| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Tomoya Morinaga | 2887 | 94.94% | 1 | 9.09% |
| Kuninori Morimoto | 111 | 3.65% | 2 | 18.18% |
| Takashi Iwai | 21 | 0.69% | 2 | 18.18% |
| Axel Lin | 17 | 0.56% | 3 | 27.27% |
| Lars-Peter Clausen | 4 | 0.13% | 2 | 18.18% |
| Bhumika Goyal | 1 | 0.03% | 1 | 9.09% |
| Total | 3041 | 11 |
/* * Copyright (C) 2011 LAPIS Semiconductor Co., Ltd. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. */ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/pm.h> #include <linux/i2c.h> #include <linux/slab.h> #include <linux/platform_device.h> #include <linux/regmap.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/tlv.h> #include "ml26124.h" #define DVOL_CTL_DVMUTE_ON BIT(4) /* Digital volume MUTE On */ #define DVOL_CTL_DVMUTE_OFF 0 /* Digital volume MUTE Off */ #define ML26124_SAI_NO_DELAY BIT(1) #define ML26124_SAI_FRAME_SYNC (BIT(5) | BIT(0)) /* For mono (Telecodec) */ #define ML26134_CACHESIZE 212 #define ML26124_VMID BIT(1) #define ML26124_RATES (SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_32000 |\ SNDRV_PCM_RATE_48000) #define ML26124_FORMATS (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |\ SNDRV_PCM_FMTBIT_S32_LE) #define ML26124_NUM_REGISTER ML26134_CACHESIZE struct ml26124_priv { u32 mclk; u32 rate; struct regmap *regmap; int clk_in; struct snd_pcm_substream *substream; }; struct clk_coeff { u32 mclk; u32 rate; u8 pllnl; u8 pllnh; u8 pllml; u8 pllmh; u8 plldiv; }; /* ML26124 configuration */ static const DECLARE_TLV_DB_SCALE(digital_tlv, -7150, 50, 0); static const DECLARE_TLV_DB_SCALE(alclvl, -2250, 150, 0); static const DECLARE_TLV_DB_SCALE(mingain, -1200, 600, 0); static const DECLARE_TLV_DB_SCALE(maxgain, -675, 600, 0); static const DECLARE_TLV_DB_SCALE(boost_vol, -1200, 75, 0); static const DECLARE_TLV_DB_SCALE(ngth, -7650, 150, 0); static const char * const ml26124_companding[] = {"16bit PCM", "u-law", "A-law"}; static SOC_ENUM_SINGLE_DECL(ml26124_adc_companding_enum, ML26124_SAI_TRANS_CTL, 6, ml26124_companding); static SOC_ENUM_SINGLE_DECL(ml26124_dac_companding_enum, ML26124_SAI_RCV_CTL, 6, ml26124_companding); static const struct snd_kcontrol_new ml26124_snd_controls[] = { SOC_SINGLE_TLV("Capture Digital Volume", ML26124_RECORD_DIG_VOL, 0, 0xff, 1, digital_tlv), SOC_SINGLE_TLV("Playback Digital Volume", ML26124_PLBAK_DIG_VOL, 0, 0xff, 1, digital_tlv), SOC_SINGLE_TLV("Digital Boost Volume", ML26124_DIGI_BOOST_VOL, 0, 0x3f, 0, boost_vol), SOC_SINGLE_TLV("EQ Band0 Volume", ML26124_EQ_GAIN_BRAND0, 0, 0xff, 1, digital_tlv), SOC_SINGLE_TLV("EQ Band1 Volume", ML26124_EQ_GAIN_BRAND1, 0, 0xff, 1, digital_tlv), SOC_SINGLE_TLV("EQ Band2 Volume", ML26124_EQ_GAIN_BRAND2, 0, 0xff, 1, digital_tlv), SOC_SINGLE_TLV("EQ Band3 Volume", ML26124_EQ_GAIN_BRAND3, 0, 0xff, 1, digital_tlv), SOC_SINGLE_TLV("EQ Band4 Volume", ML26124_EQ_GAIN_BRAND4, 0, 0xff, 1, digital_tlv), SOC_SINGLE_TLV("ALC Target Level", ML26124_ALC_TARGET_LEV, 0, 0xf, 1, alclvl), SOC_SINGLE_TLV("ALC Min Input Volume", ML26124_ALC_MAXMIN_GAIN, 0, 7, 0, mingain), SOC_SINGLE_TLV("ALC Max Input Volume", ML26124_ALC_MAXMIN_GAIN, 4, 7, 1, maxgain), SOC_SINGLE_TLV("Playback Limiter Min Input Volume", ML26124_PL_MAXMIN_GAIN, 0, 7, 0, mingain), SOC_SINGLE_TLV("Playback Limiter Max Input Volume", ML26124_PL_MAXMIN_GAIN, 4, 7, 1, maxgain), SOC_SINGLE_TLV("Playback Boost Volume", ML26124_PLYBAK_BOST_VOL, 0, 0x3f, 0, boost_vol), SOC_SINGLE("DC High Pass Filter Switch", ML26124_FILTER_EN, 0, 1, 0), SOC_SINGLE("Noise High Pass Filter Switch", ML26124_FILTER_EN, 1, 1, 0), SOC_SINGLE("ZC Switch", ML26124_PW_ZCCMP_PW_MNG, 1, 1, 0), SOC_SINGLE("EQ Band0 Switch", ML26124_FILTER_EN, 2, 1, 0), SOC_SINGLE("EQ Band1 Switch", ML26124_FILTER_EN, 3, 1, 0), SOC_SINGLE("EQ Band2 Switch", ML26124_FILTER_EN, 4, 1, 0), SOC_SINGLE("EQ Band3 Switch", ML26124_FILTER_EN, 5, 1, 0), SOC_SINGLE("EQ Band4 Switch", ML26124_FILTER_EN, 6, 1, 0), SOC_SINGLE("Play Limiter", ML26124_DVOL_CTL, 0, 1, 0), SOC_SINGLE("Capture Limiter", ML26124_DVOL_CTL, 1, 1, 0), SOC_SINGLE("Digital Volume Fade Switch", ML26124_DVOL_CTL, 3, 1, 0), SOC_SINGLE("Digital Switch", ML26124_DVOL_CTL, 4, 1, 0), SOC_ENUM("DAC Companding", ml26124_dac_companding_enum), SOC_ENUM("ADC Companding", ml26124_adc_companding_enum), }; static const struct snd_kcontrol_new ml26124_output_mixer_controls[] = { SOC_DAPM_SINGLE("DAC Switch", ML26124_SPK_AMP_OUT, 1, 1, 0), SOC_DAPM_SINGLE("Line in loopback Switch", ML26124_SPK_AMP_OUT, 3, 1, 0), SOC_DAPM_SINGLE("PGA Switch", ML26124_SPK_AMP_OUT, 5, 1, 0), }; /* Input mux */ static const char * const ml26124_input_select[] = {"Analog MIC SingleEnded in", "Digital MIC in", "Analog MIC Differential in"}; static SOC_ENUM_SINGLE_DECL(ml26124_insel_enum, ML26124_MIC_IF_CTL, 0, ml26124_input_select); static const struct snd_kcontrol_new ml26124_input_mux_controls = SOC_DAPM_ENUM("Input Select", ml26124_insel_enum); static const struct snd_kcontrol_new ml26124_line_control = SOC_DAPM_SINGLE("Switch", ML26124_PW_LOUT_PW_MNG, 1, 1, 0); static const struct snd_soc_dapm_widget ml26124_dapm_widgets[] = { SND_SOC_DAPM_SUPPLY("MCLKEN", ML26124_CLK_EN, 0, 0, NULL, 0), SND_SOC_DAPM_SUPPLY("PLLEN", ML26124_CLK_EN, 1, 0, NULL, 0), SND_SOC_DAPM_SUPPLY("PLLOE", ML26124_CLK_EN, 2, 0, NULL, 0), SND_SOC_DAPM_SUPPLY("MICBIAS", ML26124_PW_REF_PW_MNG, 2, 0, NULL, 0), SND_SOC_DAPM_MIXER("Output Mixer", SND_SOC_NOPM, 0, 0, &ml26124_output_mixer_controls[0], ARRAY_SIZE(ml26124_output_mixer_controls)), SND_SOC_DAPM_DAC("DAC", "Playback", ML26124_PW_DAC_PW_MNG, 1, 0), SND_SOC_DAPM_ADC("ADC", "Capture", ML26124_PW_IN_PW_MNG, 1, 0), SND_SOC_DAPM_PGA("PGA", ML26124_PW_IN_PW_MNG, 3, 0, NULL, 0), SND_SOC_DAPM_MUX("Input Mux", SND_SOC_NOPM, 0, 0, &ml26124_input_mux_controls), SND_SOC_DAPM_SWITCH("Line Out Enable", SND_SOC_NOPM, 0, 0, &ml26124_line_control), SND_SOC_DAPM_INPUT("MDIN"), SND_SOC_DAPM_INPUT("MIN"), SND_SOC_DAPM_INPUT("LIN"), SND_SOC_DAPM_OUTPUT("SPOUT"), SND_SOC_DAPM_OUTPUT("LOUT"), }; static const struct snd_soc_dapm_route ml26124_intercon[] = { /* Supply */ {"DAC", NULL, "MCLKEN"}, {"ADC", NULL, "MCLKEN"}, {"DAC", NULL, "PLLEN"}, {"ADC", NULL, "PLLEN"}, {"DAC", NULL, "PLLOE"}, {"ADC", NULL, "PLLOE"}, /* output mixer */ {"Output Mixer", "DAC Switch", "DAC"}, {"Output Mixer", "Line in loopback Switch", "LIN"}, /* outputs */ {"LOUT", NULL, "Output Mixer"}, {"SPOUT", NULL, "Output Mixer"}, {"Line Out Enable", NULL, "LOUT"}, /* input */ {"ADC", NULL, "Input Mux"}, {"Input Mux", "Analog MIC SingleEnded in", "PGA"}, {"Input Mux", "Analog MIC Differential in", "PGA"}, {"PGA", NULL, "MIN"}, }; /* PLLOutputFreq(Hz) = InputMclkFreq(Hz) * PLLM / (PLLN * PLLDIV) */ static const struct clk_coeff coeff_div[] = { {12288000, 16000, 0xc, 0x0, 0x20, 0x0, 0x4}, {12288000, 32000, 0xc, 0x0, 0x20, 0x0, 0x4}, {12288000, 48000, 0xc, 0x0, 0x30, 0x0, 0x4}, }; static const struct reg_default ml26124_reg[] = { /* CLOCK control Register */ {0x00, 0x00 }, /* Sampling Rate */ {0x02, 0x00}, /* PLL NL */ {0x04, 0x00}, /* PLLNH */ {0x06, 0x00}, /* PLLML */ {0x08, 0x00}, /* MLLMH */ {0x0a, 0x00}, /* PLLDIV */ {0x0c, 0x00}, /* Clock Enable */ {0x0e, 0x00}, /* CLK Input/Output Control */ /* System Control Register */ {0x10, 0x00}, /* Software RESET */ {0x12, 0x00}, /* Record/Playback Run */ {0x14, 0x00}, /* Mic Input/Output control */ /* Power Management Register */ {0x20, 0x00}, /* Reference Power Management */ {0x22, 0x00}, /* Input Power Management */ {0x24, 0x00}, /* DAC Power Management */ {0x26, 0x00}, /* SP-AMP Power Management */ {0x28, 0x00}, /* LINEOUT Power Management */ {0x2a, 0x00}, /* VIDEO Power Management */ {0x2e, 0x00}, /* AC-CMP Power Management */ /* Analog reference Control Register */ {0x30, 0x04}, /* MICBIAS Voltage Control */ /* Input/Output Amplifier Control Register */ {0x32, 0x10}, /* MIC Input Volume */ {0x38, 0x00}, /* Mic Boost Volume */ {0x3a, 0x33}, /* Speaker AMP Volume */ {0x48, 0x00}, /* AMP Volume Control Function Enable */ {0x4a, 0x00}, /* Amplifier Volume Fader Control */ /* Analog Path Control Register */ {0x54, 0x00}, /* Speaker AMP Output Control */ {0x5a, 0x00}, /* Mic IF Control */ {0xe8, 0x01}, /* Mic Select Control */ /* Audio Interface Control Register */ {0x60, 0x00}, /* SAI-Trans Control */ {0x62, 0x00}, /* SAI-Receive Control */ {0x64, 0x00}, /* SAI Mode select */ /* DSP Control Register */ {0x66, 0x01}, /* Filter Func Enable */ {0x68, 0x00}, /* Volume Control Func Enable */ {0x6A, 0x00}, /* Mixer & Volume Control*/ {0x6C, 0xff}, /* Record Digital Volume */ {0x70, 0xff}, /* Playback Digital Volume */ {0x72, 0x10}, /* Digital Boost Volume */ {0x74, 0xe7}, /* EQ gain Band0 */ {0x76, 0xe7}, /* EQ gain Band1 */ {0x78, 0xe7}, /* EQ gain Band2 */ {0x7A, 0xe7}, /* EQ gain Band3 */ {0x7C, 0xe7}, /* EQ gain Band4 */ {0x7E, 0x00}, /* HPF2 CutOff*/ {0x80, 0x00}, /* EQ Band0 Coef0L */ {0x82, 0x00}, /* EQ Band0 Coef0H */ {0x84, 0x00}, /* EQ Band0 Coef0L */ {0x86, 0x00}, /* EQ Band0 Coef0H */ {0x88, 0x00}, /* EQ Band1 Coef0L */ {0x8A, 0x00}, /* EQ Band1 Coef0H */ {0x8C, 0x00}, /* EQ Band1 Coef0L */ {0x8E, 0x00}, /* EQ Band1 Coef0H */ {0x90, 0x00}, /* EQ Band2 Coef0L */ {0x92, 0x00}, /* EQ Band2 Coef0H */ {0x94, 0x00}, /* EQ Band2 Coef0L */ {0x96, 0x00}, /* EQ Band2 Coef0H */ {0x98, 0x00}, /* EQ Band3 Coef0L */ {0x9A, 0x00}, /* EQ Band3 Coef0H */ {0x9C, 0x00}, /* EQ Band3 Coef0L */ {0x9E, 0x00}, /* EQ Band3 Coef0H */ {0xA0, 0x00}, /* EQ Band4 Coef0L */ {0xA2, 0x00}, /* EQ Band4 Coef0H */ {0xA4, 0x00}, /* EQ Band4 Coef0L */ {0xA6, 0x00}, /* EQ Band4 Coef0H */ /* ALC Control Register */ {0xb0, 0x00}, /* ALC Mode */ {0xb2, 0x02}, /* ALC Attack Time */ {0xb4, 0x03}, /* ALC Decay Time */ {0xb6, 0x00}, /* ALC Hold Time */ {0xb8, 0x0b}, /* ALC Target Level */ {0xba, 0x70}, /* ALC Max/Min Gain */ {0xbc, 0x00}, /* Noise Gate Threshold */ {0xbe, 0x00}, /* ALC ZeroCross TimeOut */ /* Playback Limiter Control Register */ {0xc0, 0x04}, /* PL Attack Time */ {0xc2, 0x05}, /* PL Decay Time */ {0xc4, 0x0d}, /* PL Target Level */ {0xc6, 0x70}, /* PL Max/Min Gain */ {0xc8, 0x10}, /* Playback Boost Volume */ {0xca, 0x00}, /* PL ZeroCross TimeOut */ /* Video Amplifier Control Register */ {0xd0, 0x01}, /* VIDEO AMP Gain Control */ {0xd2, 0x01}, /* VIDEO AMP Setup 1 */ {0xd4, 0x01}, /* VIDEO AMP Control2 */ }; /* Get sampling rate value of sampling rate setting register (0x0) */ static inline int get_srate(int rate) { int srate; switch (rate) { case 16000: srate = 3; break; case 32000: srate = 6; break; case 48000: srate = 8; break; default: return -EINVAL; } return srate; } static inline int get_coeff(int mclk, int rate) { int i; for (i = 0; i < ARRAY_SIZE(coeff_div); i++) { if (coeff_div[i].rate == rate && coeff_div[i].mclk == mclk) return i; } return -EINVAL; } static int ml26124_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params, struct snd_soc_dai *dai) { struct snd_soc_component *component = dai->component; struct ml26124_priv *priv = snd_soc_component_get_drvdata(component); int i = get_coeff(priv->mclk, params_rate(hw_params)); int srate; if (i < 0) return i; priv->substream = substream; priv->rate = params_rate(hw_params); if (priv->clk_in) { switch (priv->mclk / params_rate(hw_params)) { case 256: snd_soc_component_update_bits(component, ML26124_CLK_CTL, BIT(0) | BIT(1), 1); break; case 512: snd_soc_component_update_bits(component, ML26124_CLK_CTL, BIT(0) | BIT(1), 2); break; case 1024: snd_soc_component_update_bits(component, ML26124_CLK_CTL, BIT(0) | BIT(1), 3); break; default: dev_err(component->dev, "Unsupported MCLKI\n"); break; } } else { snd_soc_component_update_bits(component, ML26124_CLK_CTL, BIT(0) | BIT(1), 0); } srate = get_srate(params_rate(hw_params)); if (srate < 0) return srate; snd_soc_component_update_bits(component, ML26124_SMPLING_RATE, 0xf, srate); snd_soc_component_update_bits(component, ML26124_PLLNL, 0xff, coeff_div[i].pllnl); snd_soc_component_update_bits(component, ML26124_PLLNH, 0x1, coeff_div[i].pllnh); snd_soc_component_update_bits(component, ML26124_PLLML, 0xff, coeff_div[i].pllml); snd_soc_component_update_bits(component, ML26124_PLLMH, 0x3f, coeff_div[i].pllmh); snd_soc_component_update_bits(component, ML26124_PLLDIV, 0x1f, coeff_div[i].plldiv); return 0; } static int ml26124_mute(struct snd_soc_dai *dai, int mute) { struct snd_soc_component *component = dai->component; struct ml26124_priv *priv = snd_soc_component_get_drvdata(component); switch (priv->substream->stream) { case SNDRV_PCM_STREAM_CAPTURE: snd_soc_component_update_bits(component, ML26124_REC_PLYBAK_RUN, BIT(0), 1); break; case SNDRV_PCM_STREAM_PLAYBACK: snd_soc_component_update_bits(component, ML26124_REC_PLYBAK_RUN, BIT(1), 2); break; } if (mute) snd_soc_component_update_bits(component, ML26124_DVOL_CTL, BIT(4), DVOL_CTL_DVMUTE_ON); else snd_soc_component_update_bits(component, ML26124_DVOL_CTL, BIT(4), DVOL_CTL_DVMUTE_OFF); return 0; } static int ml26124_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) { unsigned char mode; struct snd_soc_component *component = codec_dai->component; /* set master/slave audio interface */ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { case SND_SOC_DAIFMT_CBM_CFM: mode = 1; break; case SND_SOC_DAIFMT_CBS_CFS: mode = 0; break; default: return -EINVAL; } snd_soc_component_update_bits(component, ML26124_SAI_MODE_SEL, BIT(0), mode); /* interface format */ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { case SND_SOC_DAIFMT_I2S: break; default: return -EINVAL; } /* clock inversion */ switch (fmt & SND_SOC_DAIFMT_INV_MASK) { case SND_SOC_DAIFMT_NB_NF: break; default: return -EINVAL; } return 0; } static int ml26124_set_dai_sysclk(struct snd_soc_dai *codec_dai, int clk_id, unsigned int freq, int dir) { struct snd_soc_component *component = codec_dai->component; struct ml26124_priv *priv = snd_soc_component_get_drvdata(component); switch (clk_id) { case ML26124_USE_PLLOUT: priv->clk_in = ML26124_USE_PLLOUT; break; case ML26124_USE_MCLKI: priv->clk_in = ML26124_USE_MCLKI; break; default: return -EINVAL; } priv->mclk = freq; return 0; } static int ml26124_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { struct ml26124_priv *priv = snd_soc_component_get_drvdata(component); switch (level) { case SND_SOC_BIAS_ON: snd_soc_component_update_bits(component, ML26124_PW_SPAMP_PW_MNG, ML26124_R26_MASK, ML26124_BLT_PREAMP_ON); msleep(100); snd_soc_component_update_bits(component, ML26124_PW_SPAMP_PW_MNG, ML26124_R26_MASK, ML26124_MICBEN_ON | ML26124_BLT_ALL_ON); break; case SND_SOC_BIAS_PREPARE: break; case SND_SOC_BIAS_STANDBY: /* VMID ON */ if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) { snd_soc_component_update_bits(component, ML26124_PW_REF_PW_MNG, ML26124_VMID, ML26124_VMID); msleep(500); regcache_sync(priv->regmap); } break; case SND_SOC_BIAS_OFF: /* VMID OFF */ snd_soc_component_update_bits(component, ML26124_PW_REF_PW_MNG, ML26124_VMID, 0); break; } return 0; } static const struct snd_soc_dai_ops ml26124_dai_ops = { .hw_params = ml26124_hw_params, .digital_mute = ml26124_mute, .set_fmt = ml26124_set_dai_fmt, .set_sysclk = ml26124_set_dai_sysclk, }; static struct snd_soc_dai_driver ml26124_dai = { .name = "ml26124-hifi", .playback = { .stream_name = "Playback", .channels_min = 1, .channels_max = 2, .rates = ML26124_RATES, .formats = ML26124_FORMATS,}, .capture = { .stream_name = "Capture", .channels_min = 1, .channels_max = 2, .rates = ML26124_RATES, .formats = ML26124_FORMATS,}, .ops = &ml26124_dai_ops, .symmetric_rates = 1, }; static int ml26124_probe(struct snd_soc_component *component) { /* Software Reset */ snd_soc_component_update_bits(component, ML26124_SW_RST, 0x01, 1); snd_soc_component_update_bits(component, ML26124_SW_RST, 0x01, 0); return 0; } static const struct snd_soc_component_driver soc_component_dev_ml26124 = { .probe = ml26124_probe, .set_bias_level = ml26124_set_bias_level, .controls = ml26124_snd_controls, .num_controls = ARRAY_SIZE(ml26124_snd_controls), .dapm_widgets = ml26124_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(ml26124_dapm_widgets), .dapm_routes = ml26124_intercon, .num_dapm_routes = ARRAY_SIZE(ml26124_intercon), .suspend_bias_off = 1, .idle_bias_on = 1, .use_pmdown_time = 1, .endianness = 1, .non_legacy_dai_naming = 1, }; static const struct regmap_config ml26124_i2c_regmap = { .val_bits = 8, .reg_bits = 8, .max_register = ML26124_NUM_REGISTER, .reg_defaults = ml26124_reg, .num_reg_defaults = ARRAY_SIZE(ml26124_reg), .cache_type = REGCACHE_RBTREE, .write_flag_mask = 0x01, }; static int ml26124_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct ml26124_priv *priv; int ret; priv = devm_kzalloc(&i2c->dev, sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; i2c_set_clientdata(i2c, priv); priv->regmap = devm_regmap_init_i2c(i2c, &ml26124_i2c_regmap); if (IS_ERR(priv->regmap)) { ret = PTR_ERR(priv->regmap); dev_err(&i2c->dev, "regmap_init_i2c() failed: %d\n", ret); return ret; } return devm_snd_soc_register_component(&i2c->dev, &soc_component_dev_ml26124, &ml26124_dai, 1); } static const struct i2c_device_id ml26124_i2c_id[] = { { "ml26124", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, ml26124_i2c_id); static struct i2c_driver ml26124_i2c_driver = { .driver = { .name = "ml26124", }, .probe = ml26124_i2c_probe, .id_table = ml26124_i2c_id, }; module_i2c_driver(ml26124_i2c_driver); MODULE_AUTHOR("Tomoya MORINAGA <tomoya.rohm@gmail.com>"); MODULE_DESCRIPTION("LAPIS Semiconductor ML26124 ALSA SoC codec driver"); MODULE_LICENSE("GPL");
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