1d2912cb1SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only 2c1f27190SArun KS /* 3c1f27190SArun KS * ALSA SoC TLV320AIC23 codec driver 4c1f27190SArun KS * 5c1f27190SArun KS * Author: Arun KS, <arunks@mistralsolutions.com> 6c1f27190SArun KS * Copyright: (C) 2008 Mistral Solutions Pvt Ltd., 7c1f27190SArun KS * 8c1f27190SArun KS * Based on sound/soc/codecs/wm8731.c by Richard Purdie 9c1f27190SArun KS * 10c1f27190SArun KS * Notes: 11c1f27190SArun KS * The AIC23 is a driver for a low power stereo audio 12c1f27190SArun KS * codec tlv320aic23 13c1f27190SArun KS * 14c1f27190SArun KS * The machine layer should disable unsupported inputs/outputs by 15c1f27190SArun KS * snd_soc_dapm_disable_pin(codec, "LHPOUT"), etc. 16c1f27190SArun KS */ 17c1f27190SArun KS 18c1f27190SArun KS #include <linux/module.h> 19c1f27190SArun KS #include <linux/moduleparam.h> 20c1f27190SArun KS #include <linux/init.h> 21c1f27190SArun KS #include <linux/delay.h> 22c1f27190SArun KS #include <linux/pm.h> 234aa11d67SMark Brown #include <linux/regmap.h> 245a0e3ad6STejun Heo #include <linux/slab.h> 25c1f27190SArun KS #include <sound/core.h> 26c1f27190SArun KS #include <sound/pcm.h> 27c1f27190SArun KS #include <sound/pcm_params.h> 28c1f27190SArun KS #include <sound/soc.h> 29c1f27190SArun KS #include <sound/tlv.h> 30c1f27190SArun KS #include <sound/initval.h> 31c1f27190SArun KS 32c1f27190SArun KS #include "tlv320aic23.h" 33c1f27190SArun KS 34c1f27190SArun KS /* 35c1f27190SArun KS * AIC23 register cache 36c1f27190SArun KS */ 374aa11d67SMark Brown static const struct reg_default tlv320aic23_reg[] = { 384aa11d67SMark Brown { 0, 0x0097 }, 394aa11d67SMark Brown { 1, 0x0097 }, 404aa11d67SMark Brown { 2, 0x00F9 }, 414aa11d67SMark Brown { 3, 0x00F9 }, 424aa11d67SMark Brown { 4, 0x001A }, 434aa11d67SMark Brown { 5, 0x0004 }, 444aa11d67SMark Brown { 6, 0x0007 }, 454aa11d67SMark Brown { 7, 0x0001 }, 464aa11d67SMark Brown { 8, 0x0020 }, 474aa11d67SMark Brown { 9, 0x0000 }, 484aa11d67SMark Brown }; 494aa11d67SMark Brown 50b3fc5725SMax Filippov const struct regmap_config tlv320aic23_regmap = { 514aa11d67SMark Brown .reg_bits = 7, 524aa11d67SMark Brown .val_bits = 9, 534aa11d67SMark Brown 544aa11d67SMark Brown .max_register = TLV320AIC23_RESET, 554aa11d67SMark Brown .reg_defaults = tlv320aic23_reg, 564aa11d67SMark Brown .num_reg_defaults = ARRAY_SIZE(tlv320aic23_reg), 574aa11d67SMark Brown .cache_type = REGCACHE_RBTREE, 58c1f27190SArun KS }; 5940423285SMax Filippov EXPORT_SYMBOL(tlv320aic23_regmap); 60c1f27190SArun KS 61c1f27190SArun KS static const char *rec_src_text[] = { "Line", "Mic" }; 62c1f27190SArun KS static const char *deemph_text[] = {"None", "32Khz", "44.1Khz", "48Khz"}; 63c1f27190SArun KS 64806057ccSTakashi Iwai static SOC_ENUM_SINGLE_DECL(rec_src_enum, 65806057ccSTakashi Iwai TLV320AIC23_ANLG, 2, rec_src_text); 66c1f27190SArun KS 67c1f27190SArun KS static const struct snd_kcontrol_new tlv320aic23_rec_src_mux_controls = 68c1f27190SArun KS SOC_DAPM_ENUM("Input Select", rec_src_enum); 69c1f27190SArun KS 70806057ccSTakashi Iwai static SOC_ENUM_SINGLE_DECL(tlv320aic23_rec_src, 71806057ccSTakashi Iwai TLV320AIC23_ANLG, 2, rec_src_text); 72806057ccSTakashi Iwai static SOC_ENUM_SINGLE_DECL(tlv320aic23_deemph, 73806057ccSTakashi Iwai TLV320AIC23_DIGT, 1, deemph_text); 74c1f27190SArun KS 75c1f27190SArun KS static const DECLARE_TLV_DB_SCALE(out_gain_tlv, -12100, 100, 0); 76c1f27190SArun KS static const DECLARE_TLV_DB_SCALE(input_gain_tlv, -1725, 75, 0); 77df91ddf1SArun KS static const DECLARE_TLV_DB_SCALE(sidetone_vol_tlv, -1800, 300, 0); 78df91ddf1SArun KS 79df91ddf1SArun KS static int snd_soc_tlv320aic23_put_volsw(struct snd_kcontrol *kcontrol, 80df91ddf1SArun KS struct snd_ctl_elem_value *ucontrol) 81df91ddf1SArun KS { 82ff06ac2aSKuninori Morimoto struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 83df91ddf1SArun KS u16 val, reg; 84df91ddf1SArun KS 85df91ddf1SArun KS val = (ucontrol->value.integer.value[0] & 0x07); 86df91ddf1SArun KS 87df91ddf1SArun KS /* linear conversion to userspace 88df91ddf1SArun KS * 000 = -6db 89df91ddf1SArun KS * 001 = -9db 90df91ddf1SArun KS * 010 = -12db 91df91ddf1SArun KS * 011 = -18db (Min) 92df91ddf1SArun KS * 100 = 0db (Max) 93df91ddf1SArun KS */ 94df91ddf1SArun KS val = (val >= 4) ? 4 : (3 - val); 95df91ddf1SArun KS 96ff06ac2aSKuninori Morimoto reg = snd_soc_component_read32(component, TLV320AIC23_ANLG) & (~0x1C0); 97ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_ANLG, reg | (val << 6)); 98df91ddf1SArun KS 99df91ddf1SArun KS return 0; 100df91ddf1SArun KS } 101df91ddf1SArun KS 102df91ddf1SArun KS static int snd_soc_tlv320aic23_get_volsw(struct snd_kcontrol *kcontrol, 103df91ddf1SArun KS struct snd_ctl_elem_value *ucontrol) 104df91ddf1SArun KS { 105ff06ac2aSKuninori Morimoto struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 106df91ddf1SArun KS u16 val; 107df91ddf1SArun KS 108ff06ac2aSKuninori Morimoto val = snd_soc_component_read32(component, TLV320AIC23_ANLG) & (0x1C0); 109df91ddf1SArun KS val = val >> 6; 110df91ddf1SArun KS val = (val >= 4) ? 4 : (3 - val); 111df91ddf1SArun KS ucontrol->value.integer.value[0] = val; 112df91ddf1SArun KS return 0; 113df91ddf1SArun KS 114df91ddf1SArun KS } 115df91ddf1SArun KS 116c1f27190SArun KS static const struct snd_kcontrol_new tlv320aic23_snd_controls[] = { 117c1f27190SArun KS SOC_DOUBLE_R_TLV("Digital Playback Volume", TLV320AIC23_LCHNVOL, 118c1f27190SArun KS TLV320AIC23_RCHNVOL, 0, 127, 0, out_gain_tlv), 119c1f27190SArun KS SOC_SINGLE("Digital Playback Switch", TLV320AIC23_DIGT, 3, 1, 1), 120c1f27190SArun KS SOC_DOUBLE_R("Line Input Switch", TLV320AIC23_LINVOL, 121c1f27190SArun KS TLV320AIC23_RINVOL, 7, 1, 0), 122c1f27190SArun KS SOC_DOUBLE_R_TLV("Line Input Volume", TLV320AIC23_LINVOL, 123c1f27190SArun KS TLV320AIC23_RINVOL, 0, 31, 0, input_gain_tlv), 124c1f27190SArun KS SOC_SINGLE("Mic Input Switch", TLV320AIC23_ANLG, 1, 1, 1), 125c1f27190SArun KS SOC_SINGLE("Mic Booster Switch", TLV320AIC23_ANLG, 0, 1, 0), 1260f9887d1SPeter Ujfalusi SOC_SINGLE_EXT_TLV("Sidetone Volume", TLV320AIC23_ANLG, 6, 4, 0, 1270f9887d1SPeter Ujfalusi snd_soc_tlv320aic23_get_volsw, 1280f9887d1SPeter Ujfalusi snd_soc_tlv320aic23_put_volsw, sidetone_vol_tlv), 129c1f27190SArun KS SOC_ENUM("Playback De-emphasis", tlv320aic23_deemph), 130c1f27190SArun KS }; 131c1f27190SArun KS 132c1f27190SArun KS /* PGA Mixer controls for Line and Mic switch */ 133c1f27190SArun KS static const struct snd_kcontrol_new tlv320aic23_output_mixer_controls[] = { 134c1f27190SArun KS SOC_DAPM_SINGLE("Line Bypass Switch", TLV320AIC23_ANLG, 3, 1, 0), 135c1f27190SArun KS SOC_DAPM_SINGLE("Mic Sidetone Switch", TLV320AIC23_ANLG, 5, 1, 0), 136c1f27190SArun KS SOC_DAPM_SINGLE("Playback Switch", TLV320AIC23_ANLG, 4, 1, 0), 137c1f27190SArun KS }; 138c1f27190SArun KS 139c1f27190SArun KS static const struct snd_soc_dapm_widget tlv320aic23_dapm_widgets[] = { 140c1f27190SArun KS SND_SOC_DAPM_DAC("DAC", "Playback", TLV320AIC23_PWR, 3, 1), 141c1f27190SArun KS SND_SOC_DAPM_ADC("ADC", "Capture", TLV320AIC23_PWR, 2, 1), 142c1f27190SArun KS SND_SOC_DAPM_MUX("Capture Source", SND_SOC_NOPM, 0, 0, 143c1f27190SArun KS &tlv320aic23_rec_src_mux_controls), 144c1f27190SArun KS SND_SOC_DAPM_MIXER("Output Mixer", TLV320AIC23_PWR, 4, 1, 145c1f27190SArun KS &tlv320aic23_output_mixer_controls[0], 146c1f27190SArun KS ARRAY_SIZE(tlv320aic23_output_mixer_controls)), 147c1f27190SArun KS SND_SOC_DAPM_PGA("Line Input", TLV320AIC23_PWR, 0, 1, NULL, 0), 148c1f27190SArun KS SND_SOC_DAPM_PGA("Mic Input", TLV320AIC23_PWR, 1, 1, NULL, 0), 149c1f27190SArun KS 150c1f27190SArun KS SND_SOC_DAPM_OUTPUT("LHPOUT"), 151c1f27190SArun KS SND_SOC_DAPM_OUTPUT("RHPOUT"), 152c1f27190SArun KS SND_SOC_DAPM_OUTPUT("LOUT"), 153c1f27190SArun KS SND_SOC_DAPM_OUTPUT("ROUT"), 154c1f27190SArun KS 155c1f27190SArun KS SND_SOC_DAPM_INPUT("LLINEIN"), 156c1f27190SArun KS SND_SOC_DAPM_INPUT("RLINEIN"), 157c1f27190SArun KS 158c1f27190SArun KS SND_SOC_DAPM_INPUT("MICIN"), 159c1f27190SArun KS }; 160c1f27190SArun KS 161a7dca707SLu Guanqun static const struct snd_soc_dapm_route tlv320aic23_intercon[] = { 162c1f27190SArun KS /* Output Mixer */ 163c1f27190SArun KS {"Output Mixer", "Line Bypass Switch", "Line Input"}, 164c1f27190SArun KS {"Output Mixer", "Playback Switch", "DAC"}, 165c1f27190SArun KS {"Output Mixer", "Mic Sidetone Switch", "Mic Input"}, 166c1f27190SArun KS 167c1f27190SArun KS /* Outputs */ 168c1f27190SArun KS {"RHPOUT", NULL, "Output Mixer"}, 169c1f27190SArun KS {"LHPOUT", NULL, "Output Mixer"}, 170c1f27190SArun KS {"LOUT", NULL, "Output Mixer"}, 171c1f27190SArun KS {"ROUT", NULL, "Output Mixer"}, 172c1f27190SArun KS 173c1f27190SArun KS /* Inputs */ 174a03faba9SLiviu Dudau {"Line Input", NULL, "LLINEIN"}, 175a03faba9SLiviu Dudau {"Line Input", NULL, "RLINEIN"}, 176a03faba9SLiviu Dudau {"Mic Input", NULL, "MICIN"}, 177c1f27190SArun KS 178c1f27190SArun KS /* input mux */ 179c1f27190SArun KS {"Capture Source", "Line", "Line Input"}, 180c1f27190SArun KS {"Capture Source", "Mic", "Mic Input"}, 181c1f27190SArun KS {"ADC", NULL, "Capture Source"}, 182c1f27190SArun KS 183c1f27190SArun KS }; 184c1f27190SArun KS 18526df91c3STroy Kisky /* AIC23 driver data */ 18626df91c3STroy Kisky struct aic23 { 1874aa11d67SMark Brown struct regmap *regmap; 18826df91c3STroy Kisky int mclk; 18926df91c3STroy Kisky int requested_adc; 19026df91c3STroy Kisky int requested_dac; 191c1f27190SArun KS }; 192c1f27190SArun KS 19326df91c3STroy Kisky /* 19426df91c3STroy Kisky * Common Crystals used 19526df91c3STroy Kisky * 11.2896 Mhz /128 = *88.2k /192 = 58.8k 19626df91c3STroy Kisky * 12.0000 Mhz /125 = *96k /136 = 88.235K 19726df91c3STroy Kisky * 12.2880 Mhz /128 = *96k /192 = 64k 19826df91c3STroy Kisky * 16.9344 Mhz /128 = 132.3k /192 = *88.2k 19926df91c3STroy Kisky * 18.4320 Mhz /128 = 144k /192 = *96k 20026df91c3STroy Kisky */ 20126df91c3STroy Kisky 20226df91c3STroy Kisky /* 20326df91c3STroy Kisky * Normal BOSR 0-256/2 = 128, 1-384/2 = 192 20426df91c3STroy Kisky * USB BOSR 0-250/2 = 125, 1-272/2 = 136 20526df91c3STroy Kisky */ 20626df91c3STroy Kisky static const int bosr_usb_divisor_table[] = { 20726df91c3STroy Kisky 128, 125, 192, 136 20826df91c3STroy Kisky }; 20926df91c3STroy Kisky #define LOWER_GROUP ((1<<0) | (1<<1) | (1<<2) | (1<<3) | (1<<6) | (1<<7)) 21026df91c3STroy Kisky #define UPPER_GROUP ((1<<8) | (1<<9) | (1<<10) | (1<<11) | (1<<15)) 21126df91c3STroy Kisky static const unsigned short sr_valid_mask[] = { 21226df91c3STroy Kisky LOWER_GROUP|UPPER_GROUP, /* Normal, bosr - 0*/ 21326df91c3STroy Kisky LOWER_GROUP, /* Usb, bosr - 0*/ 214bab02124STroy Kisky LOWER_GROUP|UPPER_GROUP, /* Normal, bosr - 1*/ 21526df91c3STroy Kisky UPPER_GROUP, /* Usb, bosr - 1*/ 21626df91c3STroy Kisky }; 21726df91c3STroy Kisky /* 21826df91c3STroy Kisky * Every divisor is a factor of 11*12 21926df91c3STroy Kisky */ 22026df91c3STroy Kisky #define SR_MULT (11*12) 221ccff4b15STroy Kisky #define A(x) (SR_MULT/x) 22226df91c3STroy Kisky static const unsigned char sr_adc_mult_table[] = { 223ccff4b15STroy Kisky A(2), A(2), A(12), A(12), 0, 0, A(3), A(1), 224ccff4b15STroy Kisky A(2), A(2), A(11), A(11), 0, 0, 0, A(1) 22526df91c3STroy Kisky }; 22626df91c3STroy Kisky static const unsigned char sr_dac_mult_table[] = { 227ccff4b15STroy Kisky A(2), A(12), A(2), A(12), 0, 0, A(3), A(1), 228ccff4b15STroy Kisky A(2), A(11), A(2), A(11), 0, 0, 0, A(1) 22926df91c3STroy Kisky }; 23026df91c3STroy Kisky 23126df91c3STroy Kisky static unsigned get_score(int adc, int adc_l, int adc_h, int need_adc, 23226df91c3STroy Kisky int dac, int dac_l, int dac_h, int need_dac) 23326df91c3STroy Kisky { 23426df91c3STroy Kisky if ((adc >= adc_l) && (adc <= adc_h) && 23526df91c3STroy Kisky (dac >= dac_l) && (dac <= dac_h)) { 23626df91c3STroy Kisky int diff_adc = need_adc - adc; 23726df91c3STroy Kisky int diff_dac = need_dac - dac; 23826df91c3STroy Kisky return abs(diff_adc) + abs(diff_dac); 23926df91c3STroy Kisky } 24026df91c3STroy Kisky return UINT_MAX; 24126df91c3STroy Kisky } 24226df91c3STroy Kisky 24326df91c3STroy Kisky static int find_rate(int mclk, u32 need_adc, u32 need_dac) 24426df91c3STroy Kisky { 24526df91c3STroy Kisky int i, j; 24626df91c3STroy Kisky int best_i = -1; 24726df91c3STroy Kisky int best_j = -1; 24826df91c3STroy Kisky int best_div = 0; 24926df91c3STroy Kisky unsigned best_score = UINT_MAX; 25026df91c3STroy Kisky int adc_l, adc_h, dac_l, dac_h; 25126df91c3STroy Kisky 25226df91c3STroy Kisky need_adc *= SR_MULT; 25326df91c3STroy Kisky need_dac *= SR_MULT; 25426df91c3STroy Kisky /* 25526df91c3STroy Kisky * rates given are +/- 1/32 25626df91c3STroy Kisky */ 25726df91c3STroy Kisky adc_l = need_adc - (need_adc >> 5); 25826df91c3STroy Kisky adc_h = need_adc + (need_adc >> 5); 25926df91c3STroy Kisky dac_l = need_dac - (need_dac >> 5); 26026df91c3STroy Kisky dac_h = need_dac + (need_dac >> 5); 2618d702f23SMark Brown for (i = 0; i < ARRAY_SIZE(bosr_usb_divisor_table); i++) { 26226df91c3STroy Kisky int base = mclk / bosr_usb_divisor_table[i]; 26326df91c3STroy Kisky int mask = sr_valid_mask[i]; 2648d702f23SMark Brown for (j = 0; j < ARRAY_SIZE(sr_adc_mult_table); 2658d702f23SMark Brown j++, mask >>= 1) { 26626df91c3STroy Kisky int adc; 26726df91c3STroy Kisky int dac; 26826df91c3STroy Kisky int score; 26926df91c3STroy Kisky if ((mask & 1) == 0) 27026df91c3STroy Kisky continue; 27126df91c3STroy Kisky adc = base * sr_adc_mult_table[j]; 27226df91c3STroy Kisky dac = base * sr_dac_mult_table[j]; 27326df91c3STroy Kisky score = get_score(adc, adc_l, adc_h, need_adc, 27426df91c3STroy Kisky dac, dac_l, dac_h, need_dac); 27526df91c3STroy Kisky if (best_score > score) { 27626df91c3STroy Kisky best_score = score; 27726df91c3STroy Kisky best_i = i; 27826df91c3STroy Kisky best_j = j; 27926df91c3STroy Kisky best_div = 0; 28026df91c3STroy Kisky } 28126df91c3STroy Kisky score = get_score((adc >> 1), adc_l, adc_h, need_adc, 28226df91c3STroy Kisky (dac >> 1), dac_l, dac_h, need_dac); 28326df91c3STroy Kisky /* prefer to have a /2 */ 28426df91c3STroy Kisky if ((score != UINT_MAX) && (best_score >= score)) { 28526df91c3STroy Kisky best_score = score; 28626df91c3STroy Kisky best_i = i; 28726df91c3STroy Kisky best_j = j; 28826df91c3STroy Kisky best_div = 1; 28926df91c3STroy Kisky } 29026df91c3STroy Kisky } 29126df91c3STroy Kisky } 29226df91c3STroy Kisky return (best_j << 2) | best_i | (best_div << TLV320AIC23_CLKIN_SHIFT); 29326df91c3STroy Kisky } 29426df91c3STroy Kisky 2958d702f23SMark Brown #ifdef DEBUG 296ff06ac2aSKuninori Morimoto static void get_current_sample_rates(struct snd_soc_component *component, int mclk, 29726df91c3STroy Kisky u32 *sample_rate_adc, u32 *sample_rate_dac) 29826df91c3STroy Kisky { 299ff06ac2aSKuninori Morimoto int src = snd_soc_component_read32(component, TLV320AIC23_SRATE); 30026df91c3STroy Kisky int sr = (src >> 2) & 0x0f; 30126df91c3STroy Kisky int val = (mclk / bosr_usb_divisor_table[src & 3]); 30226df91c3STroy Kisky int adc = (val * sr_adc_mult_table[sr]) / SR_MULT; 30326df91c3STroy Kisky int dac = (val * sr_dac_mult_table[sr]) / SR_MULT; 30426df91c3STroy Kisky if (src & TLV320AIC23_CLKIN_HALF) { 30526df91c3STroy Kisky adc >>= 1; 30626df91c3STroy Kisky dac >>= 1; 30726df91c3STroy Kisky } 30826df91c3STroy Kisky *sample_rate_adc = adc; 30926df91c3STroy Kisky *sample_rate_dac = dac; 31026df91c3STroy Kisky } 3118d702f23SMark Brown #endif 31226df91c3STroy Kisky 313ff06ac2aSKuninori Morimoto static int set_sample_rate_control(struct snd_soc_component *component, int mclk, 31426df91c3STroy Kisky u32 sample_rate_adc, u32 sample_rate_dac) 31526df91c3STroy Kisky { 31626df91c3STroy Kisky /* Search for the right sample rate */ 31726df91c3STroy Kisky int data = find_rate(mclk, sample_rate_adc, sample_rate_dac); 31826df91c3STroy Kisky if (data < 0) { 31926df91c3STroy Kisky printk(KERN_ERR "%s:Invalid rate %u,%u requested\n", 32026df91c3STroy Kisky __func__, sample_rate_adc, sample_rate_dac); 32126df91c3STroy Kisky return -EINVAL; 32226df91c3STroy Kisky } 323ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_SRATE, data); 3248d702f23SMark Brown #ifdef DEBUG 3258d702f23SMark Brown { 3268d702f23SMark Brown u32 adc, dac; 327ff06ac2aSKuninori Morimoto get_current_sample_rates(component, mclk, &adc, &dac); 32826df91c3STroy Kisky printk(KERN_DEBUG "actual samplerate = %u,%u reg=%x\n", 32926df91c3STroy Kisky adc, dac, data); 33026df91c3STroy Kisky } 3318d702f23SMark Brown #endif 33226df91c3STroy Kisky return 0; 33326df91c3STroy Kisky } 33426df91c3STroy Kisky 335c1f27190SArun KS static int tlv320aic23_hw_params(struct snd_pcm_substream *substream, 336dee89c4dSMark Brown struct snd_pcm_hw_params *params, 337dee89c4dSMark Brown struct snd_soc_dai *dai) 338c1f27190SArun KS { 339ff06ac2aSKuninori Morimoto struct snd_soc_component *component = dai->component; 34026df91c3STroy Kisky u16 iface_reg; 34126df91c3STroy Kisky int ret; 342ff06ac2aSKuninori Morimoto struct aic23 *aic23 = snd_soc_component_get_drvdata(component); 34326df91c3STroy Kisky u32 sample_rate_adc = aic23->requested_adc; 34426df91c3STroy Kisky u32 sample_rate_dac = aic23->requested_dac; 34526df91c3STroy Kisky u32 sample_rate = params_rate(params); 34626df91c3STroy Kisky 34726df91c3STroy Kisky if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 34826df91c3STroy Kisky aic23->requested_dac = sample_rate_dac = sample_rate; 34926df91c3STroy Kisky if (!sample_rate_adc) 35026df91c3STroy Kisky sample_rate_adc = sample_rate; 35126df91c3STroy Kisky } else { 35226df91c3STroy Kisky aic23->requested_adc = sample_rate_adc = sample_rate; 35326df91c3STroy Kisky if (!sample_rate_dac) 35426df91c3STroy Kisky sample_rate_dac = sample_rate; 35526df91c3STroy Kisky } 356ff06ac2aSKuninori Morimoto ret = set_sample_rate_control(component, aic23->mclk, sample_rate_adc, 35726df91c3STroy Kisky sample_rate_dac); 35826df91c3STroy Kisky if (ret < 0) 35926df91c3STroy Kisky return ret; 360c1f27190SArun KS 361ff06ac2aSKuninori Morimoto iface_reg = snd_soc_component_read32(component, TLV320AIC23_DIGT_FMT) & ~(0x03 << 2); 362f9dfbf91SAxel Lin 36308074dc1SMark Brown switch (params_width(params)) { 36408074dc1SMark Brown case 16: 365c1f27190SArun KS break; 36608074dc1SMark Brown case 20: 367c1f27190SArun KS iface_reg |= (0x01 << 2); 368c1f27190SArun KS break; 36908074dc1SMark Brown case 24: 370c1f27190SArun KS iface_reg |= (0x02 << 2); 371c1f27190SArun KS break; 37208074dc1SMark Brown case 32: 373c1f27190SArun KS iface_reg |= (0x03 << 2); 374c1f27190SArun KS break; 375c1f27190SArun KS } 376ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_DIGT_FMT, iface_reg); 377c1f27190SArun KS 378c1f27190SArun KS return 0; 379c1f27190SArun KS } 380c1f27190SArun KS 381dee89c4dSMark Brown static int tlv320aic23_pcm_prepare(struct snd_pcm_substream *substream, 382dee89c4dSMark Brown struct snd_soc_dai *dai) 383c1f27190SArun KS { 384ff06ac2aSKuninori Morimoto struct snd_soc_component *component = dai->component; 385c1f27190SArun KS 386c1f27190SArun KS /* set active */ 387ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_ACTIVE, 0x0001); 388c1f27190SArun KS 389c1f27190SArun KS return 0; 390c1f27190SArun KS } 391c1f27190SArun KS 392dee89c4dSMark Brown static void tlv320aic23_shutdown(struct snd_pcm_substream *substream, 393dee89c4dSMark Brown struct snd_soc_dai *dai) 394c1f27190SArun KS { 395ff06ac2aSKuninori Morimoto struct snd_soc_component *component = dai->component; 396ff06ac2aSKuninori Morimoto struct aic23 *aic23 = snd_soc_component_get_drvdata(component); 397c1f27190SArun KS 398c1f27190SArun KS /* deactivate */ 399ff06ac2aSKuninori Morimoto if (!snd_soc_component_is_active(component)) { 400c1f27190SArun KS udelay(50); 401ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_ACTIVE, 0x0); 402c1f27190SArun KS } 40326df91c3STroy Kisky if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 40426df91c3STroy Kisky aic23->requested_dac = 0; 40526df91c3STroy Kisky else 40626df91c3STroy Kisky aic23->requested_adc = 0; 407c1f27190SArun KS } 408c1f27190SArun KS 409c1f27190SArun KS static int tlv320aic23_mute(struct snd_soc_dai *dai, int mute) 410c1f27190SArun KS { 411ff06ac2aSKuninori Morimoto struct snd_soc_component *component = dai->component; 412c1f27190SArun KS u16 reg; 413c1f27190SArun KS 414ff06ac2aSKuninori Morimoto reg = snd_soc_component_read32(component, TLV320AIC23_DIGT); 415c1f27190SArun KS if (mute) 416c1f27190SArun KS reg |= TLV320AIC23_DACM_MUTE; 417c1f27190SArun KS 418c1f27190SArun KS else 419c1f27190SArun KS reg &= ~TLV320AIC23_DACM_MUTE; 420c1f27190SArun KS 421ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_DIGT, reg); 422c1f27190SArun KS 423c1f27190SArun KS return 0; 424c1f27190SArun KS } 425c1f27190SArun KS 426c1f27190SArun KS static int tlv320aic23_set_dai_fmt(struct snd_soc_dai *codec_dai, 427c1f27190SArun KS unsigned int fmt) 428c1f27190SArun KS { 429ff06ac2aSKuninori Morimoto struct snd_soc_component *component = codec_dai->component; 430c1f27190SArun KS u16 iface_reg; 431c1f27190SArun KS 432ff06ac2aSKuninori Morimoto iface_reg = snd_soc_component_read32(component, TLV320AIC23_DIGT_FMT) & (~0x03); 433c1f27190SArun KS 434c1f27190SArun KS /* set master/slave audio interface */ 435c1f27190SArun KS switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 436c1f27190SArun KS case SND_SOC_DAIFMT_CBM_CFM: 437c1f27190SArun KS iface_reg |= TLV320AIC23_MS_MASTER; 438c1f27190SArun KS break; 439c1f27190SArun KS case SND_SOC_DAIFMT_CBS_CFS: 440b01a3d69SAxel Lin iface_reg &= ~TLV320AIC23_MS_MASTER; 441c1f27190SArun KS break; 442c1f27190SArun KS default: 443c1f27190SArun KS return -EINVAL; 444c1f27190SArun KS 445c1f27190SArun KS } 446c1f27190SArun KS 447c1f27190SArun KS /* interface format */ 448c1f27190SArun KS switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 449c1f27190SArun KS case SND_SOC_DAIFMT_I2S: 450c1f27190SArun KS iface_reg |= TLV320AIC23_FOR_I2S; 451c1f27190SArun KS break; 452894bf92fSPeter Ujfalusi case SND_SOC_DAIFMT_DSP_A: 453894bf92fSPeter Ujfalusi iface_reg |= TLV320AIC23_LRP_ON; 454a47043ecSGustavo A. R. Silva /* fall through */ 455bd25867aSJarkko Nikula case SND_SOC_DAIFMT_DSP_B: 456c1f27190SArun KS iface_reg |= TLV320AIC23_FOR_DSP; 457c1f27190SArun KS break; 458c1f27190SArun KS case SND_SOC_DAIFMT_RIGHT_J: 459c1f27190SArun KS break; 460c1f27190SArun KS case SND_SOC_DAIFMT_LEFT_J: 461c1f27190SArun KS iface_reg |= TLV320AIC23_FOR_LJUST; 462c1f27190SArun KS break; 463c1f27190SArun KS default: 464c1f27190SArun KS return -EINVAL; 465c1f27190SArun KS 466c1f27190SArun KS } 467c1f27190SArun KS 468ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_DIGT_FMT, iface_reg); 469c1f27190SArun KS 470c1f27190SArun KS return 0; 471c1f27190SArun KS } 472c1f27190SArun KS 473c1f27190SArun KS static int tlv320aic23_set_dai_sysclk(struct snd_soc_dai *codec_dai, 474c1f27190SArun KS int clk_id, unsigned int freq, int dir) 475c1f27190SArun KS { 476f0fba2adSLiam Girdwood struct aic23 *aic23 = snd_soc_dai_get_drvdata(codec_dai); 47726df91c3STroy Kisky aic23->mclk = freq; 478c1f27190SArun KS return 0; 479c1f27190SArun KS } 480c1f27190SArun KS 481ff06ac2aSKuninori Morimoto static int tlv320aic23_set_bias_level(struct snd_soc_component *component, 482c1f27190SArun KS enum snd_soc_bias_level level) 483c1f27190SArun KS { 484ff06ac2aSKuninori Morimoto u16 reg = snd_soc_component_read32(component, TLV320AIC23_PWR) & 0x17f; 485c1f27190SArun KS 486c1f27190SArun KS switch (level) { 487c1f27190SArun KS case SND_SOC_BIAS_ON: 488c1f27190SArun KS /* vref/mid, osc on, dac unmute */ 4893d5a4516SEric Bénard reg &= ~(TLV320AIC23_DEVICE_PWR_OFF | TLV320AIC23_OSC_OFF | \ 4903d5a4516SEric Bénard TLV320AIC23_DAC_OFF); 491ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_PWR, reg); 492c1f27190SArun KS break; 493c1f27190SArun KS case SND_SOC_BIAS_PREPARE: 494c1f27190SArun KS break; 495c1f27190SArun KS case SND_SOC_BIAS_STANDBY: 496c1f27190SArun KS /* everything off except vref/vmid, */ 497ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_PWR, 498f9dfbf91SAxel Lin reg | TLV320AIC23_CLK_OFF); 499c1f27190SArun KS break; 500c1f27190SArun KS case SND_SOC_BIAS_OFF: 501c1f27190SArun KS /* everything off, dac mute, inactive */ 502ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_ACTIVE, 0x0); 503ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_PWR, 0x1ff); 504c1f27190SArun KS break; 505c1f27190SArun KS } 506c1f27190SArun KS return 0; 507c1f27190SArun KS } 508c1f27190SArun KS 509c1f27190SArun KS #define AIC23_RATES SNDRV_PCM_RATE_8000_96000 510c1f27190SArun KS #define AIC23_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ 511c1f27190SArun KS SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S32_LE) 512c1f27190SArun KS 51385e7652dSLars-Peter Clausen static const struct snd_soc_dai_ops tlv320aic23_dai_ops = { 5146335d055SEric Miao .prepare = tlv320aic23_pcm_prepare, 5156335d055SEric Miao .hw_params = tlv320aic23_hw_params, 5166335d055SEric Miao .shutdown = tlv320aic23_shutdown, 5176335d055SEric Miao .digital_mute = tlv320aic23_mute, 5186335d055SEric Miao .set_fmt = tlv320aic23_set_dai_fmt, 5196335d055SEric Miao .set_sysclk = tlv320aic23_set_dai_sysclk, 5206335d055SEric Miao }; 5216335d055SEric Miao 522f0fba2adSLiam Girdwood static struct snd_soc_dai_driver tlv320aic23_dai = { 523f0fba2adSLiam Girdwood .name = "tlv320aic23-hifi", 524c1f27190SArun KS .playback = { 525c1f27190SArun KS .stream_name = "Playback", 526c1f27190SArun KS .channels_min = 2, 527c1f27190SArun KS .channels_max = 2, 528c1f27190SArun KS .rates = AIC23_RATES, 529c1f27190SArun KS .formats = AIC23_FORMATS,}, 530c1f27190SArun KS .capture = { 531c1f27190SArun KS .stream_name = "Capture", 532c1f27190SArun KS .channels_min = 2, 533c1f27190SArun KS .channels_max = 2, 534c1f27190SArun KS .rates = AIC23_RATES, 535c1f27190SArun KS .formats = AIC23_FORMATS,}, 5366335d055SEric Miao .ops = &tlv320aic23_dai_ops, 537c1f27190SArun KS }; 538c1f27190SArun KS 539ff06ac2aSKuninori Morimoto static int tlv320aic23_resume(struct snd_soc_component *component) 540c1f27190SArun KS { 541ff06ac2aSKuninori Morimoto struct aic23 *aic23 = snd_soc_component_get_drvdata(component); 5424aa11d67SMark Brown regcache_mark_dirty(aic23->regmap); 5434aa11d67SMark Brown regcache_sync(aic23->regmap); 544c1f27190SArun KS 545c1f27190SArun KS return 0; 546c1f27190SArun KS } 547c1f27190SArun KS 548ff06ac2aSKuninori Morimoto static int tlv320aic23_component_probe(struct snd_soc_component *component) 549c1f27190SArun KS { 550c1f27190SArun KS /* Reset codec */ 551ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_RESET, 0); 552f9dfbf91SAxel Lin 553ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_DIGT, TLV320AIC23_DEEMP_44K); 554c1f27190SArun KS 555c1f27190SArun KS /* Unmute input */ 556ff06ac2aSKuninori Morimoto snd_soc_component_update_bits(component, TLV320AIC23_LINVOL, 557f9dfbf91SAxel Lin TLV320AIC23_LIM_MUTED, TLV320AIC23_LRS_ENABLED); 558c1f27190SArun KS 559ff06ac2aSKuninori Morimoto snd_soc_component_update_bits(component, TLV320AIC23_RINVOL, 560f9dfbf91SAxel Lin TLV320AIC23_LIM_MUTED, TLV320AIC23_LRS_ENABLED); 561c1f27190SArun KS 562ff06ac2aSKuninori Morimoto snd_soc_component_update_bits(component, TLV320AIC23_ANLG, 563f9dfbf91SAxel Lin TLV320AIC23_BYPASS_ON | TLV320AIC23_MICM_MUTED, 564f9dfbf91SAxel Lin 0); 565c1f27190SArun KS 566c1f27190SArun KS /* Default output volume */ 567ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_LCHNVOL, 568f9dfbf91SAxel Lin TLV320AIC23_DEFAULT_OUT_VOL & TLV320AIC23_OUT_VOL_MASK); 569ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_RCHNVOL, 570f9dfbf91SAxel Lin TLV320AIC23_DEFAULT_OUT_VOL & TLV320AIC23_OUT_VOL_MASK); 571c1f27190SArun KS 572ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_ACTIVE, 0x1); 573c1f27190SArun KS 574f0fba2adSLiam Girdwood return 0; 575c1f27190SArun KS } 576f0fba2adSLiam Girdwood 577ff06ac2aSKuninori Morimoto static const struct snd_soc_component_driver soc_component_dev_tlv320aic23 = { 578ff06ac2aSKuninori Morimoto .probe = tlv320aic23_component_probe, 579f0fba2adSLiam Girdwood .resume = tlv320aic23_resume, 580f0fba2adSLiam Girdwood .set_bias_level = tlv320aic23_set_bias_level, 581b07c443fSMark Brown .controls = tlv320aic23_snd_controls, 582b07c443fSMark Brown .num_controls = ARRAY_SIZE(tlv320aic23_snd_controls), 583a7dca707SLu Guanqun .dapm_widgets = tlv320aic23_dapm_widgets, 584a7dca707SLu Guanqun .num_dapm_widgets = ARRAY_SIZE(tlv320aic23_dapm_widgets), 585a7dca707SLu Guanqun .dapm_routes = tlv320aic23_intercon, 586a7dca707SLu Guanqun .num_dapm_routes = ARRAY_SIZE(tlv320aic23_intercon), 587ff06ac2aSKuninori Morimoto .suspend_bias_off = 1, 588ff06ac2aSKuninori Morimoto .idle_bias_on = 1, 589ff06ac2aSKuninori Morimoto .use_pmdown_time = 1, 590ff06ac2aSKuninori Morimoto .endianness = 1, 591ff06ac2aSKuninori Morimoto .non_legacy_dai_naming = 1, 592f0fba2adSLiam Girdwood }; 593c1f27190SArun KS 594b3fc5725SMax Filippov int tlv320aic23_probe(struct device *dev, struct regmap *regmap) 595c1f27190SArun KS { 596f0fba2adSLiam Girdwood struct aic23 *aic23; 597c1f27190SArun KS 598b3fc5725SMax Filippov if (IS_ERR(regmap)) 599b3fc5725SMax Filippov return PTR_ERR(regmap); 600c1f27190SArun KS 601b3fc5725SMax Filippov aic23 = devm_kzalloc(dev, sizeof(struct aic23), GFP_KERNEL); 602f0fba2adSLiam Girdwood if (aic23 == NULL) 603f0fba2adSLiam Girdwood return -ENOMEM; 604c1f27190SArun KS 605b3fc5725SMax Filippov aic23->regmap = regmap; 6064aa11d67SMark Brown 607b3fc5725SMax Filippov dev_set_drvdata(dev, aic23); 608c1f27190SArun KS 609ff06ac2aSKuninori Morimoto return devm_snd_soc_register_component(dev, 610ff06ac2aSKuninori Morimoto &soc_component_dev_tlv320aic23, 611b3fc5725SMax Filippov &tlv320aic23_dai, 1); 612c1f27190SArun KS } 61340423285SMax Filippov EXPORT_SYMBOL(tlv320aic23_probe); 61464089b84SMark Brown 615c1f27190SArun KS MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver"); 616c1f27190SArun KS MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>"); 617c1f27190SArun KS MODULE_LICENSE("GPL"); 618