1 /* 2 * 88pm860x-codec.c -- 88PM860x ALSA SoC Audio Driver 3 * 4 * Copyright 2010 Marvell International Ltd. 5 * Author: Haojian Zhuang <haojian.zhuang@marvell.com> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 */ 11 12 #include <linux/kernel.h> 13 #include <linux/module.h> 14 #include <linux/i2c.h> 15 #include <linux/platform_device.h> 16 #include <linux/mfd/88pm860x.h> 17 #include <linux/slab.h> 18 #include <sound/core.h> 19 #include <sound/pcm.h> 20 #include <sound/pcm_params.h> 21 #include <sound/soc.h> 22 #include <sound/soc-dapm.h> 23 #include <sound/tlv.h> 24 #include <sound/initval.h> 25 #include <sound/jack.h> 26 27 #include "88pm860x-codec.h" 28 29 #define MAX_NAME_LEN 20 30 #define REG_CACHE_SIZE 0x40 31 #define REG_CACHE_BASE 0xb0 32 33 /* Status Register 1 (0x01) */ 34 #define REG_STATUS_1 0x01 35 #define MIC_STATUS (1 << 7) 36 #define HOOK_STATUS (1 << 6) 37 #define HEADSET_STATUS (1 << 5) 38 39 /* Mic Detection Register (0x37) */ 40 #define REG_MIC_DET 0x37 41 #define CONTINUOUS_POLLING (3 << 1) 42 #define EN_MIC_DET (1 << 0) 43 #define MICDET_MASK 0x07 44 45 /* Headset Detection Register (0x38) */ 46 #define REG_HS_DET 0x38 47 #define EN_HS_DET (1 << 0) 48 49 /* Misc2 Register (0x42) */ 50 #define REG_MISC2 0x42 51 #define AUDIO_PLL (1 << 5) 52 #define AUDIO_SECTION_RESET (1 << 4) 53 #define AUDIO_SECTION_ON (1 << 3) 54 55 /* PCM Interface Register 2 (0xb1) */ 56 #define PCM_INF2_BCLK (1 << 6) /* Bit clock polarity */ 57 #define PCM_INF2_FS (1 << 5) /* Frame Sync polarity */ 58 #define PCM_INF2_MASTER (1 << 4) /* Master / Slave */ 59 #define PCM_INF2_18WL (1 << 3) /* 18 / 16 bits */ 60 #define PCM_GENERAL_I2S 0 61 #define PCM_EXACT_I2S 1 62 #define PCM_LEFT_I2S 2 63 #define PCM_RIGHT_I2S 3 64 #define PCM_SHORT_FS 4 65 #define PCM_LONG_FS 5 66 #define PCM_MODE_MASK 7 67 68 /* I2S Interface Register 4 (0xbe) */ 69 #define I2S_EQU_BYP (1 << 6) 70 71 /* DAC Offset Register (0xcb) */ 72 #define DAC_MUTE (1 << 7) 73 #define MUTE_LEFT (1 << 6) 74 #define MUTE_RIGHT (1 << 2) 75 76 /* ADC Analog Register 1 (0xd0) */ 77 #define REG_ADC_ANA_1 0xd0 78 #define MIC1BIAS_MASK 0x60 79 80 /* Earpiece/Speaker Control Register 2 (0xda) */ 81 #define REG_EAR2 0xda 82 #define RSYNC_CHANGE (1 << 2) 83 84 /* Audio Supplies Register 2 (0xdc) */ 85 #define REG_SUPPLIES2 0xdc 86 #define LDO15_READY (1 << 4) 87 #define LDO15_EN (1 << 3) 88 #define CPUMP_READY (1 << 2) 89 #define CPUMP_EN (1 << 1) 90 #define AUDIO_EN (1 << 0) 91 #define SUPPLY_MASK (LDO15_EN | CPUMP_EN | AUDIO_EN) 92 93 /* Audio Enable Register 1 (0xdd) */ 94 #define ADC_MOD_RIGHT (1 << 1) 95 #define ADC_MOD_LEFT (1 << 0) 96 97 /* Audio Enable Register 2 (0xde) */ 98 #define ADC_LEFT (1 << 5) 99 #define ADC_RIGHT (1 << 4) 100 101 /* DAC Enable Register 2 (0xe1) */ 102 #define DAC_LEFT (1 << 5) 103 #define DAC_RIGHT (1 << 4) 104 #define MODULATOR (1 << 3) 105 106 /* Shorts Register (0xeb) */ 107 #define REG_SHORTS 0xeb 108 #define CLR_SHORT_LO2 (1 << 7) 109 #define SHORT_LO2 (1 << 6) 110 #define CLR_SHORT_LO1 (1 << 5) 111 #define SHORT_LO1 (1 << 4) 112 #define CLR_SHORT_HS2 (1 << 3) 113 #define SHORT_HS2 (1 << 2) 114 #define CLR_SHORT_HS1 (1 << 1) 115 #define SHORT_HS1 (1 << 0) 116 117 /* 118 * This widget should be just after DAC & PGA in DAPM power-on sequence and 119 * before DAC & PGA in DAPM power-off sequence. 120 */ 121 #define PM860X_DAPM_OUTPUT(wname, wevent) \ 122 { .id = snd_soc_dapm_pga, .name = wname, .reg = SND_SOC_NOPM, \ 123 .shift = 0, .invert = 0, .kcontrols = NULL, \ 124 .num_kcontrols = 0, .event = wevent, \ 125 .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD, } 126 127 struct pm860x_det { 128 struct snd_soc_jack *hp_jack; 129 struct snd_soc_jack *mic_jack; 130 int hp_det; 131 int mic_det; 132 int hook_det; 133 int hs_shrt; 134 int lo_shrt; 135 }; 136 137 struct pm860x_priv { 138 unsigned int sysclk; 139 unsigned int pcmclk; 140 unsigned int dir; 141 unsigned int filter; 142 struct snd_soc_codec *codec; 143 struct i2c_client *i2c; 144 struct pm860x_chip *chip; 145 struct pm860x_det det; 146 147 int irq[4]; 148 unsigned char name[4][MAX_NAME_LEN]; 149 unsigned char reg_cache[REG_CACHE_SIZE]; 150 }; 151 152 /* -9450dB to 0dB in 150dB steps ( mute instead of -9450dB) */ 153 static const DECLARE_TLV_DB_SCALE(dpga_tlv, -9450, 150, 1); 154 155 /* -9dB to 0db in 3dB steps */ 156 static const DECLARE_TLV_DB_SCALE(adc_tlv, -900, 300, 0); 157 158 /* {-23, -17, -13.5, -11, -9, -6, -3, 0}dB */ 159 static const unsigned int mic_tlv[] = { 160 TLV_DB_RANGE_HEAD(5), 161 0, 0, TLV_DB_SCALE_ITEM(-2300, 0, 0), 162 1, 1, TLV_DB_SCALE_ITEM(-1700, 0, 0), 163 2, 2, TLV_DB_SCALE_ITEM(-1350, 0, 0), 164 3, 3, TLV_DB_SCALE_ITEM(-1100, 0, 0), 165 4, 7, TLV_DB_SCALE_ITEM(-900, 300, 0), 166 }; 167 168 /* {0, 0, 0, -6, 0, 6, 12, 18}dB */ 169 static const unsigned int aux_tlv[] = { 170 TLV_DB_RANGE_HEAD(2), 171 0, 2, TLV_DB_SCALE_ITEM(0, 0, 0), 172 3, 7, TLV_DB_SCALE_ITEM(-600, 600, 0), 173 }; 174 175 /* {-16, -13, -10, -7, -5.2, -3,3, -2.2, 0}dB, mute instead of -16dB */ 176 static const unsigned int out_tlv[] = { 177 TLV_DB_RANGE_HEAD(4), 178 0, 3, TLV_DB_SCALE_ITEM(-1600, 300, 1), 179 4, 4, TLV_DB_SCALE_ITEM(-520, 0, 0), 180 5, 5, TLV_DB_SCALE_ITEM(-330, 0, 0), 181 6, 7, TLV_DB_SCALE_ITEM(-220, 220, 0), 182 }; 183 184 static const unsigned int st_tlv[] = { 185 TLV_DB_RANGE_HEAD(8), 186 0, 1, TLV_DB_SCALE_ITEM(-12041, 602, 0), 187 2, 3, TLV_DB_SCALE_ITEM(-11087, 250, 0), 188 4, 5, TLV_DB_SCALE_ITEM(-10643, 158, 0), 189 6, 7, TLV_DB_SCALE_ITEM(-10351, 116, 0), 190 8, 9, TLV_DB_SCALE_ITEM(-10133, 92, 0), 191 10, 13, TLV_DB_SCALE_ITEM(-9958, 70, 0), 192 14, 17, TLV_DB_SCALE_ITEM(-9689, 53, 0), 193 18, 271, TLV_DB_SCALE_ITEM(-9484, 37, 0), 194 }; 195 196 /* Sidetone Gain = M * 2^(-5-N) */ 197 struct st_gain { 198 unsigned int db; 199 unsigned int m; 200 unsigned int n; 201 }; 202 203 static struct st_gain st_table[] = { 204 {-12041, 1, 15}, {-11439, 1, 14}, {-11087, 3, 15}, {-10837, 1, 13}, 205 {-10643, 5, 15}, {-10485, 3, 14}, {-10351, 7, 15}, {-10235, 1, 12}, 206 {-10133, 9, 15}, {-10041, 5, 14}, { -9958, 11, 15}, { -9883, 3, 13}, 207 { -9813, 13, 15}, { -9749, 7, 14}, { -9689, 15, 15}, { -9633, 1, 11}, 208 { -9580, 17, 15}, { -9531, 9, 14}, { -9484, 19, 15}, { -9439, 5, 13}, 209 { -9397, 21, 15}, { -9356, 11, 14}, { -9318, 23, 15}, { -9281, 3, 12}, 210 { -9245, 25, 15}, { -9211, 13, 14}, { -9178, 27, 15}, { -9147, 7, 13}, 211 { -9116, 29, 15}, { -9087, 15, 14}, { -9058, 31, 15}, { -9031, 1, 10}, 212 { -8978, 17, 14}, { -8929, 9, 13}, { -8882, 19, 14}, { -8837, 5, 12}, 213 { -8795, 21, 14}, { -8754, 11, 13}, { -8716, 23, 14}, { -8679, 3, 11}, 214 { -8643, 25, 14}, { -8609, 13, 13}, { -8576, 27, 14}, { -8545, 7, 12}, 215 { -8514, 29, 14}, { -8485, 15, 13}, { -8456, 31, 14}, { -8429, 1, 9}, 216 { -8376, 17, 13}, { -8327, 9, 12}, { -8280, 19, 13}, { -8235, 5, 11}, 217 { -8193, 21, 13}, { -8152, 11, 12}, { -8114, 23, 13}, { -8077, 3, 10}, 218 { -8041, 25, 13}, { -8007, 13, 12}, { -7974, 27, 13}, { -7943, 7, 11}, 219 { -7912, 29, 13}, { -7883, 15, 12}, { -7854, 31, 13}, { -7827, 1, 8}, 220 { -7774, 17, 12}, { -7724, 9, 11}, { -7678, 19, 12}, { -7633, 5, 10}, 221 { -7591, 21, 12}, { -7550, 11, 11}, { -7512, 23, 12}, { -7475, 3, 9}, 222 { -7439, 25, 12}, { -7405, 13, 11}, { -7372, 27, 12}, { -7341, 7, 10}, 223 { -7310, 29, 12}, { -7281, 15, 11}, { -7252, 31, 12}, { -7225, 1, 7}, 224 { -7172, 17, 11}, { -7122, 9, 10}, { -7075, 19, 11}, { -7031, 5, 9}, 225 { -6989, 21, 11}, { -6948, 11, 10}, { -6910, 23, 11}, { -6873, 3, 8}, 226 { -6837, 25, 11}, { -6803, 13, 10}, { -6770, 27, 11}, { -6739, 7, 9}, 227 { -6708, 29, 11}, { -6679, 15, 10}, { -6650, 31, 11}, { -6623, 1, 6}, 228 { -6570, 17, 10}, { -6520, 9, 9}, { -6473, 19, 10}, { -6429, 5, 8}, 229 { -6386, 21, 10}, { -6346, 11, 9}, { -6307, 23, 10}, { -6270, 3, 7}, 230 { -6235, 25, 10}, { -6201, 13, 9}, { -6168, 27, 10}, { -6137, 7, 8}, 231 { -6106, 29, 10}, { -6077, 15, 9}, { -6048, 31, 10}, { -6021, 1, 5}, 232 { -5968, 17, 9}, { -5918, 9, 8}, { -5871, 19, 9}, { -5827, 5, 7}, 233 { -5784, 21, 9}, { -5744, 11, 8}, { -5705, 23, 9}, { -5668, 3, 6}, 234 { -5633, 25, 9}, { -5599, 13, 8}, { -5566, 27, 9}, { -5535, 7, 7}, 235 { -5504, 29, 9}, { -5475, 15, 8}, { -5446, 31, 9}, { -5419, 1, 4}, 236 { -5366, 17, 8}, { -5316, 9, 7}, { -5269, 19, 8}, { -5225, 5, 6}, 237 { -5182, 21, 8}, { -5142, 11, 7}, { -5103, 23, 8}, { -5066, 3, 5}, 238 { -5031, 25, 8}, { -4997, 13, 7}, { -4964, 27, 8}, { -4932, 7, 6}, 239 { -4902, 29, 8}, { -4873, 15, 7}, { -4844, 31, 8}, { -4816, 1, 3}, 240 { -4764, 17, 7}, { -4714, 9, 6}, { -4667, 19, 7}, { -4623, 5, 5}, 241 { -4580, 21, 7}, { -4540, 11, 6}, { -4501, 23, 7}, { -4464, 3, 4}, 242 { -4429, 25, 7}, { -4395, 13, 6}, { -4362, 27, 7}, { -4330, 7, 5}, 243 { -4300, 29, 7}, { -4270, 15, 6}, { -4242, 31, 7}, { -4214, 1, 2}, 244 { -4162, 17, 6}, { -4112, 9, 5}, { -4065, 19, 6}, { -4021, 5, 4}, 245 { -3978, 21, 6}, { -3938, 11, 5}, { -3899, 23, 6}, { -3862, 3, 3}, 246 { -3827, 25, 6}, { -3793, 13, 5}, { -3760, 27, 6}, { -3728, 7, 4}, 247 { -3698, 29, 6}, { -3668, 15, 5}, { -3640, 31, 6}, { -3612, 1, 1}, 248 { -3560, 17, 5}, { -3510, 9, 4}, { -3463, 19, 5}, { -3419, 5, 3}, 249 { -3376, 21, 5}, { -3336, 11, 4}, { -3297, 23, 5}, { -3260, 3, 2}, 250 { -3225, 25, 5}, { -3191, 13, 4}, { -3158, 27, 5}, { -3126, 7, 3}, 251 { -3096, 29, 5}, { -3066, 15, 4}, { -3038, 31, 5}, { -3010, 1, 0}, 252 { -2958, 17, 4}, { -2908, 9, 3}, { -2861, 19, 4}, { -2816, 5, 2}, 253 { -2774, 21, 4}, { -2734, 11, 3}, { -2695, 23, 4}, { -2658, 3, 1}, 254 { -2623, 25, 4}, { -2589, 13, 3}, { -2556, 27, 4}, { -2524, 7, 2}, 255 { -2494, 29, 4}, { -2464, 15, 3}, { -2436, 31, 4}, { -2408, 2, 0}, 256 { -2356, 17, 3}, { -2306, 9, 2}, { -2259, 19, 3}, { -2214, 5, 1}, 257 { -2172, 21, 3}, { -2132, 11, 2}, { -2093, 23, 3}, { -2056, 3, 0}, 258 { -2021, 25, 3}, { -1987, 13, 2}, { -1954, 27, 3}, { -1922, 7, 1}, 259 { -1892, 29, 3}, { -1862, 15, 2}, { -1834, 31, 3}, { -1806, 4, 0}, 260 { -1754, 17, 2}, { -1704, 9, 1}, { -1657, 19, 2}, { -1612, 5, 0}, 261 { -1570, 21, 2}, { -1530, 11, 1}, { -1491, 23, 2}, { -1454, 6, 0}, 262 { -1419, 25, 2}, { -1384, 13, 1}, { -1352, 27, 2}, { -1320, 7, 0}, 263 { -1290, 29, 2}, { -1260, 15, 1}, { -1232, 31, 2}, { -1204, 8, 0}, 264 { -1151, 17, 1}, { -1102, 9, 0}, { -1055, 19, 1}, { -1010, 10, 0}, 265 { -968, 21, 1}, { -928, 11, 0}, { -889, 23, 1}, { -852, 12, 0}, 266 { -816, 25, 1}, { -782, 13, 0}, { -750, 27, 1}, { -718, 14, 0}, 267 { -688, 29, 1}, { -658, 15, 0}, { -630, 31, 1}, { -602, 16, 0}, 268 { -549, 17, 0}, { -500, 18, 0}, { -453, 19, 0}, { -408, 20, 0}, 269 { -366, 21, 0}, { -325, 22, 0}, { -287, 23, 0}, { -250, 24, 0}, 270 { -214, 25, 0}, { -180, 26, 0}, { -148, 27, 0}, { -116, 28, 0}, 271 { -86, 29, 0}, { -56, 30, 0}, { -28, 31, 0}, { 0, 0, 0}, 272 }; 273 274 static int pm860x_volatile(unsigned int reg) 275 { 276 BUG_ON(reg >= REG_CACHE_SIZE); 277 278 switch (reg) { 279 case PM860X_AUDIO_SUPPLIES_2: 280 return 1; 281 } 282 283 return 0; 284 } 285 286 static unsigned int pm860x_read_reg_cache(struct snd_soc_codec *codec, 287 unsigned int reg) 288 { 289 unsigned char *cache = codec->reg_cache; 290 291 BUG_ON(reg >= REG_CACHE_SIZE); 292 293 if (pm860x_volatile(reg)) 294 return cache[reg]; 295 296 reg += REG_CACHE_BASE; 297 298 return pm860x_reg_read(codec->control_data, reg); 299 } 300 301 static int pm860x_write_reg_cache(struct snd_soc_codec *codec, 302 unsigned int reg, unsigned int value) 303 { 304 unsigned char *cache = codec->reg_cache; 305 306 BUG_ON(reg >= REG_CACHE_SIZE); 307 308 if (!pm860x_volatile(reg)) 309 cache[reg] = (unsigned char)value; 310 311 reg += REG_CACHE_BASE; 312 313 return pm860x_reg_write(codec->control_data, reg, value); 314 } 315 316 static int snd_soc_get_volsw_2r_st(struct snd_kcontrol *kcontrol, 317 struct snd_ctl_elem_value *ucontrol) 318 { 319 struct soc_mixer_control *mc = 320 (struct soc_mixer_control *)kcontrol->private_value; 321 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); 322 unsigned int reg = mc->reg; 323 unsigned int reg2 = mc->rreg; 324 int val[2], val2[2], i; 325 326 val[0] = snd_soc_read(codec, reg) & 0x3f; 327 val[1] = (snd_soc_read(codec, PM860X_SIDETONE_SHIFT) >> 4) & 0xf; 328 val2[0] = snd_soc_read(codec, reg2) & 0x3f; 329 val2[1] = (snd_soc_read(codec, PM860X_SIDETONE_SHIFT)) & 0xf; 330 331 for (i = 0; i < ARRAY_SIZE(st_table); i++) { 332 if ((st_table[i].m == val[0]) && (st_table[i].n == val[1])) 333 ucontrol->value.integer.value[0] = i; 334 if ((st_table[i].m == val2[0]) && (st_table[i].n == val2[1])) 335 ucontrol->value.integer.value[1] = i; 336 } 337 return 0; 338 } 339 340 static int snd_soc_put_volsw_2r_st(struct snd_kcontrol *kcontrol, 341 struct snd_ctl_elem_value *ucontrol) 342 { 343 struct soc_mixer_control *mc = 344 (struct soc_mixer_control *)kcontrol->private_value; 345 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); 346 unsigned int reg = mc->reg; 347 unsigned int reg2 = mc->rreg; 348 int err; 349 unsigned int val, val2; 350 351 val = ucontrol->value.integer.value[0]; 352 val2 = ucontrol->value.integer.value[1]; 353 354 err = snd_soc_update_bits(codec, reg, 0x3f, st_table[val].m); 355 if (err < 0) 356 return err; 357 err = snd_soc_update_bits(codec, PM860X_SIDETONE_SHIFT, 0xf0, 358 st_table[val].n << 4); 359 if (err < 0) 360 return err; 361 362 err = snd_soc_update_bits(codec, reg2, 0x3f, st_table[val2].m); 363 if (err < 0) 364 return err; 365 err = snd_soc_update_bits(codec, PM860X_SIDETONE_SHIFT, 0x0f, 366 st_table[val2].n); 367 return err; 368 } 369 370 static int snd_soc_get_volsw_2r_out(struct snd_kcontrol *kcontrol, 371 struct snd_ctl_elem_value *ucontrol) 372 { 373 struct soc_mixer_control *mc = 374 (struct soc_mixer_control *)kcontrol->private_value; 375 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); 376 unsigned int reg = mc->reg; 377 unsigned int reg2 = mc->rreg; 378 unsigned int shift = mc->shift; 379 int max = mc->max, val, val2; 380 unsigned int mask = (1 << fls(max)) - 1; 381 382 val = snd_soc_read(codec, reg) >> shift; 383 val2 = snd_soc_read(codec, reg2) >> shift; 384 ucontrol->value.integer.value[0] = (max - val) & mask; 385 ucontrol->value.integer.value[1] = (max - val2) & mask; 386 387 return 0; 388 } 389 390 static int snd_soc_put_volsw_2r_out(struct snd_kcontrol *kcontrol, 391 struct snd_ctl_elem_value *ucontrol) 392 { 393 struct soc_mixer_control *mc = 394 (struct soc_mixer_control *)kcontrol->private_value; 395 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); 396 unsigned int reg = mc->reg; 397 unsigned int reg2 = mc->rreg; 398 unsigned int shift = mc->shift; 399 int max = mc->max; 400 unsigned int mask = (1 << fls(max)) - 1; 401 int err; 402 unsigned int val, val2, val_mask; 403 404 val_mask = mask << shift; 405 val = ((max - ucontrol->value.integer.value[0]) & mask); 406 val2 = ((max - ucontrol->value.integer.value[1]) & mask); 407 408 val = val << shift; 409 val2 = val2 << shift; 410 411 err = snd_soc_update_bits(codec, reg, val_mask, val); 412 if (err < 0) 413 return err; 414 415 err = snd_soc_update_bits(codec, reg2, val_mask, val2); 416 return err; 417 } 418 419 /* DAPM Widget Events */ 420 /* 421 * A lot registers are belong to RSYNC domain. It requires enabling RSYNC bit 422 * after updating these registers. Otherwise, these updated registers won't 423 * be effective. 424 */ 425 static int pm860x_rsync_event(struct snd_soc_dapm_widget *w, 426 struct snd_kcontrol *kcontrol, int event) 427 { 428 struct snd_soc_codec *codec = w->codec; 429 430 /* 431 * In order to avoid current on the load, mute power-on and power-off 432 * should be transients. 433 * Unmute by DAC_MUTE. It should be unmuted when DAPM sequence is 434 * finished. 435 */ 436 snd_soc_update_bits(codec, PM860X_DAC_OFFSET, DAC_MUTE, 0); 437 snd_soc_update_bits(codec, PM860X_EAR_CTRL_2, 438 RSYNC_CHANGE, RSYNC_CHANGE); 439 return 0; 440 } 441 442 static int pm860x_dac_event(struct snd_soc_dapm_widget *w, 443 struct snd_kcontrol *kcontrol, int event) 444 { 445 struct snd_soc_codec *codec = w->codec; 446 unsigned int dac = 0; 447 int data; 448 449 if (!strcmp(w->name, "Left DAC")) 450 dac = DAC_LEFT; 451 if (!strcmp(w->name, "Right DAC")) 452 dac = DAC_RIGHT; 453 switch (event) { 454 case SND_SOC_DAPM_PRE_PMU: 455 if (dac) { 456 /* Auto mute in power-on sequence. */ 457 dac |= MODULATOR; 458 snd_soc_update_bits(codec, PM860X_DAC_OFFSET, 459 DAC_MUTE, DAC_MUTE); 460 snd_soc_update_bits(codec, PM860X_EAR_CTRL_2, 461 RSYNC_CHANGE, RSYNC_CHANGE); 462 /* update dac */ 463 snd_soc_update_bits(codec, PM860X_DAC_EN_2, 464 dac, dac); 465 } 466 break; 467 case SND_SOC_DAPM_PRE_PMD: 468 if (dac) { 469 /* Auto mute in power-off sequence. */ 470 snd_soc_update_bits(codec, PM860X_DAC_OFFSET, 471 DAC_MUTE, DAC_MUTE); 472 snd_soc_update_bits(codec, PM860X_EAR_CTRL_2, 473 RSYNC_CHANGE, RSYNC_CHANGE); 474 /* update dac */ 475 data = snd_soc_read(codec, PM860X_DAC_EN_2); 476 data &= ~dac; 477 if (!(data & (DAC_LEFT | DAC_RIGHT))) 478 data &= ~MODULATOR; 479 snd_soc_write(codec, PM860X_DAC_EN_2, data); 480 } 481 break; 482 } 483 return 0; 484 } 485 486 static const char *pm860x_opamp_texts[] = {"-50%", "-25%", "0%", "75%"}; 487 488 static const char *pm860x_pa_texts[] = {"-33%", "0%", "33%", "66%"}; 489 490 static const struct soc_enum pm860x_hs1_opamp_enum = 491 SOC_ENUM_SINGLE(PM860X_HS1_CTRL, 5, 4, pm860x_opamp_texts); 492 493 static const struct soc_enum pm860x_hs2_opamp_enum = 494 SOC_ENUM_SINGLE(PM860X_HS2_CTRL, 5, 4, pm860x_opamp_texts); 495 496 static const struct soc_enum pm860x_hs1_pa_enum = 497 SOC_ENUM_SINGLE(PM860X_HS1_CTRL, 3, 4, pm860x_pa_texts); 498 499 static const struct soc_enum pm860x_hs2_pa_enum = 500 SOC_ENUM_SINGLE(PM860X_HS2_CTRL, 3, 4, pm860x_pa_texts); 501 502 static const struct soc_enum pm860x_lo1_opamp_enum = 503 SOC_ENUM_SINGLE(PM860X_LO1_CTRL, 5, 4, pm860x_opamp_texts); 504 505 static const struct soc_enum pm860x_lo2_opamp_enum = 506 SOC_ENUM_SINGLE(PM860X_LO2_CTRL, 5, 4, pm860x_opamp_texts); 507 508 static const struct soc_enum pm860x_lo1_pa_enum = 509 SOC_ENUM_SINGLE(PM860X_LO1_CTRL, 3, 4, pm860x_pa_texts); 510 511 static const struct soc_enum pm860x_lo2_pa_enum = 512 SOC_ENUM_SINGLE(PM860X_LO2_CTRL, 3, 4, pm860x_pa_texts); 513 514 static const struct soc_enum pm860x_spk_pa_enum = 515 SOC_ENUM_SINGLE(PM860X_EAR_CTRL_1, 5, 4, pm860x_pa_texts); 516 517 static const struct soc_enum pm860x_ear_pa_enum = 518 SOC_ENUM_SINGLE(PM860X_EAR_CTRL_2, 0, 4, pm860x_pa_texts); 519 520 static const struct soc_enum pm860x_spk_ear_opamp_enum = 521 SOC_ENUM_SINGLE(PM860X_EAR_CTRL_1, 3, 4, pm860x_opamp_texts); 522 523 static const struct snd_kcontrol_new pm860x_snd_controls[] = { 524 SOC_DOUBLE_R_TLV("ADC Capture Volume", PM860X_ADC_ANA_2, 525 PM860X_ADC_ANA_3, 6, 3, 0, adc_tlv), 526 SOC_DOUBLE_TLV("AUX Capture Volume", PM860X_ADC_ANA_3, 0, 3, 7, 0, 527 aux_tlv), 528 SOC_SINGLE_TLV("MIC1 Capture Volume", PM860X_ADC_ANA_2, 0, 7, 0, 529 mic_tlv), 530 SOC_SINGLE_TLV("MIC3 Capture Volume", PM860X_ADC_ANA_2, 3, 7, 0, 531 mic_tlv), 532 SOC_DOUBLE_R_EXT_TLV("Sidetone Volume", PM860X_SIDETONE_L_GAIN, 533 PM860X_SIDETONE_R_GAIN, 0, ARRAY_SIZE(st_table)-1, 534 0, snd_soc_get_volsw_2r_st, 535 snd_soc_put_volsw_2r_st, st_tlv), 536 SOC_SINGLE_TLV("Speaker Playback Volume", PM860X_EAR_CTRL_1, 537 0, 7, 0, out_tlv), 538 SOC_DOUBLE_R_TLV("Line Playback Volume", PM860X_LO1_CTRL, 539 PM860X_LO2_CTRL, 0, 7, 0, out_tlv), 540 SOC_DOUBLE_R_TLV("Headset Playback Volume", PM860X_HS1_CTRL, 541 PM860X_HS2_CTRL, 0, 7, 0, out_tlv), 542 SOC_DOUBLE_R_EXT_TLV("Hifi Left Playback Volume", 543 PM860X_HIFIL_GAIN_LEFT, 544 PM860X_HIFIL_GAIN_RIGHT, 0, 63, 0, 545 snd_soc_get_volsw_2r_out, 546 snd_soc_put_volsw_2r_out, dpga_tlv), 547 SOC_DOUBLE_R_EXT_TLV("Hifi Right Playback Volume", 548 PM860X_HIFIR_GAIN_LEFT, 549 PM860X_HIFIR_GAIN_RIGHT, 0, 63, 0, 550 snd_soc_get_volsw_2r_out, 551 snd_soc_put_volsw_2r_out, dpga_tlv), 552 SOC_DOUBLE_R_EXT_TLV("Lofi Playback Volume", PM860X_LOFI_GAIN_LEFT, 553 PM860X_LOFI_GAIN_RIGHT, 0, 63, 0, 554 snd_soc_get_volsw_2r_out, 555 snd_soc_put_volsw_2r_out, dpga_tlv), 556 SOC_ENUM("Headset1 Operational Amplifier Current", 557 pm860x_hs1_opamp_enum), 558 SOC_ENUM("Headset2 Operational Amplifier Current", 559 pm860x_hs2_opamp_enum), 560 SOC_ENUM("Headset1 Amplifier Current", pm860x_hs1_pa_enum), 561 SOC_ENUM("Headset2 Amplifier Current", pm860x_hs2_pa_enum), 562 SOC_ENUM("Lineout1 Operational Amplifier Current", 563 pm860x_lo1_opamp_enum), 564 SOC_ENUM("Lineout2 Operational Amplifier Current", 565 pm860x_lo2_opamp_enum), 566 SOC_ENUM("Lineout1 Amplifier Current", pm860x_lo1_pa_enum), 567 SOC_ENUM("Lineout2 Amplifier Current", pm860x_lo2_pa_enum), 568 SOC_ENUM("Speaker Operational Amplifier Current", 569 pm860x_spk_ear_opamp_enum), 570 SOC_ENUM("Speaker Amplifier Current", pm860x_spk_pa_enum), 571 SOC_ENUM("Earpiece Amplifier Current", pm860x_ear_pa_enum), 572 }; 573 574 /* 575 * DAPM Controls 576 */ 577 578 /* PCM Switch / PCM Interface */ 579 static const struct snd_kcontrol_new pcm_switch_controls = 580 SOC_DAPM_SINGLE("Switch", PM860X_ADC_EN_2, 0, 1, 0); 581 582 /* AUX1 Switch */ 583 static const struct snd_kcontrol_new aux1_switch_controls = 584 SOC_DAPM_SINGLE("Switch", PM860X_ANA_TO_ANA, 4, 1, 0); 585 586 /* AUX2 Switch */ 587 static const struct snd_kcontrol_new aux2_switch_controls = 588 SOC_DAPM_SINGLE("Switch", PM860X_ANA_TO_ANA, 5, 1, 0); 589 590 /* Left Ex. PA Switch */ 591 static const struct snd_kcontrol_new lepa_switch_controls = 592 SOC_DAPM_SINGLE("Switch", PM860X_DAC_EN_2, 2, 1, 0); 593 594 /* Right Ex. PA Switch */ 595 static const struct snd_kcontrol_new repa_switch_controls = 596 SOC_DAPM_SINGLE("Switch", PM860X_DAC_EN_2, 1, 1, 0); 597 598 /* PCM Mux / Mux7 */ 599 static const char *aif1_text[] = { 600 "PCM L", "PCM R", 601 }; 602 603 static const struct soc_enum aif1_enum = 604 SOC_ENUM_SINGLE(PM860X_PCM_IFACE_3, 6, 2, aif1_text); 605 606 static const struct snd_kcontrol_new aif1_mux = 607 SOC_DAPM_ENUM("PCM Mux", aif1_enum); 608 609 /* I2S Mux / Mux9 */ 610 static const char *i2s_din_text[] = { 611 "DIN", "DIN1", 612 }; 613 614 static const struct soc_enum i2s_din_enum = 615 SOC_ENUM_SINGLE(PM860X_I2S_IFACE_3, 1, 2, i2s_din_text); 616 617 static const struct snd_kcontrol_new i2s_din_mux = 618 SOC_DAPM_ENUM("I2S DIN Mux", i2s_din_enum); 619 620 /* I2S Mic Mux / Mux8 */ 621 static const char *i2s_mic_text[] = { 622 "Ex PA", "ADC", 623 }; 624 625 static const struct soc_enum i2s_mic_enum = 626 SOC_ENUM_SINGLE(PM860X_I2S_IFACE_3, 4, 2, i2s_mic_text); 627 628 static const struct snd_kcontrol_new i2s_mic_mux = 629 SOC_DAPM_ENUM("I2S Mic Mux", i2s_mic_enum); 630 631 /* ADCL Mux / Mux2 */ 632 static const char *adcl_text[] = { 633 "ADCR", "ADCL", 634 }; 635 636 static const struct soc_enum adcl_enum = 637 SOC_ENUM_SINGLE(PM860X_PCM_IFACE_3, 4, 2, adcl_text); 638 639 static const struct snd_kcontrol_new adcl_mux = 640 SOC_DAPM_ENUM("ADC Left Mux", adcl_enum); 641 642 /* ADCR Mux / Mux3 */ 643 static const char *adcr_text[] = { 644 "ADCL", "ADCR", 645 }; 646 647 static const struct soc_enum adcr_enum = 648 SOC_ENUM_SINGLE(PM860X_PCM_IFACE_3, 2, 2, adcr_text); 649 650 static const struct snd_kcontrol_new adcr_mux = 651 SOC_DAPM_ENUM("ADC Right Mux", adcr_enum); 652 653 /* ADCR EC Mux / Mux6 */ 654 static const char *adcr_ec_text[] = { 655 "ADCR", "EC", 656 }; 657 658 static const struct soc_enum adcr_ec_enum = 659 SOC_ENUM_SINGLE(PM860X_ADC_EN_2, 3, 2, adcr_ec_text); 660 661 static const struct snd_kcontrol_new adcr_ec_mux = 662 SOC_DAPM_ENUM("ADCR EC Mux", adcr_ec_enum); 663 664 /* EC Mux / Mux4 */ 665 static const char *ec_text[] = { 666 "Left", "Right", "Left + Right", 667 }; 668 669 static const struct soc_enum ec_enum = 670 SOC_ENUM_SINGLE(PM860X_EC_PATH, 1, 3, ec_text); 671 672 static const struct snd_kcontrol_new ec_mux = 673 SOC_DAPM_ENUM("EC Mux", ec_enum); 674 675 static const char *dac_text[] = { 676 "No input", "Right", "Left", "No input", 677 }; 678 679 /* DAC Headset 1 Mux / Mux10 */ 680 static const struct soc_enum dac_hs1_enum = 681 SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 0, 4, dac_text); 682 683 static const struct snd_kcontrol_new dac_hs1_mux = 684 SOC_DAPM_ENUM("DAC HS1 Mux", dac_hs1_enum); 685 686 /* DAC Headset 2 Mux / Mux11 */ 687 static const struct soc_enum dac_hs2_enum = 688 SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 2, 4, dac_text); 689 690 static const struct snd_kcontrol_new dac_hs2_mux = 691 SOC_DAPM_ENUM("DAC HS2 Mux", dac_hs2_enum); 692 693 /* DAC Lineout 1 Mux / Mux12 */ 694 static const struct soc_enum dac_lo1_enum = 695 SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 4, 4, dac_text); 696 697 static const struct snd_kcontrol_new dac_lo1_mux = 698 SOC_DAPM_ENUM("DAC LO1 Mux", dac_lo1_enum); 699 700 /* DAC Lineout 2 Mux / Mux13 */ 701 static const struct soc_enum dac_lo2_enum = 702 SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 6, 4, dac_text); 703 704 static const struct snd_kcontrol_new dac_lo2_mux = 705 SOC_DAPM_ENUM("DAC LO2 Mux", dac_lo2_enum); 706 707 /* DAC Spearker Earphone Mux / Mux14 */ 708 static const struct soc_enum dac_spk_ear_enum = 709 SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_2, 0, 4, dac_text); 710 711 static const struct snd_kcontrol_new dac_spk_ear_mux = 712 SOC_DAPM_ENUM("DAC SP Mux", dac_spk_ear_enum); 713 714 /* Headset 1 Mux / Mux15 */ 715 static const char *in_text[] = { 716 "Digital", "Analog", 717 }; 718 719 static const struct soc_enum hs1_enum = 720 SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 0, 2, in_text); 721 722 static const struct snd_kcontrol_new hs1_mux = 723 SOC_DAPM_ENUM("Headset1 Mux", hs1_enum); 724 725 /* Headset 2 Mux / Mux16 */ 726 static const struct soc_enum hs2_enum = 727 SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 1, 2, in_text); 728 729 static const struct snd_kcontrol_new hs2_mux = 730 SOC_DAPM_ENUM("Headset2 Mux", hs2_enum); 731 732 /* Lineout 1 Mux / Mux17 */ 733 static const struct soc_enum lo1_enum = 734 SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 2, 2, in_text); 735 736 static const struct snd_kcontrol_new lo1_mux = 737 SOC_DAPM_ENUM("Lineout1 Mux", lo1_enum); 738 739 /* Lineout 2 Mux / Mux18 */ 740 static const struct soc_enum lo2_enum = 741 SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 3, 2, in_text); 742 743 static const struct snd_kcontrol_new lo2_mux = 744 SOC_DAPM_ENUM("Lineout2 Mux", lo2_enum); 745 746 /* Speaker Earpiece Demux */ 747 static const char *spk_text[] = { 748 "Earpiece", "Speaker", 749 }; 750 751 static const struct soc_enum spk_enum = 752 SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 6, 2, spk_text); 753 754 static const struct snd_kcontrol_new spk_demux = 755 SOC_DAPM_ENUM("Speaker Earpiece Demux", spk_enum); 756 757 /* MIC Mux / Mux1 */ 758 static const char *mic_text[] = { 759 "Mic 1", "Mic 2", 760 }; 761 762 static const struct soc_enum mic_enum = 763 SOC_ENUM_SINGLE(PM860X_ADC_ANA_4, 4, 2, mic_text); 764 765 static const struct snd_kcontrol_new mic_mux = 766 SOC_DAPM_ENUM("MIC Mux", mic_enum); 767 768 static const struct snd_soc_dapm_widget pm860x_dapm_widgets[] = { 769 SND_SOC_DAPM_AIF_IN("PCM SDI", "PCM Playback", 0, 770 PM860X_ADC_EN_2, 0, 0), 771 SND_SOC_DAPM_AIF_OUT("PCM SDO", "PCM Capture", 0, 772 PM860X_PCM_IFACE_3, 1, 1), 773 774 775 SND_SOC_DAPM_AIF_IN("I2S DIN", "I2S Playback", 0, 776 PM860X_DAC_EN_2, 0, 0), 777 SND_SOC_DAPM_AIF_IN("I2S DIN1", "I2S Playback", 0, 778 PM860X_DAC_EN_2, 0, 0), 779 SND_SOC_DAPM_AIF_OUT("I2S DOUT", "I2S Capture", 0, 780 PM860X_I2S_IFACE_3, 5, 1), 781 SND_SOC_DAPM_MUX("I2S Mic Mux", SND_SOC_NOPM, 0, 0, &i2s_mic_mux), 782 SND_SOC_DAPM_MUX("ADC Left Mux", SND_SOC_NOPM, 0, 0, &adcl_mux), 783 SND_SOC_DAPM_MUX("ADC Right Mux", SND_SOC_NOPM, 0, 0, &adcr_mux), 784 SND_SOC_DAPM_MUX("EC Mux", SND_SOC_NOPM, 0, 0, &ec_mux), 785 SND_SOC_DAPM_MUX("ADCR EC Mux", SND_SOC_NOPM, 0, 0, &adcr_ec_mux), 786 SND_SOC_DAPM_SWITCH("Left EPA", SND_SOC_NOPM, 0, 0, 787 &lepa_switch_controls), 788 SND_SOC_DAPM_SWITCH("Right EPA", SND_SOC_NOPM, 0, 0, 789 &repa_switch_controls), 790 791 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Left ADC MOD", PM860X_ADC_EN_1, 792 0, 1, 1, 0), 793 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Right ADC MOD", PM860X_ADC_EN_1, 794 1, 1, 1, 0), 795 SND_SOC_DAPM_ADC("Left ADC", NULL, PM860X_ADC_EN_2, 5, 0), 796 SND_SOC_DAPM_ADC("Right ADC", NULL, PM860X_ADC_EN_2, 4, 0), 797 798 SND_SOC_DAPM_SWITCH("AUX1 Switch", SND_SOC_NOPM, 0, 0, 799 &aux1_switch_controls), 800 SND_SOC_DAPM_SWITCH("AUX2 Switch", SND_SOC_NOPM, 0, 0, 801 &aux2_switch_controls), 802 803 SND_SOC_DAPM_MUX("MIC Mux", SND_SOC_NOPM, 0, 0, &mic_mux), 804 SND_SOC_DAPM_MICBIAS("Mic1 Bias", PM860X_ADC_ANA_1, 2, 0), 805 SND_SOC_DAPM_MICBIAS("Mic3 Bias", PM860X_ADC_ANA_1, 7, 0), 806 SND_SOC_DAPM_PGA("MIC1 Volume", PM860X_ADC_EN_1, 2, 0, NULL, 0), 807 SND_SOC_DAPM_PGA("MIC3 Volume", PM860X_ADC_EN_1, 3, 0, NULL, 0), 808 SND_SOC_DAPM_PGA("AUX1 Volume", PM860X_ADC_EN_1, 4, 0, NULL, 0), 809 SND_SOC_DAPM_PGA("AUX2 Volume", PM860X_ADC_EN_1, 5, 0, NULL, 0), 810 SND_SOC_DAPM_PGA("Sidetone PGA", PM860X_ADC_EN_2, 1, 0, NULL, 0), 811 SND_SOC_DAPM_PGA("Lofi PGA", PM860X_ADC_EN_2, 2, 0, NULL, 0), 812 813 SND_SOC_DAPM_INPUT("AUX1"), 814 SND_SOC_DAPM_INPUT("AUX2"), 815 SND_SOC_DAPM_INPUT("MIC1P"), 816 SND_SOC_DAPM_INPUT("MIC1N"), 817 SND_SOC_DAPM_INPUT("MIC2P"), 818 SND_SOC_DAPM_INPUT("MIC2N"), 819 SND_SOC_DAPM_INPUT("MIC3P"), 820 SND_SOC_DAPM_INPUT("MIC3N"), 821 822 SND_SOC_DAPM_DAC_E("Left DAC", NULL, SND_SOC_NOPM, 0, 0, 823 pm860x_dac_event, 824 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD), 825 SND_SOC_DAPM_DAC_E("Right DAC", NULL, SND_SOC_NOPM, 0, 0, 826 pm860x_dac_event, 827 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD), 828 829 SND_SOC_DAPM_MUX("I2S DIN Mux", SND_SOC_NOPM, 0, 0, &i2s_din_mux), 830 SND_SOC_DAPM_MUX("DAC HS1 Mux", SND_SOC_NOPM, 0, 0, &dac_hs1_mux), 831 SND_SOC_DAPM_MUX("DAC HS2 Mux", SND_SOC_NOPM, 0, 0, &dac_hs2_mux), 832 SND_SOC_DAPM_MUX("DAC LO1 Mux", SND_SOC_NOPM, 0, 0, &dac_lo1_mux), 833 SND_SOC_DAPM_MUX("DAC LO2 Mux", SND_SOC_NOPM, 0, 0, &dac_lo2_mux), 834 SND_SOC_DAPM_MUX("DAC SP Mux", SND_SOC_NOPM, 0, 0, &dac_spk_ear_mux), 835 SND_SOC_DAPM_MUX("Headset1 Mux", SND_SOC_NOPM, 0, 0, &hs1_mux), 836 SND_SOC_DAPM_MUX("Headset2 Mux", SND_SOC_NOPM, 0, 0, &hs2_mux), 837 SND_SOC_DAPM_MUX("Lineout1 Mux", SND_SOC_NOPM, 0, 0, &lo1_mux), 838 SND_SOC_DAPM_MUX("Lineout2 Mux", SND_SOC_NOPM, 0, 0, &lo2_mux), 839 SND_SOC_DAPM_MUX("Speaker Earpiece Demux", SND_SOC_NOPM, 0, 0, 840 &spk_demux), 841 842 843 SND_SOC_DAPM_PGA("Headset1 PGA", PM860X_DAC_EN_1, 0, 0, NULL, 0), 844 SND_SOC_DAPM_PGA("Headset2 PGA", PM860X_DAC_EN_1, 1, 0, NULL, 0), 845 SND_SOC_DAPM_OUTPUT("HS1"), 846 SND_SOC_DAPM_OUTPUT("HS2"), 847 SND_SOC_DAPM_PGA("Lineout1 PGA", PM860X_DAC_EN_1, 2, 0, NULL, 0), 848 SND_SOC_DAPM_PGA("Lineout2 PGA", PM860X_DAC_EN_1, 3, 0, NULL, 0), 849 SND_SOC_DAPM_OUTPUT("LINEOUT1"), 850 SND_SOC_DAPM_OUTPUT("LINEOUT2"), 851 SND_SOC_DAPM_PGA("Earpiece PGA", PM860X_DAC_EN_1, 4, 0, NULL, 0), 852 SND_SOC_DAPM_OUTPUT("EARP"), 853 SND_SOC_DAPM_OUTPUT("EARN"), 854 SND_SOC_DAPM_PGA("Speaker PGA", PM860X_DAC_EN_1, 5, 0, NULL, 0), 855 SND_SOC_DAPM_OUTPUT("LSP"), 856 SND_SOC_DAPM_OUTPUT("LSN"), 857 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "VCODEC", PM860X_AUDIO_SUPPLIES_2, 858 0, SUPPLY_MASK, SUPPLY_MASK, 0), 859 860 PM860X_DAPM_OUTPUT("RSYNC", pm860x_rsync_event), 861 }; 862 863 static const struct snd_soc_dapm_route audio_map[] = { 864 /* supply */ 865 {"Left DAC", NULL, "VCODEC"}, 866 {"Right DAC", NULL, "VCODEC"}, 867 {"Left ADC", NULL, "VCODEC"}, 868 {"Right ADC", NULL, "VCODEC"}, 869 {"Left ADC", NULL, "Left ADC MOD"}, 870 {"Right ADC", NULL, "Right ADC MOD"}, 871 872 /* PCM/AIF1 Inputs */ 873 {"PCM SDO", NULL, "ADC Left Mux"}, 874 {"PCM SDO", NULL, "ADCR EC Mux"}, 875 876 /* PCM/AFI2 Outputs */ 877 {"Lofi PGA", NULL, "PCM SDI"}, 878 {"Lofi PGA", NULL, "Sidetone PGA"}, 879 {"Left DAC", NULL, "Lofi PGA"}, 880 {"Right DAC", NULL, "Lofi PGA"}, 881 882 /* I2S/AIF2 Inputs */ 883 {"MIC Mux", "Mic 1", "MIC1P"}, 884 {"MIC Mux", "Mic 1", "MIC1N"}, 885 {"MIC Mux", "Mic 2", "MIC2P"}, 886 {"MIC Mux", "Mic 2", "MIC2N"}, 887 {"MIC1 Volume", NULL, "MIC Mux"}, 888 {"MIC3 Volume", NULL, "MIC3P"}, 889 {"MIC3 Volume", NULL, "MIC3N"}, 890 {"Left ADC", NULL, "MIC1 Volume"}, 891 {"Right ADC", NULL, "MIC3 Volume"}, 892 {"ADC Left Mux", "ADCR", "Right ADC"}, 893 {"ADC Left Mux", "ADCL", "Left ADC"}, 894 {"ADC Right Mux", "ADCL", "Left ADC"}, 895 {"ADC Right Mux", "ADCR", "Right ADC"}, 896 {"Left EPA", "Switch", "Left DAC"}, 897 {"Right EPA", "Switch", "Right DAC"}, 898 {"EC Mux", "Left", "Left DAC"}, 899 {"EC Mux", "Right", "Right DAC"}, 900 {"EC Mux", "Left + Right", "Left DAC"}, 901 {"EC Mux", "Left + Right", "Right DAC"}, 902 {"ADCR EC Mux", "ADCR", "ADC Right Mux"}, 903 {"ADCR EC Mux", "EC", "EC Mux"}, 904 {"I2S Mic Mux", "Ex PA", "Left EPA"}, 905 {"I2S Mic Mux", "Ex PA", "Right EPA"}, 906 {"I2S Mic Mux", "ADC", "ADC Left Mux"}, 907 {"I2S Mic Mux", "ADC", "ADCR EC Mux"}, 908 {"I2S DOUT", NULL, "I2S Mic Mux"}, 909 910 /* I2S/AIF2 Outputs */ 911 {"I2S DIN Mux", "DIN", "I2S DIN"}, 912 {"I2S DIN Mux", "DIN1", "I2S DIN1"}, 913 {"Left DAC", NULL, "I2S DIN Mux"}, 914 {"Right DAC", NULL, "I2S DIN Mux"}, 915 {"DAC HS1 Mux", "Left", "Left DAC"}, 916 {"DAC HS1 Mux", "Right", "Right DAC"}, 917 {"DAC HS2 Mux", "Left", "Left DAC"}, 918 {"DAC HS2 Mux", "Right", "Right DAC"}, 919 {"DAC LO1 Mux", "Left", "Left DAC"}, 920 {"DAC LO1 Mux", "Right", "Right DAC"}, 921 {"DAC LO2 Mux", "Left", "Left DAC"}, 922 {"DAC LO2 Mux", "Right", "Right DAC"}, 923 {"Headset1 Mux", "Digital", "DAC HS1 Mux"}, 924 {"Headset2 Mux", "Digital", "DAC HS2 Mux"}, 925 {"Lineout1 Mux", "Digital", "DAC LO1 Mux"}, 926 {"Lineout2 Mux", "Digital", "DAC LO2 Mux"}, 927 {"Headset1 PGA", NULL, "Headset1 Mux"}, 928 {"Headset2 PGA", NULL, "Headset2 Mux"}, 929 {"Lineout1 PGA", NULL, "Lineout1 Mux"}, 930 {"Lineout2 PGA", NULL, "Lineout2 Mux"}, 931 {"DAC SP Mux", "Left", "Left DAC"}, 932 {"DAC SP Mux", "Right", "Right DAC"}, 933 {"Speaker Earpiece Demux", "Speaker", "DAC SP Mux"}, 934 {"Speaker PGA", NULL, "Speaker Earpiece Demux"}, 935 {"Earpiece PGA", NULL, "Speaker Earpiece Demux"}, 936 937 {"RSYNC", NULL, "Headset1 PGA"}, 938 {"RSYNC", NULL, "Headset2 PGA"}, 939 {"RSYNC", NULL, "Lineout1 PGA"}, 940 {"RSYNC", NULL, "Lineout2 PGA"}, 941 {"RSYNC", NULL, "Speaker PGA"}, 942 {"RSYNC", NULL, "Speaker PGA"}, 943 {"RSYNC", NULL, "Earpiece PGA"}, 944 {"RSYNC", NULL, "Earpiece PGA"}, 945 946 {"HS1", NULL, "RSYNC"}, 947 {"HS2", NULL, "RSYNC"}, 948 {"LINEOUT1", NULL, "RSYNC"}, 949 {"LINEOUT2", NULL, "RSYNC"}, 950 {"LSP", NULL, "RSYNC"}, 951 {"LSN", NULL, "RSYNC"}, 952 {"EARP", NULL, "RSYNC"}, 953 {"EARN", NULL, "RSYNC"}, 954 }; 955 956 /* 957 * Use MUTE_LEFT & MUTE_RIGHT to implement digital mute. 958 * These bits can also be used to mute. 959 */ 960 static int pm860x_digital_mute(struct snd_soc_dai *codec_dai, int mute) 961 { 962 struct snd_soc_codec *codec = codec_dai->codec; 963 int data = 0, mask = MUTE_LEFT | MUTE_RIGHT; 964 965 if (mute) 966 data = mask; 967 snd_soc_update_bits(codec, PM860X_DAC_OFFSET, mask, data); 968 snd_soc_update_bits(codec, PM860X_EAR_CTRL_2, 969 RSYNC_CHANGE, RSYNC_CHANGE); 970 return 0; 971 } 972 973 static int pm860x_pcm_hw_params(struct snd_pcm_substream *substream, 974 struct snd_pcm_hw_params *params, 975 struct snd_soc_dai *dai) 976 { 977 struct snd_soc_codec *codec = dai->codec; 978 unsigned char inf = 0, mask = 0; 979 980 /* bit size */ 981 switch (params_format(params)) { 982 case SNDRV_PCM_FORMAT_S16_LE: 983 inf &= ~PCM_INF2_18WL; 984 break; 985 case SNDRV_PCM_FORMAT_S18_3LE: 986 inf |= PCM_INF2_18WL; 987 break; 988 default: 989 return -EINVAL; 990 } 991 mask |= PCM_INF2_18WL; 992 snd_soc_update_bits(codec, PM860X_PCM_IFACE_2, mask, inf); 993 994 /* sample rate */ 995 switch (params_rate(params)) { 996 case 8000: 997 inf = 0; 998 break; 999 case 16000: 1000 inf = 3; 1001 break; 1002 case 32000: 1003 inf = 6; 1004 break; 1005 case 48000: 1006 inf = 8; 1007 break; 1008 default: 1009 return -EINVAL; 1010 } 1011 snd_soc_update_bits(codec, PM860X_PCM_RATE, 0x0f, inf); 1012 1013 return 0; 1014 } 1015 1016 static int pm860x_pcm_set_dai_fmt(struct snd_soc_dai *codec_dai, 1017 unsigned int fmt) 1018 { 1019 struct snd_soc_codec *codec = codec_dai->codec; 1020 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec); 1021 unsigned char inf = 0, mask = 0; 1022 int ret = -EINVAL; 1023 1024 mask |= PCM_INF2_BCLK | PCM_INF2_FS | PCM_INF2_MASTER; 1025 1026 /* set master/slave audio interface */ 1027 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1028 case SND_SOC_DAIFMT_CBM_CFM: 1029 case SND_SOC_DAIFMT_CBM_CFS: 1030 if (pm860x->dir == PM860X_CLK_DIR_OUT) { 1031 inf |= PCM_INF2_MASTER; 1032 ret = 0; 1033 } 1034 break; 1035 case SND_SOC_DAIFMT_CBS_CFS: 1036 if (pm860x->dir == PM860X_CLK_DIR_IN) { 1037 inf &= ~PCM_INF2_MASTER; 1038 ret = 0; 1039 } 1040 break; 1041 } 1042 1043 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1044 case SND_SOC_DAIFMT_I2S: 1045 inf |= PCM_EXACT_I2S; 1046 ret = 0; 1047 break; 1048 } 1049 mask |= PCM_MODE_MASK; 1050 if (ret) 1051 return ret; 1052 snd_soc_update_bits(codec, PM860X_PCM_IFACE_2, mask, inf); 1053 return 0; 1054 } 1055 1056 static int pm860x_set_dai_sysclk(struct snd_soc_dai *codec_dai, 1057 int clk_id, unsigned int freq, int dir) 1058 { 1059 struct snd_soc_codec *codec = codec_dai->codec; 1060 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec); 1061 1062 if (dir == PM860X_CLK_DIR_OUT) 1063 pm860x->dir = PM860X_CLK_DIR_OUT; 1064 else { 1065 pm860x->dir = PM860X_CLK_DIR_IN; 1066 return -EINVAL; 1067 } 1068 1069 return 0; 1070 } 1071 1072 static int pm860x_i2s_hw_params(struct snd_pcm_substream *substream, 1073 struct snd_pcm_hw_params *params, 1074 struct snd_soc_dai *dai) 1075 { 1076 struct snd_soc_codec *codec = dai->codec; 1077 unsigned char inf; 1078 1079 /* bit size */ 1080 switch (params_format(params)) { 1081 case SNDRV_PCM_FORMAT_S16_LE: 1082 inf = 0; 1083 break; 1084 case SNDRV_PCM_FORMAT_S18_3LE: 1085 inf = PCM_INF2_18WL; 1086 break; 1087 default: 1088 return -EINVAL; 1089 } 1090 snd_soc_update_bits(codec, PM860X_I2S_IFACE_2, PCM_INF2_18WL, inf); 1091 1092 /* sample rate */ 1093 switch (params_rate(params)) { 1094 case 8000: 1095 inf = 0; 1096 break; 1097 case 11025: 1098 inf = 1; 1099 break; 1100 case 16000: 1101 inf = 3; 1102 break; 1103 case 22050: 1104 inf = 4; 1105 break; 1106 case 32000: 1107 inf = 6; 1108 break; 1109 case 44100: 1110 inf = 7; 1111 break; 1112 case 48000: 1113 inf = 8; 1114 break; 1115 default: 1116 return -EINVAL; 1117 } 1118 snd_soc_update_bits(codec, PM860X_I2S_IFACE_4, 0xf, inf); 1119 1120 return 0; 1121 } 1122 1123 static int pm860x_i2s_set_dai_fmt(struct snd_soc_dai *codec_dai, 1124 unsigned int fmt) 1125 { 1126 struct snd_soc_codec *codec = codec_dai->codec; 1127 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec); 1128 unsigned char inf = 0, mask = 0; 1129 1130 mask |= PCM_INF2_BCLK | PCM_INF2_FS | PCM_INF2_MASTER; 1131 1132 /* set master/slave audio interface */ 1133 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1134 case SND_SOC_DAIFMT_CBM_CFM: 1135 if (pm860x->dir == PM860X_CLK_DIR_OUT) 1136 inf |= PCM_INF2_MASTER; 1137 else 1138 return -EINVAL; 1139 break; 1140 case SND_SOC_DAIFMT_CBS_CFS: 1141 if (pm860x->dir == PM860X_CLK_DIR_IN) 1142 inf &= ~PCM_INF2_MASTER; 1143 else 1144 return -EINVAL; 1145 break; 1146 default: 1147 return -EINVAL; 1148 } 1149 1150 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1151 case SND_SOC_DAIFMT_I2S: 1152 inf |= PCM_EXACT_I2S; 1153 break; 1154 default: 1155 return -EINVAL; 1156 } 1157 mask |= PCM_MODE_MASK; 1158 snd_soc_update_bits(codec, PM860X_I2S_IFACE_2, mask, inf); 1159 return 0; 1160 } 1161 1162 static int pm860x_set_bias_level(struct snd_soc_codec *codec, 1163 enum snd_soc_bias_level level) 1164 { 1165 int data; 1166 1167 switch (level) { 1168 case SND_SOC_BIAS_ON: 1169 break; 1170 1171 case SND_SOC_BIAS_PREPARE: 1172 break; 1173 1174 case SND_SOC_BIAS_STANDBY: 1175 if (codec->bias_level == SND_SOC_BIAS_OFF) { 1176 /* Enable Audio PLL & Audio section */ 1177 data = AUDIO_PLL | AUDIO_SECTION_RESET 1178 | AUDIO_SECTION_ON; 1179 pm860x_reg_write(codec->control_data, REG_MISC2, data); 1180 } 1181 break; 1182 1183 case SND_SOC_BIAS_OFF: 1184 data = AUDIO_PLL | AUDIO_SECTION_RESET | AUDIO_SECTION_ON; 1185 pm860x_set_bits(codec->control_data, REG_MISC2, data, 0); 1186 break; 1187 } 1188 codec->bias_level = level; 1189 return 0; 1190 } 1191 1192 static struct snd_soc_dai_ops pm860x_pcm_dai_ops = { 1193 .digital_mute = pm860x_digital_mute, 1194 .hw_params = pm860x_pcm_hw_params, 1195 .set_fmt = pm860x_pcm_set_dai_fmt, 1196 .set_sysclk = pm860x_set_dai_sysclk, 1197 }; 1198 1199 static struct snd_soc_dai_ops pm860x_i2s_dai_ops = { 1200 .digital_mute = pm860x_digital_mute, 1201 .hw_params = pm860x_i2s_hw_params, 1202 .set_fmt = pm860x_i2s_set_dai_fmt, 1203 .set_sysclk = pm860x_set_dai_sysclk, 1204 }; 1205 1206 #define PM860X_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 | \ 1207 SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000) 1208 1209 static struct snd_soc_dai_driver pm860x_dai[] = { 1210 { 1211 /* DAI PCM */ 1212 .name = "88pm860x-pcm", 1213 .id = 1, 1214 .playback = { 1215 .stream_name = "PCM Playback", 1216 .channels_min = 2, 1217 .channels_max = 2, 1218 .rates = PM860X_RATES, 1219 .formats = SNDRV_PCM_FORMAT_S16_LE | \ 1220 SNDRV_PCM_FORMAT_S18_3LE, 1221 }, 1222 .capture = { 1223 .stream_name = "PCM Capture", 1224 .channels_min = 2, 1225 .channels_max = 2, 1226 .rates = PM860X_RATES, 1227 .formats = SNDRV_PCM_FORMAT_S16_LE | \ 1228 SNDRV_PCM_FORMAT_S18_3LE, 1229 }, 1230 .ops = &pm860x_pcm_dai_ops, 1231 }, { 1232 /* DAI I2S */ 1233 .name = "88pm860x-i2s", 1234 .id = 2, 1235 .playback = { 1236 .stream_name = "I2S Playback", 1237 .channels_min = 2, 1238 .channels_max = 2, 1239 .rates = SNDRV_PCM_RATE_8000_48000, 1240 .formats = SNDRV_PCM_FORMAT_S16_LE | \ 1241 SNDRV_PCM_FORMAT_S18_3LE, 1242 }, 1243 .capture = { 1244 .stream_name = "I2S Capture", 1245 .channels_min = 2, 1246 .channels_max = 2, 1247 .rates = SNDRV_PCM_RATE_8000_48000, 1248 .formats = SNDRV_PCM_FORMAT_S16_LE | \ 1249 SNDRV_PCM_FORMAT_S18_3LE, 1250 }, 1251 .ops = &pm860x_i2s_dai_ops, 1252 }, 1253 }; 1254 1255 static irqreturn_t pm860x_codec_handler(int irq, void *data) 1256 { 1257 struct pm860x_priv *pm860x = data; 1258 int status, shrt, report = 0, mic_report = 0; 1259 int mask; 1260 1261 status = pm860x_reg_read(pm860x->i2c, REG_STATUS_1); 1262 shrt = pm860x_reg_read(pm860x->i2c, REG_SHORTS); 1263 mask = pm860x->det.hs_shrt | pm860x->det.hook_det | pm860x->det.lo_shrt 1264 | pm860x->det.hp_det; 1265 1266 if ((pm860x->det.hp_det & SND_JACK_HEADPHONE) 1267 && (status & HEADSET_STATUS)) 1268 report |= SND_JACK_HEADPHONE; 1269 1270 if ((pm860x->det.mic_det & SND_JACK_MICROPHONE) 1271 && (status & MIC_STATUS)) 1272 mic_report |= SND_JACK_MICROPHONE; 1273 1274 if (pm860x->det.hs_shrt && (shrt & (SHORT_HS1 | SHORT_HS2))) 1275 report |= pm860x->det.hs_shrt; 1276 1277 if (pm860x->det.hook_det && (status & HOOK_STATUS)) 1278 report |= pm860x->det.hook_det; 1279 1280 if (pm860x->det.lo_shrt && (shrt & (SHORT_LO1 | SHORT_LO2))) 1281 report |= pm860x->det.lo_shrt; 1282 1283 if (report) 1284 snd_soc_jack_report(pm860x->det.hp_jack, report, mask); 1285 if (mic_report) 1286 snd_soc_jack_report(pm860x->det.mic_jack, SND_JACK_MICROPHONE, 1287 SND_JACK_MICROPHONE); 1288 1289 dev_dbg(pm860x->codec->dev, "headphone report:0x%x, mask:%x\n", 1290 report, mask); 1291 dev_dbg(pm860x->codec->dev, "microphone report:0x%x\n", mic_report); 1292 return IRQ_HANDLED; 1293 } 1294 1295 int pm860x_hs_jack_detect(struct snd_soc_codec *codec, 1296 struct snd_soc_jack *jack, 1297 int det, int hook, int hs_shrt, int lo_shrt) 1298 { 1299 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec); 1300 int data; 1301 1302 pm860x->det.hp_jack = jack; 1303 pm860x->det.hp_det = det; 1304 pm860x->det.hook_det = hook; 1305 pm860x->det.hs_shrt = hs_shrt; 1306 pm860x->det.lo_shrt = lo_shrt; 1307 1308 if (det & SND_JACK_HEADPHONE) 1309 pm860x_set_bits(codec->control_data, REG_HS_DET, 1310 EN_HS_DET, EN_HS_DET); 1311 /* headset short detect */ 1312 if (hs_shrt) { 1313 data = CLR_SHORT_HS2 | CLR_SHORT_HS1; 1314 pm860x_set_bits(codec->control_data, REG_SHORTS, data, data); 1315 } 1316 /* Lineout short detect */ 1317 if (lo_shrt) { 1318 data = CLR_SHORT_LO2 | CLR_SHORT_LO1; 1319 pm860x_set_bits(codec->control_data, REG_SHORTS, data, data); 1320 } 1321 1322 /* sync status */ 1323 pm860x_codec_handler(0, pm860x); 1324 return 0; 1325 } 1326 EXPORT_SYMBOL_GPL(pm860x_hs_jack_detect); 1327 1328 int pm860x_mic_jack_detect(struct snd_soc_codec *codec, 1329 struct snd_soc_jack *jack, int det) 1330 { 1331 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec); 1332 1333 pm860x->det.mic_jack = jack; 1334 pm860x->det.mic_det = det; 1335 1336 if (det & SND_JACK_MICROPHONE) 1337 pm860x_set_bits(codec->control_data, REG_MIC_DET, 1338 MICDET_MASK, MICDET_MASK); 1339 1340 /* sync status */ 1341 pm860x_codec_handler(0, pm860x); 1342 return 0; 1343 } 1344 EXPORT_SYMBOL_GPL(pm860x_mic_jack_detect); 1345 1346 static int pm860x_probe(struct snd_soc_codec *codec) 1347 { 1348 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec); 1349 int i, ret; 1350 1351 pm860x->codec = codec; 1352 1353 codec->control_data = pm860x->i2c; 1354 1355 for (i = 0; i < 4; i++) { 1356 ret = request_threaded_irq(pm860x->irq[i], NULL, 1357 pm860x_codec_handler, IRQF_ONESHOT, 1358 pm860x->name[i], pm860x); 1359 if (ret < 0) { 1360 dev_err(codec->dev, "Failed to request IRQ!\n"); 1361 goto out_irq; 1362 } 1363 } 1364 1365 pm860x_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1366 1367 ret = pm860x_bulk_read(codec->control_data, REG_CACHE_BASE, 1368 REG_CACHE_SIZE, codec->reg_cache); 1369 if (ret < 0) { 1370 dev_err(codec->dev, "Failed to fill register cache: %d\n", 1371 ret); 1372 goto out_codec; 1373 } 1374 1375 snd_soc_add_controls(codec, pm860x_snd_controls, 1376 ARRAY_SIZE(pm860x_snd_controls)); 1377 snd_soc_dapm_new_controls(codec, pm860x_dapm_widgets, 1378 ARRAY_SIZE(pm860x_dapm_widgets)); 1379 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); 1380 return 0; 1381 1382 out_codec: 1383 i = 3; 1384 out_irq: 1385 for (; i >= 0; i--) 1386 free_irq(pm860x->irq[i], pm860x); 1387 return -EINVAL; 1388 } 1389 1390 static int pm860x_remove(struct snd_soc_codec *codec) 1391 { 1392 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec); 1393 int i; 1394 1395 for (i = 3; i >= 0; i--) 1396 free_irq(pm860x->irq[i], pm860x); 1397 pm860x_set_bias_level(codec, SND_SOC_BIAS_OFF); 1398 return 0; 1399 } 1400 1401 static struct snd_soc_codec_driver soc_codec_dev_pm860x = { 1402 .probe = pm860x_probe, 1403 .remove = pm860x_remove, 1404 .read = pm860x_read_reg_cache, 1405 .write = pm860x_write_reg_cache, 1406 .reg_cache_size = REG_CACHE_SIZE, 1407 .reg_word_size = sizeof(u8), 1408 .set_bias_level = pm860x_set_bias_level, 1409 }; 1410 1411 static int __devinit pm860x_codec_probe(struct platform_device *pdev) 1412 { 1413 struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent); 1414 struct pm860x_priv *pm860x; 1415 struct resource *res; 1416 int i, ret; 1417 1418 pm860x = kzalloc(sizeof(struct pm860x_priv), GFP_KERNEL); 1419 if (pm860x == NULL) 1420 return -ENOMEM; 1421 1422 pm860x->chip = chip; 1423 pm860x->i2c = (chip->id == CHIP_PM8607) ? chip->client 1424 : chip->companion; 1425 platform_set_drvdata(pdev, pm860x); 1426 1427 for (i = 0; i < 4; i++) { 1428 res = platform_get_resource(pdev, IORESOURCE_IRQ, i); 1429 if (!res) { 1430 dev_err(&pdev->dev, "Failed to get IRQ resources\n"); 1431 goto out; 1432 } 1433 pm860x->irq[i] = res->start + chip->irq_base; 1434 strncpy(pm860x->name[i], res->name, MAX_NAME_LEN); 1435 } 1436 1437 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_pm860x, 1438 pm860x_dai, ARRAY_SIZE(pm860x_dai)); 1439 if (ret) { 1440 dev_err(&pdev->dev, "Failed to register codec\n"); 1441 goto out; 1442 } 1443 return ret; 1444 1445 out: 1446 platform_set_drvdata(pdev, NULL); 1447 kfree(pm860x); 1448 return -EINVAL; 1449 } 1450 1451 static int __devexit pm860x_codec_remove(struct platform_device *pdev) 1452 { 1453 struct pm860x_priv *pm860x = platform_get_drvdata(pdev); 1454 1455 snd_soc_unregister_codec(&pdev->dev); 1456 platform_set_drvdata(pdev, NULL); 1457 kfree(pm860x); 1458 return 0; 1459 } 1460 1461 static struct platform_driver pm860x_codec_driver = { 1462 .driver = { 1463 .name = "88pm860x-codec", 1464 .owner = THIS_MODULE, 1465 }, 1466 .probe = pm860x_codec_probe, 1467 .remove = __devexit_p(pm860x_codec_remove), 1468 }; 1469 1470 static __init int pm860x_init(void) 1471 { 1472 return platform_driver_register(&pm860x_codec_driver); 1473 } 1474 module_init(pm860x_init); 1475 1476 static __exit void pm860x_exit(void) 1477 { 1478 platform_driver_unregister(&pm860x_codec_driver); 1479 } 1480 module_exit(pm860x_exit); 1481 1482 MODULE_DESCRIPTION("ASoC 88PM860x driver"); 1483 MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>"); 1484 MODULE_LICENSE("GPL"); 1485 MODULE_ALIAS("platform:88pm860x-codec"); 1486 1487