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_deemph,
71806057ccSTakashi Iwai TLV320AIC23_DIGT, 1, deemph_text);
72c1f27190SArun KS
73c1f27190SArun KS static const DECLARE_TLV_DB_SCALE(out_gain_tlv, -12100, 100, 0);
74c1f27190SArun KS static const DECLARE_TLV_DB_SCALE(input_gain_tlv, -1725, 75, 0);
75df91ddf1SArun KS static const DECLARE_TLV_DB_SCALE(sidetone_vol_tlv, -1800, 300, 0);
76df91ddf1SArun KS
snd_soc_tlv320aic23_put_volsw(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)77df91ddf1SArun KS static int snd_soc_tlv320aic23_put_volsw(struct snd_kcontrol *kcontrol,
78df91ddf1SArun KS struct snd_ctl_elem_value *ucontrol)
79df91ddf1SArun KS {
80ff06ac2aSKuninori Morimoto struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
81df91ddf1SArun KS u16 val, reg;
82df91ddf1SArun KS
83df91ddf1SArun KS val = (ucontrol->value.integer.value[0] & 0x07);
84df91ddf1SArun KS
85df91ddf1SArun KS /* linear conversion to userspace
86df91ddf1SArun KS * 000 = -6db
87df91ddf1SArun KS * 001 = -9db
88df91ddf1SArun KS * 010 = -12db
89df91ddf1SArun KS * 011 = -18db (Min)
90df91ddf1SArun KS * 100 = 0db (Max)
91df91ddf1SArun KS */
92df91ddf1SArun KS val = (val >= 4) ? 4 : (3 - val);
93df91ddf1SArun KS
94e348cf54SKuninori Morimoto reg = snd_soc_component_read(component, TLV320AIC23_ANLG) & (~0x1C0);
95ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_ANLG, reg | (val << 6));
96df91ddf1SArun KS
97df91ddf1SArun KS return 0;
98df91ddf1SArun KS }
99df91ddf1SArun KS
snd_soc_tlv320aic23_get_volsw(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)100df91ddf1SArun KS static int snd_soc_tlv320aic23_get_volsw(struct snd_kcontrol *kcontrol,
101df91ddf1SArun KS struct snd_ctl_elem_value *ucontrol)
102df91ddf1SArun KS {
103ff06ac2aSKuninori Morimoto struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
104df91ddf1SArun KS u16 val;
105df91ddf1SArun KS
106e348cf54SKuninori Morimoto val = snd_soc_component_read(component, TLV320AIC23_ANLG) & (0x1C0);
107df91ddf1SArun KS val = val >> 6;
108df91ddf1SArun KS val = (val >= 4) ? 4 : (3 - val);
109df91ddf1SArun KS ucontrol->value.integer.value[0] = val;
110df91ddf1SArun KS return 0;
111df91ddf1SArun KS
112df91ddf1SArun KS }
113df91ddf1SArun KS
114c1f27190SArun KS static const struct snd_kcontrol_new tlv320aic23_snd_controls[] = {
115c1f27190SArun KS SOC_DOUBLE_R_TLV("Digital Playback Volume", TLV320AIC23_LCHNVOL,
116c1f27190SArun KS TLV320AIC23_RCHNVOL, 0, 127, 0, out_gain_tlv),
117c1f27190SArun KS SOC_SINGLE("Digital Playback Switch", TLV320AIC23_DIGT, 3, 1, 1),
118c1f27190SArun KS SOC_DOUBLE_R("Line Input Switch", TLV320AIC23_LINVOL,
119c1f27190SArun KS TLV320AIC23_RINVOL, 7, 1, 0),
120c1f27190SArun KS SOC_DOUBLE_R_TLV("Line Input Volume", TLV320AIC23_LINVOL,
121c1f27190SArun KS TLV320AIC23_RINVOL, 0, 31, 0, input_gain_tlv),
122c1f27190SArun KS SOC_SINGLE("Mic Input Switch", TLV320AIC23_ANLG, 1, 1, 1),
123c1f27190SArun KS SOC_SINGLE("Mic Booster Switch", TLV320AIC23_ANLG, 0, 1, 0),
1240f9887d1SPeter Ujfalusi SOC_SINGLE_EXT_TLV("Sidetone Volume", TLV320AIC23_ANLG, 6, 4, 0,
1250f9887d1SPeter Ujfalusi snd_soc_tlv320aic23_get_volsw,
1260f9887d1SPeter Ujfalusi snd_soc_tlv320aic23_put_volsw, sidetone_vol_tlv),
127c1f27190SArun KS SOC_ENUM("Playback De-emphasis", tlv320aic23_deemph),
128c1f27190SArun KS };
129c1f27190SArun KS
130c1f27190SArun KS /* PGA Mixer controls for Line and Mic switch */
131c1f27190SArun KS static const struct snd_kcontrol_new tlv320aic23_output_mixer_controls[] = {
132c1f27190SArun KS SOC_DAPM_SINGLE("Line Bypass Switch", TLV320AIC23_ANLG, 3, 1, 0),
133c1f27190SArun KS SOC_DAPM_SINGLE("Mic Sidetone Switch", TLV320AIC23_ANLG, 5, 1, 0),
134c1f27190SArun KS SOC_DAPM_SINGLE("Playback Switch", TLV320AIC23_ANLG, 4, 1, 0),
135c1f27190SArun KS };
136c1f27190SArun KS
137c1f27190SArun KS static const struct snd_soc_dapm_widget tlv320aic23_dapm_widgets[] = {
138c1f27190SArun KS SND_SOC_DAPM_DAC("DAC", "Playback", TLV320AIC23_PWR, 3, 1),
139c1f27190SArun KS SND_SOC_DAPM_ADC("ADC", "Capture", TLV320AIC23_PWR, 2, 1),
140c1f27190SArun KS SND_SOC_DAPM_MUX("Capture Source", SND_SOC_NOPM, 0, 0,
141c1f27190SArun KS &tlv320aic23_rec_src_mux_controls),
142c1f27190SArun KS SND_SOC_DAPM_MIXER("Output Mixer", TLV320AIC23_PWR, 4, 1,
143c1f27190SArun KS &tlv320aic23_output_mixer_controls[0],
144c1f27190SArun KS ARRAY_SIZE(tlv320aic23_output_mixer_controls)),
145c1f27190SArun KS SND_SOC_DAPM_PGA("Line Input", TLV320AIC23_PWR, 0, 1, NULL, 0),
146c1f27190SArun KS SND_SOC_DAPM_PGA("Mic Input", TLV320AIC23_PWR, 1, 1, NULL, 0),
147c1f27190SArun KS
148c1f27190SArun KS SND_SOC_DAPM_OUTPUT("LHPOUT"),
149c1f27190SArun KS SND_SOC_DAPM_OUTPUT("RHPOUT"),
150c1f27190SArun KS SND_SOC_DAPM_OUTPUT("LOUT"),
151c1f27190SArun KS SND_SOC_DAPM_OUTPUT("ROUT"),
152c1f27190SArun KS
153c1f27190SArun KS SND_SOC_DAPM_INPUT("LLINEIN"),
154c1f27190SArun KS SND_SOC_DAPM_INPUT("RLINEIN"),
155c1f27190SArun KS
156c1f27190SArun KS SND_SOC_DAPM_INPUT("MICIN"),
157c1f27190SArun KS };
158c1f27190SArun KS
159a7dca707SLu Guanqun static const struct snd_soc_dapm_route tlv320aic23_intercon[] = {
160c1f27190SArun KS /* Output Mixer */
161c1f27190SArun KS {"Output Mixer", "Line Bypass Switch", "Line Input"},
162c1f27190SArun KS {"Output Mixer", "Playback Switch", "DAC"},
163c1f27190SArun KS {"Output Mixer", "Mic Sidetone Switch", "Mic Input"},
164c1f27190SArun KS
165c1f27190SArun KS /* Outputs */
166c1f27190SArun KS {"RHPOUT", NULL, "Output Mixer"},
167c1f27190SArun KS {"LHPOUT", NULL, "Output Mixer"},
168c1f27190SArun KS {"LOUT", NULL, "Output Mixer"},
169c1f27190SArun KS {"ROUT", NULL, "Output Mixer"},
170c1f27190SArun KS
171c1f27190SArun KS /* Inputs */
172a03faba9SLiviu Dudau {"Line Input", NULL, "LLINEIN"},
173a03faba9SLiviu Dudau {"Line Input", NULL, "RLINEIN"},
174a03faba9SLiviu Dudau {"Mic Input", NULL, "MICIN"},
175c1f27190SArun KS
176c1f27190SArun KS /* input mux */
177c1f27190SArun KS {"Capture Source", "Line", "Line Input"},
178c1f27190SArun KS {"Capture Source", "Mic", "Mic Input"},
179c1f27190SArun KS {"ADC", NULL, "Capture Source"},
180c1f27190SArun KS
181c1f27190SArun KS };
182c1f27190SArun KS
18326df91c3STroy Kisky /* AIC23 driver data */
18426df91c3STroy Kisky struct aic23 {
1854aa11d67SMark Brown struct regmap *regmap;
18626df91c3STroy Kisky int mclk;
18726df91c3STroy Kisky int requested_adc;
18826df91c3STroy Kisky int requested_dac;
189c1f27190SArun KS };
190c1f27190SArun KS
19126df91c3STroy Kisky /*
19226df91c3STroy Kisky * Common Crystals used
19326df91c3STroy Kisky * 11.2896 Mhz /128 = *88.2k /192 = 58.8k
19426df91c3STroy Kisky * 12.0000 Mhz /125 = *96k /136 = 88.235K
19526df91c3STroy Kisky * 12.2880 Mhz /128 = *96k /192 = 64k
19626df91c3STroy Kisky * 16.9344 Mhz /128 = 132.3k /192 = *88.2k
19726df91c3STroy Kisky * 18.4320 Mhz /128 = 144k /192 = *96k
19826df91c3STroy Kisky */
19926df91c3STroy Kisky
20026df91c3STroy Kisky /*
20126df91c3STroy Kisky * Normal BOSR 0-256/2 = 128, 1-384/2 = 192
20226df91c3STroy Kisky * USB BOSR 0-250/2 = 125, 1-272/2 = 136
20326df91c3STroy Kisky */
20426df91c3STroy Kisky static const int bosr_usb_divisor_table[] = {
20526df91c3STroy Kisky 128, 125, 192, 136
20626df91c3STroy Kisky };
20726df91c3STroy Kisky #define LOWER_GROUP ((1<<0) | (1<<1) | (1<<2) | (1<<3) | (1<<6) | (1<<7))
20826df91c3STroy Kisky #define UPPER_GROUP ((1<<8) | (1<<9) | (1<<10) | (1<<11) | (1<<15))
20926df91c3STroy Kisky static const unsigned short sr_valid_mask[] = {
21026df91c3STroy Kisky LOWER_GROUP|UPPER_GROUP, /* Normal, bosr - 0*/
21126df91c3STroy Kisky LOWER_GROUP, /* Usb, bosr - 0*/
212bab02124STroy Kisky LOWER_GROUP|UPPER_GROUP, /* Normal, bosr - 1*/
21326df91c3STroy Kisky UPPER_GROUP, /* Usb, bosr - 1*/
21426df91c3STroy Kisky };
21526df91c3STroy Kisky /*
21626df91c3STroy Kisky * Every divisor is a factor of 11*12
21726df91c3STroy Kisky */
21826df91c3STroy Kisky #define SR_MULT (11*12)
219ccff4b15STroy Kisky #define A(x) (SR_MULT/x)
22026df91c3STroy Kisky static const unsigned char sr_adc_mult_table[] = {
221ccff4b15STroy Kisky A(2), A(2), A(12), A(12), 0, 0, A(3), A(1),
222ccff4b15STroy Kisky A(2), A(2), A(11), A(11), 0, 0, 0, A(1)
22326df91c3STroy Kisky };
22426df91c3STroy Kisky static const unsigned char sr_dac_mult_table[] = {
225ccff4b15STroy Kisky A(2), A(12), A(2), A(12), 0, 0, A(3), A(1),
226ccff4b15STroy Kisky A(2), A(11), A(2), A(11), 0, 0, 0, A(1)
22726df91c3STroy Kisky };
22826df91c3STroy Kisky
get_score(int adc,int adc_l,int adc_h,int need_adc,int dac,int dac_l,int dac_h,int need_dac)22926df91c3STroy Kisky static unsigned get_score(int adc, int adc_l, int adc_h, int need_adc,
23026df91c3STroy Kisky int dac, int dac_l, int dac_h, int need_dac)
23126df91c3STroy Kisky {
23226df91c3STroy Kisky if ((adc >= adc_l) && (adc <= adc_h) &&
23326df91c3STroy Kisky (dac >= dac_l) && (dac <= dac_h)) {
23426df91c3STroy Kisky int diff_adc = need_adc - adc;
23526df91c3STroy Kisky int diff_dac = need_dac - dac;
23626df91c3STroy Kisky return abs(diff_adc) + abs(diff_dac);
23726df91c3STroy Kisky }
23826df91c3STroy Kisky return UINT_MAX;
23926df91c3STroy Kisky }
24026df91c3STroy Kisky
find_rate(int mclk,u32 need_adc,u32 need_dac)24126df91c3STroy Kisky static int find_rate(int mclk, u32 need_adc, u32 need_dac)
24226df91c3STroy Kisky {
24326df91c3STroy Kisky int i, j;
24426df91c3STroy Kisky int best_i = -1;
24526df91c3STroy Kisky int best_j = -1;
24626df91c3STroy Kisky int best_div = 0;
24726df91c3STroy Kisky unsigned best_score = UINT_MAX;
24826df91c3STroy Kisky int adc_l, adc_h, dac_l, dac_h;
24926df91c3STroy Kisky
25026df91c3STroy Kisky need_adc *= SR_MULT;
25126df91c3STroy Kisky need_dac *= SR_MULT;
25226df91c3STroy Kisky /*
25326df91c3STroy Kisky * rates given are +/- 1/32
25426df91c3STroy Kisky */
25526df91c3STroy Kisky adc_l = need_adc - (need_adc >> 5);
25626df91c3STroy Kisky adc_h = need_adc + (need_adc >> 5);
25726df91c3STroy Kisky dac_l = need_dac - (need_dac >> 5);
25826df91c3STroy Kisky dac_h = need_dac + (need_dac >> 5);
2598d702f23SMark Brown for (i = 0; i < ARRAY_SIZE(bosr_usb_divisor_table); i++) {
26026df91c3STroy Kisky int base = mclk / bosr_usb_divisor_table[i];
26126df91c3STroy Kisky int mask = sr_valid_mask[i];
2628d702f23SMark Brown for (j = 0; j < ARRAY_SIZE(sr_adc_mult_table);
2638d702f23SMark Brown j++, mask >>= 1) {
26426df91c3STroy Kisky int adc;
26526df91c3STroy Kisky int dac;
26626df91c3STroy Kisky int score;
26726df91c3STroy Kisky if ((mask & 1) == 0)
26826df91c3STroy Kisky continue;
26926df91c3STroy Kisky adc = base * sr_adc_mult_table[j];
27026df91c3STroy Kisky dac = base * sr_dac_mult_table[j];
27126df91c3STroy Kisky score = get_score(adc, adc_l, adc_h, need_adc,
27226df91c3STroy Kisky dac, dac_l, dac_h, need_dac);
27326df91c3STroy Kisky if (best_score > score) {
27426df91c3STroy Kisky best_score = score;
27526df91c3STroy Kisky best_i = i;
27626df91c3STroy Kisky best_j = j;
27726df91c3STroy Kisky best_div = 0;
27826df91c3STroy Kisky }
27926df91c3STroy Kisky score = get_score((adc >> 1), adc_l, adc_h, need_adc,
28026df91c3STroy Kisky (dac >> 1), dac_l, dac_h, need_dac);
28126df91c3STroy Kisky /* prefer to have a /2 */
28226df91c3STroy Kisky if ((score != UINT_MAX) && (best_score >= score)) {
28326df91c3STroy Kisky best_score = score;
28426df91c3STroy Kisky best_i = i;
28526df91c3STroy Kisky best_j = j;
28626df91c3STroy Kisky best_div = 1;
28726df91c3STroy Kisky }
28826df91c3STroy Kisky }
28926df91c3STroy Kisky }
29026df91c3STroy Kisky return (best_j << 2) | best_i | (best_div << TLV320AIC23_CLKIN_SHIFT);
29126df91c3STroy Kisky }
29226df91c3STroy Kisky
2938d702f23SMark Brown #ifdef DEBUG
get_current_sample_rates(struct snd_soc_component * component,int mclk,u32 * sample_rate_adc,u32 * sample_rate_dac)294ff06ac2aSKuninori Morimoto static void get_current_sample_rates(struct snd_soc_component *component, int mclk,
29526df91c3STroy Kisky u32 *sample_rate_adc, u32 *sample_rate_dac)
29626df91c3STroy Kisky {
297e348cf54SKuninori Morimoto int src = snd_soc_component_read(component, TLV320AIC23_SRATE);
29826df91c3STroy Kisky int sr = (src >> 2) & 0x0f;
29926df91c3STroy Kisky int val = (mclk / bosr_usb_divisor_table[src & 3]);
30026df91c3STroy Kisky int adc = (val * sr_adc_mult_table[sr]) / SR_MULT;
30126df91c3STroy Kisky int dac = (val * sr_dac_mult_table[sr]) / SR_MULT;
30226df91c3STroy Kisky if (src & TLV320AIC23_CLKIN_HALF) {
30326df91c3STroy Kisky adc >>= 1;
30426df91c3STroy Kisky dac >>= 1;
30526df91c3STroy Kisky }
30626df91c3STroy Kisky *sample_rate_adc = adc;
30726df91c3STroy Kisky *sample_rate_dac = dac;
30826df91c3STroy Kisky }
3098d702f23SMark Brown #endif
31026df91c3STroy Kisky
set_sample_rate_control(struct snd_soc_component * component,int mclk,u32 sample_rate_adc,u32 sample_rate_dac)311ff06ac2aSKuninori Morimoto static int set_sample_rate_control(struct snd_soc_component *component, int mclk,
31226df91c3STroy Kisky u32 sample_rate_adc, u32 sample_rate_dac)
31326df91c3STroy Kisky {
31426df91c3STroy Kisky /* Search for the right sample rate */
31526df91c3STroy Kisky int data = find_rate(mclk, sample_rate_adc, sample_rate_dac);
31626df91c3STroy Kisky if (data < 0) {
31726df91c3STroy Kisky printk(KERN_ERR "%s:Invalid rate %u,%u requested\n",
31826df91c3STroy Kisky __func__, sample_rate_adc, sample_rate_dac);
31926df91c3STroy Kisky return -EINVAL;
32026df91c3STroy Kisky }
321ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_SRATE, data);
3228d702f23SMark Brown #ifdef DEBUG
3238d702f23SMark Brown {
3248d702f23SMark Brown u32 adc, dac;
325ff06ac2aSKuninori Morimoto get_current_sample_rates(component, mclk, &adc, &dac);
32626df91c3STroy Kisky printk(KERN_DEBUG "actual samplerate = %u,%u reg=%x\n",
32726df91c3STroy Kisky adc, dac, data);
32826df91c3STroy Kisky }
3298d702f23SMark Brown #endif
33026df91c3STroy Kisky return 0;
33126df91c3STroy Kisky }
33226df91c3STroy Kisky
tlv320aic23_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * dai)333c1f27190SArun KS static int tlv320aic23_hw_params(struct snd_pcm_substream *substream,
334dee89c4dSMark Brown struct snd_pcm_hw_params *params,
335dee89c4dSMark Brown struct snd_soc_dai *dai)
336c1f27190SArun KS {
337ff06ac2aSKuninori Morimoto struct snd_soc_component *component = dai->component;
33826df91c3STroy Kisky u16 iface_reg;
33926df91c3STroy Kisky int ret;
340ff06ac2aSKuninori Morimoto struct aic23 *aic23 = snd_soc_component_get_drvdata(component);
34126df91c3STroy Kisky u32 sample_rate_adc = aic23->requested_adc;
34226df91c3STroy Kisky u32 sample_rate_dac = aic23->requested_dac;
34326df91c3STroy Kisky u32 sample_rate = params_rate(params);
34426df91c3STroy Kisky
34526df91c3STroy Kisky if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
34626df91c3STroy Kisky aic23->requested_dac = sample_rate_dac = sample_rate;
34726df91c3STroy Kisky if (!sample_rate_adc)
34826df91c3STroy Kisky sample_rate_adc = sample_rate;
34926df91c3STroy Kisky } else {
35026df91c3STroy Kisky aic23->requested_adc = sample_rate_adc = sample_rate;
35126df91c3STroy Kisky if (!sample_rate_dac)
35226df91c3STroy Kisky sample_rate_dac = sample_rate;
35326df91c3STroy Kisky }
354ff06ac2aSKuninori Morimoto ret = set_sample_rate_control(component, aic23->mclk, sample_rate_adc,
35526df91c3STroy Kisky sample_rate_dac);
35626df91c3STroy Kisky if (ret < 0)
35726df91c3STroy Kisky return ret;
358c1f27190SArun KS
359e348cf54SKuninori Morimoto iface_reg = snd_soc_component_read(component, TLV320AIC23_DIGT_FMT) & ~(0x03 << 2);
360f9dfbf91SAxel Lin
36108074dc1SMark Brown switch (params_width(params)) {
36208074dc1SMark Brown case 16:
363c1f27190SArun KS break;
36408074dc1SMark Brown case 20:
365c1f27190SArun KS iface_reg |= (0x01 << 2);
366c1f27190SArun KS break;
36708074dc1SMark Brown case 24:
368c1f27190SArun KS iface_reg |= (0x02 << 2);
369c1f27190SArun KS break;
37008074dc1SMark Brown case 32:
371c1f27190SArun KS iface_reg |= (0x03 << 2);
372c1f27190SArun KS break;
373c1f27190SArun KS }
374ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_DIGT_FMT, iface_reg);
375c1f27190SArun KS
376c1f27190SArun KS return 0;
377c1f27190SArun KS }
378c1f27190SArun KS
tlv320aic23_pcm_prepare(struct snd_pcm_substream * substream,struct snd_soc_dai * dai)379dee89c4dSMark Brown static int tlv320aic23_pcm_prepare(struct snd_pcm_substream *substream,
380dee89c4dSMark Brown struct snd_soc_dai *dai)
381c1f27190SArun KS {
382ff06ac2aSKuninori Morimoto struct snd_soc_component *component = dai->component;
383c1f27190SArun KS
384c1f27190SArun KS /* set active */
385ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_ACTIVE, 0x0001);
386c1f27190SArun KS
387c1f27190SArun KS return 0;
388c1f27190SArun KS }
389c1f27190SArun KS
tlv320aic23_shutdown(struct snd_pcm_substream * substream,struct snd_soc_dai * dai)390dee89c4dSMark Brown static void tlv320aic23_shutdown(struct snd_pcm_substream *substream,
391dee89c4dSMark Brown struct snd_soc_dai *dai)
392c1f27190SArun KS {
393ff06ac2aSKuninori Morimoto struct snd_soc_component *component = dai->component;
394ff06ac2aSKuninori Morimoto struct aic23 *aic23 = snd_soc_component_get_drvdata(component);
395c1f27190SArun KS
396c1f27190SArun KS /* deactivate */
3975e518eddSKuninori Morimoto if (!snd_soc_component_active(component)) {
398c1f27190SArun KS udelay(50);
399ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_ACTIVE, 0x0);
400c1f27190SArun KS }
40126df91c3STroy Kisky if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
40226df91c3STroy Kisky aic23->requested_dac = 0;
40326df91c3STroy Kisky else
40426df91c3STroy Kisky aic23->requested_adc = 0;
405c1f27190SArun KS }
406c1f27190SArun KS
tlv320aic23_mute(struct snd_soc_dai * dai,int mute,int direction)407960af79dSKuninori Morimoto static int tlv320aic23_mute(struct snd_soc_dai *dai, int mute, int direction)
408c1f27190SArun KS {
409ff06ac2aSKuninori Morimoto struct snd_soc_component *component = dai->component;
410c1f27190SArun KS u16 reg;
411c1f27190SArun KS
412e348cf54SKuninori Morimoto reg = snd_soc_component_read(component, TLV320AIC23_DIGT);
413c1f27190SArun KS if (mute)
414c1f27190SArun KS reg |= TLV320AIC23_DACM_MUTE;
415c1f27190SArun KS
416c1f27190SArun KS else
417c1f27190SArun KS reg &= ~TLV320AIC23_DACM_MUTE;
418c1f27190SArun KS
419ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_DIGT, reg);
420c1f27190SArun KS
421c1f27190SArun KS return 0;
422c1f27190SArun KS }
423c1f27190SArun KS
tlv320aic23_set_dai_fmt(struct snd_soc_dai * codec_dai,unsigned int fmt)424c1f27190SArun KS static int tlv320aic23_set_dai_fmt(struct snd_soc_dai *codec_dai,
425c1f27190SArun KS unsigned int fmt)
426c1f27190SArun KS {
427ff06ac2aSKuninori Morimoto struct snd_soc_component *component = codec_dai->component;
428c1f27190SArun KS u16 iface_reg;
429c1f27190SArun KS
430e348cf54SKuninori Morimoto iface_reg = snd_soc_component_read(component, TLV320AIC23_DIGT_FMT) & (~0x03);
431c1f27190SArun KS
432*b9ff35c7SMark Brown switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {
433*b9ff35c7SMark Brown case SND_SOC_DAIFMT_CBP_CFP:
434c1f27190SArun KS iface_reg |= TLV320AIC23_MS_MASTER;
435c1f27190SArun KS break;
436*b9ff35c7SMark Brown case SND_SOC_DAIFMT_CBC_CFC:
437b01a3d69SAxel Lin iface_reg &= ~TLV320AIC23_MS_MASTER;
438c1f27190SArun KS break;
439c1f27190SArun KS default:
440c1f27190SArun KS return -EINVAL;
441c1f27190SArun KS
442c1f27190SArun KS }
443c1f27190SArun KS
444c1f27190SArun KS /* interface format */
445c1f27190SArun KS switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
446c1f27190SArun KS case SND_SOC_DAIFMT_I2S:
447c1f27190SArun KS iface_reg |= TLV320AIC23_FOR_I2S;
448c1f27190SArun KS break;
449894bf92fSPeter Ujfalusi case SND_SOC_DAIFMT_DSP_A:
450894bf92fSPeter Ujfalusi iface_reg |= TLV320AIC23_LRP_ON;
4513e146b55SGustavo A. R. Silva fallthrough;
452bd25867aSJarkko Nikula case SND_SOC_DAIFMT_DSP_B:
453c1f27190SArun KS iface_reg |= TLV320AIC23_FOR_DSP;
454c1f27190SArun KS break;
455c1f27190SArun KS case SND_SOC_DAIFMT_RIGHT_J:
456c1f27190SArun KS break;
457c1f27190SArun KS case SND_SOC_DAIFMT_LEFT_J:
458c1f27190SArun KS iface_reg |= TLV320AIC23_FOR_LJUST;
459c1f27190SArun KS break;
460c1f27190SArun KS default:
461c1f27190SArun KS return -EINVAL;
462c1f27190SArun KS
463c1f27190SArun KS }
464c1f27190SArun KS
465ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_DIGT_FMT, iface_reg);
466c1f27190SArun KS
467c1f27190SArun KS return 0;
468c1f27190SArun KS }
469c1f27190SArun KS
tlv320aic23_set_dai_sysclk(struct snd_soc_dai * codec_dai,int clk_id,unsigned int freq,int dir)470c1f27190SArun KS static int tlv320aic23_set_dai_sysclk(struct snd_soc_dai *codec_dai,
471c1f27190SArun KS int clk_id, unsigned int freq, int dir)
472c1f27190SArun KS {
473f0fba2adSLiam Girdwood struct aic23 *aic23 = snd_soc_dai_get_drvdata(codec_dai);
47426df91c3STroy Kisky aic23->mclk = freq;
475c1f27190SArun KS return 0;
476c1f27190SArun KS }
477c1f27190SArun KS
tlv320aic23_set_bias_level(struct snd_soc_component * component,enum snd_soc_bias_level level)478ff06ac2aSKuninori Morimoto static int tlv320aic23_set_bias_level(struct snd_soc_component *component,
479c1f27190SArun KS enum snd_soc_bias_level level)
480c1f27190SArun KS {
481e348cf54SKuninori Morimoto u16 reg = snd_soc_component_read(component, TLV320AIC23_PWR) & 0x17f;
482c1f27190SArun KS
483c1f27190SArun KS switch (level) {
484c1f27190SArun KS case SND_SOC_BIAS_ON:
485c1f27190SArun KS /* vref/mid, osc on, dac unmute */
4863d5a4516SEric Bénard reg &= ~(TLV320AIC23_DEVICE_PWR_OFF | TLV320AIC23_OSC_OFF | \
4873d5a4516SEric Bénard TLV320AIC23_DAC_OFF);
488ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_PWR, reg);
489c1f27190SArun KS break;
490c1f27190SArun KS case SND_SOC_BIAS_PREPARE:
491c1f27190SArun KS break;
492c1f27190SArun KS case SND_SOC_BIAS_STANDBY:
493c1f27190SArun KS /* everything off except vref/vmid, */
494ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_PWR,
495f9dfbf91SAxel Lin reg | TLV320AIC23_CLK_OFF);
496c1f27190SArun KS break;
497c1f27190SArun KS case SND_SOC_BIAS_OFF:
498c1f27190SArun KS /* everything off, dac mute, inactive */
499ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_ACTIVE, 0x0);
500ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_PWR, 0x1ff);
501c1f27190SArun KS break;
502c1f27190SArun KS }
503c1f27190SArun KS return 0;
504c1f27190SArun KS }
505c1f27190SArun KS
506c1f27190SArun KS #define AIC23_RATES SNDRV_PCM_RATE_8000_96000
507c1f27190SArun KS #define AIC23_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
508c1f27190SArun KS SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S32_LE)
509c1f27190SArun KS
51085e7652dSLars-Peter Clausen static const struct snd_soc_dai_ops tlv320aic23_dai_ops = {
5116335d055SEric Miao .prepare = tlv320aic23_pcm_prepare,
5126335d055SEric Miao .hw_params = tlv320aic23_hw_params,
5136335d055SEric Miao .shutdown = tlv320aic23_shutdown,
514960af79dSKuninori Morimoto .mute_stream = tlv320aic23_mute,
5156335d055SEric Miao .set_fmt = tlv320aic23_set_dai_fmt,
5166335d055SEric Miao .set_sysclk = tlv320aic23_set_dai_sysclk,
517960af79dSKuninori Morimoto .no_capture_mute = 1,
5186335d055SEric Miao };
5196335d055SEric Miao
520f0fba2adSLiam Girdwood static struct snd_soc_dai_driver tlv320aic23_dai = {
521f0fba2adSLiam Girdwood .name = "tlv320aic23-hifi",
522c1f27190SArun KS .playback = {
523c1f27190SArun KS .stream_name = "Playback",
524c1f27190SArun KS .channels_min = 2,
525c1f27190SArun KS .channels_max = 2,
526c1f27190SArun KS .rates = AIC23_RATES,
527c1f27190SArun KS .formats = AIC23_FORMATS,},
528c1f27190SArun KS .capture = {
529c1f27190SArun KS .stream_name = "Capture",
530c1f27190SArun KS .channels_min = 2,
531c1f27190SArun KS .channels_max = 2,
532c1f27190SArun KS .rates = AIC23_RATES,
533c1f27190SArun KS .formats = AIC23_FORMATS,},
5346335d055SEric Miao .ops = &tlv320aic23_dai_ops,
535c1f27190SArun KS };
536c1f27190SArun KS
tlv320aic23_resume(struct snd_soc_component * component)537ff06ac2aSKuninori Morimoto static int tlv320aic23_resume(struct snd_soc_component *component)
538c1f27190SArun KS {
539ff06ac2aSKuninori Morimoto struct aic23 *aic23 = snd_soc_component_get_drvdata(component);
5404aa11d67SMark Brown regcache_mark_dirty(aic23->regmap);
5414aa11d67SMark Brown regcache_sync(aic23->regmap);
542c1f27190SArun KS
543c1f27190SArun KS return 0;
544c1f27190SArun KS }
545c1f27190SArun KS
tlv320aic23_component_probe(struct snd_soc_component * component)546ff06ac2aSKuninori Morimoto static int tlv320aic23_component_probe(struct snd_soc_component *component)
547c1f27190SArun KS {
548c1f27190SArun KS /* Reset codec */
549ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_RESET, 0);
550f9dfbf91SAxel Lin
551ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_DIGT, TLV320AIC23_DEEMP_44K);
552c1f27190SArun KS
553c1f27190SArun KS /* Unmute input */
554ff06ac2aSKuninori Morimoto snd_soc_component_update_bits(component, TLV320AIC23_LINVOL,
555f9dfbf91SAxel Lin TLV320AIC23_LIM_MUTED, TLV320AIC23_LRS_ENABLED);
556c1f27190SArun KS
557ff06ac2aSKuninori Morimoto snd_soc_component_update_bits(component, TLV320AIC23_RINVOL,
558f9dfbf91SAxel Lin TLV320AIC23_LIM_MUTED, TLV320AIC23_LRS_ENABLED);
559c1f27190SArun KS
560ff06ac2aSKuninori Morimoto snd_soc_component_update_bits(component, TLV320AIC23_ANLG,
561f9dfbf91SAxel Lin TLV320AIC23_BYPASS_ON | TLV320AIC23_MICM_MUTED,
562f9dfbf91SAxel Lin 0);
563c1f27190SArun KS
564c1f27190SArun KS /* Default output volume */
565ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_LCHNVOL,
566f9dfbf91SAxel Lin TLV320AIC23_DEFAULT_OUT_VOL & TLV320AIC23_OUT_VOL_MASK);
567ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_RCHNVOL,
568f9dfbf91SAxel Lin TLV320AIC23_DEFAULT_OUT_VOL & TLV320AIC23_OUT_VOL_MASK);
569c1f27190SArun KS
570ff06ac2aSKuninori Morimoto snd_soc_component_write(component, TLV320AIC23_ACTIVE, 0x1);
571c1f27190SArun KS
572f0fba2adSLiam Girdwood return 0;
573c1f27190SArun KS }
574f0fba2adSLiam Girdwood
575ff06ac2aSKuninori Morimoto static const struct snd_soc_component_driver soc_component_dev_tlv320aic23 = {
576ff06ac2aSKuninori Morimoto .probe = tlv320aic23_component_probe,
577f0fba2adSLiam Girdwood .resume = tlv320aic23_resume,
578f0fba2adSLiam Girdwood .set_bias_level = tlv320aic23_set_bias_level,
579b07c443fSMark Brown .controls = tlv320aic23_snd_controls,
580b07c443fSMark Brown .num_controls = ARRAY_SIZE(tlv320aic23_snd_controls),
581a7dca707SLu Guanqun .dapm_widgets = tlv320aic23_dapm_widgets,
582a7dca707SLu Guanqun .num_dapm_widgets = ARRAY_SIZE(tlv320aic23_dapm_widgets),
583a7dca707SLu Guanqun .dapm_routes = tlv320aic23_intercon,
584a7dca707SLu Guanqun .num_dapm_routes = ARRAY_SIZE(tlv320aic23_intercon),
585ff06ac2aSKuninori Morimoto .suspend_bias_off = 1,
586ff06ac2aSKuninori Morimoto .idle_bias_on = 1,
587ff06ac2aSKuninori Morimoto .use_pmdown_time = 1,
588ff06ac2aSKuninori Morimoto .endianness = 1,
589f0fba2adSLiam Girdwood };
590c1f27190SArun KS
tlv320aic23_probe(struct device * dev,struct regmap * regmap)591b3fc5725SMax Filippov int tlv320aic23_probe(struct device *dev, struct regmap *regmap)
592c1f27190SArun KS {
593f0fba2adSLiam Girdwood struct aic23 *aic23;
594c1f27190SArun KS
595b3fc5725SMax Filippov if (IS_ERR(regmap))
596b3fc5725SMax Filippov return PTR_ERR(regmap);
597c1f27190SArun KS
598b3fc5725SMax Filippov aic23 = devm_kzalloc(dev, sizeof(struct aic23), GFP_KERNEL);
599f0fba2adSLiam Girdwood if (aic23 == NULL)
600f0fba2adSLiam Girdwood return -ENOMEM;
601c1f27190SArun KS
602b3fc5725SMax Filippov aic23->regmap = regmap;
6034aa11d67SMark Brown
604b3fc5725SMax Filippov dev_set_drvdata(dev, aic23);
605c1f27190SArun KS
606ff06ac2aSKuninori Morimoto return devm_snd_soc_register_component(dev,
607ff06ac2aSKuninori Morimoto &soc_component_dev_tlv320aic23,
608b3fc5725SMax Filippov &tlv320aic23_dai, 1);
609c1f27190SArun KS }
61040423285SMax Filippov EXPORT_SYMBOL(tlv320aic23_probe);
61164089b84SMark Brown
612c1f27190SArun KS MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver");
613c1f27190SArun KS MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");
614c1f27190SArun KS MODULE_LICENSE("GPL");
615