Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 1 | /* |
| 2 | * sn95031.c - TI sn95031 Codec driver |
| 3 | * |
| 4 | * Copyright (C) 2010 Intel Corp |
| 5 | * Author: Vinod Koul <vinod.koul@intel.com> |
| 6 | * Author: Harsha Priya <priya.harsha@intel.com> |
| 7 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License as published by |
| 11 | * the Free Software Foundation; version 2 of the License. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, but |
| 14 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License along |
| 19 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 20 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. |
| 21 | * |
| 22 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| 23 | * |
| 24 | * |
| 25 | */ |
| 26 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| 27 | |
| 28 | #include <linux/platform_device.h> |
Ingo Molnar | 438008a | 2008-11-13 11:51:57 +0100 | [diff] [blame] | 29 | #include <linux/delay.h> |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 30 | #include <linux/slab.h> |
Ingo Molnar | 438008a | 2008-11-13 11:51:57 +0100 | [diff] [blame] | 31 | |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 32 | #include <asm/intel_scu_ipc.h> |
| 33 | #include <sound/pcm.h> |
| 34 | #include <sound/pcm_params.h> |
| 35 | #include <sound/soc.h> |
| 36 | #include <sound/soc-dapm.h> |
| 37 | #include <sound/initval.h> |
Harsha Priya | fd94eee | 2011-01-28 22:26:53 +0530 | [diff] [blame] | 38 | #include <sound/tlv.h> |
Vinod Koul | 1e2f593 | 2011-02-09 21:44:32 +0530 | [diff] [blame] | 39 | #include <sound/jack.h> |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 40 | #include "sn95031.h" |
| 41 | |
| 42 | #define SN95031_RATES (SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100) |
| 43 | #define SN95031_FORMATS (SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE) |
| 44 | |
Vinod Koul | 3663323 | 2011-02-09 21:44:34 +0530 | [diff] [blame] | 45 | /* adc helper functions */ |
| 46 | |
| 47 | /* enables mic bias voltage */ |
| 48 | static void sn95031_enable_mic_bias(struct snd_soc_codec *codec) |
| 49 | { |
| 50 | snd_soc_write(codec, SN95031_VAUD, BIT(2)|BIT(1)|BIT(0)); |
| 51 | snd_soc_update_bits(codec, SN95031_MICBIAS, BIT(2), BIT(2)); |
| 52 | } |
| 53 | |
| 54 | /* Enable/Disable the ADC depending on the argument */ |
| 55 | static void configure_adc(struct snd_soc_codec *sn95031_codec, int val) |
| 56 | { |
| 57 | int value = snd_soc_read(sn95031_codec, SN95031_ADC1CNTL1); |
| 58 | |
| 59 | if (val) { |
| 60 | /* Enable and start the ADC */ |
| 61 | value |= (SN95031_ADC_ENBL | SN95031_ADC_START); |
| 62 | value &= (~SN95031_ADC_NO_LOOP); |
| 63 | } else { |
| 64 | /* Just stop the ADC */ |
| 65 | value &= (~SN95031_ADC_START); |
| 66 | } |
| 67 | snd_soc_write(sn95031_codec, SN95031_ADC1CNTL1, value); |
| 68 | } |
| 69 | |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 70 | /* |
Vinod Koul | 3663323 | 2011-02-09 21:44:34 +0530 | [diff] [blame] | 71 | * finds an empty channel for conversion |
| 72 | * If the ADC is not enabled then start using 0th channel |
| 73 | * itself. Otherwise find an empty channel by looking for a |
| 74 | * channel in which the stopbit is set to 1. returns the index |
| 75 | * of the first free channel if succeeds or an error code. |
| 76 | * |
| 77 | * Context: can sleep |
| 78 | * |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 79 | */ |
Vinod Koul | 3663323 | 2011-02-09 21:44:34 +0530 | [diff] [blame] | 80 | static int find_free_channel(struct snd_soc_codec *sn95031_codec) |
| 81 | { |
| 82 | int ret = 0, i, value; |
| 83 | |
| 84 | /* check whether ADC is enabled */ |
| 85 | value = snd_soc_read(sn95031_codec, SN95031_ADC1CNTL1); |
| 86 | |
| 87 | if ((value & SN95031_ADC_ENBL) == 0) |
| 88 | return 0; |
| 89 | |
| 90 | /* ADC is already enabled; Looking for an empty channel */ |
| 91 | for (i = 0; i < SN95031_ADC_CHANLS_MAX; i++) { |
| 92 | value = snd_soc_read(sn95031_codec, |
| 93 | SN95031_ADC_CHNL_START_ADDR + i); |
| 94 | if (value & SN95031_STOPBIT_MASK) { |
| 95 | ret = i; |
| 96 | break; |
| 97 | } |
| 98 | } |
| 99 | return (ret > SN95031_ADC_LOOP_MAX) ? (-EINVAL) : ret; |
| 100 | } |
| 101 | |
| 102 | /* Initialize the ADC for reading micbias values. Can sleep. */ |
| 103 | static int sn95031_initialize_adc(struct snd_soc_codec *sn95031_codec) |
| 104 | { |
| 105 | int base_addr, chnl_addr; |
| 106 | int value; |
| 107 | static int channel_index; |
| 108 | |
| 109 | /* Index of the first channel in which the stop bit is set */ |
| 110 | channel_index = find_free_channel(sn95031_codec); |
| 111 | if (channel_index < 0) { |
| 112 | pr_err("No free ADC channels"); |
| 113 | return channel_index; |
| 114 | } |
| 115 | |
| 116 | base_addr = SN95031_ADC_CHNL_START_ADDR + channel_index; |
| 117 | |
| 118 | if (!(channel_index == 0 || channel_index == SN95031_ADC_LOOP_MAX)) { |
| 119 | /* Reset stop bit for channels other than 0 and 12 */ |
| 120 | value = snd_soc_read(sn95031_codec, base_addr); |
| 121 | /* Set the stop bit to zero */ |
| 122 | snd_soc_write(sn95031_codec, base_addr, value & 0xEF); |
| 123 | /* Index of the first free channel */ |
| 124 | base_addr++; |
| 125 | channel_index++; |
| 126 | } |
| 127 | |
| 128 | /* Since this is the last channel, set the stop bit |
| 129 | to 1 by ORing the DIE_SENSOR_CODE with 0x10 */ |
| 130 | snd_soc_write(sn95031_codec, base_addr, |
| 131 | SN95031_AUDIO_DETECT_CODE | 0x10); |
| 132 | |
| 133 | chnl_addr = SN95031_ADC_DATA_START_ADDR + 2 * channel_index; |
| 134 | pr_debug("mid_initialize : %x", chnl_addr); |
| 135 | configure_adc(sn95031_codec, 1); |
| 136 | return chnl_addr; |
| 137 | } |
| 138 | |
| 139 | |
| 140 | /* reads the ADC registers and gets the mic bias value in mV. */ |
| 141 | static unsigned int sn95031_get_mic_bias(struct snd_soc_codec *codec) |
| 142 | { |
| 143 | u16 adc_adr = sn95031_initialize_adc(codec); |
| 144 | u16 adc_val1, adc_val2; |
| 145 | unsigned int mic_bias; |
| 146 | |
| 147 | sn95031_enable_mic_bias(codec); |
| 148 | |
| 149 | /* Enable the sound card for conversion before reading */ |
| 150 | snd_soc_write(codec, SN95031_ADC1CNTL3, 0x05); |
| 151 | /* Re-toggle the RRDATARD bit */ |
| 152 | snd_soc_write(codec, SN95031_ADC1CNTL3, 0x04); |
| 153 | |
| 154 | /* Read the higher bits of data */ |
| 155 | msleep(1000); |
| 156 | adc_val1 = snd_soc_read(codec, adc_adr); |
| 157 | adc_adr++; |
| 158 | adc_val2 = snd_soc_read(codec, adc_adr); |
| 159 | |
| 160 | /* Adding lower two bits to the higher bits */ |
| 161 | mic_bias = (adc_val1 << 2) + (adc_val2 & 3); |
| 162 | mic_bias = (mic_bias * SN95031_ADC_ONE_LSB_MULTIPLIER) / 1000; |
| 163 | pr_debug("mic bias = %dmV\n", mic_bias); |
| 164 | return mic_bias; |
| 165 | } |
| 166 | EXPORT_SYMBOL_GPL(sn95031_get_mic_bias); |
| 167 | /*end - adc helper functions */ |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 168 | |
| 169 | static inline unsigned int sn95031_read(struct snd_soc_codec *codec, |
| 170 | unsigned int reg) |
| 171 | { |
| 172 | u8 value = 0; |
| 173 | int ret; |
| 174 | |
| 175 | ret = intel_scu_ipc_ioread8(reg, &value); |
| 176 | if (ret) |
| 177 | pr_err("read of %x failed, err %d\n", reg, ret); |
| 178 | return value; |
| 179 | |
| 180 | } |
| 181 | |
| 182 | static inline int sn95031_write(struct snd_soc_codec *codec, |
| 183 | unsigned int reg, unsigned int value) |
| 184 | { |
| 185 | int ret; |
| 186 | |
| 187 | ret = intel_scu_ipc_iowrite8(reg, value); |
| 188 | if (ret) |
| 189 | pr_err("write of %x failed, err %d\n", reg, ret); |
| 190 | return ret; |
| 191 | } |
| 192 | |
| 193 | static int sn95031_set_vaud_bias(struct snd_soc_codec *codec, |
| 194 | enum snd_soc_bias_level level) |
| 195 | { |
| 196 | switch (level) { |
| 197 | case SND_SOC_BIAS_ON: |
| 198 | break; |
| 199 | |
| 200 | case SND_SOC_BIAS_PREPARE: |
| 201 | if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY) { |
| 202 | pr_debug("vaud_bias powering up pll\n"); |
| 203 | /* power up the pll */ |
| 204 | snd_soc_write(codec, SN95031_AUDPLLCTRL, BIT(5)); |
| 205 | /* enable pcm 2 */ |
| 206 | snd_soc_update_bits(codec, SN95031_PCM2C2, |
| 207 | BIT(0), BIT(0)); |
| 208 | } |
| 209 | break; |
| 210 | |
| 211 | case SND_SOC_BIAS_STANDBY: |
| 212 | if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { |
| 213 | pr_debug("vaud_bias power up rail\n"); |
| 214 | /* power up the rail */ |
| 215 | snd_soc_write(codec, SN95031_VAUD, |
| 216 | BIT(2)|BIT(1)|BIT(0)); |
| 217 | msleep(1); |
| 218 | } else if (codec->dapm.bias_level == SND_SOC_BIAS_PREPARE) { |
| 219 | /* turn off pcm */ |
| 220 | pr_debug("vaud_bias power dn pcm\n"); |
| 221 | snd_soc_update_bits(codec, SN95031_PCM2C2, BIT(0), 0); |
| 222 | snd_soc_write(codec, SN95031_AUDPLLCTRL, 0); |
| 223 | } |
| 224 | break; |
| 225 | |
| 226 | |
| 227 | case SND_SOC_BIAS_OFF: |
| 228 | pr_debug("vaud_bias _OFF doing rail shutdown\n"); |
| 229 | snd_soc_write(codec, SN95031_VAUD, BIT(3)); |
| 230 | break; |
| 231 | } |
| 232 | |
| 233 | codec->dapm.bias_level = level; |
| 234 | return 0; |
| 235 | } |
| 236 | |
| 237 | static int sn95031_vhs_event(struct snd_soc_dapm_widget *w, |
| 238 | struct snd_kcontrol *kcontrol, int event) |
| 239 | { |
| 240 | if (SND_SOC_DAPM_EVENT_ON(event)) { |
| 241 | pr_debug("VHS SND_SOC_DAPM_EVENT_ON doing rail startup now\n"); |
| 242 | /* power up the rail */ |
| 243 | snd_soc_write(w->codec, SN95031_VHSP, 0x3D); |
| 244 | snd_soc_write(w->codec, SN95031_VHSN, 0x3F); |
| 245 | msleep(1); |
| 246 | } else if (SND_SOC_DAPM_EVENT_OFF(event)) { |
| 247 | pr_debug("VHS SND_SOC_DAPM_EVENT_OFF doing rail shutdown\n"); |
| 248 | snd_soc_write(w->codec, SN95031_VHSP, 0xC4); |
| 249 | snd_soc_write(w->codec, SN95031_VHSN, 0x04); |
| 250 | } |
| 251 | return 0; |
| 252 | } |
| 253 | |
| 254 | static int sn95031_vihf_event(struct snd_soc_dapm_widget *w, |
| 255 | struct snd_kcontrol *kcontrol, int event) |
| 256 | { |
| 257 | if (SND_SOC_DAPM_EVENT_ON(event)) { |
| 258 | pr_debug("VIHF SND_SOC_DAPM_EVENT_ON doing rail startup now\n"); |
| 259 | /* power up the rail */ |
| 260 | snd_soc_write(w->codec, SN95031_VIHF, 0x27); |
| 261 | msleep(1); |
| 262 | } else if (SND_SOC_DAPM_EVENT_OFF(event)) { |
| 263 | pr_debug("VIHF SND_SOC_DAPM_EVENT_OFF doing rail shutdown\n"); |
| 264 | snd_soc_write(w->codec, SN95031_VIHF, 0x24); |
| 265 | } |
| 266 | return 0; |
| 267 | } |
| 268 | |
Harsha Priya | fd94eee | 2011-01-28 22:26:53 +0530 | [diff] [blame] | 269 | static int sn95031_dmic12_event(struct snd_soc_dapm_widget *w, |
| 270 | struct snd_kcontrol *k, int event) |
| 271 | { |
| 272 | unsigned int ldo = 0, clk_dir = 0, data_dir = 0; |
| 273 | |
| 274 | if (SND_SOC_DAPM_EVENT_ON(event)) { |
| 275 | ldo = BIT(5)|BIT(4); |
| 276 | clk_dir = BIT(0); |
| 277 | data_dir = BIT(7); |
| 278 | } |
| 279 | /* program DMIC LDO, clock and set clock */ |
| 280 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(5)|BIT(4), ldo); |
| 281 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(0), clk_dir); |
| 282 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(7), data_dir); |
| 283 | return 0; |
| 284 | } |
| 285 | |
| 286 | static int sn95031_dmic34_event(struct snd_soc_dapm_widget *w, |
| 287 | struct snd_kcontrol *k, int event) |
| 288 | { |
| 289 | unsigned int ldo = 0, clk_dir = 0, data_dir = 0; |
| 290 | |
| 291 | if (SND_SOC_DAPM_EVENT_ON(event)) { |
| 292 | ldo = BIT(5)|BIT(4); |
| 293 | clk_dir = BIT(2); |
| 294 | data_dir = BIT(1); |
| 295 | } |
| 296 | /* program DMIC LDO, clock and set clock */ |
| 297 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(5)|BIT(4), ldo); |
| 298 | snd_soc_update_bits(w->codec, SN95031_DMICBUF0123, BIT(2), clk_dir); |
| 299 | snd_soc_update_bits(w->codec, SN95031_DMICBUF45, BIT(1), data_dir); |
| 300 | return 0; |
| 301 | } |
| 302 | |
| 303 | static int sn95031_dmic56_event(struct snd_soc_dapm_widget *w, |
| 304 | struct snd_kcontrol *k, int event) |
| 305 | { |
| 306 | unsigned int ldo = 0; |
| 307 | |
| 308 | if (SND_SOC_DAPM_EVENT_ON(event)) |
| 309 | ldo = BIT(7)|BIT(6); |
| 310 | |
| 311 | /* program DMIC LDO */ |
| 312 | snd_soc_update_bits(w->codec, SN95031_MICBIAS, BIT(7)|BIT(6), ldo); |
| 313 | return 0; |
| 314 | } |
| 315 | |
| 316 | /* mux controls */ |
| 317 | static const char *sn95031_mic_texts[] = { "AMIC", "LineIn" }; |
| 318 | |
| 319 | static const struct soc_enum sn95031_micl_enum = |
| 320 | SOC_ENUM_SINGLE(SN95031_ADCCONFIG, 1, 2, sn95031_mic_texts); |
| 321 | |
| 322 | static const struct snd_kcontrol_new sn95031_micl_mux_control = |
| 323 | SOC_DAPM_ENUM("Route", sn95031_micl_enum); |
| 324 | |
| 325 | static const struct soc_enum sn95031_micr_enum = |
| 326 | SOC_ENUM_SINGLE(SN95031_ADCCONFIG, 3, 2, sn95031_mic_texts); |
| 327 | |
| 328 | static const struct snd_kcontrol_new sn95031_micr_mux_control = |
| 329 | SOC_DAPM_ENUM("Route", sn95031_micr_enum); |
| 330 | |
| 331 | static const char *sn95031_input_texts[] = { "DMIC1", "DMIC2", "DMIC3", |
| 332 | "DMIC4", "DMIC5", "DMIC6", |
| 333 | "ADC Left", "ADC Right" }; |
| 334 | |
| 335 | static const struct soc_enum sn95031_input1_enum = |
| 336 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX12, 0, 8, sn95031_input_texts); |
| 337 | |
| 338 | static const struct snd_kcontrol_new sn95031_input1_mux_control = |
| 339 | SOC_DAPM_ENUM("Route", sn95031_input1_enum); |
| 340 | |
| 341 | static const struct soc_enum sn95031_input2_enum = |
| 342 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX12, 4, 8, sn95031_input_texts); |
| 343 | |
| 344 | static const struct snd_kcontrol_new sn95031_input2_mux_control = |
| 345 | SOC_DAPM_ENUM("Route", sn95031_input2_enum); |
| 346 | |
| 347 | static const struct soc_enum sn95031_input3_enum = |
| 348 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX34, 0, 8, sn95031_input_texts); |
| 349 | |
| 350 | static const struct snd_kcontrol_new sn95031_input3_mux_control = |
| 351 | SOC_DAPM_ENUM("Route", sn95031_input3_enum); |
| 352 | |
| 353 | static const struct soc_enum sn95031_input4_enum = |
| 354 | SOC_ENUM_SINGLE(SN95031_AUDIOMUX34, 4, 8, sn95031_input_texts); |
| 355 | |
| 356 | static const struct snd_kcontrol_new sn95031_input4_mux_control = |
| 357 | SOC_DAPM_ENUM("Route", sn95031_input4_enum); |
| 358 | |
| 359 | /* capture path controls */ |
| 360 | |
| 361 | static const char *sn95031_micmode_text[] = {"Single Ended", "Differential"}; |
| 362 | |
| 363 | /* 0dB to 30dB in 10dB steps */ |
Vinod Koul | 65e9625 | 2011-02-15 18:28:53 +0530 | [diff] [blame] | 364 | static const DECLARE_TLV_DB_SCALE(mic_tlv, 0, 10, 0); |
Harsha Priya | fd94eee | 2011-01-28 22:26:53 +0530 | [diff] [blame] | 365 | |
| 366 | static const struct soc_enum sn95031_micmode1_enum = |
| 367 | SOC_ENUM_SINGLE(SN95031_MICAMP1, 1, 2, sn95031_micmode_text); |
| 368 | static const struct soc_enum sn95031_micmode2_enum = |
| 369 | SOC_ENUM_SINGLE(SN95031_MICAMP2, 1, 2, sn95031_micmode_text); |
| 370 | |
| 371 | static const char *sn95031_dmic_cfg_text[] = {"GPO", "DMIC"}; |
| 372 | |
| 373 | static const struct soc_enum sn95031_dmic12_cfg_enum = |
| 374 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 0, 2, sn95031_dmic_cfg_text); |
| 375 | static const struct soc_enum sn95031_dmic34_cfg_enum = |
| 376 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 1, 2, sn95031_dmic_cfg_text); |
| 377 | static const struct soc_enum sn95031_dmic56_cfg_enum = |
| 378 | SOC_ENUM_SINGLE(SN95031_DMICMUX, 2, 2, sn95031_dmic_cfg_text); |
| 379 | |
| 380 | static const struct snd_kcontrol_new sn95031_snd_controls[] = { |
| 381 | SOC_ENUM("Mic1Mode Capture Route", sn95031_micmode1_enum), |
| 382 | SOC_ENUM("Mic2Mode Capture Route", sn95031_micmode2_enum), |
| 383 | SOC_ENUM("DMIC12 Capture Route", sn95031_dmic12_cfg_enum), |
| 384 | SOC_ENUM("DMIC34 Capture Route", sn95031_dmic34_cfg_enum), |
| 385 | SOC_ENUM("DMIC56 Capture Route", sn95031_dmic56_cfg_enum), |
| 386 | SOC_SINGLE_TLV("Mic1 Capture Volume", SN95031_MICAMP1, |
| 387 | 2, 4, 0, mic_tlv), |
| 388 | SOC_SINGLE_TLV("Mic2 Capture Volume", SN95031_MICAMP2, |
| 389 | 2, 4, 0, mic_tlv), |
| 390 | }; |
| 391 | |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 392 | /* DAPM widgets */ |
| 393 | static const struct snd_soc_dapm_widget sn95031_dapm_widgets[] = { |
| 394 | |
| 395 | /* all end points mic, hs etc */ |
| 396 | SND_SOC_DAPM_OUTPUT("HPOUTL"), |
| 397 | SND_SOC_DAPM_OUTPUT("HPOUTR"), |
| 398 | SND_SOC_DAPM_OUTPUT("EPOUT"), |
| 399 | SND_SOC_DAPM_OUTPUT("IHFOUTL"), |
| 400 | SND_SOC_DAPM_OUTPUT("IHFOUTR"), |
| 401 | SND_SOC_DAPM_OUTPUT("LINEOUTL"), |
| 402 | SND_SOC_DAPM_OUTPUT("LINEOUTR"), |
| 403 | SND_SOC_DAPM_OUTPUT("VIB1OUT"), |
| 404 | SND_SOC_DAPM_OUTPUT("VIB2OUT"), |
| 405 | |
Harsha Priya | fd94eee | 2011-01-28 22:26:53 +0530 | [diff] [blame] | 406 | SND_SOC_DAPM_INPUT("AMIC1"), /* headset mic */ |
| 407 | SND_SOC_DAPM_INPUT("AMIC2"), |
| 408 | SND_SOC_DAPM_INPUT("DMIC1"), |
| 409 | SND_SOC_DAPM_INPUT("DMIC2"), |
| 410 | SND_SOC_DAPM_INPUT("DMIC3"), |
| 411 | SND_SOC_DAPM_INPUT("DMIC4"), |
| 412 | SND_SOC_DAPM_INPUT("DMIC5"), |
| 413 | SND_SOC_DAPM_INPUT("DMIC6"), |
| 414 | SND_SOC_DAPM_INPUT("LINEINL"), |
| 415 | SND_SOC_DAPM_INPUT("LINEINR"), |
| 416 | |
| 417 | SND_SOC_DAPM_MICBIAS("AMIC1Bias", SN95031_MICBIAS, 2, 0), |
| 418 | SND_SOC_DAPM_MICBIAS("AMIC2Bias", SN95031_MICBIAS, 3, 0), |
| 419 | SND_SOC_DAPM_MICBIAS("DMIC12Bias", SN95031_DMICMUX, 3, 0), |
| 420 | SND_SOC_DAPM_MICBIAS("DMIC34Bias", SN95031_DMICMUX, 4, 0), |
| 421 | SND_SOC_DAPM_MICBIAS("DMIC56Bias", SN95031_DMICMUX, 5, 0), |
| 422 | |
| 423 | SND_SOC_DAPM_SUPPLY("DMIC12supply", SN95031_DMICLK, 0, 0, |
| 424 | sn95031_dmic12_event, |
| 425 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| 426 | SND_SOC_DAPM_SUPPLY("DMIC34supply", SN95031_DMICLK, 1, 0, |
| 427 | sn95031_dmic34_event, |
| 428 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| 429 | SND_SOC_DAPM_SUPPLY("DMIC56supply", SN95031_DMICLK, 2, 0, |
| 430 | sn95031_dmic56_event, |
| 431 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| 432 | |
| 433 | SND_SOC_DAPM_AIF_OUT("PCM_Out", "Capture", 0, |
| 434 | SND_SOC_NOPM, 0, 0), |
| 435 | |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 436 | SND_SOC_DAPM_SUPPLY("Headset Rail", SND_SOC_NOPM, 0, 0, |
| 437 | sn95031_vhs_event, |
| 438 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| 439 | SND_SOC_DAPM_SUPPLY("Speaker Rail", SND_SOC_NOPM, 0, 0, |
| 440 | sn95031_vihf_event, |
| 441 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| 442 | |
| 443 | /* playback path driver enables */ |
| 444 | SND_SOC_DAPM_PGA("Headset Left Playback", |
| 445 | SN95031_DRIVEREN, 0, 0, NULL, 0), |
| 446 | SND_SOC_DAPM_PGA("Headset Right Playback", |
| 447 | SN95031_DRIVEREN, 1, 0, NULL, 0), |
| 448 | SND_SOC_DAPM_PGA("Speaker Left Playback", |
| 449 | SN95031_DRIVEREN, 2, 0, NULL, 0), |
| 450 | SND_SOC_DAPM_PGA("Speaker Right Playback", |
| 451 | SN95031_DRIVEREN, 3, 0, NULL, 0), |
| 452 | SND_SOC_DAPM_PGA("Vibra1 Playback", |
| 453 | SN95031_DRIVEREN, 4, 0, NULL, 0), |
| 454 | SND_SOC_DAPM_PGA("Vibra2 Playback", |
| 455 | SN95031_DRIVEREN, 5, 0, NULL, 0), |
| 456 | SND_SOC_DAPM_PGA("Earpiece Playback", |
| 457 | SN95031_DRIVEREN, 6, 0, NULL, 0), |
| 458 | SND_SOC_DAPM_PGA("Lineout Left Playback", |
| 459 | SN95031_LOCTL, 0, 0, NULL, 0), |
| 460 | SND_SOC_DAPM_PGA("Lineout Right Playback", |
| 461 | SN95031_LOCTL, 4, 0, NULL, 0), |
| 462 | |
| 463 | /* playback path filter enable */ |
| 464 | SND_SOC_DAPM_PGA("Headset Left Filter", |
| 465 | SN95031_HSEPRXCTRL, 4, 0, NULL, 0), |
| 466 | SND_SOC_DAPM_PGA("Headset Right Filter", |
| 467 | SN95031_HSEPRXCTRL, 5, 0, NULL, 0), |
| 468 | SND_SOC_DAPM_PGA("Speaker Left Filter", |
| 469 | SN95031_IHFRXCTRL, 0, 0, NULL, 0), |
| 470 | SND_SOC_DAPM_PGA("Speaker Right Filter", |
| 471 | SN95031_IHFRXCTRL, 1, 0, NULL, 0), |
| 472 | |
| 473 | /* DACs */ |
| 474 | SND_SOC_DAPM_DAC("HSDAC Left", "Headset", |
| 475 | SN95031_DACCONFIG, 0, 0), |
| 476 | SND_SOC_DAPM_DAC("HSDAC Right", "Headset", |
| 477 | SN95031_DACCONFIG, 1, 0), |
| 478 | SND_SOC_DAPM_DAC("IHFDAC Left", "Speaker", |
| 479 | SN95031_DACCONFIG, 2, 0), |
| 480 | SND_SOC_DAPM_DAC("IHFDAC Right", "Speaker", |
| 481 | SN95031_DACCONFIG, 3, 0), |
| 482 | SND_SOC_DAPM_DAC("Vibra1 DAC", "Vibra1", |
| 483 | SN95031_VIB1C5, 1, 0), |
| 484 | SND_SOC_DAPM_DAC("Vibra2 DAC", "Vibra2", |
| 485 | SN95031_VIB2C5, 1, 0), |
Harsha Priya | fd94eee | 2011-01-28 22:26:53 +0530 | [diff] [blame] | 486 | |
| 487 | /* capture widgets */ |
| 488 | SND_SOC_DAPM_PGA("LineIn Enable Left", SN95031_MICAMP1, |
| 489 | 7, 0, NULL, 0), |
| 490 | SND_SOC_DAPM_PGA("LineIn Enable Right", SN95031_MICAMP2, |
| 491 | 7, 0, NULL, 0), |
| 492 | |
| 493 | SND_SOC_DAPM_PGA("MIC1 Enable", SN95031_MICAMP1, 0, 0, NULL, 0), |
| 494 | SND_SOC_DAPM_PGA("MIC2 Enable", SN95031_MICAMP2, 0, 0, NULL, 0), |
| 495 | SND_SOC_DAPM_PGA("TX1 Enable", SN95031_AUDIOTXEN, 2, 0, NULL, 0), |
| 496 | SND_SOC_DAPM_PGA("TX2 Enable", SN95031_AUDIOTXEN, 3, 0, NULL, 0), |
| 497 | SND_SOC_DAPM_PGA("TX3 Enable", SN95031_AUDIOTXEN, 4, 0, NULL, 0), |
| 498 | SND_SOC_DAPM_PGA("TX4 Enable", SN95031_AUDIOTXEN, 5, 0, NULL, 0), |
| 499 | |
| 500 | /* ADC have null stream as they will be turned ON by TX path */ |
| 501 | SND_SOC_DAPM_ADC("ADC Left", NULL, |
| 502 | SN95031_ADCCONFIG, 0, 0), |
| 503 | SND_SOC_DAPM_ADC("ADC Right", NULL, |
| 504 | SN95031_ADCCONFIG, 2, 0), |
| 505 | |
| 506 | SND_SOC_DAPM_MUX("Mic_InputL Capture Route", |
| 507 | SND_SOC_NOPM, 0, 0, &sn95031_micl_mux_control), |
| 508 | SND_SOC_DAPM_MUX("Mic_InputR Capture Route", |
| 509 | SND_SOC_NOPM, 0, 0, &sn95031_micr_mux_control), |
| 510 | |
| 511 | SND_SOC_DAPM_MUX("Txpath1 Capture Route", |
| 512 | SND_SOC_NOPM, 0, 0, &sn95031_input1_mux_control), |
| 513 | SND_SOC_DAPM_MUX("Txpath2 Capture Route", |
| 514 | SND_SOC_NOPM, 0, 0, &sn95031_input2_mux_control), |
| 515 | SND_SOC_DAPM_MUX("Txpath3 Capture Route", |
| 516 | SND_SOC_NOPM, 0, 0, &sn95031_input3_mux_control), |
| 517 | SND_SOC_DAPM_MUX("Txpath4 Capture Route", |
| 518 | SND_SOC_NOPM, 0, 0, &sn95031_input4_mux_control), |
| 519 | |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 520 | }; |
| 521 | |
| 522 | static const struct snd_soc_dapm_route sn95031_audio_map[] = { |
| 523 | /* headset and earpiece map */ |
Vinod Koul | 1461d06 | 2011-02-15 18:28:51 +0530 | [diff] [blame] | 524 | { "HPOUTL", NULL, "Headset Rail"}, |
| 525 | { "HPOUTR", NULL, "Headset Rail"}, |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 526 | { "HPOUTL", NULL, "Headset Left Playback" }, |
| 527 | { "HPOUTR", NULL, "Headset Right Playback" }, |
| 528 | { "EPOUT", NULL, "Earpiece Playback" }, |
| 529 | { "Headset Left Playback", NULL, "Headset Left Filter"}, |
| 530 | { "Headset Right Playback", NULL, "Headset Right Filter"}, |
| 531 | { "Earpiece Playback", NULL, "Headset Left Filter"}, |
| 532 | { "Headset Left Filter", NULL, "HSDAC Left"}, |
| 533 | { "Headset Right Filter", NULL, "HSDAC Right"}, |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 534 | |
| 535 | /* speaker map */ |
Vinod Koul | 1461d06 | 2011-02-15 18:28:51 +0530 | [diff] [blame] | 536 | { "IHFOUTL", NULL, "Speaker Rail"}, |
| 537 | { "IHFOUTR", NULL, "Speaker Rail"}, |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 538 | { "IHFOUTL", "NULL", "Speaker Left Playback"}, |
| 539 | { "IHFOUTR", "NULL", "Speaker Right Playback"}, |
| 540 | { "Speaker Left Playback", NULL, "Speaker Left Filter"}, |
| 541 | { "Speaker Right Playback", NULL, "Speaker Right Filter"}, |
| 542 | { "Speaker Left Filter", NULL, "IHFDAC Left"}, |
| 543 | { "Speaker Right Filter", NULL, "IHFDAC Right"}, |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 544 | |
| 545 | /* vibra map */ |
Vinod Koul | b22dab8 | 2011-01-07 16:20:28 +0530 | [diff] [blame] | 546 | { "VIB1OUT", NULL, "Vibra1 Playback"}, |
| 547 | { "Vibra1 Playback", NULL, "Vibra1 DAC"}, |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 548 | |
Vinod Koul | b22dab8 | 2011-01-07 16:20:28 +0530 | [diff] [blame] | 549 | { "VIB2OUT", NULL, "Vibra2 Playback"}, |
| 550 | { "Vibra2 Playback", NULL, "Vibra2 DAC"}, |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 551 | |
| 552 | /* lineout */ |
Vinod Koul | b22dab8 | 2011-01-07 16:20:28 +0530 | [diff] [blame] | 553 | { "LINEOUTL", NULL, "Lineout Left Playback"}, |
| 554 | { "LINEOUTR", NULL, "Lineout Right Playback"}, |
| 555 | { "Lineout Left Playback", NULL, "Headset Left Filter"}, |
| 556 | { "Lineout Left Playback", NULL, "Speaker Left Filter"}, |
| 557 | { "Lineout Left Playback", NULL, "Vibra1 DAC"}, |
| 558 | { "Lineout Right Playback", NULL, "Headset Right Filter"}, |
| 559 | { "Lineout Right Playback", NULL, "Speaker Right Filter"}, |
| 560 | { "Lineout Right Playback", NULL, "Vibra2 DAC"}, |
Harsha Priya | fd94eee | 2011-01-28 22:26:53 +0530 | [diff] [blame] | 561 | |
| 562 | /* Headset (AMIC1) mic */ |
| 563 | { "AMIC1Bias", NULL, "AMIC1"}, |
| 564 | { "MIC1 Enable", NULL, "AMIC1Bias"}, |
| 565 | { "Mic_InputL Capture Route", "AMIC", "MIC1 Enable"}, |
| 566 | |
| 567 | /* AMIC2 */ |
| 568 | { "AMIC2Bias", NULL, "AMIC2"}, |
| 569 | { "MIC2 Enable", NULL, "AMIC2Bias"}, |
| 570 | { "Mic_InputR Capture Route", "AMIC", "MIC2 Enable"}, |
| 571 | |
| 572 | |
| 573 | /* Linein */ |
| 574 | { "LineIn Enable Left", NULL, "LINEINL"}, |
| 575 | { "LineIn Enable Right", NULL, "LINEINR"}, |
| 576 | { "Mic_InputL Capture Route", "LineIn", "LineIn Enable Left"}, |
| 577 | { "Mic_InputR Capture Route", "LineIn", "LineIn Enable Right"}, |
| 578 | |
| 579 | /* ADC connection */ |
| 580 | { "ADC Left", NULL, "Mic_InputL Capture Route"}, |
| 581 | { "ADC Right", NULL, "Mic_InputR Capture Route"}, |
| 582 | |
| 583 | /*DMIC connections */ |
| 584 | { "DMIC1", NULL, "DMIC12supply"}, |
| 585 | { "DMIC2", NULL, "DMIC12supply"}, |
| 586 | { "DMIC3", NULL, "DMIC34supply"}, |
| 587 | { "DMIC4", NULL, "DMIC34supply"}, |
| 588 | { "DMIC5", NULL, "DMIC56supply"}, |
| 589 | { "DMIC6", NULL, "DMIC56supply"}, |
| 590 | |
| 591 | { "DMIC12Bias", NULL, "DMIC1"}, |
| 592 | { "DMIC12Bias", NULL, "DMIC2"}, |
| 593 | { "DMIC34Bias", NULL, "DMIC3"}, |
| 594 | { "DMIC34Bias", NULL, "DMIC4"}, |
| 595 | { "DMIC56Bias", NULL, "DMIC5"}, |
| 596 | { "DMIC56Bias", NULL, "DMIC6"}, |
| 597 | |
| 598 | /*TX path inputs*/ |
| 599 | { "Txpath1 Capture Route", "ADC Left", "ADC Left"}, |
| 600 | { "Txpath2 Capture Route", "ADC Left", "ADC Left"}, |
| 601 | { "Txpath3 Capture Route", "ADC Left", "ADC Left"}, |
| 602 | { "Txpath4 Capture Route", "ADC Left", "ADC Left"}, |
| 603 | { "Txpath1 Capture Route", "ADC Right", "ADC Right"}, |
| 604 | { "Txpath2 Capture Route", "ADC Right", "ADC Right"}, |
| 605 | { "Txpath3 Capture Route", "ADC Right", "ADC Right"}, |
| 606 | { "Txpath4 Capture Route", "ADC Right", "ADC Right"}, |
Vinod Koul | a62ffc9 | 2011-02-15 18:28:52 +0530 | [diff] [blame] | 607 | { "Txpath1 Capture Route", "DMIC1", "DMIC1"}, |
| 608 | { "Txpath2 Capture Route", "DMIC1", "DMIC1"}, |
| 609 | { "Txpath3 Capture Route", "DMIC1", "DMIC1"}, |
| 610 | { "Txpath4 Capture Route", "DMIC1", "DMIC1"}, |
| 611 | { "Txpath1 Capture Route", "DMIC2", "DMIC2"}, |
| 612 | { "Txpath2 Capture Route", "DMIC2", "DMIC2"}, |
| 613 | { "Txpath3 Capture Route", "DMIC2", "DMIC2"}, |
| 614 | { "Txpath4 Capture Route", "DMIC2", "DMIC2"}, |
| 615 | { "Txpath1 Capture Route", "DMIC3", "DMIC3"}, |
| 616 | { "Txpath2 Capture Route", "DMIC3", "DMIC3"}, |
| 617 | { "Txpath3 Capture Route", "DMIC3", "DMIC3"}, |
| 618 | { "Txpath4 Capture Route", "DMIC3", "DMIC3"}, |
| 619 | { "Txpath1 Capture Route", "DMIC4", "DMIC4"}, |
| 620 | { "Txpath2 Capture Route", "DMIC4", "DMIC4"}, |
| 621 | { "Txpath3 Capture Route", "DMIC4", "DMIC4"}, |
| 622 | { "Txpath4 Capture Route", "DMIC4", "DMIC4"}, |
| 623 | { "Txpath1 Capture Route", "DMIC5", "DMIC5"}, |
| 624 | { "Txpath2 Capture Route", "DMIC5", "DMIC5"}, |
| 625 | { "Txpath3 Capture Route", "DMIC5", "DMIC5"}, |
| 626 | { "Txpath4 Capture Route", "DMIC5", "DMIC5"}, |
| 627 | { "Txpath1 Capture Route", "DMIC6", "DMIC6"}, |
| 628 | { "Txpath2 Capture Route", "DMIC6", "DMIC6"}, |
| 629 | { "Txpath3 Capture Route", "DMIC6", "DMIC6"}, |
| 630 | { "Txpath4 Capture Route", "DMIC6", "DMIC6"}, |
Harsha Priya | fd94eee | 2011-01-28 22:26:53 +0530 | [diff] [blame] | 631 | |
| 632 | /* tx path */ |
| 633 | { "TX1 Enable", NULL, "Txpath1 Capture Route"}, |
| 634 | { "TX2 Enable", NULL, "Txpath2 Capture Route"}, |
| 635 | { "TX3 Enable", NULL, "Txpath3 Capture Route"}, |
| 636 | { "TX4 Enable", NULL, "Txpath4 Capture Route"}, |
| 637 | { "PCM_Out", NULL, "TX1 Enable"}, |
| 638 | { "PCM_Out", NULL, "TX2 Enable"}, |
| 639 | { "PCM_Out", NULL, "TX3 Enable"}, |
| 640 | { "PCM_Out", NULL, "TX4 Enable"}, |
| 641 | |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 642 | }; |
| 643 | |
| 644 | /* speaker and headset mutes, for audio pops and clicks */ |
| 645 | static int sn95031_pcm_hs_mute(struct snd_soc_dai *dai, int mute) |
| 646 | { |
| 647 | snd_soc_update_bits(dai->codec, |
| 648 | SN95031_HSLVOLCTRL, BIT(7), (!mute << 7)); |
| 649 | snd_soc_update_bits(dai->codec, |
| 650 | SN95031_HSRVOLCTRL, BIT(7), (!mute << 7)); |
| 651 | return 0; |
| 652 | } |
| 653 | |
| 654 | static int sn95031_pcm_spkr_mute(struct snd_soc_dai *dai, int mute) |
| 655 | { |
| 656 | snd_soc_update_bits(dai->codec, |
| 657 | SN95031_IHFLVOLCTRL, BIT(7), (!mute << 7)); |
| 658 | snd_soc_update_bits(dai->codec, |
| 659 | SN95031_IHFRVOLCTRL, BIT(7), (!mute << 7)); |
| 660 | return 0; |
| 661 | } |
| 662 | |
| 663 | int sn95031_pcm_hw_params(struct snd_pcm_substream *substream, |
| 664 | struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) |
| 665 | { |
| 666 | unsigned int format, rate; |
| 667 | |
| 668 | switch (params_format(params)) { |
| 669 | case SNDRV_PCM_FORMAT_S16_LE: |
| 670 | format = BIT(4)|BIT(5); |
| 671 | break; |
| 672 | |
| 673 | case SNDRV_PCM_FORMAT_S24_LE: |
| 674 | format = 0; |
| 675 | break; |
| 676 | default: |
| 677 | return -EINVAL; |
| 678 | } |
| 679 | snd_soc_update_bits(dai->codec, SN95031_PCM2C2, |
| 680 | BIT(4)|BIT(5), format); |
| 681 | |
| 682 | switch (params_rate(params)) { |
| 683 | case 48000: |
| 684 | pr_debug("RATE_48000\n"); |
| 685 | rate = 0; |
| 686 | break; |
| 687 | |
| 688 | case 44100: |
| 689 | pr_debug("RATE_44100\n"); |
| 690 | rate = BIT(7); |
| 691 | break; |
| 692 | |
| 693 | default: |
| 694 | pr_err("ERR rate %d\n", params_rate(params)); |
| 695 | return -EINVAL; |
| 696 | } |
| 697 | snd_soc_update_bits(dai->codec, SN95031_PCM1C1, BIT(7), rate); |
| 698 | |
| 699 | return 0; |
| 700 | } |
| 701 | |
| 702 | /* Codec DAI section */ |
| 703 | static struct snd_soc_dai_ops sn95031_headset_dai_ops = { |
| 704 | .digital_mute = sn95031_pcm_hs_mute, |
| 705 | .hw_params = sn95031_pcm_hw_params, |
| 706 | }; |
| 707 | |
| 708 | static struct snd_soc_dai_ops sn95031_speaker_dai_ops = { |
| 709 | .digital_mute = sn95031_pcm_spkr_mute, |
| 710 | .hw_params = sn95031_pcm_hw_params, |
| 711 | }; |
| 712 | |
| 713 | static struct snd_soc_dai_ops sn95031_vib1_dai_ops = { |
| 714 | .hw_params = sn95031_pcm_hw_params, |
| 715 | }; |
| 716 | |
| 717 | static struct snd_soc_dai_ops sn95031_vib2_dai_ops = { |
| 718 | .hw_params = sn95031_pcm_hw_params, |
| 719 | }; |
| 720 | |
| 721 | struct snd_soc_dai_driver sn95031_dais[] = { |
| 722 | { |
| 723 | .name = "SN95031 Headset", |
| 724 | .playback = { |
| 725 | .stream_name = "Headset", |
| 726 | .channels_min = 2, |
| 727 | .channels_max = 2, |
| 728 | .rates = SN95031_RATES, |
| 729 | .formats = SN95031_FORMATS, |
| 730 | }, |
Harsha Priya | fd94eee | 2011-01-28 22:26:53 +0530 | [diff] [blame] | 731 | .capture = { |
| 732 | .stream_name = "Capture", |
| 733 | .channels_min = 1, |
| 734 | .channels_max = 5, |
| 735 | .rates = SN95031_RATES, |
| 736 | .formats = SN95031_FORMATS, |
| 737 | }, |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 738 | .ops = &sn95031_headset_dai_ops, |
| 739 | }, |
| 740 | { .name = "SN95031 Speaker", |
| 741 | .playback = { |
| 742 | .stream_name = "Speaker", |
| 743 | .channels_min = 2, |
| 744 | .channels_max = 2, |
| 745 | .rates = SN95031_RATES, |
| 746 | .formats = SN95031_FORMATS, |
| 747 | }, |
| 748 | .ops = &sn95031_speaker_dai_ops, |
| 749 | }, |
| 750 | { .name = "SN95031 Vibra1", |
| 751 | .playback = { |
| 752 | .stream_name = "Vibra1", |
| 753 | .channels_min = 1, |
| 754 | .channels_max = 1, |
| 755 | .rates = SN95031_RATES, |
| 756 | .formats = SN95031_FORMATS, |
| 757 | }, |
| 758 | .ops = &sn95031_vib1_dai_ops, |
| 759 | }, |
| 760 | { .name = "SN95031 Vibra2", |
| 761 | .playback = { |
| 762 | .stream_name = "Vibra2", |
| 763 | .channels_min = 1, |
| 764 | .channels_max = 1, |
| 765 | .rates = SN95031_RATES, |
| 766 | .formats = SN95031_FORMATS, |
| 767 | }, |
| 768 | .ops = &sn95031_vib2_dai_ops, |
| 769 | }, |
| 770 | }; |
| 771 | |
Vinod Koul | 1e2f593 | 2011-02-09 21:44:32 +0530 | [diff] [blame] | 772 | static inline void sn95031_disable_jack_btn(struct snd_soc_codec *codec) |
| 773 | { |
| 774 | snd_soc_write(codec, SN95031_BTNCTRL2, 0x00); |
| 775 | } |
| 776 | |
| 777 | static inline void sn95031_enable_jack_btn(struct snd_soc_codec *codec) |
| 778 | { |
| 779 | snd_soc_write(codec, SN95031_BTNCTRL1, 0x77); |
| 780 | snd_soc_write(codec, SN95031_BTNCTRL2, 0x01); |
| 781 | } |
| 782 | |
| 783 | static int sn95031_get_headset_state(struct snd_soc_jack *mfld_jack) |
| 784 | { |
Vinod Koul | 3663323 | 2011-02-09 21:44:34 +0530 | [diff] [blame] | 785 | int micbias = sn95031_get_mic_bias(mfld_jack->codec); |
| 786 | |
Vinod Koul | 7ae7434 | 2011-02-10 12:58:01 +0530 | [diff] [blame] | 787 | int jack_type = snd_soc_jack_get_type(mfld_jack, micbias); |
Vinod Koul | 1e2f593 | 2011-02-09 21:44:32 +0530 | [diff] [blame] | 788 | |
| 789 | pr_debug("jack type detected = %d\n", jack_type); |
| 790 | if (jack_type == SND_JACK_HEADSET) |
| 791 | sn95031_enable_jack_btn(mfld_jack->codec); |
| 792 | return jack_type; |
| 793 | } |
| 794 | |
| 795 | void sn95031_jack_detection(struct mfld_jack_data *jack_data) |
| 796 | { |
| 797 | unsigned int status; |
| 798 | unsigned int mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_HEADSET; |
| 799 | |
| 800 | pr_debug("interrupt id read in sram = 0x%x\n", jack_data->intr_id); |
| 801 | if (jack_data->intr_id & 0x1) { |
| 802 | pr_debug("short_push detected\n"); |
| 803 | status = SND_JACK_HEADSET | SND_JACK_BTN_0; |
| 804 | } else if (jack_data->intr_id & 0x2) { |
| 805 | pr_debug("long_push detected\n"); |
| 806 | status = SND_JACK_HEADSET | SND_JACK_BTN_1; |
| 807 | } else if (jack_data->intr_id & 0x4) { |
| 808 | pr_debug("headset or headphones inserted\n"); |
| 809 | status = sn95031_get_headset_state(jack_data->mfld_jack); |
| 810 | } else if (jack_data->intr_id & 0x8) { |
| 811 | pr_debug("headset or headphones removed\n"); |
| 812 | status = 0; |
| 813 | sn95031_disable_jack_btn(jack_data->mfld_jack->codec); |
| 814 | } else { |
| 815 | pr_err("unidentified interrupt\n"); |
| 816 | return; |
| 817 | } |
| 818 | |
| 819 | snd_soc_jack_report(jack_data->mfld_jack, status, mask); |
| 820 | /*button pressed and released so we send explicit button release */ |
| 821 | if ((status & SND_JACK_BTN_0) | (status & SND_JACK_BTN_1)) |
| 822 | snd_soc_jack_report(jack_data->mfld_jack, |
| 823 | SND_JACK_HEADSET, mask); |
| 824 | } |
| 825 | EXPORT_SYMBOL_GPL(sn95031_jack_detection); |
| 826 | |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 827 | /* codec registration */ |
| 828 | static int sn95031_codec_probe(struct snd_soc_codec *codec) |
| 829 | { |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 830 | pr_debug("codec_probe called\n"); |
| 831 | |
| 832 | codec->dapm.bias_level = SND_SOC_BIAS_OFF; |
| 833 | codec->dapm.idle_bias_off = 1; |
| 834 | |
| 835 | /* PCM interface config |
| 836 | * This sets the pcm rx slot conguration to max 6 slots |
| 837 | * for max 4 dais (2 stereo and 2 mono) |
| 838 | */ |
| 839 | snd_soc_write(codec, SN95031_PCM2RXSLOT01, 0x10); |
| 840 | snd_soc_write(codec, SN95031_PCM2RXSLOT23, 0x32); |
| 841 | snd_soc_write(codec, SN95031_PCM2RXSLOT45, 0x54); |
Harsha Priya | fd94eee | 2011-01-28 22:26:53 +0530 | [diff] [blame] | 842 | snd_soc_write(codec, SN95031_PCM2TXSLOT01, 0x10); |
| 843 | snd_soc_write(codec, SN95031_PCM2TXSLOT23, 0x32); |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 844 | /* pcm port setting |
| 845 | * This sets the pcm port to slave and clock at 19.2Mhz which |
| 846 | * can support 6slots, sampling rate set per stream in hw-params |
| 847 | */ |
| 848 | snd_soc_write(codec, SN95031_PCM1C1, 0x00); |
| 849 | snd_soc_write(codec, SN95031_PCM2C1, 0x01); |
| 850 | snd_soc_write(codec, SN95031_PCM2C2, 0x0A); |
| 851 | snd_soc_write(codec, SN95031_HSMIXER, BIT(0)|BIT(4)); |
| 852 | /* vendor vibra workround, the vibras are muted by |
| 853 | * custom register so unmute them |
| 854 | */ |
| 855 | snd_soc_write(codec, SN95031_SSR5, 0x80); |
| 856 | snd_soc_write(codec, SN95031_SSR6, 0x80); |
| 857 | snd_soc_write(codec, SN95031_VIB1C5, 0x00); |
| 858 | snd_soc_write(codec, SN95031_VIB2C5, 0x00); |
| 859 | /* configure vibras for pcm port */ |
| 860 | snd_soc_write(codec, SN95031_VIB1C3, 0x00); |
| 861 | snd_soc_write(codec, SN95031_VIB2C3, 0x00); |
| 862 | |
| 863 | /* soft mute ramp time */ |
| 864 | snd_soc_write(codec, SN95031_SOFTMUTE, 0x3); |
| 865 | /* fix the initial volume at 1dB, |
| 866 | * default in +9dB, |
| 867 | * 1dB give optimal swing on DAC, amps |
| 868 | */ |
| 869 | snd_soc_write(codec, SN95031_HSLVOLCTRL, 0x08); |
| 870 | snd_soc_write(codec, SN95031_HSRVOLCTRL, 0x08); |
| 871 | snd_soc_write(codec, SN95031_IHFLVOLCTRL, 0x08); |
| 872 | snd_soc_write(codec, SN95031_IHFRVOLCTRL, 0x08); |
| 873 | /* dac mode and lineout workaround */ |
| 874 | snd_soc_write(codec, SN95031_SSR2, 0x10); |
| 875 | snd_soc_write(codec, SN95031_SSR3, 0x40); |
| 876 | |
Harsha Priya | fd94eee | 2011-01-28 22:26:53 +0530 | [diff] [blame] | 877 | snd_soc_add_controls(codec, sn95031_snd_controls, |
| 878 | ARRAY_SIZE(sn95031_snd_controls)); |
| 879 | |
Lu Guanqun | e27808d | 2011-03-30 21:53:17 +0800 | [diff] [blame] | 880 | return 0; |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 881 | } |
| 882 | |
| 883 | static int sn95031_codec_remove(struct snd_soc_codec *codec) |
| 884 | { |
| 885 | pr_debug("codec_remove called\n"); |
| 886 | sn95031_set_vaud_bias(codec, SND_SOC_BIAS_OFF); |
| 887 | |
| 888 | return 0; |
| 889 | } |
| 890 | |
| 891 | struct snd_soc_codec_driver sn95031_codec = { |
Vinod Koul | b22dab8 | 2011-01-07 16:20:28 +0530 | [diff] [blame] | 892 | .probe = sn95031_codec_probe, |
| 893 | .remove = sn95031_codec_remove, |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 894 | .read = sn95031_read, |
| 895 | .write = sn95031_write, |
| 896 | .set_bias_level = sn95031_set_vaud_bias, |
Lu Guanqun | e27808d | 2011-03-30 21:53:17 +0800 | [diff] [blame] | 897 | .dapm_widgets = sn95031_dapm_widgets, |
| 898 | .num_dapm_widgets = ARRAY_SIZE(sn95031_dapm_widgets), |
| 899 | .dapm_routes = sn95031_audio_map, |
| 900 | .num_dapm_routes = ARRAY_SIZE(sn95031_audio_map), |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 901 | }; |
| 902 | |
| 903 | static int __devinit sn95031_device_probe(struct platform_device *pdev) |
| 904 | { |
| 905 | pr_debug("codec device probe called for %s\n", dev_name(&pdev->dev)); |
| 906 | return snd_soc_register_codec(&pdev->dev, &sn95031_codec, |
| 907 | sn95031_dais, ARRAY_SIZE(sn95031_dais)); |
| 908 | } |
| 909 | |
| 910 | static int __devexit sn95031_device_remove(struct platform_device *pdev) |
| 911 | { |
| 912 | pr_debug("codec device remove called\n"); |
| 913 | snd_soc_unregister_codec(&pdev->dev); |
| 914 | return 0; |
| 915 | } |
| 916 | |
| 917 | static struct platform_driver sn95031_codec_driver = { |
| 918 | .driver = { |
| 919 | .name = "sn95031", |
| 920 | .owner = THIS_MODULE, |
| 921 | }, |
| 922 | .probe = sn95031_device_probe, |
Lu Guanqun | 90db8ec | 2011-04-09 23:03:58 +0800 | [diff] [blame] | 923 | .remove = __devexit_p(sn95031_device_remove), |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 924 | }; |
| 925 | |
| 926 | static int __init sn95031_init(void) |
| 927 | { |
| 928 | pr_debug("driver init called\n"); |
| 929 | return platform_driver_register(&sn95031_codec_driver); |
| 930 | } |
| 931 | module_init(sn95031_init); |
| 932 | |
| 933 | static void __exit sn95031_exit(void) |
| 934 | { |
| 935 | pr_debug("driver exit called\n"); |
| 936 | platform_driver_unregister(&sn95031_codec_driver); |
| 937 | } |
| 938 | module_exit(sn95031_exit); |
| 939 | |
Vinod Koul | b22dab8 | 2011-01-07 16:20:28 +0530 | [diff] [blame] | 940 | MODULE_DESCRIPTION("ASoC TI SN95031 codec driver"); |
Vinod Koul | 4dc69be | 2011-01-04 20:16:07 +0530 | [diff] [blame] | 941 | MODULE_AUTHOR("Vinod Koul <vinod.koul@intel.com>"); |
| 942 | MODULE_AUTHOR("Harsha Priya <priya.harsha@intel.com>"); |
| 943 | MODULE_LICENSE("GPL v2"); |
| 944 | MODULE_ALIAS("platform:sn95031"); |