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// SPDX-License-Identifier: GPL-2.0
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// mt6351.c -- mt6351 ALSA SoC audio codec driver
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// Copyright (c) 2018 MediaTek Inc.
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// Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com>
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#include <linux/dma-mapping.h>
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#include <linux/platform_device.h>
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#include <linux/slab.h>
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#include <linux/module.h>
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#include <linux/of_device.h>
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#include <linux/delay.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/soc.h>
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#include <sound/tlv.h>
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/* MT6351_TOP_CLKSQ */
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#define RG_CLKSQ_EN_AUD_BIT (0)
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/* MT6351_TOP_CKPDN_CON0 */
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#define RG_AUDNCP_CK_PDN_BIT (12)
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#define RG_AUDIF_CK_PDN_BIT (13)
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#define RG_AUD_CK_PDN_BIT (14)
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#define RG_ZCD13M_CK_PDN_BIT (15)
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/* MT6351_AUDDEC_ANA_CON0 */
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#define RG_AUDDACLPWRUP_VAUDP32_BIT (0)
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#define RG_AUDDACRPWRUP_VAUDP32_BIT (1)
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#define RG_AUD_DAC_PWR_UP_VA32_BIT (2)
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#define RG_AUD_DAC_PWL_UP_VA32_BIT (3)
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#define RG_AUDHSPWRUP_VAUDP32_BIT (4)
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#define RG_AUDHPLPWRUP_VAUDP32_BIT (5)
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#define RG_AUDHPRPWRUP_VAUDP32_BIT (6)
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#define RG_AUDHSMUXINPUTSEL_VAUDP32_SFT (7)
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#define RG_AUDHSMUXINPUTSEL_VAUDP32_MASK (0x3)
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#define RG_AUDHPLMUXINPUTSEL_VAUDP32_SFT (9)
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#define RG_AUDHPLMUXINPUTSEL_VAUDP32_MASK (0x3)
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#define RG_AUDHPRMUXINPUTSEL_VAUDP32_SFT (11)
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#define RG_AUDHPRMUXINPUTSEL_VAUDP32_MASK (0x3)
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#define RG_AUDHSSCDISABLE_VAUDP32 (13)
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#define RG_AUDHPLSCDISABLE_VAUDP32_BIT (14)
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#define RG_AUDHPRSCDISABLE_VAUDP32_BIT (15)
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/* MT6351_AUDDEC_ANA_CON1 */
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#define RG_HSOUTPUTSTBENH_VAUDP32_BIT (8)
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/* MT6351_AUDDEC_ANA_CON3 */
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#define RG_AUDLOLPWRUP_VAUDP32_BIT (2)
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#define RG_AUDLOLMUXINPUTSEL_VAUDP32_SFT (3)
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#define RG_AUDLOLMUXINPUTSEL_VAUDP32_MASK (0x3)
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#define RG_AUDLOLSCDISABLE_VAUDP32_BIT (5)
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#define RG_LOOUTPUTSTBENH_VAUDP32_BIT (9)
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/* MT6351_AUDDEC_ANA_CON6 */
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#define RG_ABIDEC_RSVD0_VAUDP32_HPL_BIT (8)
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#define RG_ABIDEC_RSVD0_VAUDP32_HPR_BIT (9)
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#define RG_ABIDEC_RSVD0_VAUDP32_HS_BIT (10)
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#define RG_ABIDEC_RSVD0_VAUDP32_LOL_BIT (11)
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/* MT6351_AUDDEC_ANA_CON9 */
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#define RG_AUDIBIASPWRDN_VAUDP32_BIT (8)
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#define RG_RSTB_DECODER_VA32_BIT (9)
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#define RG_AUDGLB_PWRDN_VA32_BIT (12)
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#define RG_LCLDO_DEC_EN_VA32_BIT (13)
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#define RG_LCLDO_DEC_REMOTE_SENSE_VA18_BIT (15)
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/* MT6351_AUDDEC_ANA_CON10 */
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#define RG_NVREG_EN_VAUDP32_BIT (8)
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#define RG_AUDGLB_LP2_VOW_EN_VA32 10
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/* MT6351_AFE_UL_DL_CON0 */
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#define RG_AFE_ON_BIT (0)
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/* MT6351_AFE_DL_SRC2_CON0_L */
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#define RG_DL_2_SRC_ON_TMP_CTL_PRE_BIT (0)
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/* MT6351_AFE_UL_SRC_CON0_L */
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#define UL_SRC_ON_TMP_CTL (0)
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/* MT6351_AFE_TOP_CON0 */
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#define RG_DL_SINE_ON_SFT (0)
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#define RG_DL_SINE_ON_MASK (0x1)
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#define RG_UL_SINE_ON_SFT (1)
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#define RG_UL_SINE_ON_MASK (0x1)
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/* MT6351_AUDIO_TOP_CON0 */
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#define AUD_TOP_PDN_RESERVED_BIT 0
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#define AUD_TOP_PWR_CLK_DIS_CTL_BIT 2
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#define AUD_TOP_PDN_ADC_CTL_BIT 5
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#define AUD_TOP_PDN_DAC_CTL_BIT 6
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#define AUD_TOP_PDN_AFE_CTL_BIT 7
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/* MT6351_AFE_SGEN_CFG0 */
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#define SGEN_C_MUTE_SW_CTL_BIT 6
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#define SGEN_C_DAC_EN_CTL_BIT 7
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/* MT6351_AFE_NCP_CFG0 */
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#define RG_NCP_ON_BIT 0
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/* MT6351_LDO_VUSB33_CON0 */
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#define RG_VUSB33_EN 1
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#define RG_VUSB33_ON_CTRL 3
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/* MT6351_LDO_VA18_CON0 */
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#define RG_VA18_ON_CTRL 3
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/* MT6351_AUDENC_ANA_CON0 */
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#define RG_AUDPREAMPLON 0
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#define RG_AUDPREAMPLDCCEN 1
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#define RG_AUDPREAMPLDCPRECHARGE 2
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#define RG_AUDPREAMPLINPUTSEL_SFT (4)
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#define RG_AUDPREAMPLINPUTSEL_MASK (0x3)
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#define RG_AUDADCLPWRUP 12
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#define RG_AUDADCLINPUTSEL_SFT (13)
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#define RG_AUDADCLINPUTSEL_MASK (0x3)
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/* MT6351_AUDENC_ANA_CON1 */
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#define RG_AUDPREAMPRON 0
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#define RG_AUDPREAMPRDCCEN 1
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#define RG_AUDPREAMPRDCPRECHARGE 2
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#define RG_AUDPREAMPRINPUTSEL_SFT (4)
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#define RG_AUDPREAMPRINPUTSEL_MASK (0x3)
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#define RG_AUDADCRPWRUP 12
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#define RG_AUDADCRINPUTSEL_SFT (13)
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#define RG_AUDADCRINPUTSEL_MASK (0x3)
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/* MT6351_AUDENC_ANA_CON3 */
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#define RG_AUDADCCLKRSTB 6
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/* MT6351_AUDENC_ANA_CON9 */
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#define RG_AUDPWDBMICBIAS0 0
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#define RG_AUDMICBIAS0VREF 4
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#define RG_AUDMICBIAS0LOWPEN 7
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#define RG_AUDPWDBMICBIAS2 8
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#define RG_AUDMICBIAS2VREF 12
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#define RG_AUDMICBIAS2LOWPEN 15
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/* MT6351_AUDENC_ANA_CON10 */
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#define RG_AUDPWDBMICBIAS1 0
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#define RG_AUDMICBIAS1DCSW1NEN 2
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#define RG_AUDMICBIAS1VREF 4
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#define RG_AUDMICBIAS1LOWPEN 7
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AUDIO_ANALOG_VOLUME_HSOUTL,
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AUDIO_ANALOG_VOLUME_HSOUTR,
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AUDIO_ANALOG_VOLUME_HPOUTL,
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AUDIO_ANALOG_VOLUME_HPOUTR,
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AUDIO_ANALOG_VOLUME_LINEOUTL,
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AUDIO_ANALOG_VOLUME_LINEOUTR,
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AUDIO_ANALOG_VOLUME_MICAMP1,
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AUDIO_ANALOG_VOLUME_MICAMP2,
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AUDIO_ANALOG_VOLUME_TYPE_MAX
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SUPPLY_SUBSEQ_SETTING,
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SUPPLY_SUBSEQ_ENABLE,
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SUPPLY_SUBSEQ_MICBIAS,
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struct regmap *regmap;
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unsigned int dl_rate;
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unsigned int ul_rate;
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int ana_gain[AUDIO_ANALOG_VOLUME_TYPE_MAX];
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static void set_hp_gain_zero(struct snd_soc_component *cmpnt)
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regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON2,
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0x1f << 7, 0x8 << 7);
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regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON2,
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0x1f << 0, 0x8 << 0);
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static unsigned int get_cap_reg_val(struct snd_soc_component *cmpnt,
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dev_warn(cmpnt->dev, "%s(), error rate %d, return 3",
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static unsigned int get_play_reg_val(struct snd_soc_component *cmpnt,
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dev_warn(cmpnt->dev, "%s(), error rate %d, return 8",
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static int mt6351_codec_dai_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params,
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struct snd_soc_dai *dai)
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struct snd_soc_component *cmpnt = dai->component;
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struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
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unsigned int rate = params_rate(params);
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dev_dbg(priv->dev, "%s(), substream->stream %d, rate %d\n",
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__func__, substream->stream, rate);
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if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
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priv->dl_rate = rate;
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else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
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priv->ul_rate = rate;
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static const struct snd_soc_dai_ops mt6351_codec_dai_ops = {
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.hw_params = mt6351_codec_dai_hw_params,
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#define MT6351_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE |\
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SNDRV_PCM_FMTBIT_U16_LE | SNDRV_PCM_FMTBIT_U16_BE |\
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SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S24_BE |\
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SNDRV_PCM_FMTBIT_U24_LE | SNDRV_PCM_FMTBIT_U24_BE |\
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SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S32_BE |\
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SNDRV_PCM_FMTBIT_U32_LE | SNDRV_PCM_FMTBIT_U32_BE)
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static struct snd_soc_dai_driver mt6351_dai_driver[] = {
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.name = "mt6351-snd-codec-aif1",
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.stream_name = "AIF1 Playback",
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.rates = SNDRV_PCM_RATE_8000_48000 |
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SNDRV_PCM_RATE_96000 |
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SNDRV_PCM_RATE_192000,
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.formats = MT6351_FORMATS,
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.stream_name = "AIF1 Capture",
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.rates = SNDRV_PCM_RATE_8000 |
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SNDRV_PCM_RATE_16000 |
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SNDRV_PCM_RATE_32000 |
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SNDRV_PCM_RATE_48000 |
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SNDRV_PCM_RATE_96000 |
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SNDRV_PCM_RATE_192000,
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.formats = MT6351_FORMATS,
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.ops = &mt6351_codec_dai_ops,
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static void hp_gain_ramp_set(struct snd_soc_component *cmpnt, int hp_gain_ctl)
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struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
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int idx, old_idx, offset, reg_idx;
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if (hp_gain_ctl == HP_GAIN_SET_ZERO) {
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old_idx = priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL];
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idx = priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL];
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old_idx = 8; /* 0dB */
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dev_dbg(priv->dev, "%s(), idx %d, old_idx %d\n",
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__func__, idx, old_idx);
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offset = idx - old_idx;
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offset = old_idx - idx;
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reg_idx = idx > old_idx ? reg_idx + 1 : reg_idx - 1;
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/* check valid range, and set value */
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if ((reg_idx >= 0 && reg_idx <= 0x12) || reg_idx == 0x1f) {
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regmap_update_bits(cmpnt->regmap,
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(reg_idx << 7) | reg_idx);
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usleep_range(100, 120);
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static void hp_zcd_enable(struct snd_soc_component *cmpnt)
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/* Enable ZCD, for minimize pop noise */
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/* when adjust gain during HP buffer on */
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regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x7 << 8, 0x1 << 8);
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regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x1 << 7, 0x0 << 7);
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/* timeout, 1=5ms, 0=30ms */
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regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x1 << 6, 0x1 << 6);
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regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x3 << 4, 0x0 << 4);
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regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x7 << 1, 0x5 << 1);
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regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x1 << 0, 0x1 << 0);
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static void hp_zcd_disable(struct snd_soc_component *cmpnt)
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regmap_write(cmpnt->regmap, MT6351_ZCD_CON0, 0x0000);
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static const DECLARE_TLV_DB_SCALE(playback_tlv, -1000, 100, 0);
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static const DECLARE_TLV_DB_SCALE(pga_tlv, 0, 600, 0);
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static const struct snd_kcontrol_new mt6351_snd_controls[] = {
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SOC_DOUBLE_TLV("Headphone Volume",
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MT6351_ZCD_CON2, 0, 7, 0x12, 1,
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SOC_DOUBLE_TLV("Lineout Volume",
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MT6351_ZCD_CON1, 0, 7, 0x12, 1,
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SOC_SINGLE_TLV("Handset Volume",
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MT6351_ZCD_CON3, 0, 0x12, 1,
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SOC_DOUBLE_R_TLV("PGA Volume",
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MT6351_AUDENC_ANA_CON0, MT6351_AUDENC_ANA_CON1,
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static const char *const lo_in_mux_map[] = {
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"Open", "Mute", "Playback", "Test Mode",
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static int lo_in_mux_map_value[] = {
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static SOC_VALUE_ENUM_SINGLE_DECL(lo_in_mux_map_enum,
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MT6351_AUDDEC_ANA_CON3,
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RG_AUDLOLMUXINPUTSEL_VAUDP32_SFT,
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RG_AUDLOLMUXINPUTSEL_VAUDP32_MASK,
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lo_in_mux_map_value);
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static const struct snd_kcontrol_new lo_in_mux_control =
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SOC_DAPM_ENUM("In Select", lo_in_mux_map_enum);
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static const char *const hp_in_mux_map[] = {
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"Open", "LoudSPK Playback", "Audio Playback", "Test Mode",
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static int hp_in_mux_map_value[] = {
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static SOC_VALUE_ENUM_SINGLE_DECL(hpl_in_mux_map_enum,
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MT6351_AUDDEC_ANA_CON0,
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RG_AUDHPLMUXINPUTSEL_VAUDP32_SFT,
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RG_AUDHPLMUXINPUTSEL_VAUDP32_MASK,
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hp_in_mux_map_value);
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static const struct snd_kcontrol_new hpl_in_mux_control =
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SOC_DAPM_ENUM("HPL Select", hpl_in_mux_map_enum);
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static SOC_VALUE_ENUM_SINGLE_DECL(hpr_in_mux_map_enum,
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MT6351_AUDDEC_ANA_CON0,
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RG_AUDHPRMUXINPUTSEL_VAUDP32_SFT,
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RG_AUDHPRMUXINPUTSEL_VAUDP32_MASK,
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hp_in_mux_map_value);
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static const struct snd_kcontrol_new hpr_in_mux_control =
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SOC_DAPM_ENUM("HPR Select", hpr_in_mux_map_enum);
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static const char *const rcv_in_mux_map[] = {
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"Open", "Mute", "Voice Playback", "Test Mode",
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static int rcv_in_mux_map_value[] = {
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static SOC_VALUE_ENUM_SINGLE_DECL(rcv_in_mux_map_enum,
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MT6351_AUDDEC_ANA_CON0,
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RG_AUDHSMUXINPUTSEL_VAUDP32_SFT,
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RG_AUDHSMUXINPUTSEL_VAUDP32_MASK,
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rcv_in_mux_map_value);
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static const struct snd_kcontrol_new rcv_in_mux_control =
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SOC_DAPM_ENUM("RCV Select", rcv_in_mux_map_enum);
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static const char *const dac_in_mux_map[] = {
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"Normal Path", "Sgen",
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static int dac_in_mux_map_value[] = {
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static SOC_VALUE_ENUM_SINGLE_DECL(dac_in_mux_map_enum,
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dac_in_mux_map_value);
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static const struct snd_kcontrol_new dac_in_mux_control =
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SOC_DAPM_ENUM("DAC Select", dac_in_mux_map_enum);
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static SOC_VALUE_ENUM_SINGLE_DECL(aif_out_mux_map_enum,
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dac_in_mux_map_value);
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static const struct snd_kcontrol_new aif_out_mux_control =
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SOC_DAPM_ENUM("AIF Out Select", aif_out_mux_map_enum);
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static const char *const adc_left_mux_map[] = {
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"Idle", "AIN0", "Left Preamplifier", "Idle_1",
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static int adc_left_mux_map_value[] = {
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static SOC_VALUE_ENUM_SINGLE_DECL(adc_left_mux_map_enum,
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MT6351_AUDENC_ANA_CON0,
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RG_AUDADCLINPUTSEL_SFT,
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RG_AUDADCLINPUTSEL_MASK,
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adc_left_mux_map_value);
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static const struct snd_kcontrol_new adc_left_mux_control =
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SOC_DAPM_ENUM("ADC L Select", adc_left_mux_map_enum);
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static const char *const adc_right_mux_map[] = {
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"Idle", "AIN0", "Right Preamplifier", "Idle_1",
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static int adc_right_mux_map_value[] = {
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static SOC_VALUE_ENUM_SINGLE_DECL(adc_right_mux_map_enum,
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MT6351_AUDENC_ANA_CON1,
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RG_AUDADCRINPUTSEL_SFT,
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RG_AUDADCRINPUTSEL_MASK,
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adc_right_mux_map_value);
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static const struct snd_kcontrol_new adc_right_mux_control =
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SOC_DAPM_ENUM("ADC R Select", adc_right_mux_map_enum);
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static const char *const pga_left_mux_map[] = {
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"None", "AIN0", "AIN1", "AIN2",
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static int pga_left_mux_map_value[] = {
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static SOC_VALUE_ENUM_SINGLE_DECL(pga_left_mux_map_enum,
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MT6351_AUDENC_ANA_CON0,
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RG_AUDPREAMPLINPUTSEL_SFT,
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RG_AUDPREAMPLINPUTSEL_MASK,
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pga_left_mux_map_value);
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static const struct snd_kcontrol_new pga_left_mux_control =
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SOC_DAPM_ENUM("PGA L Select", pga_left_mux_map_enum);
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static const char *const pga_right_mux_map[] = {
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"None", "AIN0", "AIN3", "AIN2",
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static int pga_right_mux_map_value[] = {
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static SOC_VALUE_ENUM_SINGLE_DECL(pga_right_mux_map_enum,
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MT6351_AUDENC_ANA_CON1,
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RG_AUDPREAMPRINPUTSEL_SFT,
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RG_AUDPREAMPRINPUTSEL_MASK,
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pga_right_mux_map_value);
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static const struct snd_kcontrol_new pga_right_mux_control =
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SOC_DAPM_ENUM("PGA R Select", pga_right_mux_map_enum);
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static int mt_reg_set_clr_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol,
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struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
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case SND_SOC_DAPM_POST_PMU:
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regmap_update_bits(cmpnt->regmap,
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regmap_update_bits(cmpnt->regmap,
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w->reg + REG_STRIDE * 2,
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case SND_SOC_DAPM_PRE_PMD:
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regmap_update_bits(cmpnt->regmap,
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regmap_update_bits(cmpnt->regmap,
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w->reg + REG_STRIDE * 2,
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static int mt_ncp_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol,
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struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
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case SND_SOC_DAPM_PRE_PMU:
630
regmap_update_bits(cmpnt->regmap, MT6351_AFE_NCP_CFG1,
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/* NCP: ck1 and ck2 clock frequecy adjust configure */
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regmap_update_bits(cmpnt->regmap, MT6351_AFE_NCP_CFG0,
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case SND_SOC_DAPM_POST_PMU:
637
usleep_range(250, 270);
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static int mt_sgen_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol,
650
struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
653
case SND_SOC_DAPM_PRE_PMU:
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regmap_update_bits(cmpnt->regmap, MT6351_AFE_SGEN_CFG0,
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regmap_update_bits(cmpnt->regmap, MT6351_AFE_SGEN_CFG1,
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static int mt_aif_in_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol,
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struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
671
struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
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dev_dbg(priv->dev, "%s(), event 0x%x, rate %d\n",
674
__func__, event, priv->dl_rate);
677
case SND_SOC_DAPM_PRE_PMU:
678
/* sdm audio fifo clock power on */
679
regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON2,
681
/* scrambler clock on enable */
682
regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON0,
685
regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON2,
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/* sdm fifo enable */
688
regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON2,
690
/* set attenuation gain */
691
regmap_update_bits(cmpnt->regmap, MT6351_AFE_DL_SDM_CON1,
694
regmap_write(cmpnt->regmap, MT6351_AFE_PMIC_NEWIF_CFG0,
695
(get_play_reg_val(cmpnt, priv->dl_rate) << 12) |
697
regmap_write(cmpnt->regmap, MT6351_AFE_DL_SRC2_CON0_H,
698
(get_play_reg_val(cmpnt, priv->dl_rate) << 12) |
701
regmap_update_bits(cmpnt->regmap, MT6351_AFE_PMIC_NEWIF_CFG2,
711
static int mt_hp_event(struct snd_soc_dapm_widget *w,
712
struct snd_kcontrol *kcontrol,
715
struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
716
struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
719
dev_dbg(priv->dev, "%s(), event 0x%x, hp_en_counter %d\n",
720
__func__, event, priv->hp_en_counter);
723
case SND_SOC_DAPM_PRE_PMU:
724
priv->hp_en_counter++;
725
if (priv->hp_en_counter > 1)
726
break; /* already enabled, do nothing */
727
else if (priv->hp_en_counter <= 0)
728
dev_err(priv->dev, "%s(), hp_en_counter %d <= 0\n",
730
priv->hp_en_counter);
732
hp_zcd_disable(cmpnt);
734
/* from yoyo HQA script */
735
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON6,
738
/* save target gain to restore after hardware open complete */
739
regmap_read(cmpnt->regmap, MT6351_ZCD_CON2, ®);
740
priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL] = reg & 0x1f;
741
priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTR] = (reg >> 7) & 0x1f;
743
/* Set HPR/HPL gain as minimum (~ -40dB) */
744
regmap_update_bits(cmpnt->regmap,
745
MT6351_ZCD_CON2, 0xffff, 0x0F9F);
746
/* Set HS gain as minimum (~ -40dB) */
747
regmap_update_bits(cmpnt->regmap,
748
MT6351_ZCD_CON3, 0xffff, 0x001F);
750
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON2,
752
/* enable output STBENH */
753
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1,
755
/* De_OSC of voice, enable output STBENH */
756
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1,
758
/* Enable voice driver */
759
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON0,
761
/* Enable pre-charge buffer */
762
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1,
765
usleep_range(50, 60);
767
/* Apply digital DC compensation value to DAC */
768
set_hp_gain_zero(cmpnt);
771
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1,
773
/* Disable pre-charge buffer */
774
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1,
776
/* Disable De_OSC of voice */
777
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON0,
779
/* Disable voice buffer */
782
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON6,
785
/* Enable ZCD, for minimize pop noise */
786
/* when adjust gain during HP buffer on */
787
hp_zcd_enable(cmpnt);
789
/* apply volume setting */
790
hp_gain_ramp_set(cmpnt, HP_GAIN_RESTORE);
793
case SND_SOC_DAPM_PRE_PMD:
794
priv->hp_en_counter--;
795
if (priv->hp_en_counter > 0)
796
break; /* still being used, don't close */
797
else if (priv->hp_en_counter < 0)
798
dev_err(priv->dev, "%s(), hp_en_counter %d <= 0\n",
800
priv->hp_en_counter);
802
/* Disable AUD_ZCD */
803
hp_zcd_disable(cmpnt);
805
/* Set HPR/HPL gain as -1dB, step by step */
806
hp_gain_ramp_set(cmpnt, HP_GAIN_SET_ZERO);
808
set_hp_gain_zero(cmpnt);
810
case SND_SOC_DAPM_POST_PMD:
811
if (priv->hp_en_counter > 0)
812
break; /* still being used, don't close */
813
else if (priv->hp_en_counter < 0)
814
dev_err(priv->dev, "%s(), hp_en_counter %d <= 0\n",
816
priv->hp_en_counter);
819
regmap_update_bits(cmpnt->regmap,
820
MT6351_AUDDEC_ANA_CON6,
824
regmap_update_bits(cmpnt->regmap,
825
MT6351_AUDDEC_ANA_CON2,
829
/* apply volume setting */
830
hp_gain_ramp_set(cmpnt, HP_GAIN_RESTORE);
839
static int mt_aif_out_event(struct snd_soc_dapm_widget *w,
840
struct snd_kcontrol *kcontrol,
843
struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
844
struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
846
dev_dbg(priv->dev, "%s(), event 0x%x, rate %d\n",
847
__func__, event, priv->ul_rate);
850
case SND_SOC_DAPM_PRE_PMU:
851
/* dcclk_div=11'b00100000011, dcclk_ref_ck_sel=2'b00 */
852
regmap_update_bits(cmpnt->regmap, MT6351_AFE_DCCLK_CFG0,
855
regmap_update_bits(cmpnt->regmap, MT6351_AFE_DCCLK_CFG0,
857
/* dcclk_gen_on=1'b1 */
858
regmap_update_bits(cmpnt->regmap, MT6351_AFE_DCCLK_CFG0,
861
/* UL sample rate and mode configure */
862
regmap_update_bits(cmpnt->regmap, MT6351_AFE_UL_SRC_CON0_H,
864
get_cap_reg_val(cmpnt, priv->ul_rate) << 1);
866
/* fixed 260k path for 8/16/32/48 */
867
if (priv->ul_rate <= 48000) {
868
/* anc ul path src on */
869
regmap_update_bits(cmpnt->regmap,
870
MT6351_AFE_HPANC_CFG0,
873
/* ANC clk pdn release */
874
regmap_update_bits(cmpnt->regmap,
875
MT6351_AFE_HPANC_CFG0,
880
case SND_SOC_DAPM_PRE_PMD:
881
/* fixed 260k path for 8/16/32/48 */
882
if (priv->ul_rate <= 48000) {
883
/* anc ul path src on */
884
regmap_update_bits(cmpnt->regmap,
885
MT6351_AFE_HPANC_CFG0,
888
/* ANC clk pdn release */
889
regmap_update_bits(cmpnt->regmap,
890
MT6351_AFE_HPANC_CFG0,
902
static int mt_adc_clkgen_event(struct snd_soc_dapm_widget *w,
903
struct snd_kcontrol *kcontrol,
906
struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
909
case SND_SOC_DAPM_PRE_PMU:
910
/* Audio ADC clock gen. mode: 00_divided by 2 (Normal) */
911
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON3,
914
case SND_SOC_DAPM_POST_PMU:
915
/* ADC CLK from: 00_13MHz from CLKSQ (Default) */
916
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON3,
925
static int mt_pga_left_event(struct snd_soc_dapm_widget *w,
926
struct snd_kcontrol *kcontrol,
929
struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
932
case SND_SOC_DAPM_PRE_PMU:
933
/* Audio L PGA precharge on */
934
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON0,
935
0x3 << RG_AUDPREAMPLDCPRECHARGE,
936
0x1 << RG_AUDPREAMPLDCPRECHARGE);
937
/* Audio L PGA mode: 1_DCC */
938
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON0,
939
0x3 << RG_AUDPREAMPLDCCEN,
940
0x1 << RG_AUDPREAMPLDCCEN);
942
case SND_SOC_DAPM_POST_PMU:
943
usleep_range(100, 120);
944
/* Audio L PGA precharge off */
945
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON0,
946
0x3 << RG_AUDPREAMPLDCPRECHARGE,
947
0x0 << RG_AUDPREAMPLDCPRECHARGE);
955
static int mt_pga_right_event(struct snd_soc_dapm_widget *w,
956
struct snd_kcontrol *kcontrol,
959
struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
962
case SND_SOC_DAPM_PRE_PMU:
963
/* Audio R PGA precharge on */
964
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON1,
965
0x3 << RG_AUDPREAMPRDCPRECHARGE,
966
0x1 << RG_AUDPREAMPRDCPRECHARGE);
967
/* Audio R PGA mode: 1_DCC */
968
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON1,
969
0x3 << RG_AUDPREAMPRDCCEN,
970
0x1 << RG_AUDPREAMPRDCCEN);
972
case SND_SOC_DAPM_POST_PMU:
973
usleep_range(100, 120);
974
/* Audio R PGA precharge off */
975
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON1,
976
0x3 << RG_AUDPREAMPRDCPRECHARGE,
977
0x0 << RG_AUDPREAMPRDCPRECHARGE);
985
static int mt_mic_bias_0_event(struct snd_soc_dapm_widget *w,
986
struct snd_kcontrol *kcontrol,
989
struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
992
case SND_SOC_DAPM_PRE_PMU:
993
/* MIC Bias 0 LowPower: 0_Normal */
994
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
995
0x3 << RG_AUDMICBIAS0LOWPEN, 0x0);
996
/* MISBIAS0 = 1P9V */
997
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
998
0x7 << RG_AUDMICBIAS0VREF,
999
0x2 << RG_AUDMICBIAS0VREF);
1001
case SND_SOC_DAPM_POST_PMD:
1002
/* MISBIAS0 = 1P97 */
1003
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
1004
0x7 << RG_AUDMICBIAS0VREF,
1005
0x0 << RG_AUDMICBIAS0VREF);
1013
static int mt_mic_bias_1_event(struct snd_soc_dapm_widget *w,
1014
struct snd_kcontrol *kcontrol,
1017
struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
1020
case SND_SOC_DAPM_PRE_PMU:
1021
/* MIC Bias 1 LowPower: 0_Normal */
1022
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON10,
1023
0x3 << RG_AUDMICBIAS1LOWPEN, 0x0);
1024
/* MISBIAS1 = 2P7V */
1025
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON10,
1026
0x7 << RG_AUDMICBIAS1VREF,
1027
0x7 << RG_AUDMICBIAS1VREF);
1029
case SND_SOC_DAPM_POST_PMD:
1030
/* MISBIAS1 = 1P7V */
1031
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON10,
1032
0x7 << RG_AUDMICBIAS1VREF,
1033
0x0 << RG_AUDMICBIAS1VREF);
1041
static int mt_mic_bias_2_event(struct snd_soc_dapm_widget *w,
1042
struct snd_kcontrol *kcontrol,
1045
struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
1048
case SND_SOC_DAPM_PRE_PMU:
1049
/* MIC Bias 2 LowPower: 0_Normal */
1050
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
1051
0x3 << RG_AUDMICBIAS2LOWPEN, 0x0);
1052
/* MISBIAS2 = 1P9V */
1053
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
1054
0x7 << RG_AUDMICBIAS2VREF,
1055
0x2 << RG_AUDMICBIAS2VREF);
1057
case SND_SOC_DAPM_POST_PMD:
1058
/* MISBIAS2 = 1P97 */
1059
regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
1060
0x7 << RG_AUDMICBIAS2VREF,
1061
0x0 << RG_AUDMICBIAS2VREF);
1070
static const struct snd_soc_dapm_widget mt6351_dapm_widgets[] = {
1072
SND_SOC_DAPM_SUPPLY("AUDIO_TOP_AFE_CTL", MT6351_AUDIO_TOP_CON0,
1073
AUD_TOP_PDN_AFE_CTL_BIT, 1, NULL, 0),
1074
SND_SOC_DAPM_SUPPLY("AUDIO_TOP_DAC_CTL", MT6351_AUDIO_TOP_CON0,
1075
AUD_TOP_PDN_DAC_CTL_BIT, 1, NULL, 0),
1076
SND_SOC_DAPM_SUPPLY("AUDIO_TOP_ADC_CTL", MT6351_AUDIO_TOP_CON0,
1077
AUD_TOP_PDN_ADC_CTL_BIT, 1, NULL, 0),
1078
SND_SOC_DAPM_SUPPLY("AUDIO_TOP_PWR_CLK", MT6351_AUDIO_TOP_CON0,
1079
AUD_TOP_PWR_CLK_DIS_CTL_BIT, 1, NULL, 0),
1080
SND_SOC_DAPM_SUPPLY("AUDIO_TOP_PDN_RESERVED", MT6351_AUDIO_TOP_CON0,
1081
AUD_TOP_PDN_RESERVED_BIT, 1, NULL, 0),
1083
SND_SOC_DAPM_SUPPLY("NCP", MT6351_AFE_NCP_CFG0,
1086
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
1088
SND_SOC_DAPM_SUPPLY("DL Digital Clock", SND_SOC_NOPM,
1092
SND_SOC_DAPM_SUPPLY("AUDGLB", MT6351_AUDDEC_ANA_CON9,
1093
RG_AUDGLB_PWRDN_VA32_BIT, 1, NULL, 0),
1094
SND_SOC_DAPM_SUPPLY("CLKSQ Audio", MT6351_TOP_CLKSQ,
1095
RG_CLKSQ_EN_AUD_BIT, 0,
1096
mt_reg_set_clr_event,
1097
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1098
SND_SOC_DAPM_SUPPLY("ZCD13M_CK", MT6351_TOP_CKPDN_CON0,
1099
RG_ZCD13M_CK_PDN_BIT, 1,
1100
mt_reg_set_clr_event,
1101
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1102
SND_SOC_DAPM_SUPPLY("AUD_CK", MT6351_TOP_CKPDN_CON0,
1103
RG_AUD_CK_PDN_BIT, 1,
1104
mt_reg_set_clr_event,
1105
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1106
SND_SOC_DAPM_SUPPLY("AUDIF_CK", MT6351_TOP_CKPDN_CON0,
1107
RG_AUDIF_CK_PDN_BIT, 1,
1108
mt_reg_set_clr_event,
1109
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1110
SND_SOC_DAPM_SUPPLY("AUDNCP_CK", MT6351_TOP_CKPDN_CON0,
1111
RG_AUDNCP_CK_PDN_BIT, 1,
1112
mt_reg_set_clr_event,
1113
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1115
SND_SOC_DAPM_SUPPLY("AFE_ON", MT6351_AFE_UL_DL_CON0, RG_AFE_ON_BIT, 0,
1119
SND_SOC_DAPM_AIF_IN_E("AIF_RX", "AIF1 Playback", 0,
1120
MT6351_AFE_DL_SRC2_CON0_L,
1121
RG_DL_2_SRC_ON_TMP_CTL_PRE_BIT, 0,
1122
mt_aif_in_event, SND_SOC_DAPM_PRE_PMU),
1125
SND_SOC_DAPM_SUPPLY("DL Power Supply", SND_SOC_NOPM,
1127
SND_SOC_DAPM_SUPPLY("NV Regulator", MT6351_AUDDEC_ANA_CON10,
1128
RG_NVREG_EN_VAUDP32_BIT, 0, NULL, 0),
1129
SND_SOC_DAPM_SUPPLY("AUD_CLK", MT6351_AUDDEC_ANA_CON9,
1130
RG_RSTB_DECODER_VA32_BIT, 0, NULL, 0),
1131
SND_SOC_DAPM_SUPPLY("IBIST", MT6351_AUDDEC_ANA_CON9,
1132
RG_AUDIBIASPWRDN_VAUDP32_BIT, 1, NULL, 0),
1133
SND_SOC_DAPM_SUPPLY("LDO", MT6351_AUDDEC_ANA_CON9,
1134
RG_LCLDO_DEC_EN_VA32_BIT, 0, NULL, 0),
1135
SND_SOC_DAPM_SUPPLY("LDO_REMOTE_SENSE", MT6351_AUDDEC_ANA_CON9,
1136
RG_LCLDO_DEC_REMOTE_SENSE_VA18_BIT, 0, NULL, 0),
1139
SND_SOC_DAPM_MUX("DAC In Mux", SND_SOC_NOPM, 0, 0, &dac_in_mux_control),
1141
SND_SOC_DAPM_DAC("DACL", NULL, MT6351_AUDDEC_ANA_CON0,
1142
RG_AUDDACLPWRUP_VAUDP32_BIT, 0),
1143
SND_SOC_DAPM_SUPPLY("DACL_BIASGEN", MT6351_AUDDEC_ANA_CON0,
1144
RG_AUD_DAC_PWL_UP_VA32_BIT, 0, NULL, 0),
1146
SND_SOC_DAPM_DAC("DACR", NULL, MT6351_AUDDEC_ANA_CON0,
1147
RG_AUDDACRPWRUP_VAUDP32_BIT, 0),
1148
SND_SOC_DAPM_SUPPLY("DACR_BIASGEN", MT6351_AUDDEC_ANA_CON0,
1149
RG_AUD_DAC_PWR_UP_VA32_BIT, 0, NULL, 0),
1151
SND_SOC_DAPM_MUX("LOL Mux", SND_SOC_NOPM, 0, 0, &lo_in_mux_control),
1153
SND_SOC_DAPM_SUPPLY("LO Stability Enh", MT6351_AUDDEC_ANA_CON3,
1154
RG_LOOUTPUTSTBENH_VAUDP32_BIT, 0, NULL, 0),
1155
SND_SOC_DAPM_SUPPLY("LOL Bias Gen", MT6351_AUDDEC_ANA_CON6,
1156
RG_ABIDEC_RSVD0_VAUDP32_LOL_BIT, 0, NULL, 0),
1158
SND_SOC_DAPM_OUT_DRV("LOL Buffer", MT6351_AUDDEC_ANA_CON3,
1159
RG_AUDLOLPWRUP_VAUDP32_BIT, 0, NULL, 0),
1162
SND_SOC_DAPM_MUX("HPL Mux", SND_SOC_NOPM, 0, 0, &hpl_in_mux_control),
1163
SND_SOC_DAPM_MUX("HPR Mux", SND_SOC_NOPM, 0, 0, &hpr_in_mux_control),
1165
SND_SOC_DAPM_OUT_DRV_E("HPL Power", MT6351_AUDDEC_ANA_CON0,
1166
RG_AUDHPLPWRUP_VAUDP32_BIT, 0, NULL, 0,
1168
SND_SOC_DAPM_PRE_PMU |
1169
SND_SOC_DAPM_PRE_PMD |
1170
SND_SOC_DAPM_POST_PMD),
1171
SND_SOC_DAPM_OUT_DRV_E("HPR Power", MT6351_AUDDEC_ANA_CON0,
1172
RG_AUDHPRPWRUP_VAUDP32_BIT, 0, NULL, 0,
1174
SND_SOC_DAPM_PRE_PMU |
1175
SND_SOC_DAPM_PRE_PMD |
1176
SND_SOC_DAPM_POST_PMD),
1179
SND_SOC_DAPM_MUX("RCV Mux", SND_SOC_NOPM, 0, 0, &rcv_in_mux_control),
1181
SND_SOC_DAPM_SUPPLY("RCV Stability Enh", MT6351_AUDDEC_ANA_CON1,
1182
RG_HSOUTPUTSTBENH_VAUDP32_BIT, 0, NULL, 0),
1183
SND_SOC_DAPM_SUPPLY("RCV Bias Gen", MT6351_AUDDEC_ANA_CON6,
1184
RG_ABIDEC_RSVD0_VAUDP32_HS_BIT, 0, NULL, 0),
1186
SND_SOC_DAPM_OUT_DRV("RCV Buffer", MT6351_AUDDEC_ANA_CON0,
1187
RG_AUDHSPWRUP_VAUDP32_BIT, 0, NULL, 0),
1190
SND_SOC_DAPM_OUTPUT("Receiver"),
1191
SND_SOC_DAPM_OUTPUT("Headphone L"),
1192
SND_SOC_DAPM_OUTPUT("Headphone R"),
1193
SND_SOC_DAPM_OUTPUT("LINEOUT L"),
1196
SND_SOC_DAPM_SUPPLY("SGEN DL Enable", MT6351_AFE_SGEN_CFG0,
1197
SGEN_C_DAC_EN_CTL_BIT, 0, NULL, 0),
1198
SND_SOC_DAPM_SUPPLY("SGEN MUTE", MT6351_AFE_SGEN_CFG0,
1199
SGEN_C_MUTE_SW_CTL_BIT, 1,
1200
mt_sgen_event, SND_SOC_DAPM_PRE_PMU),
1201
SND_SOC_DAPM_SUPPLY("SGEN DL SRC", MT6351_AFE_DL_SRC2_CON0_L,
1202
RG_DL_2_SRC_ON_TMP_CTL_PRE_BIT, 0, NULL, 0),
1204
SND_SOC_DAPM_INPUT("SGEN DL"),
1207
SND_SOC_DAPM_AIF_OUT_E("AIF1TX", "AIF1 Capture", 0,
1208
MT6351_AFE_UL_SRC_CON0_L,
1209
UL_SRC_ON_TMP_CTL, 0,
1211
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
1213
SND_SOC_DAPM_SUPPLY_S("VUSB33_LDO", SUPPLY_SUBSEQ_ENABLE,
1214
MT6351_LDO_VUSB33_CON0, RG_VUSB33_EN, 0,
1216
SND_SOC_DAPM_SUPPLY_S("VUSB33_LDO_CTRL", SUPPLY_SUBSEQ_SETTING,
1217
MT6351_LDO_VUSB33_CON0, RG_VUSB33_ON_CTRL, 1,
1220
SND_SOC_DAPM_SUPPLY_S("VA18_LDO", SUPPLY_SUBSEQ_ENABLE,
1221
MT6351_LDO_VA18_CON0, RG_VA18_EN, 0, NULL, 0),
1222
SND_SOC_DAPM_SUPPLY_S("VA18_LDO_CTRL", SUPPLY_SUBSEQ_SETTING,
1223
MT6351_LDO_VA18_CON0, RG_VA18_ON_CTRL, 1,
1226
SND_SOC_DAPM_SUPPLY_S("ADC CLKGEN", SUPPLY_SUBSEQ_ENABLE,
1227
MT6351_AUDENC_ANA_CON3, RG_AUDADCCLKRSTB, 0,
1228
mt_adc_clkgen_event,
1229
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
1232
SND_SOC_DAPM_MUX("AIF Out Mux", SND_SOC_NOPM, 0, 0,
1233
&aif_out_mux_control),
1235
SND_SOC_DAPM_MUX("ADC L Mux", SND_SOC_NOPM, 0, 0,
1236
&adc_left_mux_control),
1237
SND_SOC_DAPM_MUX("ADC R Mux", SND_SOC_NOPM, 0, 0,
1238
&adc_right_mux_control),
1240
SND_SOC_DAPM_ADC("ADC L", NULL,
1241
MT6351_AUDENC_ANA_CON0, RG_AUDADCLPWRUP, 0),
1242
SND_SOC_DAPM_ADC("ADC R", NULL,
1243
MT6351_AUDENC_ANA_CON1, RG_AUDADCRPWRUP, 0),
1245
SND_SOC_DAPM_MUX("PGA L Mux", SND_SOC_NOPM, 0, 0,
1246
&pga_left_mux_control),
1247
SND_SOC_DAPM_MUX("PGA R Mux", SND_SOC_NOPM, 0, 0,
1248
&pga_right_mux_control),
1250
SND_SOC_DAPM_PGA_E("PGA L", MT6351_AUDENC_ANA_CON0, RG_AUDPREAMPLON, 0,
1253
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
1254
SND_SOC_DAPM_PGA_E("PGA R", MT6351_AUDENC_ANA_CON1, RG_AUDPREAMPRON, 0,
1257
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
1259
/* main mic mic bias */
1260
SND_SOC_DAPM_SUPPLY_S("Mic Bias 0", SUPPLY_SUBSEQ_MICBIAS,
1261
MT6351_AUDENC_ANA_CON9, RG_AUDPWDBMICBIAS0, 0,
1262
mt_mic_bias_0_event,
1263
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1264
/* ref mic mic bias */
1265
SND_SOC_DAPM_SUPPLY_S("Mic Bias 2", SUPPLY_SUBSEQ_MICBIAS,
1266
MT6351_AUDENC_ANA_CON9, RG_AUDPWDBMICBIAS2, 0,
1267
mt_mic_bias_2_event,
1268
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1269
/* headset mic1/2 mic bias */
1270
SND_SOC_DAPM_SUPPLY_S("Mic Bias 1", SUPPLY_SUBSEQ_MICBIAS,
1271
MT6351_AUDENC_ANA_CON10, RG_AUDPWDBMICBIAS1, 0,
1272
mt_mic_bias_1_event,
1273
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1274
SND_SOC_DAPM_SUPPLY_S("Mic Bias 1 DCC pull high", SUPPLY_SUBSEQ_MICBIAS,
1275
MT6351_AUDENC_ANA_CON10,
1276
RG_AUDMICBIAS1DCSW1NEN, 0,
1280
SND_SOC_DAPM_INPUT("AIN0"),
1281
SND_SOC_DAPM_INPUT("AIN1"),
1282
SND_SOC_DAPM_INPUT("AIN2"),
1283
SND_SOC_DAPM_INPUT("AIN3"),
1286
static const struct snd_soc_dapm_route mt6351_dapm_routes[] = {
1288
{"AIF1TX", NULL, "AIF Out Mux"},
1289
{"AIF1TX", NULL, "VUSB33_LDO"},
1290
{"VUSB33_LDO", NULL, "VUSB33_LDO_CTRL"},
1291
{"AIF1TX", NULL, "VA18_LDO"},
1292
{"VA18_LDO", NULL, "VA18_LDO_CTRL"},
1294
{"AIF1TX", NULL, "AUDGLB"},
1295
{"AIF1TX", NULL, "CLKSQ Audio"},
1297
{"AIF1TX", NULL, "AFE_ON"},
1299
{"AIF1TX", NULL, "AUDIO_TOP_AFE_CTL"},
1300
{"AIF1TX", NULL, "AUDIO_TOP_ADC_CTL"},
1301
{"AIF1TX", NULL, "AUDIO_TOP_PWR_CLK"},
1302
{"AIF1TX", NULL, "AUDIO_TOP_PDN_RESERVED"},
1304
{"AIF Out Mux", "Normal Path", "ADC L"},
1305
{"AIF Out Mux", "Normal Path", "ADC R"},
1307
{"ADC L", NULL, "ADC L Mux"},
1308
{"ADC L", NULL, "AUD_CK"},
1309
{"ADC L", NULL, "AUDIF_CK"},
1310
{"ADC L", NULL, "ADC CLKGEN"},
1311
{"ADC R", NULL, "ADC R Mux"},
1312
{"ADC R", NULL, "AUD_CK"},
1313
{"ADC R", NULL, "AUDIF_CK"},
1314
{"ADC R", NULL, "ADC CLKGEN"},
1316
{"ADC L Mux", "AIN0", "AIN0"},
1317
{"ADC L Mux", "Left Preamplifier", "PGA L"},
1319
{"ADC R Mux", "AIN0", "AIN0"},
1320
{"ADC R Mux", "Right Preamplifier", "PGA R"},
1322
{"PGA L", NULL, "PGA L Mux"},
1323
{"PGA R", NULL, "PGA R Mux"},
1325
{"PGA L Mux", "AIN0", "AIN0"},
1326
{"PGA L Mux", "AIN1", "AIN1"},
1327
{"PGA L Mux", "AIN2", "AIN2"},
1329
{"PGA R Mux", "AIN0", "AIN0"},
1330
{"PGA R Mux", "AIN3", "AIN3"},
1331
{"PGA R Mux", "AIN2", "AIN2"},
1333
{"AIN0", NULL, "Mic Bias 0"},
1334
{"AIN2", NULL, "Mic Bias 2"},
1336
{"AIN1", NULL, "Mic Bias 1"},
1337
{"AIN1", NULL, "Mic Bias 1 DCC pull high"},
1340
{"DL Power Supply", NULL, "AUDGLB"},
1341
{"DL Power Supply", NULL, "CLKSQ Audio"},
1342
{"DL Power Supply", NULL, "ZCD13M_CK"},
1343
{"DL Power Supply", NULL, "AUD_CK"},
1344
{"DL Power Supply", NULL, "AUDIF_CK"},
1345
{"DL Power Supply", NULL, "AUDNCP_CK"},
1347
{"DL Power Supply", NULL, "NV Regulator"},
1348
{"DL Power Supply", NULL, "AUD_CLK"},
1349
{"DL Power Supply", NULL, "IBIST"},
1350
{"DL Power Supply", NULL, "LDO"},
1351
{"LDO", NULL, "LDO_REMOTE_SENSE"},
1353
/* DL Digital Supply */
1354
{"DL Digital Clock", NULL, "AUDIO_TOP_AFE_CTL"},
1355
{"DL Digital Clock", NULL, "AUDIO_TOP_DAC_CTL"},
1356
{"DL Digital Clock", NULL, "AUDIO_TOP_PWR_CLK"},
1357
{"DL Digital Clock", NULL, "AUDIO_TOP_PDN_RESERVED"},
1358
{"DL Digital Clock", NULL, "NCP"},
1359
{"DL Digital Clock", NULL, "AFE_ON"},
1361
{"AIF_RX", NULL, "DL Digital Clock"},
1364
{"DAC In Mux", "Normal Path", "AIF_RX"},
1366
{"DAC In Mux", "Sgen", "SGEN DL"},
1367
{"SGEN DL", NULL, "SGEN DL SRC"},
1368
{"SGEN DL", NULL, "SGEN MUTE"},
1369
{"SGEN DL", NULL, "SGEN DL Enable"},
1370
{"SGEN DL", NULL, "DL Digital Clock"},
1372
{"DACL", NULL, "DAC In Mux"},
1373
{"DACL", NULL, "DL Power Supply"},
1374
{"DACL", NULL, "DACL_BIASGEN"},
1376
{"DACR", NULL, "DAC In Mux"},
1377
{"DACR", NULL, "DL Power Supply"},
1378
{"DACR", NULL, "DACR_BIASGEN"},
1380
{"LOL Mux", "Playback", "DACL"},
1382
{"LOL Buffer", NULL, "LOL Mux"},
1383
{"LOL Buffer", NULL, "LO Stability Enh"},
1384
{"LOL Buffer", NULL, "LOL Bias Gen"},
1386
{"LINEOUT L", NULL, "LOL Buffer"},
1388
/* Headphone Path */
1389
{"HPL Mux", "Audio Playback", "DACL"},
1390
{"HPR Mux", "Audio Playback", "DACR"},
1392
{"HPL Mux", "LoudSPK Playback", "DACL"},
1393
{"HPR Mux", "LoudSPK Playback", "DACR"},
1395
{"HPL Power", NULL, "HPL Mux"},
1396
{"HPR Power", NULL, "HPR Mux"},
1398
{"Headphone L", NULL, "HPL Power"},
1399
{"Headphone R", NULL, "HPR Power"},
1402
{"RCV Mux", "Voice Playback", "DACL"},
1404
{"RCV Buffer", NULL, "RCV Mux"},
1405
{"RCV Buffer", NULL, "RCV Stability Enh"},
1406
{"RCV Buffer", NULL, "RCV Bias Gen"},
1408
{"Receiver", NULL, "RCV Buffer"},
1411
static int mt6351_codec_init_reg(struct snd_soc_component *cmpnt)
1413
/* Disable CLKSQ 26MHz */
1414
regmap_update_bits(cmpnt->regmap, MT6351_TOP_CLKSQ, 0x0001, 0x0);
1415
/* disable AUDGLB */
1416
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON9,
1418
/* Turn off AUDNCP_CLKDIV engine clock,Turn off AUD 26M */
1419
regmap_update_bits(cmpnt->regmap, MT6351_TOP_CKPDN_CON0_SET,
1421
/* Disable HeadphoneL/HeadphoneR/voice short circuit protection */
1422
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON0,
1424
/* [5] = 1, disable LO buffer left short circuit protection */
1425
regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON3,
1427
/* Reverse the PMIC clock*/
1428
regmap_update_bits(cmpnt->regmap, MT6351_AFE_PMIC_NEWIF_CFG2,
1433
static int mt6351_codec_probe(struct snd_soc_component *cmpnt)
1435
struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
1437
snd_soc_component_init_regmap(cmpnt, priv->regmap);
1439
mt6351_codec_init_reg(cmpnt);
1443
static const struct snd_soc_component_driver mt6351_soc_component_driver = {
1444
.probe = mt6351_codec_probe,
1445
.controls = mt6351_snd_controls,
1446
.num_controls = ARRAY_SIZE(mt6351_snd_controls),
1447
.dapm_widgets = mt6351_dapm_widgets,
1448
.num_dapm_widgets = ARRAY_SIZE(mt6351_dapm_widgets),
1449
.dapm_routes = mt6351_dapm_routes,
1450
.num_dapm_routes = ARRAY_SIZE(mt6351_dapm_routes),
1453
static int mt6351_codec_driver_probe(struct platform_device *pdev)
1455
struct mt6351_priv *priv;
1457
priv = devm_kzalloc(&pdev->dev,
1458
sizeof(struct mt6351_priv),
1463
dev_set_drvdata(&pdev->dev, priv);
1465
priv->dev = &pdev->dev;
1467
priv->regmap = dev_get_regmap(pdev->dev.parent, NULL);
1471
dev_dbg(priv->dev, "%s(), dev name %s\n",
1472
__func__, dev_name(&pdev->dev));
1474
return devm_snd_soc_register_component(&pdev->dev,
1475
&mt6351_soc_component_driver,
1477
ARRAY_SIZE(mt6351_dai_driver));
1480
static const struct of_device_id mt6351_of_match[] = {
1481
{.compatible = "mediatek,mt6351-sound",},
1485
static struct platform_driver mt6351_codec_driver = {
1487
.name = "mt6351-sound",
1488
.of_match_table = mt6351_of_match,
1490
.probe = mt6351_codec_driver_probe,
1493
module_platform_driver(mt6351_codec_driver)
1495
/* Module information */
1496
MODULE_DESCRIPTION("MT6351 ALSA SoC codec driver");
1497
MODULE_AUTHOR("KaiChieh Chuang <kaichieh.chuang@mediatek.com>");
1498
MODULE_LICENSE("GPL v2");