos */ + regmap_update_bits(priv->regmap, + MT6358_AFE_AUD_PAD_TOP, + 0xff00, 0x3800); + regmap_update_bits(priv->regmap, + MT6358_AFE_AUD_PAD_TOP, + 0xff00, 0x3900); + break; + case MT6358_MTKAIF_PROTOCOL_2: + /* MTKAIF TX format setting */ + regmap_update_bits(priv->regmap, + MT6358_AFE_ADDA_MTKAIF_CFG0, + 0xffff, 0x0010); + /* enable aud_pad TX fifos */ + regmap_update_bits(priv->regmap, + MT6358_AFE_AUD_PAD_TOP, + 0xff00, 0x3100); + break; + case MT6358_MTKAIF_PROTOCOL_1: + default: + /* MTKAIF TX format setting */ + regmap_update_bits(priv->regmap, + MT6358_AFE_ADDA_MTKAIF_CFG0, + 0xffff, 0x0000); + /* enable aud_pad TX fifos */ + regmap_update_bits(priv->regmap, + MT6358_AFE_AUD_PAD_TOP, + 0xff00, 0x3100); + break; + } + return 0; +} + +static int mt6358_mtkaif_tx_disable(struct mt6358_priv *priv) +{ + /* disable aud_pad TX fifos */ + regmap_update_bits(priv->regmap, MT6358_AFE_AUD_PAD_TOP, + 0xff00, 0x3000); + return 0; +} + +int mt6358_mtkaif_calibration_enable(struct snd_soc_component *cmpnt) +{ + struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + playback_gpio_set(priv); + capture_gpio_set(priv); + mt6358_mtkaif_tx_enable(priv); + + mt6358_set_dcxo(priv, true); + mt6358_set_aud_global_bias(priv, true); + mt6358_set_clksq(priv, true); + mt6358_set_topck(priv, true); + + /* set dat_miso_loopback on */ + regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, + RG_AUD_PAD_TOP_DAT_MISO2_LOOPBACK_MASK_SFT, + 1 << RG_AUD_PAD_TOP_DAT_MISO2_LOOPBACK_SFT); + regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, + RG_AUD_PAD_TOP_DAT_MISO_LOOPBACK_MASK_SFT, + 1 << RG_AUD_PAD_TOP_DAT_MISO_LOOPBACK_SFT); + return 0; +} + +int mt6358_mtkaif_calibration_disable(struct snd_soc_component *cmpnt) +{ + struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + /* set dat_miso_loopback off */ + regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, + RG_AUD_PAD_TOP_DAT_MISO2_LOOPBACK_MASK_SFT, + 0 << RG_AUD_PAD_TOP_DAT_MISO2_LOOPBACK_SFT); + regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, + RG_AUD_PAD_TOP_DAT_MISO_LOOPBACK_MASK_SFT, + 0 << RG_AUD_PAD_TOP_DAT_MISO_LOOPBACK_SFT); + + mt6358_set_topck(priv, false); + mt6358_set_clksq(priv, false); + mt6358_set_aud_global_bias(priv, false); + mt6358_set_dcxo(priv, false); + + mt6358_mtkaif_tx_disable(priv); + playback_gpio_reset(priv); + capture_gpio_reset(priv); + return 0; +} + +int mt6358_set_mtkaif_calibration_phase(struct snd_soc_component *cmpnt, + int phase_1, int phase_2) +{ + struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, + RG_AUD_PAD_TOP_PHASE_MODE_MASK_SFT, + phase_1 << RG_AUD_PAD_TOP_PHASE_MODE_SFT); + regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, + RG_AUD_PAD_TOP_PHASE_MODE2_MASK_SFT, + phase_2 << RG_AUD_PAD_TOP_PHASE_MODE2_SFT); + return 0; +} + +/* dl pga gain */ +enum { + DL_GAIN_8DB = 0, + DL_GAIN_0DB = 8, + DL_GAIN_N_1DB = 9, + DL_GAIN_N_10DB = 18, + DL_GAIN_N_40DB = 0x1f, +}; + +#define DL_GAIN_N_10DB_REG (DL_GAIN_N_10DB << 7 | DL_GAIN_N_10DB) +#define DL_GAIN_N_40DB_REG (DL_GAIN_N_40DB << 7 | DL_GAIN_N_40DB) +#define DL_GAIN_REG_MASK 0x0f9f + +static void lo_store_gain(struct mt6358_priv *priv) +{ + unsigned int reg; + unsigned int gain_l, gain_r; + + regmap_read(priv->regmap, MT6358_ZCD_CON1, ®); + gain_l = (reg >> RG_AUDLOLGAIN_SFT) & RG_AUDLOLGAIN_MASK; + gain_r = (reg >> RG_AUDLORGAIN_SFT) & RG_AUDLORGAIN_MASK; + + priv->ana_gain[AUDIO_ANALOG_VOLUME_LINEOUTL] = gain_l; + priv->ana_gain[AUDIO_ANALOG_VOLUME_LINEOUTR] = gain_r; +} + +static void hp_store_gain(struct mt6358_priv *priv) +{ + unsigned int reg; + unsigned int gain_l, gain_r; + + regmap_read(priv->regmap, MT6358_ZCD_CON2, ®); + gain_l = (reg >> RG_AUDHPLGAIN_SFT) & RG_AUDHPLGAIN_MASK; + gain_r = (reg >> RG_AUDHPRGAIN_SFT) & RG_AUDHPRGAIN_MASK; + + priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL] = gain_l; + priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTR] = gain_r; +} + +static void hp_zcd_disable(struct mt6358_priv *priv) +{ + regmap_write(priv->regmap, MT6358_ZCD_CON0, 0x0000); +} + +static void hp_main_output_ramp(struct mt6358_priv *priv, bool up) +{ + int i = 0, stage = 0; + int target = 7; + + /* Enable/Reduce HPL/R main output stage step by step */ + for (i = 0; i <= target; i++) { + stage = up ? i : target - i; + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, + 0x7 << 8, stage << 8); + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, + 0x7 << 11, stage << 11); + usleep_range(100, 150); + } +} + +static void hp_aux_feedback_loop_gain_ramp(struct mt6358_priv *priv, bool up) +{ + int i = 0, stage = 0; + + /* Reduce HP aux feedback loop gain step by step */ + for (i = 0; i <= 0xf; i++) { + stage = up ? i : 0xf - i; + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON9, + 0xf << 12, stage << 12); + usleep_range(100, 150); + } +} + +static void hp_pull_down(struct mt6358_priv *priv, bool enable) +{ + int i; + + if (enable) { + for (i = 0x0; i <= 0x6; i++) { + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, + 0x7, i); + usleep_range(600, 700); + } + } else { + for (i = 0x6; i >= 0x1; i--) { + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, + 0x7, i); + usleep_range(600, 700); + } + } +} + +static bool is_valid_hp_pga_idx(int reg_idx) +{ + return (reg_idx >= DL_GAIN_8DB && reg_idx <= DL_GAIN_N_10DB) || + reg_idx == DL_GAIN_N_40DB; +} + +static void headset_volume_ramp(struct mt6358_priv *priv, + int from, int to) +{ + int offset = 0, count = 1, reg_idx; + + if (!is_valid_hp_pga_idx(from) || !is_valid_hp_pga_idx(to)) + dev_warn(priv->dev, "%s(), volume index is not valid, from %d, to %d\n", + __func__, from, to); + + dev_info(priv->dev, "%s(), from %d, to %d\n", + __func__, from, to); + + if (to > from) + offset = to - from; + else + offset = from - to; + + while (offset > 0) { + if (to > from) + reg_idx = from + count; + else + reg_idx = from - count; + + if (is_valid_hp_pga_idx(reg_idx)) { + regmap_update_bits(priv->regmap, + MT6358_ZCD_CON2, + DL_GAIN_REG_MASK, + (reg_idx << 7) | reg_idx); + usleep_range(200, 300); + } + offset--; + count++; + } +} + +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 mt6358_snd_controls[] = { + /* dl pga gain */ + SOC_DOUBLE_TLV("Headphone Volume", + MT6358_ZCD_CON2, 0, 7, 0x12, 1, + playback_tlv), + SOC_DOUBLE_TLV("Lineout Volume", + MT6358_ZCD_CON1, 0, 7, 0x12, 1, + playback_tlv), + SOC_SINGLE_TLV("Handset Volume", + MT6358_ZCD_CON3, 0, 0x12, 1, + playback_tlv), + /* ul pga gain */ + SOC_DOUBLE_R_TLV("PGA Volume", + MT6358_AUDENC_ANA_CON0, MT6358_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, + MT6358_AUDDEC_ANA_CON7, + RG_AUDLOLMUXINPUTSEL_VAUDP15_SFT, + RG_AUDLOLMUXINPUTSEL_VAUDP15_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 */ +enum { + HP_MUX_OPEN = 0, + HP_MUX_HPSPK, + HP_MUX_HP, + HP_MUX_TEST_MODE, + HP_MUX_HP_IMPEDANCE, + HP_MUX_MASK = 0x7, +}; + +static const char * const hp_in_mux_map[] = { + "Open", + "LoudSPK Playback", + "Audio Playback", + "Test Mode", + "HP Impedance", + "undefined1", + "undefined2", + "undefined3", +}; + +static int hp_in_mux_map_value[] = { + HP_MUX_OPEN, + HP_MUX_HPSPK, + HP_MUX_HP, + HP_MUX_TEST_MODE, + HP_MUX_HP_IMPEDANCE, + HP_MUX_OPEN, + HP_MUX_OPEN, + HP_MUX_OPEN, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(hpl_in_mux_map_enum, + SND_SOC_NOPM, + 0, + HP_MUX_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, + SND_SOC_NOPM, + 0, + HP_MUX_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 */ +enum { + RCV_MUX_OPEN = 0, + RCV_MUX_MUTE, + RCV_MUX_VOICE_PLAYBACK, + RCV_MUX_TEST_MODE, + RCV_MUX_MASK = 0x3, +}; + +static const char * const rcv_in_mux_map[] = { + "Open", "Mute", "Voice Playback", "Test Mode" +}; + +static int rcv_in_mux_map_value[] = { + RCV_MUX_OPEN, + RCV_MUX_MUTE, + RCV_MUX_VOICE_PLAYBACK, + RCV_MUX_TEST_MODE, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(rcv_in_mux_map_enum, + SND_SOC_NOPM, + 0, + RCV_MUX_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, + MT6358_AFE_TOP_CON0, + DL_SINE_ON_SFT, + 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, + MT6358_AFE_TOP_CON0, + UL_SINE_ON_SFT, + 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); + +/* Mic Type MUX */ +enum { + MIC_TYPE_MUX_IDLE = 0, + MIC_TYPE_MUX_ACC, + MIC_TYPE_MUX_DMIC, + MIC_TYPE_MUX_DCC, + MIC_TYPE_MUX_DCC_ECM_DIFF, + MIC_TYPE_MUX_DCC_ECM_SINGLE, + MIC_TYPE_MUX_MASK = 0x7, +}; + +#define IS_DCC_BASE(type) ((type) == MIC_TYPE_MUX_DCC || \ + (type) == MIC_TYPE_MUX_DCC_ECM_DIFF || \ + (type) == MIC_TYPE_MUX_DCC_ECM_SINGLE) + +static const char * const mic_type_mux_map[] = { + "Idle", + "ACC", + "DMIC", + "DCC", + "DCC_ECM_DIFF", + "DCC_ECM_SINGLE", +}; + +static int mic_type_mux_map_value[] = { + MIC_TYPE_MUX_IDLE, + MIC_TYPE_MUX_ACC, + MIC_TYPE_MUX_DMIC, + MIC_TYPE_MUX_DCC, + MIC_TYPE_MUX_DCC_ECM_DIFF, + MIC_TYPE_MUX_DCC_ECM_SINGLE, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(mic_type_mux_map_enum, + SND_SOC_NOPM, + 0, + MIC_TYPE_MUX_MASK, + mic_type_mux_map, + mic_type_mux_map_value); + +static const struct snd_kcontrol_new mic_type_mux_control = + SOC_DAPM_ENUM("Mic Type Select", mic_type_mux_map_enum); + +/* ADC L MUX */ +enum { + ADC_MUX_IDLE = 0, + ADC_MUX_AIN0, + ADC_MUX_PREAMPLIFIER, + ADC_MUX_IDLE1, + ADC_MUX_MASK = 0x3, +}; + +static const char * const adc_left_mux_map[] = { + "Idle", "AIN0", "Left Preamplifier", "Idle_1" +}; + +static int adc_mux_map_value[] = { + ADC_MUX_IDLE, + ADC_MUX_AIN0, + ADC_MUX_PREAMPLIFIER, + ADC_MUX_IDLE1, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(adc_left_mux_map_enum, + SND_SOC_NOPM, + 0, + ADC_MUX_MASK, + adc_left_mux_map, + adc_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 SOC_VALUE_ENUM_SINGLE_DECL(adc_right_mux_map_enum, + SND_SOC_NOPM, + 0, + ADC_MUX_MASK, + adc_right_mux_map, + adc_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 */ +enum { + PGA_MUX_NONE = 0, + PGA_MUX_AIN0, + PGA_MUX_AIN1, + PGA_MUX_AIN2, + PGA_MUX_MASK = 0x3, +}; + +static const char * const pga_mux_map[] = { + "None", "AIN0", "AIN1", "AIN2" +}; + +static int pga_mux_map_value[] = { + PGA_MUX_NONE, + PGA_MUX_AIN0, + PGA_MUX_AIN1, + PGA_MUX_AIN2, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(pga_left_mux_map_enum, + SND_SOC_NOPM, + 0, + PGA_MUX_MASK, + pga_mux_map, + pga_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 SOC_VALUE_ENUM_SINGLE_DECL(pga_right_mux_map_enum, + SND_SOC_NOPM, + 0, + PGA_MUX_MASK, + pga_mux_map, + pga_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_clksq_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 mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + dev_dbg(priv->dev, "%s(), event = 0x%x\n", __func__, event); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* audio clk source from internal dcxo */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON6, + RG_CLKSQ_IN_SEL_TEST_MASK_SFT, + 0x0); + 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); + struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + dev_dbg(priv->dev, "%s(), event = 0x%x\n", __func__, event); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* sdm audio fifo clock power on */ + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0006); + /* scrambler clock on enable */ + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON0, 0xCBA1); + /* sdm power on */ + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0003); + /* sdm fifo enable */ + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x000B); + + regmap_update_bits(priv->regmap, MT6358_AFE_SGEN_CFG0, + 0xff3f, + 0x0000); + regmap_update_bits(priv->regmap, MT6358_AFE_SGEN_CFG1, + 0xffff, + 0x0001); + break; + case SND_SOC_DAPM_POST_PMD: + /* DL scrambler disabling sequence */ + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0000); + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON0, 0xcba0); + 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 mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + dev_info(priv->dev, "%s(), event 0x%x, rate %d\n", + __func__, event, priv->dl_rate); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + playback_gpio_set(priv); + + /* sdm audio fifo clock power on */ + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0006); + /* scrambler clock on enable */ + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON0, 0xCBA1); + /* sdm power on */ + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0003); + /* sdm fifo enable */ + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x000B); + break; + case SND_SOC_DAPM_POST_PMD: + /* DL scrambler disabling sequence */ + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0000); + regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON0, 0xcba0); + + playback_gpio_reset(priv); + break; + default: + break; + } + + return 0; +} + +static int mtk_hp_enable(struct mt6358_priv *priv) +{ + /* Pull-down HPL/R to AVSS28_AUD */ + hp_pull_down(priv, true); + /* release HP CMFB gate rstb */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, + 0x1 << 6, 0x1 << 6); + + /* Reduce ESD resistance of AU_REFN */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON2, 0x4000); + + /* save target gain to restore after hardware open complete */ + hp_store_gain(priv); + /* Set HPR/HPL gain as minimum (~ -40dB) */ + regmap_write(priv->regmap, MT6358_ZCD_CON2, DL_GAIN_N_40DB_REG); + + /* Turn on DA_600K_NCP_VA18 */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON1, 0x0001); + /* Set NCP clock as 604kHz // 26MHz/43 = 604KHz */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON2, 0x002c); + /* Toggle RG_DIVCKS_CHG */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON0, 0x0001); + /* Set NCP soft start mode as default mode: 100us */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON4, 0x0003); + /* Enable NCP */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, 0x0000); + usleep_range(250, 270); + + /* Enable cap-less LDOs (1.5V) */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, + 0x1055, 0x1055); + /* Enable NV regulator (-1.2V) */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON15, 0x0001); + usleep_range(100, 120); + + /* Disable AUD_ZCD */ + hp_zcd_disable(priv); + + /* Disable headphone short-circuit protection */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x3000); + + /* Enable IBIST */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); + + /* Set HP DR bias current optimization, 010: 6uA */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON11, 0x4900); + /* Set HP & ZCD bias current optimization */ + /* 01: ZCD: 4uA, HP/HS/LO: 5uA */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); + /* Set HPP/N STB enhance circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON2, 0x4033); + + /* Enable HP aux output stage */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x000c); + /* Enable HP aux feedback loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x003c); + /* Enable HP aux CMFB loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0c00); + /* Enable HP driver bias circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30c0); + /* Enable HP driver core circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30f0); + /* Short HP main output to HP aux output stage */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x00fc); + + /* Enable HP main CMFB loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0e00); + /* Disable HP aux CMFB loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0200); + + /* Select CMFB resistor bulk to AC mode */ + /* Selec HS/LO cap size (6.5pF default) */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON10, 0x0000); + + /* Enable HP main output stage */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x00ff); + /* Enable HPR/L main output stage step by step */ + hp_main_output_ramp(priv, true); + + /* Reduce HP aux feedback loop gain */ + hp_aux_feedback_loop_gain_ramp(priv, true); + /* Disable HP aux feedback loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fcf); + + /* apply volume setting */ + headset_volume_ramp(priv, + DL_GAIN_N_10DB, + priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL]); + + /* Disable HP aux output stage */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fc3); + /* Unshort HP main output to HP aux output stage */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3f03); + usleep_range(100, 120); + + /* Enable AUD_CLK */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 0x1, 0x1); + /* Enable Audio DAC */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30ff); + /* Enable low-noise mode of DAC */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0xf201); + usleep_range(100, 120); + + /* Switch HPL MUX to audio DAC */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x32ff); + /* Switch HPR MUX to audio DAC */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x3aff); + + /* Disable Pull-down HPL/R to AVSS28_AUD */ + hp_pull_down(priv, false); + + return 0; +} + +static int mtk_hp_disable(struct mt6358_priv *priv) +{ + /* Pull-down HPL/R to AVSS28_AUD */ + hp_pull_down(priv, true); + + /* HPR/HPL mux to open */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, + 0x0f00, 0x0000); + + /* Disable low-noise mode of DAC */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON9, + 0x0001, 0x0000); + + /* Disable Audio DAC */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, + 0x000f, 0x0000); + + /* Disable AUD_CLK */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 0x1, 0x0); + + /* Short HP main output to HP aux output stage */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fc3); + /* Enable HP aux output stage */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fcf); + + /* decrease HPL/R gain to normal gain step by step */ + headset_volume_ramp(priv, + priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL], + DL_GAIN_N_40DB); + + /* Enable HP aux feedback loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fff); + + /* Reduce HP aux feedback loop gain */ + hp_aux_feedback_loop_gain_ramp(priv, false); + + /* decrease HPR/L main output stage step by step */ + hp_main_output_ramp(priv, false); + + /* Disable HP main output stage */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3, 0x0); + + /* Enable HP aux CMFB loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0e00); + + /* Disable HP main CMFB loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0c00); + + /* Unshort HP main output to HP aux output stage */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, + 0x3 << 6, 0x0); + + /* Disable HP driver core circuits */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, + 0x3 << 4, 0x0); + + /* Disable HP driver bias circuits */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, + 0x3 << 6, 0x0); + + /* Disable HP aux CMFB loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0000); + + /* Disable HP aux feedback loop */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, + 0x3 << 4, 0x0); + + /* Disable HP aux output stage */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, + 0x3 << 2, 0x0); + + /* Disable IBIST */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON12, + 0x1 << 8, 0x1 << 8); + + /* Disable NV regulator (-1.2V) */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON15, 0x1, 0x0); + /* Disable cap-less LDOs (1.5V) */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, + 0x1055, 0x0); + /* Disable NCP */ + regmap_update_bits(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, + 0x1, 0x1); + + /* Increase ESD resistance of AU_REFN */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON2, + 0x1 << 14, 0x0); + + /* Set HP CMFB gate rstb */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, + 0x1 << 6, 0x0); + /* disable Pull-down HPL/R to AVSS28_AUD */ + hp_pull_down(priv, false); + + return 0; +} + +static int mtk_hp_spk_enable(struct mt6358_priv *priv) +{ + /* Pull-down HPL/R to AVSS28_AUD */ + hp_pull_down(priv, true); + /* release HP CMFB gate rstb */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, + 0x1 << 6, 0x1 << 6); + + /* Reduce ESD resistance of AU_REFN */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON2, 0x4000); + + /* save target gain to restore after hardware open complete */ + hp_store_gain(priv); + /* Set HPR/HPL gain to -10dB */ + regmap_write(priv->regmap, MT6358_ZCD_CON2, DL_GAIN_N_10DB_REG); + + /* Turn on DA_600K_NCP_VA18 */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON1, 0x0001); + /* Set NCP clock as 604kHz // 26MHz/43 = 604KHz */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON2, 0x002c); + /* Toggle RG_DIVCKS_CHG */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON0, 0x0001); + /* Set NCP soft start mode as default mode: 100us */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON4, 0x0003); + /* Enable NCP */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, 0x0000); + usleep_range(250, 270); + + /* Enable cap-less LDOs (1.5V) */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, + 0x1055, 0x1055); + /* Enable NV regulator (-1.2V) */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON15, 0x0001); + usleep_range(100, 120); + + /* Disable AUD_ZCD */ + hp_zcd_disable(priv); + + /* Disable headphone short-circuit protection */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x3000); + + /* Enable IBIST */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); + + /* Set HP DR bias current optimization, 010: 6uA */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON11, 0x4900); + /* Set HP & ZCD bias current optimization */ + /* 01: ZCD: 4uA, HP/HS/LO: 5uA */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); + /* Set HPP/N STB enhance circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON2, 0x4033); + + /* Disable Pull-down HPL/R to AVSS28_AUD */ + hp_pull_down(priv, false); + + /* Enable HP driver bias circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30c0); + /* Enable HP driver core circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30f0); + /* Enable HP main CMFB loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0200); + + /* Select CMFB resistor bulk to AC mode */ + /* Selec HS/LO cap size (6.5pF default) */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON10, 0x0000); + + /* Enable HP main output stage */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x0003); + /* Enable HPR/L main output stage step by step */ + hp_main_output_ramp(priv, true); + + /* Set LO gain as minimum (~ -40dB) */ + lo_store_gain(priv); + regmap_write(priv->regmap, MT6358_ZCD_CON1, DL_GAIN_N_40DB_REG); + /* apply volume setting */ + headset_volume_ramp(priv, + DL_GAIN_N_10DB, + priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL]); + + /* Set LO STB enhance circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON7, 0x0110); + /* Enable LO driver bias circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON7, 0x0112); + /* Enable LO driver core circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON7, 0x0113); + + /* Set LOL gain to normal gain step by step */ + regmap_update_bits(priv->regmap, MT6358_ZCD_CON1, + RG_AUDLOLGAIN_MASK_SFT, + priv->ana_gain[AUDIO_ANALOG_VOLUME_LINEOUTL] << + RG_AUDLOLGAIN_SFT); + regmap_update_bits(priv->regmap, MT6358_ZCD_CON1, + RG_AUDLORGAIN_MASK_SFT, + priv->ana_gain[AUDIO_ANALOG_VOLUME_LINEOUTR] << + RG_AUDLORGAIN_SFT); + + /* Enable AUD_CLK */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 0x1, 0x1); + /* Enable Audio DAC */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30f9); + /* Enable low-noise mode of DAC */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0201); + /* Switch LOL MUX to audio DAC */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON7, 0x011b); + /* Switch HPL/R MUX to Line-out */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x35f9); + + return 0; +} + +static int mtk_hp_spk_disable(struct mt6358_priv *priv) +{ + /* HPR/HPL mux to open */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, + 0x0f00, 0x0000); + /* LOL mux to open */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON7, + 0x3 << 2, 0x0000); + + /* Disable Audio DAC */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, + 0x000f, 0x0000); + + /* Disable AUD_CLK */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 0x1, 0x0); + + /* decrease HPL/R gain to normal gain step by step */ + headset_volume_ramp(priv, + priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL], + DL_GAIN_N_40DB); + + /* decrease LOL gain to minimum gain step by step */ + regmap_update_bits(priv->regmap, MT6358_ZCD_CON1, + DL_GAIN_REG_MASK, DL_GAIN_N_40DB_REG); + + /* decrease HPR/L main output stage step by step */ + hp_main_output_ramp(priv, false); + + /* Disable HP main output stage */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3, 0x0); + + /* Short HP main output to HP aux output stage */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fc3); + /* Enable HP aux output stage */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fcf); + + /* Enable HP aux feedback loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fff); + + /* Reduce HP aux feedback loop gain */ + hp_aux_feedback_loop_gain_ramp(priv, false); + + /* Disable HP driver core circuits */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, + 0x3 << 4, 0x0); + /* Disable LO driver core circuits */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON7, + 0x1, 0x0); + + /* Disable HP driver bias circuits */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, + 0x3 << 6, 0x0); + /* Disable LO driver bias circuits */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON7, + 0x1 << 1, 0x0); + + /* Disable HP aux CMFB loop */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON9, + 0xff << 8, 0x0000); + + /* Disable IBIST */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON12, + 0x1 << 8, 0x1 << 8); + /* Disable NV regulator (-1.2V) */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON15, 0x1, 0x0); + /* Disable cap-less LDOs (1.5V) */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, 0x1055, 0x0); + /* Disable NCP */ + regmap_update_bits(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, 0x1, 0x1); + + /* Set HP CMFB gate rstb */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, + 0x1 << 6, 0x0); + /* disable Pull-down HPL/R to AVSS28_AUD */ + hp_pull_down(priv, false); + + 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 mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); + int device = DEVICE_HP; + + dev_info(priv->dev, "%s(), event 0x%x, dev_counter[DEV_HP] %d, mux %u\n", + __func__, + event, + priv->dev_counter[device], + mux); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + priv->dev_counter[device]++; + if (priv->dev_counter[device] > 1) + break; /* already enabled, do nothing */ + else if (priv->dev_counter[device] <= 0) + dev_warn(priv->dev, "%s(), dev_counter[DEV_HP] %d <= 0\n", + __func__, + priv->dev_counter[device]); + + priv->mux_select[MUX_HP_L] = mux; + + if (mux == HP_MUX_HP) + mtk_hp_enable(priv); + else if (mux == HP_MUX_HPSPK) + mtk_hp_spk_enable(priv); + break; + case SND_SOC_DAPM_PRE_PMD: + priv->dev_counter[device]--; + if (priv->dev_counter[device] > 0) { + break; /* still being used, don't close */ + } else if (priv->dev_counter[device] < 0) { + dev_warn(priv->dev, "%s(), dev_counter[DEV_HP] %d < 0\n", + __func__, + priv->dev_counter[device]); + priv->dev_counter[device] = 0; + break; + } + + if (priv->mux_select[MUX_HP_L] == HP_MUX_HP) + mtk_hp_disable(priv); + else if (priv->mux_select[MUX_HP_L] == HP_MUX_HPSPK) + mtk_hp_spk_disable(priv); + + priv->mux_select[MUX_HP_L] = mux; + break; + default: + break; + } + + return 0; +} + +static int mt_rcv_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 mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + dev_info(priv->dev, "%s(), event 0x%x, mux %u\n", + __func__, + event, + dapm_kcontrol_get_value(w->kcontrols[0])); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* Reduce ESD resistance of AU_REFN */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON2, 0x4000); + + /* Turn on DA_600K_NCP_VA18 */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON1, 0x0001); + /* Set NCP clock as 604kHz // 26MHz/43 = 604KHz */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON2, 0x002c); + /* Toggle RG_DIVCKS_CHG */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON0, 0x0001); + /* Set NCP soft start mode as default mode: 100us */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON4, 0x0003); + /* Enable NCP */ + regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, 0x0000); + usleep_range(250, 270); + + /* Enable cap-less LDOs (1.5V) */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, + 0x1055, 0x1055); + /* Enable NV regulator (-1.2V) */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON15, 0x0001); + usleep_range(100, 120); + + /* Disable AUD_ZCD */ + hp_zcd_disable(priv); + + /* Disable handset short-circuit protection */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON6, 0x0010); + + /* Enable IBIST */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); + /* Set HP DR bias current optimization, 010: 6uA */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON11, 0x4900); + /* Set HP & ZCD bias current optimization */ + /* 01: ZCD: 4uA, HP/HS/LO: 5uA */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); + /* Set HS STB enhance circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON6, 0x0090); + + /* Disable HP main CMFB loop */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0000); + /* Select CMFB resistor bulk to AC mode */ + /* Selec HS/LO cap size (6.5pF default) */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON10, 0x0000); + + /* Enable HS driver bias circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON6, 0x0092); + /* Enable HS driver core circuits */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON6, 0x0093); + + /* Enable AUD_CLK */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, + 0x1, 0x1); + + /* Enable Audio DAC */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x0009); + /* Enable low-noise mode of DAC */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0001); + /* Switch HS MUX to audio DAC */ + regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON6, 0x009b); + break; + case SND_SOC_DAPM_PRE_PMD: + /* HS mux to open */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON6, + RG_AUDHSMUXINPUTSEL_VAUDP15_MASK_SFT, + RCV_MUX_OPEN); + + /* Disable Audio DAC */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, + 0x000f, 0x0000); + + /* Disable AUD_CLK */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, + 0x1, 0x0); + + /* decrease HS gain to minimum gain step by step */ + regmap_write(priv->regmap, MT6358_ZCD_CON3, DL_GAIN_N_40DB); + + /* Disable HS driver core circuits */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON6, + 0x1, 0x0); + + /* Disable HS driver bias circuits */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON6, + 0x1 << 1, 0x0000); + + /* Disable HP aux CMFB loop */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON9, + 0xff << 8, 0x0); + + /* Enable HP main CMFB Switch */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON9, + 0xff << 8, 0x2 << 8); + + /* Disable IBIST */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON12, + 0x1 << 8, 0x1 << 8); + + /* Disable NV regulator (-1.2V) */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON15, + 0x1, 0x0); + /* Disable cap-less LDOs (1.5V) */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, + 0x1055, 0x0); + /* Disable NCP */ + regmap_update_bits(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, + 0x1, 0x1); + 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 mt6358_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: + capture_gpio_set(priv); + break; + case SND_SOC_DAPM_POST_PMD: + capture_gpio_reset(priv); + break; + default: + break; + } + + return 0; +} + +static int mt_adc_supply_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 mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + + dev_dbg(priv->dev, "%s(), event 0x%x\n", + __func__, event); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + /* Enable audio ADC CLKGEN */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, + 0x1 << 5, 0x1 << 5); + /* ADC CLK from CLKGEN (13MHz) */ + regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON3, + 0x0000); + /* Enable LCLDO_ENC 1P8V */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, + 0x2500, 0x0100); + /* LCLDO_ENC remote sense */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, + 0x2500, 0x2500); + break; + case SND_SOC_DAPM_POST_PMD: + /* LCLDO_ENC remote sense off */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, + 0x2500, 0x0100); + /* disable LCLDO_ENC 1P8V */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, + 0x2500, 0x0000); + + /* ADC CLK from CLKGEN (13MHz) */ + regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON3, 0x0000); + /* disable audio ADC CLKGEN */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, + 0x1 << 5, 0x0 << 5); + break; + default: + break; + } + + return 0; +} + +static int mt6358_amic_enable(struct mt6358_priv *priv) +{ + unsigned int mic_type = priv->mux_select[MUX_MIC_TYPE]; + unsigned int mux_pga_l = priv->mux_select[MUX_PGA_L]; + unsigned int mux_pga_r = priv->mux_select[MUX_PGA_R]; + + dev_info(priv->dev, "%s(), mux, mic %u, pga l %u, pga r %u\n", + __func__, mic_type, mux_pga_l, mux_pga_r); + + if (IS_DCC_BASE(mic_type)) { + /* DCC 50k CLK (from 26M) */ + regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2062); + regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2062); + regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2060); + regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2061); + regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG1, 0x0100); + } + + /* mic bias 0 */ + if (mux_pga_l == PGA_MUX_AIN0 || mux_pga_l == PGA_MUX_AIN2 || + mux_pga_r == PGA_MUX_AIN0 || mux_pga_r == PGA_MUX_AIN2) { + switch (mic_type) { + case MIC_TYPE_MUX_DCC_ECM_DIFF: + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON9, + 0xff00, 0x7700); + break; + case MIC_TYPE_MUX_DCC_ECM_SINGLE: + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON9, + 0xff00, 0x1100); + break; + default: + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON9, + 0xff00, 0x0000); + break; + } + /* Enable MICBIAS0, MISBIAS0 = 1P9V */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON9, + 0xff, 0x21); + } + + /* mic bias 1 */ + if (mux_pga_l == PGA_MUX_AIN1 || mux_pga_r == PGA_MUX_AIN1) { + /* Enable MICBIAS1, MISBIAS1 = 2P6V */ + if (mic_type == MIC_TYPE_MUX_DCC_ECM_SINGLE) + regmap_write(priv->regmap, + MT6358_AUDENC_ANA_CON10, 0x0161); + else + regmap_write(priv->regmap, + MT6358_AUDENC_ANA_CON10, 0x0061); + } + + if (IS_DCC_BASE(mic_type)) { + /* Audio L/R preamplifier DCC precharge */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + 0xf8ff, 0x0004); + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + 0xf8ff, 0x0004); + } else { + /* reset reg */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + 0xf8ff, 0x0000); + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + 0xf8ff, 0x0000); + } + + if (mux_pga_l != PGA_MUX_NONE) { + /* L preamplifier input sel */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + RG_AUDPREAMPLINPUTSEL_MASK_SFT, + mux_pga_l << RG_AUDPREAMPLINPUTSEL_SFT); + + /* L preamplifier enable */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + RG_AUDPREAMPLON_MASK_SFT, + 0x1 << RG_AUDPREAMPLON_SFT); + + if (IS_DCC_BASE(mic_type)) { + /* L preamplifier DCCEN */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + RG_AUDPREAMPLDCCEN_MASK_SFT, + 0x1 << RG_AUDPREAMPLDCCEN_SFT); + } + + /* L ADC input sel : L PGA. Enable audio L ADC */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + RG_AUDADCLINPUTSEL_MASK_SFT, + ADC_MUX_PREAMPLIFIER << + RG_AUDADCLINPUTSEL_SFT); + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + RG_AUDADCLPWRUP_MASK_SFT, + 0x1 << RG_AUDADCLPWRUP_SFT); + } + + if (mux_pga_r != PGA_MUX_NONE) { + /* R preamplifier input sel */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + RG_AUDPREAMPRINPUTSEL_MASK_SFT, + mux_pga_r << RG_AUDPREAMPRINPUTSEL_SFT); + + /* R preamplifier enable */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + RG_AUDPREAMPRON_MASK_SFT, + 0x1 << RG_AUDPREAMPRON_SFT); + + if (IS_DCC_BASE(mic_type)) { + /* R preamplifier DCCEN */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + RG_AUDPREAMPRDCCEN_MASK_SFT, + 0x1 << RG_AUDPREAMPRDCCEN_SFT); + } + + /* R ADC input sel : R PGA. Enable audio R ADC */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + RG_AUDADCRINPUTSEL_MASK_SFT, + ADC_MUX_PREAMPLIFIER << + RG_AUDADCRINPUTSEL_SFT); + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + RG_AUDADCRPWRUP_MASK_SFT, + 0x1 << RG_AUDADCRPWRUP_SFT); + } + + if (IS_DCC_BASE(mic_type)) { + usleep_range(100, 150); + /* Audio L preamplifier DCC precharge off */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + RG_AUDPREAMPLDCPRECHARGE_MASK_SFT, 0x0); + /* Audio R preamplifier DCC precharge off */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + RG_AUDPREAMPRDCPRECHARGE_MASK_SFT, 0x0); + + /* Short body to ground in PGA */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON3, + 0x1 << 12, 0x0); + } + + /* here to set digital part */ + mt6358_mtkaif_tx_enable(priv); + + /* UL dmic setting off */ + regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_H, 0x0000); + + /* UL turn on */ + regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_L, 0x0001); + + return 0; +} + +static void mt6358_amic_disable(struct mt6358_priv *priv) +{ + unsigned int mic_type = priv->mux_select[MUX_MIC_TYPE]; + unsigned int mux_pga_l = priv->mux_select[MUX_PGA_L]; + unsigned int mux_pga_r = priv->mux_select[MUX_PGA_R]; + + dev_info(priv->dev, "%s(), mux, mic %u, pga l %u, pga r %u\n", + __func__, mic_type, mux_pga_l, mux_pga_r); + + /* UL turn off */ + regmap_update_bits(priv->regmap, MT6358_AFE_UL_SRC_CON0_L, + 0x0001, 0x0000); + + /* disable aud_pad TX fifos */ + mt6358_mtkaif_tx_disable(priv); + + /* L ADC input sel : off, disable L ADC */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + 0xf000, 0x0000); + /* L preamplifier DCCEN */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + 0x1 << 1, 0x0); + /* L preamplifier input sel : off, L PGA 0 dB gain */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + 0xfffb, 0x0000); + + /* disable L preamplifier DCC precharge */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, + 0x1 << 2, 0x0); + + /* R ADC input sel : off, disable R ADC */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + 0xf000, 0x0000); + /* R preamplifier DCCEN */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + 0x1 << 1, 0x0); + /* R preamplifier input sel : off, R PGA 0 dB gain */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + 0x0ffb, 0x0000); + + /* disable R preamplifier DCC precharge */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, + 0x1 << 2, 0x0); + + /* mic bias */ + /* Disable MICBIAS0, MISBIAS0 = 1P7V */ + regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON9, 0x0000); + + /* Disable MICBIAS1 */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON10, + 0x0001, 0x0000); + + if (IS_DCC_BASE(mic_type)) { + /* dcclk_gen_on=1'b0 */ + regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2060); + /* dcclk_pdn=1'b1 */ + regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2062); + /* dcclk_ref_ck_sel=2'b00 */ + regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2062); + /* dcclk_div=11'b00100000011 */ + regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2062); + } +} + +static int mt6358_dmic_enable(struct mt6358_priv *priv) +{ + dev_info(priv->dev, "%s()\n", __func__); + + /* mic bias */ + /* Enable MICBIAS0, MISBIAS0 = 1P9V */ + regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON9, 0x0021); + + /* RG_BANDGAPGEN=1'b0 */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON10, + 0x1 << 12, 0x0); + + /* DMIC enable */ + regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON8, 0x0005); + + /* here to set digital part */ + mt6358_mtkaif_tx_enable(priv); + + /* UL dmic setting */ + regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_H, 0x0080); + + /* UL turn on */ + regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_L, 0x0003); + return 0; +} + +static void mt6358_dmic_disable(struct mt6358_priv *priv) +{ + dev_info(priv->dev, "%s()\n", __func__); + + /* UL turn off */ + regmap_update_bits(priv->regmap, MT6358_AFE_UL_SRC_CON0_L, + 0x0003, 0x0000); + + /* disable aud_pad TX fifos */ + mt6358_mtkaif_tx_disable(priv); + + /* DMIC disable */ + regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON8, 0x0000); + + /* mic bias */ + /* MISBIAS0 = 1P7V */ + regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON9, 0x0001); + + /* RG_BANDGAPGEN=1'b0 */ + regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON10, + 0x1 << 12, 0x0); + + /* MICBIA0 disable */ + regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON9, 0x0000); +} + +static int mt_mic_type_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 mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); + + dev_dbg(priv->dev, "%s(), event 0x%x, mux %u\n", + __func__, event, mux); + + switch (event) { + case SND_SOC_DAPM_WILL_PMU: + priv->mux_select[MUX_MIC_TYPE] = mux; + break; + case SND_SOC_DAPM_PRE_PMU: + switch (mux) { + case MIC_TYPE_MUX_DMIC: + mt6358_dmic_enable(priv); + break; + default: + mt6358_amic_enable(priv); + break; + } + + break; + case SND_SOC_DAPM_POST_PMD: + switch (priv->mux_select[MUX_MIC_TYPE]) { + case MIC_TYPE_MUX_DMIC: + mt6358_dmic_disable(priv); + break; + default: + mt6358_amic_disable(priv); + break; + } + + priv->mux_select[MUX_MIC_TYPE] = mux; + break; + default: + break; + } + + return 0; +} + +static int mt_adc_l_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 mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); + + dev_dbg(priv->dev, "%s(), event = 0x%x, mux %u\n", + __func__, event, mux); + + priv->mux_select[MUX_ADC_L] = mux; + + return 0; +} + +static int mt_adc_r_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 mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); + + dev_dbg(priv->dev, "%s(), event = 0x%x, mux %u\n", + __func__, event, mux); + + priv->mux_select[MUX_ADC_R] = mux; + + 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); + struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); + + dev_dbg(priv->dev, "%s(), event = 0x%x, mux %u\n", + __func__, event, mux); + + priv->mux_select[MUX_PGA_L] = mux; + + 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); + struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); + + dev_dbg(priv->dev, "%s(), event = 0x%x, mux %u\n", + __func__, event, mux); + + priv->mux_select[MUX_PGA_R] = mux; + + return 0; +} + +static int mt_delay_250_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, + int event) +{ + switch (event) { + case SND_SOC_DAPM_POST_PMU: + usleep_range(250, 270); + break; + case SND_SOC_DAPM_PRE_PMD: + usleep_range(250, 270); + break; + default: + break; + } + + return 0; +} + +/* DAPM Widgets */ +static const struct snd_soc_dapm_widget mt6358_dapm_widgets[] = { + /* Global Supply*/ + SND_SOC_DAPM_SUPPLY_S("CLK_BUF", SUPPLY_SEQ_CLK_BUF, + MT6358_DCXO_CW14, + RG_XO_AUDIO_EN_M_SFT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("AUDGLB", SUPPLY_SEQ_AUD_GLB, + MT6358_AUDDEC_ANA_CON13, + RG_AUDGLB_PWRDN_VA28_SFT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("CLKSQ Audio", SUPPLY_SEQ_CLKSQ, + MT6358_AUDENC_ANA_CON6, + RG_CLKSQ_EN_SFT, 0, + mt_clksq_event, + SND_SOC_DAPM_PRE_PMU), + SND_SOC_DAPM_SUPPLY_S("AUDNCP_CK", SUPPLY_SEQ_TOP_CK, + MT6358_AUD_TOP_CKPDN_CON0, + RG_AUDNCP_CK_PDN_SFT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("ZCD13M_CK", SUPPLY_SEQ_TOP_CK, + MT6358_AUD_TOP_CKPDN_CON0, + RG_ZCD13M_CK_PDN_SFT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("AUD_CK", SUPPLY_SEQ_TOP_CK_LAST, + MT6358_AUD_TOP_CKPDN_CON0, + RG_AUD_CK_PDN_SFT, 1, + mt_delay_250_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), + SND_SOC_DAPM_SUPPLY_S("AUDIF_CK", SUPPLY_SEQ_TOP_CK, + MT6358_AUD_TOP_CKPDN_CON0, + RG_AUDIF_CK_PDN_SFT, 1, NULL, 0), + + /* Digital Clock */ + SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_AFE_CTL", SUPPLY_SEQ_AUD_TOP_LAST, + MT6358_AUDIO_TOP_CON0, + PDN_AFE_CTL_SFT, 1, + mt_delay_250_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), + SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_DAC_CTL", SUPPLY_SEQ_AUD_TOP, + MT6358_AUDIO_TOP_CON0, + PDN_DAC_CTL_SFT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_ADC_CTL", SUPPLY_SEQ_AUD_TOP, + MT6358_AUDIO_TOP_CON0, + PDN_ADC_CTL_SFT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_I2S_DL", SUPPLY_SEQ_AUD_TOP, + MT6358_AUDIO_TOP_CON0, + PDN_I2S_DL_CTL_SFT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_PWR_CLK", SUPPLY_SEQ_AUD_TOP, + MT6358_AUDIO_TOP_CON0, + PWR_CLK_DIS_CTL_SFT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_PDN_AFE_TESTMODEL", SUPPLY_SEQ_AUD_TOP, + MT6358_AUDIO_TOP_CON0, + PDN_AFE_TESTMODEL_CTL_SFT, 1, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_PDN_RESERVED", SUPPLY_SEQ_AUD_TOP, + MT6358_AUDIO_TOP_CON0, + PDN_RESERVED_SFT, 1, NULL, 0), + + SND_SOC_DAPM_SUPPLY("DL Digital Clock", SND_SOC_NOPM, + 0, 0, NULL, 0), + + /* AFE ON */ + SND_SOC_DAPM_SUPPLY_S("AFE_ON", SUPPLY_SEQ_AFE, + MT6358_AFE_UL_DL_CON0, AFE_ON_SFT, 0, + NULL, 0), + + /* AIF Rx*/ + SND_SOC_DAPM_AIF_IN_E("AIF_RX", "AIF1 Playback", 0, + MT6358_AFE_DL_SRC2_CON0_L, + DL_2_SRC_ON_TMP_CTL_PRE_SFT, 0, + mt_aif_in_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + /* DL Supply */ + SND_SOC_DAPM_SUPPLY("DL Power Supply", SND_SOC_NOPM, + 0, 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, SND_SOC_NOPM, 0, 0), + + SND_SOC_DAPM_DAC("DACR", NULL, SND_SOC_NOPM, 0, 0), + + /* LOL */ + SND_SOC_DAPM_MUX("LOL Mux", SND_SOC_NOPM, 0, 0, &lo_in_mux_control), + + SND_SOC_DAPM_SUPPLY("LO Stability Enh", MT6358_AUDDEC_ANA_CON7, + RG_LOOUTPUTSTBENH_VAUDP15_SFT, 0, NULL, 0), + + SND_SOC_DAPM_OUT_DRV("LOL Buffer", MT6358_AUDDEC_ANA_CON7, + RG_AUDLOLPWRUP_VAUDP15_SFT, 0, NULL, 0), + + /* Headphone */ + SND_SOC_DAPM_MUX_E("HPL Mux", SND_SOC_NOPM, 0, 0, + &hpl_in_mux_control, + mt_hp_event, + SND_SOC_DAPM_PRE_PMU | + SND_SOC_DAPM_PRE_PMD), + + SND_SOC_DAPM_MUX_E("HPR Mux", SND_SOC_NOPM, 0, 0, + &hpr_in_mux_control, + mt_hp_event, + SND_SOC_DAPM_PRE_PMU | + SND_SOC_DAPM_PRE_PMD), + + /* Receiver */ + SND_SOC_DAPM_MUX_E("RCV Mux", SND_SOC_NOPM, 0, 0, + &rcv_in_mux_control, + mt_rcv_event, + SND_SOC_DAPM_PRE_PMU | + SND_SOC_DAPM_PRE_PMD), + + /* Outputs */ + SND_SOC_DAPM_OUTPUT("Receiver"), + SND_SOC_DAPM_OUTPUT("Headphone L"), + SND_SOC_DAPM_OUTPUT("Headphone R"), + SND_SOC_DAPM_OUTPUT("Headphone L Ext Spk Amp"), + SND_SOC_DAPM_OUTPUT("Headphone R Ext Spk Amp"), + SND_SOC_DAPM_OUTPUT("LINEOUT L"), + SND_SOC_DAPM_OUTPUT("LINEOUT L HSSPK"), + + /* SGEN */ + SND_SOC_DAPM_SUPPLY("SGEN DL Enable", MT6358_AFE_SGEN_CFG0, + SGEN_DAC_EN_CTL_SFT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("SGEN MUTE", MT6358_AFE_SGEN_CFG0, + SGEN_MUTE_SW_CTL_SFT, 1, + mt_sgen_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_SUPPLY("SGEN DL SRC", MT6358_AFE_DL_SRC2_CON0_L, + DL_2_SRC_ON_TMP_CTL_PRE_SFT, 0, NULL, 0), + + SND_SOC_DAPM_INPUT("SGEN DL"), + + /* Uplinks */ + SND_SOC_DAPM_AIF_OUT_E("AIF1TX", "AIF1 Capture", 0, + SND_SOC_NOPM, 0, 0, + mt_aif_out_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_SUPPLY_S("ADC Supply", SUPPLY_SEQ_ADC_SUPPLY, + SND_SOC_NOPM, 0, 0, + mt_adc_supply_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + /* Uplinks MUX */ + SND_SOC_DAPM_MUX("AIF Out Mux", SND_SOC_NOPM, 0, 0, + &aif_out_mux_control), + + SND_SOC_DAPM_MUX_E("Mic Type Mux", SND_SOC_NOPM, 0, 0, + &mic_type_mux_control, + mt_mic_type_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD | + SND_SOC_DAPM_WILL_PMU), + + SND_SOC_DAPM_MUX_E("ADC L Mux", SND_SOC_NOPM, 0, 0, + &adc_left_mux_control, + mt_adc_l_event, + SND_SOC_DAPM_WILL_PMU), + SND_SOC_DAPM_MUX_E("ADC R Mux", SND_SOC_NOPM, 0, 0, + &adc_right_mux_control, + mt_adc_r_event, + SND_SOC_DAPM_WILL_PMU), + + SND_SOC_DAPM_ADC("ADC L", NULL, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_ADC("ADC R", NULL, SND_SOC_NOPM, 0, 0), + + SND_SOC_DAPM_MUX_E("PGA L Mux", SND_SOC_NOPM, 0, 0, + &pga_left_mux_control, + mt_pga_left_event, + SND_SOC_DAPM_WILL_PMU), + SND_SOC_DAPM_MUX_E("PGA R Mux", SND_SOC_NOPM, 0, 0, + &pga_right_mux_control, + mt_pga_right_event, + SND_SOC_DAPM_WILL_PMU), + + SND_SOC_DAPM_PGA("PGA L", SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_PGA("PGA R", SND_SOC_NOPM, 0, 0, NULL, 0), + + /* UL input */ + SND_SOC_DAPM_INPUT("AIN0"), + SND_SOC_DAPM_INPUT("AIN1"), + SND_SOC_DAPM_INPUT("AIN2"), +}; + +static const struct snd_soc_dapm_route mt6358_dapm_routes[] = { + /* Capture */ + {"AIF1TX", NULL, "AIF Out Mux"}, + {"AIF1TX", NULL, "CLK_BUF"}, + {"AIF1TX", NULL, "AUDGLB"}, + {"AIF1TX", NULL, "CLKSQ Audio"}, + + {"AIF1TX", NULL, "AUD_CK"}, + {"AIF1TX", NULL, "AUDIF_CK"}, + + {"AIF1TX", NULL, "AUDIO_TOP_AFE_CTL"}, + {"AIF1TX", NULL, "AUDIO_TOP_ADC_CTL"}, + {"AIF1TX", NULL, "AUDIO_TOP_PWR_CLK"}, + {"AIF1TX", NULL, "AUDIO_TOP_PDN_RESERVED"}, + {"AIF1TX", NULL, "AUDIO_TOP_I2S_DL"}, + + {"AIF1TX", NULL, "AFE_ON"}, + + {"AIF Out Mux", NULL, "Mic Type Mux"}, + + {"Mic Type Mux", "ACC", "ADC L"}, + {"Mic Type Mux", "ACC", "ADC R"}, + {"Mic Type Mux", "DCC", "ADC L"}, + {"Mic Type Mux", "DCC", "ADC R"}, + {"Mic Type Mux", "DCC_ECM_DIFF", "ADC L"}, + {"Mic Type Mux", "DCC_ECM_DIFF", "ADC R"}, + {"Mic Type Mux", "DCC_ECM_SINGLE", "ADC L"}, + {"Mic Type Mux", "DCC_ECM_SINGLE", "ADC R"}, + {"Mic Type Mux", "DMIC", "AIN0"}, + {"Mic Type Mux", "DMIC", "AIN2"}, + + {"ADC L", NULL, "ADC L Mux"}, + {"ADC L", NULL, "ADC Supply"}, + {"ADC R", NULL, "ADC R Mux"}, + {"ADC R", NULL, "ADC Supply"}, + + {"ADC L Mux", "Left Preamplifier", "PGA L"}, + + {"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", "AIN1", "AIN1"}, + {"PGA R Mux", "AIN2", "AIN2"}, + + /* DL Supply */ + {"DL Power Supply", NULL, "CLK_BUF"}, + {"DL Power Supply", NULL, "AUDGLB"}, + {"DL Power Supply", NULL, "CLKSQ Audio"}, + + {"DL Power Supply", NULL, "AUDNCP_CK"}, + {"DL Power Supply", NULL, "ZCD13M_CK"}, + {"DL Power Supply", NULL, "AUD_CK"}, + {"DL Power Supply", NULL, "AUDIF_CK"}, + + /* 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, "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"}, + {"SGEN DL", NULL, "AUDIO_TOP_PDN_AFE_TESTMODEL"}, + + {"DACL", NULL, "DAC In Mux"}, + {"DACL", NULL, "DL Power Supply"}, + + {"DACR", NULL, "DAC In Mux"}, + {"DACR", NULL, "DL Power Supply"}, + + /* Lineout Path */ + {"LOL Mux", "Playback", "DACL"}, + + {"LOL Buffer", NULL, "LOL Mux"}, + {"LOL Buffer", NULL, "LO Stability Enh"}, + + {"LINEOUT L", NULL, "LOL Buffer"}, + + /* Headphone Path */ + {"HPL Mux", "Audio Playback", "DACL"}, + {"HPR Mux", "Audio Playback", "DACR"}, + {"HPL Mux", "HP Impedance", "DACL"}, + {"HPR Mux", "HP Impedance", "DACR"}, + {"HPL Mux", "LoudSPK Playback", "DACL"}, + {"HPR Mux", "LoudSPK Playback", "DACR"}, + + {"Headphone L", NULL, "HPL Mux"}, + {"Headphone R", NULL, "HPR Mux"}, + {"Headphone L Ext Spk Amp", NULL, "HPL Mux"}, + {"Headphone R Ext Spk Amp", NULL, "HPR Mux"}, + {"LINEOUT L HSSPK", NULL, "HPL Mux"}, + + /* Receiver Path */ + {"RCV Mux", "Voice Playback", "DACL"}, + {"Receiver", NULL, "RCV Mux"}, +}; + +static int mt6358_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 mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + unsigned int rate = params_rate(params); + + dev_info(priv->dev, "%s(), substream->stream %d, rate %d, number %d\n", + __func__, + substream->stream, + rate, + substream->number); + + 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 mt6358_codec_dai_ops = { + .hw_params = mt6358_codec_dai_hw_params, +}; + +#define MT6358_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE |\ + SNDRV_PCM_FMTBIT_U16_LE | SNDRV_PCM_FMTBIT_U16_BE |\ + SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S24_BE |\ + SNDRV_PCM_FMTBIT_U24_LE | SNDRV_PCM_FMTBIT_U24_BE |\ + SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S32_BE |\ + SNDRV_PCM_FMTBIT_U32_LE | SNDRV_PCM_FMTBIT_U32_BE) + +static struct snd_soc_dai_driver mt6358_dai_driver[] = { + { + .name = "mt6358-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 = MT6358_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, + .formats = MT6358_FORMATS, + }, + .ops = &mt6358_codec_dai_ops, + }, +}; + +static int mt6358_codec_init_reg(struct mt6358_priv *priv) +{ + int ret = 0; + + /* Disable HeadphoneL/HeadphoneR short circuit protection */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, + RG_AUDHPLSCDISABLE_VAUDP15_MASK_SFT, + 0x1 << RG_AUDHPLSCDISABLE_VAUDP15_SFT); + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, + RG_AUDHPRSCDISABLE_VAUDP15_MASK_SFT, + 0x1 << RG_AUDHPRSCDISABLE_VAUDP15_SFT); + /* Disable voice short circuit protection */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON6, + RG_AUDHSSCDISABLE_VAUDP15_MASK_SFT, + 0x1 << RG_AUDHSSCDISABLE_VAUDP15_SFT); + /* disable LO buffer left short circuit protection */ + regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON7, + RG_AUDLOLSCDISABLE_VAUDP15_MASK_SFT, + 0x1 << RG_AUDLOLSCDISABLE_VAUDP15_SFT); + + /* accdet s/w enable */ + regmap_update_bits(priv->regmap, MT6358_ACCDET_CON13, + 0xFFFF, 0x700E); + + /* gpio miso driving set to 4mA */ + regmap_write(priv->regmap, MT6358_DRV_CON3, 0x8888); + + /* set gpio */ + playback_gpio_reset(priv); + capture_gpio_reset(priv); + + return ret; +} + +static int mt6358_codec_probe(struct snd_soc_component *cmpnt) +{ + struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); + int ret; + + snd_soc_component_init_regmap(cmpnt, priv->regmap); + + mt6358_codec_init_reg(priv); + + priv->avdd_reg = devm_regulator_get(priv->dev, "Avdd"); + if (IS_ERR(priv->avdd_reg)) { + dev_err(priv->dev, "%s() have no Avdd supply", __func__); + return PTR_ERR(priv->avdd_reg); + } + + ret = regulator_enable(priv->avdd_reg); + if (ret) + return ret; + + return 0; +} + +static const struct snd_soc_component_driver mt6358_soc_component_driver = { + .probe = mt6358_codec_probe, + .controls = mt6358_snd_controls, + .num_controls = ARRAY_SIZE(mt6358_snd_controls), + .dapm_widgets = mt6358_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(mt6358_dapm_widgets), + .dapm_routes = mt6358_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(mt6358_dapm_routes), +}; + +static int mt6358_platform_driver_probe(struct platform_device *pdev) +{ + struct mt6358_priv *priv; + struct mt6397_chip *mt6397 = dev_get_drvdata(pdev->dev.parent); + + priv = devm_kzalloc(&pdev->dev, + sizeof(struct mt6358_priv), + GFP_KERNEL); + if (!priv) + return -ENOMEM; + + dev_set_drvdata(&pdev->dev, priv); + + priv->dev = &pdev->dev; + + priv->regmap = mt6397->regmap; + if (IS_ERR(priv->regmap)) + return PTR_ERR(priv->regmap); + + dev_info(priv->dev, "%s(), dev name %s\n", + __func__, dev_name(&pdev->dev)); + + return devm_snd_soc_register_component(&pdev->dev, + &mt6358_soc_component_driver, + mt6358_dai_driver, + ARRAY_SIZE(mt6358_dai_driver)); +} + +static const struct of_device_id mt6358_of_match[] = { + {.compatible = "mediatek,mt6358-sound",}, + {} +}; +MODULE_DEVICE_TABLE(of, mt6358_of_match); + +static struct platform_driver mt6358_platform_driver = { + .driver = { + .name = "mt6358-sound", + .of_match_table = mt6358_of_match, + }, + .probe = mt6358_platform_driver_probe, +}; + +module_platform_driver(mt6358_platform_driver) + +/* Module information */ +MODULE_DESCRIPTION("MT6358 ALSA SoC codec driver"); +MODULE_AUTHOR("KaiChieh Chuang <kaichieh.chuang@mediatek.com>"); +MODULE_LICENSE("GPL v2"); |