target/linux/brcm2708/patches-3.14/0049-Add-IQaudIO-Sound-Card-support-for-Raspberry-Pi.patch

   1 From deaa651db204a6add9cb0189350922625fd1a311 Mon Sep 17 00:00:00 2001
   2 From: Gordon Garrity <gordon@iqaudio.com>
   3 Date: Sat, 8 Mar 2014 16:56:57 +0000
   4 Subject: [PATCH 49/54] Add IQaudIO Sound Card support for Raspberry Pi
   5
   6 ---
   7  arch/arm/configs/bcmrpi_defconfig |   1 +
   8  arch/arm/mach-bcm2708/bcm2708.c   |  22 ++
   9  sound/soc/bcm/Kconfig             |   7 +
  10  sound/soc/bcm/Makefile            |   2 +
  11  sound/soc/bcm/iqaudio-dac.c       | 111 +++++++
  12  sound/soc/codecs/Kconfig          |   4 +
  13  sound/soc/codecs/Makefile         |   2 +
  14  sound/soc/codecs/pcm512x.c        | 677 ++++++++++++++++++++++++++++++++++++++
  15  sound/soc/codecs/pcm512x.h        | 142 ++++++++
  16  9 files changed, 968 insertions(+)
  17  create mode 100644 sound/soc/bcm/iqaudio-dac.c
  18  create mode 100644 sound/soc/codecs/pcm512x.c
  19  create mode 100644 sound/soc/codecs/pcm512x.h
  20
  21 diff --git a/arch/arm/configs/bcmrpi_defconfig b/arch/arm/configs/bcmrpi_defconfig
  22 index 3d3c8ab..a024670 100644
  23 --- a/arch/arm/configs/bcmrpi_defconfig
  24 +++ b/arch/arm/configs/bcmrpi_defconfig
  25 @@ -750,6 +750,7 @@ CONFIG_SND_BCM2708_SOC_RPI_DAC=m
  26  CONFIG_SND_SOC_I2C_AND_SPI=m
  27  CONFIG_SND_SOC_PCM5102A=m
  28  CONFIG_SND_SOC_PCM1794A=m
  29 +CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC=m
  30  CONFIG_SOUND_PRIME=m
  31  CONFIG_HIDRAW=y
  32  CONFIG_HID_A4TECH=m
  33 diff --git a/arch/arm/mach-bcm2708/bcm2708.c b/arch/arm/mach-bcm2708/bcm2708.c
  34 index beb2eca..95a47fa 100644
  35 --- a/arch/arm/mach-bcm2708/bcm2708.c
  36 +++ b/arch/arm/mach-bcm2708/bcm2708.c
  37 @@ -680,6 +680,22 @@ static struct platform_device snd_pcm1794a_codec_device = {
  38  };
  39  #endif
  40
  41 +
  42 +#if defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) || defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC_MODULE)
  43 +static struct platform_device snd_rpi_iqaudio_dac_device = {
  44 +        .name = "snd-rpi-iqaudio-dac",
  45 +        .id = 0,
  46 +        .num_resources = 0,
  47 +};
  48 +
  49 +// Use the actual device name rather than generic driver name
  50 +static struct i2c_board_info __initdata snd_pcm512x_i2c_devices[] = {
  51 +       {
  52 +               I2C_BOARD_INFO("pcm5122", 0x4c)
  53 +       },
  54 +};
  55 +#endif
  56 +
  57  int __init bcm_register_device(struct platform_device *pdev)
  58  {
  59         int ret;
  60 @@ -822,6 +838,12 @@ void __init bcm2708_init(void)
  61          bcm_register_device(&snd_pcm1794a_codec_device);
  62  #endif
  63
  64 +#if defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) || defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC_MODULE)
  65 +        bcm_register_device(&snd_rpi_iqaudio_dac_device);
  66 +        i2c_register_board_info(1, snd_pcm512x_i2c_devices, ARRAY_SIZE(snd_pcm512x_i2c_devices));
  67 +#endif
  68 +
  69 +
  70         for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
  71                 struct amba_device *d = amba_devs[i];
  72                 amba_device_register(d, &iomem_resource);
  73 diff --git a/sound/soc/bcm/Kconfig b/sound/soc/bcm/Kconfig
  74 index e563dbc..84e4f27 100644
  75 --- a/sound/soc/bcm/Kconfig
  76 +++ b/sound/soc/bcm/Kconfig
  77 @@ -39,3 +39,10 @@ config SND_BCM2708_SOC_RPI_DAC
  78          select SND_SOC_PCM1794A
  79          help
  80           Say Y or M if you want to add support for RPi-DAC.
  81 +
  82 +config SND_BCM2708_SOC_IQAUDIO_DAC
  83 +       tristate "Support for IQaudIO-DAC"
  84 +       depends on SND_BCM2708_SOC_I2S
  85 +       select SND_SOC_PCM512x
  86 +       help
  87 +         Say Y or M if you want to add support for IQaudIO-DAC.
  88 diff --git a/sound/soc/bcm/Makefile b/sound/soc/bcm/Makefile
  89 index 826df7d..d597fb0 100644
  90 --- a/sound/soc/bcm/Makefile
  91 +++ b/sound/soc/bcm/Makefile
  92 @@ -12,7 +12,9 @@ obj-$(CONFIG_SND_BCM2708_SOC_I2S) += snd-soc-bcm2708-i2s.o
  93  snd-soc-hifiberry-dac-objs := hifiberry_dac.o
  94  snd-soc-hifiberry-digi-objs := hifiberry_digi.o
  95  snd-soc-rpi-dac-objs := rpi-dac.o
  96 +snd-soc-iqaudio-dac-objs := iqaudio-dac.o
  97
  98  obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC) += snd-soc-hifiberry-dac.o
  99  obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI) += snd-soc-hifiberry-digi.o
 100  obj-$(CONFIG_SND_BCM2708_SOC_RPI_DAC) += snd-soc-rpi-dac.o
 101 +obj-$(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) += snd-soc-iqaudio-dac.o
 102 diff --git a/sound/soc/bcm/iqaudio-dac.c b/sound/soc/bcm/iqaudio-dac.c
 103 new file mode 100644
 104 index 0000000..515f044
 105 --- /dev/null
 106 +++ b/sound/soc/bcm/iqaudio-dac.c
 107 @@ -0,0 +1,111 @@
 108 +/*
 109 + * ASoC Driver for IQaudIO DAC
 110 + *
 111 + * Author:     Florian Meier <florian.meier@koalo.de>
 112 + *             Copyright 2013
 113 + *
 114 + * This program is free software; you can redistribute it and/or
 115 + * modify it under the terms of the GNU General Public License
 116 + * version 2 as published by the Free Software Foundation.
 117 + *
 118 + * This program is distributed in the hope that it will be useful, but
 119 + * WITHOUT ANY WARRANTY; without even the implied warranty of
 120 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 121 + * General Public License for more details.
 122 + */
 123 +
 124 +#include <linux/module.h>
 125 +#include <linux/platform_device.h>
 126 +
 127 +#include <sound/core.h>
 128 +#include <sound/pcm.h>
 129 +#include <sound/pcm_params.h>
 130 +#include <sound/soc.h>
 131 +#include <sound/jack.h>
 132 +
 133 +static int snd_rpi_iqaudio_dac_init(struct snd_soc_pcm_runtime *rtd)
 134 +{
 135 +// NOT USED    struct snd_soc_codec *codec = rtd->codec;
 136 +
 137 +       return 0;
 138 +}
 139 +
 140 +static int snd_rpi_iqaudio_dac_hw_params(struct snd_pcm_substream *substream,
 141 +                                      struct snd_pcm_hw_params *params)
 142 +{
 143 +       struct snd_soc_pcm_runtime *rtd = substream->private_data;
 144 +// NOT USED    struct snd_soc_dai *codec_dai = rtd->codec_dai;
 145 +// NOT USED    struct snd_soc_codec *codec = rtd->codec;
 146 +       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
 147 +
 148 +       unsigned int sample_bits =
 149 +               snd_pcm_format_physical_width(params_format(params));
 150 +
 151 +       return snd_soc_dai_set_bclk_ratio(cpu_dai, sample_bits * 2);
 152 +}
 153 +
 154 +/* machine stream operations */
 155 +static struct snd_soc_ops snd_rpi_iqaudio_dac_ops = {
 156 +       .hw_params = snd_rpi_iqaudio_dac_hw_params,
 157 +};
 158 +
 159 +static struct snd_soc_dai_link snd_rpi_iqaudio_dac_dai[] = {
 160 +{
 161 +       .name           = "IQaudIO DAC",
 162 +       .stream_name    = "IQaudIO DAC HiFi",
 163 +       .cpu_dai_name   = "bcm2708-i2s.0",
 164 +       .codec_dai_name = "pcm512x-hifi",
 165 +       .platform_name  = "bcm2708-i2s.0",
 166 +       .codec_name     = "pcm512x.1-004c",
 167 +       .dai_fmt        = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
 168 +                               SND_SOC_DAIFMT_CBS_CFS,
 169 +       .ops            = &snd_rpi_iqaudio_dac_ops,
 170 +       .init           = snd_rpi_iqaudio_dac_init,
 171 +},
 172 +};
 173 +
 174 +/* audio machine driver */
 175 +static struct snd_soc_card snd_rpi_iqaudio_dac = {
 176 +       .name         = "snd_rpi_iqaudio_dac",
 177 +       .dai_link     = snd_rpi_iqaudio_dac_dai,
 178 +       .num_links    = ARRAY_SIZE(snd_rpi_iqaudio_dac_dai),
 179 +};
 180 +
 181 +static int snd_rpi_iqaudio_dac_probe(struct platform_device *pdev)
 182 +{
 183 +       int ret = 0;
 184 +
 185 +       snd_rpi_iqaudio_dac.dev = &pdev->dev;
 186 +       ret = snd_soc_register_card(&snd_rpi_iqaudio_dac);
 187 +       if (ret)
 188 +               dev_err(&pdev->dev,
 189 +                       "snd_soc_register_card() failed: %d\n", ret);
 190 +
 191 +       return ret;
 192 +}
 193 +
 194 +static int snd_rpi_iqaudio_dac_remove(struct platform_device *pdev)
 195 +{
 196 +       return snd_soc_unregister_card(&snd_rpi_iqaudio_dac);
 197 +}
 198 +
 199 +static const struct of_device_id iqaudio_of_match[] = {
 200 +       { .compatible = "iqaudio,iqaudio-dac", },
 201 +       {},
 202 +};
 203 +
 204 +static struct platform_driver snd_rpi_iqaudio_dac_driver = {
 205 +       .driver = {
 206 +               .name   = "snd-rpi-iqaudio-dac",
 207 +               .owner  = THIS_MODULE,
 208 +               .of_match_table = iqaudio_of_match,
 209 +       },
 210 +       .probe          = snd_rpi_iqaudio_dac_probe,
 211 +       .remove         = snd_rpi_iqaudio_dac_remove,
 212 +};
 213 +
 214 +module_platform_driver(snd_rpi_iqaudio_dac_driver);
 215 +
 216 +MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");
 217 +MODULE_DESCRIPTION("ASoC Driver for IQAudio DAC");
 218 +MODULE_LICENSE("GPL v2");
 219 diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
 220 index 4d2569e..ac28805 100644
 221 --- a/sound/soc/codecs/Kconfig
 222 +++ b/sound/soc/codecs/Kconfig
 223 @@ -61,6 +61,7 @@ config SND_SOC_ALL_CODECS
 224         select SND_SOC_PCM3008
 225         select SND_SOC_PCM1794A
 226         select SND_SOC_PCM5102A
 227 +       select SND_SOC_PCM512x if SND_SOC_I2C_AND_SPI
 228         select SND_SOC_RT5631 if I2C
 229         select SND_SOC_RT5640 if I2C
 230         select SND_SOC_SGTL5000 if I2C
 231 @@ -321,6 +322,9 @@ config SND_SOC_PCM1794A
 232  config SND_SOC_PCM5102A
 233         tristate
 234
 235 +config SND_SOC_PCM512x
 236 +       tristate
 237 +
 238  config SND_SOC_RT5631
 239         tristate
 240
 241 diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
 242 index 9b806a2..61461c1 100644
 243 --- a/sound/soc/codecs/Makefile
 244 +++ b/sound/soc/codecs/Makefile
 245 @@ -48,6 +48,7 @@ snd-soc-pcm1792a-codec-objs := pcm1792a.o
 246  snd-soc-pcm3008-objs := pcm3008.o
 247  snd-soc-pcm1794a-objs := pcm1794a.o
 248  snd-soc-pcm5102a-objs := pcm5102a.o
 249 +snd-soc-pcm512x-objs := pcm512x.o
 250  snd-soc-rt5631-objs := rt5631.o
 251  snd-soc-rt5640-objs := rt5640.o
 252  snd-soc-sgtl5000-objs := sgtl5000.o
 253 @@ -183,6 +184,7 @@ obj-$(CONFIG_SND_SOC_PCM1792A)      += snd-soc-pcm1792a-codec.o
 254  obj-$(CONFIG_SND_SOC_PCM3008)  += snd-soc-pcm3008.o
 255  obj-$(CONFIG_SND_SOC_PCM1794A) += snd-soc-pcm1794a.o
 256  obj-$(CONFIG_SND_SOC_PCM5102A) += snd-soc-pcm5102a.o
 257 +obj-$(CONFIG_SND_SOC_PCM512x)  += snd-soc-pcm512x.o
 258  obj-$(CONFIG_SND_SOC_RT5631)   += snd-soc-rt5631.o
 259  obj-$(CONFIG_SND_SOC_RT5640)   += snd-soc-rt5640.o
 260  obj-$(CONFIG_SND_SOC_SGTL5000)  += snd-soc-sgtl5000.o
 261 diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c
 262 new file mode 100644
 263 index 0000000..55b6200
 264 --- /dev/null
 265 +++ b/sound/soc/codecs/pcm512x.c
 266 @@ -0,0 +1,677 @@
 267 +/*
 268 + * Driver for the PCM512x CODECs
 269 + *
 270 + * Author:     Mark Brown <broonie@linaro.org>
 271 + *             Copyright 2014 Linaro Ltd
 272 + *
 273 + * This program is free software; you can redistribute it and/or
 274 + * modify it under the terms of the GNU General Public License
 275 + * version 2 as published by the Free Software Foundation.
 276 + *
 277 + * This program is distributed in the hope that it will be useful, but
 278 + * WITHOUT ANY WARRANTY; without even the implied warranty of
 279 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 280 + * General Public License for more details.
 281 + */
 282 +
 283 +
 284 +#include <linux/init.h>
 285 +#include <linux/module.h>
 286 +#include <linux/clk.h>
 287 +#include <linux/i2c.h>
 288 +#include <linux/pm_runtime.h>
 289 +#include <linux/regmap.h>
 290 +#include <linux/regulator/consumer.h>
 291 +#include <linux/spi/spi.h>
 292 +#include <sound/soc.h>
 293 +#include <sound/soc-dapm.h>
 294 +#include <sound/tlv.h>
 295 +
 296 +#include "pcm512x.h"
 297 +
 298 +#define PCM512x_NUM_SUPPLIES 3
 299 +static const char *pcm512x_supply_names[PCM512x_NUM_SUPPLIES] = {
 300 +       "AVDD",
 301 +       "DVDD",
 302 +       "CPVDD",
 303 +};
 304 +
 305 +struct pcm512x_priv {
 306 +       struct regmap *regmap;
 307 +       struct clk *sclk;
 308 +       struct regulator_bulk_data supplies[PCM512x_NUM_SUPPLIES];
 309 +       struct notifier_block supply_nb[PCM512x_NUM_SUPPLIES];
 310 +};
 311 +
 312 +/*
 313 + * We can't use the same notifier block for more than one supply and
 314 + * there's no way I can see to get from a callback to the caller
 315 + * except container_of().
 316 + */
 317 +#define PCM512x_REGULATOR_EVENT(n) \
 318 +static int pcm512x_regulator_event_##n(struct notifier_block *nb, \
 319 +                                     unsigned long event, void *data)    \
 320 +{ \
 321 +       struct pcm512x_priv *pcm512x = container_of(nb, struct pcm512x_priv, \
 322 +                                                   supply_nb[n]); \
 323 +       if (event & REGULATOR_EVENT_DISABLE) { \
 324 +               regcache_mark_dirty(pcm512x->regmap);   \
 325 +               regcache_cache_only(pcm512x->regmap, true);     \
 326 +       } \
 327 +       return 0; \
 328 +}
 329 +
 330 +PCM512x_REGULATOR_EVENT(0)
 331 +PCM512x_REGULATOR_EVENT(1)
 332 +PCM512x_REGULATOR_EVENT(2)
 333 +
 334 +static const struct reg_default pcm512x_reg_defaults[] = {
 335 +       { PCM512x_RESET,            0x00 },
 336 +       { PCM512x_POWER,            0x00 },
 337 +       { PCM512x_MUTE,             0x00 },
 338 +       { PCM512x_DSP,              0x00 },
 339 +       { PCM512x_PLL_REF,          0x00 },
 340 +       { PCM512x_DAC_ROUTING,      0x11 },
 341 +       { PCM512x_DSP_PROGRAM,      0x01 },
 342 +       { PCM512x_CLKDET,           0x00 },
 343 +       { PCM512x_AUTO_MUTE,        0x00 },
 344 +       { PCM512x_ERROR_DETECT,     0x00 },
 345 +       { PCM512x_DIGITAL_VOLUME_1, 0x00 },
 346 +       { PCM512x_DIGITAL_VOLUME_2, 0x30 },
 347 +       { PCM512x_DIGITAL_VOLUME_3, 0x30 },
 348 +       { PCM512x_DIGITAL_MUTE_1,   0x22 },
 349 +       { PCM512x_DIGITAL_MUTE_2,   0x00 },
 350 +       { PCM512x_DIGITAL_MUTE_3,   0x07 },
 351 +};
 352 +
 353 +static bool pcm512x_readable(struct device *dev, unsigned int reg)
 354 +{
 355 +       switch (reg) {
 356 +       case PCM512x_RESET:
 357 +       case PCM512x_POWER:
 358 +       case PCM512x_MUTE:
 359 +       case PCM512x_PLL_EN:
 360 +       case PCM512x_SPI_MISO_FUNCTION:
 361 +       case PCM512x_DSP:
 362 +       case PCM512x_GPIO_EN:
 363 +       case PCM512x_BCLK_LRCLK_CFG:
 364 +       case PCM512x_DSP_GPIO_INPUT:
 365 +       case PCM512x_MASTER_MODE:
 366 +       case PCM512x_PLL_REF:
 367 +       case PCM512x_PLL_COEFF_0:
 368 +       case PCM512x_PLL_COEFF_1:
 369 +       case PCM512x_PLL_COEFF_2:
 370 +       case PCM512x_PLL_COEFF_3:
 371 +       case PCM512x_PLL_COEFF_4:
 372 +       case PCM512x_DSP_CLKDIV:
 373 +       case PCM512x_DAC_CLKDIV:
 374 +       case PCM512x_NCP_CLKDIV:
 375 +       case PCM512x_OSR_CLKDIV:
 376 +       case PCM512x_MASTER_CLKDIV_1:
 377 +       case PCM512x_MASTER_CLKDIV_2:
 378 +       case PCM512x_FS_SPEED_MODE:
 379 +       case PCM512x_IDAC_1:
 380 +       case PCM512x_IDAC_2:
 381 +       case PCM512x_ERROR_DETECT:
 382 +       case PCM512x_I2S_1:
 383 +       case PCM512x_I2S_2:
 384 +       case PCM512x_DAC_ROUTING:
 385 +       case PCM512x_DSP_PROGRAM:
 386 +       case PCM512x_CLKDET:
 387 +       case PCM512x_AUTO_MUTE:
 388 +       case PCM512x_DIGITAL_VOLUME_1:
 389 +       case PCM512x_DIGITAL_VOLUME_2:
 390 +       case PCM512x_DIGITAL_VOLUME_3:
 391 +       case PCM512x_DIGITAL_MUTE_1:
 392 +       case PCM512x_DIGITAL_MUTE_2:
 393 +       case PCM512x_DIGITAL_MUTE_3:
 394 +       case PCM512x_GPIO_OUTPUT_1:
 395 +       case PCM512x_GPIO_OUTPUT_2:
 396 +       case PCM512x_GPIO_OUTPUT_3:
 397 +       case PCM512x_GPIO_OUTPUT_4:
 398 +       case PCM512x_GPIO_OUTPUT_5:
 399 +       case PCM512x_GPIO_OUTPUT_6:
 400 +       case PCM512x_GPIO_CONTROL_1:
 401 +       case PCM512x_GPIO_CONTROL_2:
 402 +       case PCM512x_OVERFLOW:
 403 +       case PCM512x_RATE_DET_1:
 404 +       case PCM512x_RATE_DET_2:
 405 +       case PCM512x_RATE_DET_3:
 406 +       case PCM512x_RATE_DET_4:
 407 +       case PCM512x_ANALOG_MUTE_DET:
 408 +       case PCM512x_GPIN:
 409 +       case PCM512x_DIGITAL_MUTE_DET:
 410 +               return true;
 411 +       default:
 412 +               return false;
 413 +       }
 414 +}
 415 +
 416 +static bool pcm512x_volatile(struct device *dev, unsigned int reg)
 417 +{
 418 +       switch (reg) {
 419 +       case PCM512x_PLL_EN:
 420 +       case PCM512x_OVERFLOW:
 421 +       case PCM512x_RATE_DET_1:
 422 +       case PCM512x_RATE_DET_2:
 423 +       case PCM512x_RATE_DET_3:
 424 +       case PCM512x_RATE_DET_4:
 425 +       case PCM512x_ANALOG_MUTE_DET:
 426 +       case PCM512x_GPIN:
 427 +       case PCM512x_DIGITAL_MUTE_DET:
 428 +               return true;
 429 +       default:
 430 +               return false;
 431 +       }
 432 +}
 433 +
 434 +static const DECLARE_TLV_DB_SCALE(digital_tlv, -10350, 50, 1);
 435 +
 436 +static const char *pcm512x_dsp_program_texts[] = {
 437 +       "FIR interpolation with de-emphasis",
 438 +       "Low latency IIR with de-emphasis",
 439 +       "High attenuation with de-emphasis",
 440 +       "Ringing-less low latency FIR",
 441 +};
 442 +
 443 +static const unsigned int pcm512x_dsp_program_values[] = {
 444 +       1,
 445 +       2,
 446 +       3,
 447 +       5,
 448 +       7,
 449 +};
 450 +
 451 +static const SOC_VALUE_ENUM_SINGLE_DECL(pcm512x_dsp_program,
 452 +                                       PCM512x_DSP_PROGRAM, 0, 0x1f,
 453 +                                       pcm512x_dsp_program_texts,
 454 +                                       pcm512x_dsp_program_values);
 455 +
 456 +static const char *pcm512x_clk_missing_text[] = {
 457 +       "1s", "2s", "3s", "4s", "5s", "6s", "7s", "8s"
 458 +};
 459 +
 460 +static const struct soc_enum pcm512x_clk_missing =
 461 +       SOC_ENUM_SINGLE(PCM512x_CLKDET, 0,  7, pcm512x_clk_missing_text);
 462 +
 463 +static const char *pcm512x_autom_text[] = {
 464 +       "21ms", "106ms", "213ms", "533ms", "1.07s", "2.13s", "5.33s", "10.66s"
 465 +};
 466 +
 467 +static const struct soc_enum pcm512x_autom_l =
 468 +       SOC_ENUM_SINGLE(PCM512x_AUTO_MUTE, PCM512x_ATML_SHIFT, 7,
 469 +                       pcm512x_autom_text);
 470 +
 471 +static const struct soc_enum pcm512x_autom_r =
 472 +       SOC_ENUM_SINGLE(PCM512x_AUTO_MUTE, PCM512x_ATMR_SHIFT, 7,
 473 +                       pcm512x_autom_text);
 474 +
 475 +static const char *pcm512x_ramp_rate_text[] = {
 476 +       "1 sample/update", "2 samples/update", "4 samples/update",
 477 +       "Immediate"
 478 +};
 479 +
 480 +static const struct soc_enum pcm512x_vndf =
 481 +       SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_1, PCM512x_VNDF_SHIFT, 4,
 482 +                       pcm512x_ramp_rate_text);
 483 +
 484 +static const struct soc_enum pcm512x_vnuf =
 485 +       SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_1, PCM512x_VNUF_SHIFT, 4,
 486 +                       pcm512x_ramp_rate_text);
 487 +
 488 +static const struct soc_enum pcm512x_vedf =
 489 +       SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_2, PCM512x_VEDF_SHIFT, 4,
 490 +                       pcm512x_ramp_rate_text);
 491 +
 492 +static const char *pcm512x_ramp_step_text[] = {
 493 +       "4dB/step", "2dB/step", "1dB/step", "0.5dB/step"
 494 +};
 495 +
 496 +static const struct soc_enum pcm512x_vnds =
 497 +       SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_1, PCM512x_VNDS_SHIFT, 4,
 498 +                       pcm512x_ramp_step_text);
 499 +
 500 +static const struct soc_enum pcm512x_vnus =
 501 +       SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_1, PCM512x_VNUS_SHIFT, 4,
 502 +                       pcm512x_ramp_step_text);
 503 +
 504 +static const struct soc_enum pcm512x_veds =
 505 +       SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_2, PCM512x_VEDS_SHIFT, 4,
 506 +                       pcm512x_ramp_step_text);
 507 +
 508 +static const struct snd_kcontrol_new pcm512x_controls[] = {
 509 +SOC_DOUBLE_R_TLV("Playback Digital Volume", PCM512x_DIGITAL_VOLUME_2,
 510 +                PCM512x_DIGITAL_VOLUME_3, 0, 255, 1, digital_tlv),
 511 +SOC_DOUBLE("Playback Digital Switch", PCM512x_MUTE, PCM512x_RQML_SHIFT,
 512 +          PCM512x_RQMR_SHIFT, 1, 1),
 513 +
 514 +SOC_SINGLE("Deemphasis Switch", PCM512x_DSP, PCM512x_DEMP_SHIFT, 1, 1),
 515 +SOC_VALUE_ENUM("DSP Program", pcm512x_dsp_program),
 516 +
 517 +SOC_ENUM("Clock Missing Period", pcm512x_clk_missing),
 518 +SOC_ENUM("Auto Mute Time Left", pcm512x_autom_l),
 519 +SOC_ENUM("Auto Mute Time Right", pcm512x_autom_r),
 520 +SOC_SINGLE("Auto Mute Mono Switch", PCM512x_DIGITAL_MUTE_3,
 521 +          PCM512x_ACTL_SHIFT, 1, 0),
 522 +SOC_DOUBLE("Auto Mute Switch", PCM512x_DIGITAL_MUTE_3, PCM512x_AMLE_SHIFT,
 523 +          PCM512x_AMLR_SHIFT, 1, 0),
 524 +
 525 +SOC_ENUM("Volume Ramp Down Rate", pcm512x_vndf),
 526 +SOC_ENUM("Volume Ramp Down Step", pcm512x_vnds),
 527 +SOC_ENUM("Volume Ramp Up Rate", pcm512x_vnuf),
 528 +SOC_ENUM("Volume Ramp Up Step", pcm512x_vnus),
 529 +SOC_ENUM("Volume Ramp Down Emergency Rate", pcm512x_vedf),
 530 +SOC_ENUM("Volume Ramp Down Emergency Step", pcm512x_veds),
 531 +};
 532 +
 533 +static const struct snd_soc_dapm_widget pcm512x_dapm_widgets[] = {
 534 +SND_SOC_DAPM_DAC("DACL", NULL, SND_SOC_NOPM, 0, 0),
 535 +SND_SOC_DAPM_DAC("DACR", NULL, SND_SOC_NOPM, 0, 0),
 536 +
 537 +SND_SOC_DAPM_OUTPUT("OUTL"),
 538 +SND_SOC_DAPM_OUTPUT("OUTR"),
 539 +};
 540 +
 541 +static const struct snd_soc_dapm_route pcm512x_dapm_routes[] = {
 542 +       { "DACL", NULL, "Playback" },
 543 +       { "DACR", NULL, "Playback" },
 544 +
 545 +       { "OUTL", NULL, "DACL" },
 546 +       { "OUTR", NULL, "DACR" },
 547 +};
 548 +
 549 +static int pcm512x_set_bias_level(struct snd_soc_codec *codec,
 550 +                                 enum snd_soc_bias_level level)
 551 +{
 552 +       struct pcm512x_priv *pcm512x = dev_get_drvdata(codec->dev);
 553 +       int ret;
 554 +
 555 +       switch (level) {
 556 +       case SND_SOC_BIAS_ON:
 557 +       case SND_SOC_BIAS_PREPARE:
 558 +               break;
 559 +
 560 +       case SND_SOC_BIAS_STANDBY:
 561 +               ret = regmap_update_bits(pcm512x->regmap, PCM512x_POWER,
 562 +                                        PCM512x_RQST, 0);
 563 +               if (ret != 0) {
 564 +                       dev_err(codec->dev, "Failed to remove standby: %d\n",
 565 +                               ret);
 566 +                       return ret;
 567 +               }
 568 +               break;
 569 +
 570 +       case SND_SOC_BIAS_OFF:
 571 +               ret = regmap_update_bits(pcm512x->regmap, PCM512x_POWER,
 572 +                                        PCM512x_RQST, PCM512x_RQST);
 573 +               if (ret != 0) {
 574 +                       dev_err(codec->dev, "Failed to request standby: %d\n",
 575 +                               ret);
 576 +                       return ret;
 577 +               }
 578 +               break;
 579 +       }
 580 +
 581 +       codec->dapm.bias_level = level;
 582 +
 583 +       return 0;
 584 +}
 585 +
 586 +static struct snd_soc_dai_driver pcm512x_dai = {
 587 +       .name = "pcm512x-hifi",
 588 +       .playback = {
 589 +               .stream_name = "Playback",
 590 +               .channels_min = 2,
 591 +               .channels_max = 2,
 592 +               .rates = SNDRV_PCM_RATE_8000_192000,
 593 +               .formats = SNDRV_PCM_FMTBIT_S16_LE |
 594 +                          SNDRV_PCM_FMTBIT_S24_LE |
 595 +                          SNDRV_PCM_FMTBIT_S32_LE
 596 +       },
 597 +};
 598 +
 599 +static struct snd_soc_codec_driver pcm512x_codec_driver = {
 600 +       .set_bias_level = pcm512x_set_bias_level,
 601 +       .idle_bias_off = true,
 602 +
 603 +       .controls = pcm512x_controls,
 604 +       .num_controls = ARRAY_SIZE(pcm512x_controls),
 605 +       .dapm_widgets = pcm512x_dapm_widgets,
 606 +       .num_dapm_widgets = ARRAY_SIZE(pcm512x_dapm_widgets),
 607 +       .dapm_routes = pcm512x_dapm_routes,
 608 +       .num_dapm_routes = ARRAY_SIZE(pcm512x_dapm_routes),
 609 +};
 610 +
 611 +static const struct regmap_config pcm512x_regmap = {
 612 +       .reg_bits = 8,
 613 +       .val_bits = 8,
 614 +
 615 +       .readable_reg = pcm512x_readable,
 616 +       .volatile_reg = pcm512x_volatile,
 617 +
 618 +       .max_register = PCM512x_MAX_REGISTER,
 619 +       .reg_defaults = pcm512x_reg_defaults,
 620 +       .num_reg_defaults = ARRAY_SIZE(pcm512x_reg_defaults),
 621 +       .cache_type = REGCACHE_RBTREE,
 622 +};
 623 +
 624 +static const struct of_device_id pcm512x_of_match[] = {
 625 +       { .compatible = "ti,pcm5121", },
 626 +       { .compatible = "ti,pcm5122", },
 627 +       { }
 628 +};
 629 +MODULE_DEVICE_TABLE(of, pcm512x_of_match);
 630 +
 631 +static int pcm512x_probe(struct device *dev, struct regmap *regmap)
 632 +{
 633 +       struct pcm512x_priv *pcm512x;
 634 +       int i, ret;
 635 +
 636 +       pcm512x = devm_kzalloc(dev, sizeof(struct pcm512x_priv), GFP_KERNEL);
 637 +       if (!pcm512x)
 638 +               return -ENOMEM;
 639 +
 640 +       dev_set_drvdata(dev, pcm512x);
 641 +       pcm512x->regmap = regmap;
 642 +
 643 +       for (i = 0; i < ARRAY_SIZE(pcm512x->supplies); i++)
 644 +               pcm512x->supplies[i].supply = pcm512x_supply_names[i];
 645 +
 646 +       ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(pcm512x->supplies),
 647 +                                     pcm512x->supplies);
 648 +       if (ret != 0) {
 649 +               dev_err(dev, "Failed to get supplies: %d\n", ret);
 650 +               return ret;
 651 +       }
 652 +
 653 +       pcm512x->supply_nb[0].notifier_call = pcm512x_regulator_event_0;
 654 +       pcm512x->supply_nb[1].notifier_call = pcm512x_regulator_event_1;
 655 +       pcm512x->supply_nb[2].notifier_call = pcm512x_regulator_event_2;
 656 +
 657 +       for (i = 0; i < ARRAY_SIZE(pcm512x->supplies); i++) {
 658 +               ret = regulator_register_notifier(pcm512x->supplies[i].consumer,
 659 +                                                 &pcm512x->supply_nb[i]);
 660 +               if (ret != 0) {
 661 +                       dev_err(dev,
 662 +                               "Failed to register regulator notifier: %d\n",
 663 +                               ret);
 664 +               }
 665 +       }
 666 +
 667 +       ret = regulator_bulk_enable(ARRAY_SIZE(pcm512x->supplies),
 668 +                                   pcm512x->supplies);
 669 +       if (ret != 0) {
 670 +               dev_err(dev, "Failed to enable supplies: %d\n", ret);
 671 +               return ret;
 672 +       }
 673 +
 674 +       /* Reset the device, verifying I/O in the process for I2C */
 675 +       ret = regmap_write(regmap, PCM512x_RESET,
 676 +                          PCM512x_RSTM | PCM512x_RSTR);
 677 +       if (ret != 0) {
 678 +               dev_err(dev, "Failed to reset device: %d\n", ret);
 679 +               goto err;
 680 +       }
 681 +
 682 +       ret = regmap_write(regmap, PCM512x_RESET, 0);
 683 +       if (ret != 0) {
 684 +               dev_err(dev, "Failed to reset device: %d\n", ret);
 685 +               goto err;
 686 +       }
 687 +
 688 +       pcm512x->sclk = devm_clk_get(dev, NULL);
 689 +       if (IS_ERR(pcm512x->sclk)) {
 690 +               if (PTR_ERR(pcm512x->sclk) == -EPROBE_DEFER)
 691 +                       return -EPROBE_DEFER;
 692 +
 693 +               dev_info(dev, "No SCLK, using BCLK: %ld\n",
 694 +                        PTR_ERR(pcm512x->sclk));
 695 +
 696 +               /* Disable reporting of missing SCLK as an error */
 697 +               regmap_update_bits(regmap, PCM512x_ERROR_DETECT,
 698 +                                  PCM512x_IDCH, PCM512x_IDCH);
 699 +
 700 +               /* Switch PLL input to BCLK */
 701 +               regmap_update_bits(regmap, PCM512x_PLL_REF,
 702 +                                  PCM512x_SREF, PCM512x_SREF);
 703 +       } else {
 704 +               ret = clk_prepare_enable(pcm512x->sclk);
 705 +               if (ret != 0) {
 706 +                       dev_err(dev, "Failed to enable SCLK: %d\n", ret);
 707 +                       return ret;
 708 +               }
 709 +       }
 710 +
 711 +       /* Default to standby mode */
 712 +       ret = regmap_update_bits(pcm512x->regmap, PCM512x_POWER,
 713 +                                PCM512x_RQST, PCM512x_RQST);
 714 +       if (ret != 0) {
 715 +               dev_err(dev, "Failed to request standby: %d\n",
 716 +                       ret);
 717 +               goto err_clk;
 718 +       }
 719 +
 720 +       pm_runtime_set_active(dev);
 721 +       pm_runtime_enable(dev);
 722 +       pm_runtime_idle(dev);
 723 +
 724 +       ret = snd_soc_register_codec(dev, &pcm512x_codec_driver,
 725 +                                   &pcm512x_dai, 1);
 726 +       if (ret != 0) {
 727 +               dev_err(dev, "Failed to register CODEC: %d\n", ret);
 728 +               goto err_pm;
 729 +       }
 730 +
 731 +       dev_info(dev, "Completed initialisation - pcm512x_probe");
 732 +
 733 +       return 0;
 734 +
 735 +err_pm:
 736 +       pm_runtime_disable(dev);
 737 +err_clk:
 738 +       if (!IS_ERR(pcm512x->sclk))
 739 +               clk_disable_unprepare(pcm512x->sclk);
 740 +err:
 741 +       regulator_bulk_disable(ARRAY_SIZE(pcm512x->supplies),
 742 +                                    pcm512x->supplies);
 743 +       return ret;
 744 +}
 745 +
 746 +static void pcm512x_remove(struct device *dev)
 747 +{
 748 +       struct pcm512x_priv *pcm512x = dev_get_drvdata(dev);
 749 +
 750 +       snd_soc_unregister_codec(dev);
 751 +       pm_runtime_disable(dev);
 752 +       if (!IS_ERR(pcm512x->sclk))
 753 +               clk_disable_unprepare(pcm512x->sclk);
 754 +       regulator_bulk_disable(ARRAY_SIZE(pcm512x->supplies),
 755 +                              pcm512x->supplies);
 756 +}
 757 +
 758 +/* TODO
 759 +static int pcm512x_suspend(struct device *dev)
 760 +{
 761 +       struct pcm512x_priv *pcm512x = dev_get_drvdata(dev);
 762 +       int ret;
 763 +
 764 +       ret = regmap_update_bits(pcm512x->regmap, PCM512x_POWER,
 765 +                                PCM512x_RQPD, PCM512x_RQPD);
 766 +       if (ret != 0) {
 767 +               dev_err(dev, "Failed to request power down: %d\n", ret);
 768 +               return ret;
 769 +       }
 770 +
 771 +       ret = regulator_bulk_disable(ARRAY_SIZE(pcm512x->supplies),
 772 +                                    pcm512x->supplies);
 773 +       if (ret != 0) {
 774 +               dev_err(dev, "Failed to disable supplies: %d\n", ret);
 775 +               return ret;
 776 +       }
 777 +
 778 +       if (!IS_ERR(pcm512x->sclk))
 779 +               clk_disable_unprepare(pcm512x->sclk);
 780 +
 781 +       return 0;
 782 +}
 783 +
 784 +static int pcm512x_resume(struct device *dev)
 785 +{
 786 +       struct pcm512x_priv *pcm512x = dev_get_drvdata(dev);
 787 +       int ret;
 788 +
 789 +       if (!IS_ERR(pcm512x->sclk)) {
 790 +               ret = clk_prepare_enable(pcm512x->sclk);
 791 +               if (ret != 0) {
 792 +                       dev_err(dev, "Failed to enable SCLK: %d\n", ret);
 793 +                       return ret;
 794 +               }
 795 +       }
 796 +
 797 +       ret = regulator_bulk_enable(ARRAY_SIZE(pcm512x->supplies),
 798 +                                   pcm512x->supplies);
 799 +       if (ret != 0) {
 800 +               dev_err(dev, "Failed to enable supplies: %d\n", ret);
 801 +               return ret;
 802 +       }
 803 +
 804 +       regcache_cache_only(pcm512x->regmap, false);
 805 +       ret = regcache_sync(pcm512x->regmap);
 806 +       if (ret != 0) {
 807 +               dev_err(dev, "Failed to sync cache: %d\n", ret);
 808 +               return ret;
 809 +       }
 810 +
 811 +       ret = regmap_update_bits(pcm512x->regmap, PCM512x_POWER,
 812 +                                PCM512x_RQPD, 0);
 813 +       if (ret != 0) {
 814 +               dev_err(dev, "Failed to remove power down: %d\n", ret);
 815 +               return ret;
 816 +       }
 817 +
 818 +       return 0;
 819 +}
 820 +
 821 +// END OF PCM512x_suspend and resume calls TODO
 822 +*/
 823 +
 824 +static const struct dev_pm_ops pcm512x_pm_ops = {
 825 +       SET_RUNTIME_PM_OPS(pcm512x_suspend, pcm512x_resume, NULL)
 826 +};
 827 +
 828 +#if IS_ENABLED(CONFIG_I2C)
 829 +static int pcm512x_i2c_probe(struct i2c_client *i2c,
 830 +                            const struct i2c_device_id *id)
 831 +{
 832 +       struct regmap *regmap;
 833 +
 834 +       regmap = devm_regmap_init_i2c(i2c, &pcm512x_regmap);
 835 +       if (IS_ERR(regmap))
 836 +               return PTR_ERR(regmap);
 837 +
 838 +       return pcm512x_probe(&i2c->dev, regmap);
 839 +}
 840 +
 841 +static int pcm512x_i2c_remove(struct i2c_client *i2c)
 842 +{
 843 +       pcm512x_remove(&i2c->dev);
 844 +       return 0;
 845 +}
 846 +
 847 +static const struct i2c_device_id pcm512x_i2c_id[] = {
 848 +       { "pcm5121", },
 849 +       { "pcm5122", },
 850 +       { }
 851 +};
 852 +MODULE_DEVICE_TABLE(i2c, pcm512x_i2c_id);
 853 +
 854 +static struct i2c_driver pcm512x_i2c_driver = {
 855 +       .probe          = pcm512x_i2c_probe,
 856 +       .remove         = pcm512x_i2c_remove,
 857 +       .id_table       = pcm512x_i2c_id,
 858 +       .driver         = {
 859 +               .name   = "pcm512x",
 860 +               .owner  = THIS_MODULE,
 861 +               .of_match_table = pcm512x_of_match,
 862 +               .pm     = &pcm512x_pm_ops,
 863 +       },
 864 +};
 865 +#endif
 866 +
 867 +#if defined(CONFIG_SPI_MASTER)
 868 +static int pcm512x_spi_probe(struct spi_device *spi)
 869 +{
 870 +       struct regmap *regmap;
 871 +       int ret;
 872 +
 873 +       regmap = devm_regmap_init_spi(spi, &pcm512x_regmap);
 874 +       if (IS_ERR(regmap)) {
 875 +               ret = PTR_ERR(regmap);
 876 +               return ret;
 877 +       }
 878 +
 879 +       return pcm512x_probe(&spi->dev, regmap);
 880 +}
 881 +
 882 +static int pcm512x_spi_remove(struct spi_device *spi)
 883 +{
 884 +       pcm512x_remove(&spi->dev);
 885 +       return 0;
 886 +}
 887 +
 888 +static const struct spi_device_id pcm512x_spi_id[] = {
 889 +       { "pcm5121", },
 890 +       { "pcm5122", },
 891 +       { },
 892 +};
 893 +MODULE_DEVICE_TABLE(spi, pcm512x_spi_id);
 894 +
 895 +static struct spi_driver pcm512x_spi_driver = {
 896 +       .probe          = pcm512x_spi_probe,
 897 +       .remove         = pcm512x_spi_remove,
 898 +       .id_table       = pcm512x_spi_id,
 899 +       .driver = {
 900 +               .name   = "pcm512x",
 901 +               .owner  = THIS_MODULE,
 902 +               .of_match_table = pcm512x_of_match,
 903 +               .pm     = &pcm512x_pm_ops,
 904 +       },
 905 +};
 906 +#endif
 907 +
 908 +static int __init pcm512x_modinit(void)
 909 +{
 910 +       int ret = 0;
 911 +
 912 +#if IS_ENABLED(CONFIG_I2C)
 913 +       ret = i2c_add_driver(&pcm512x_i2c_driver);
 914 +       if (ret) {
 915 +               printk(KERN_ERR "Failed to register pcm512x I2C driver: %d\n",
 916 +                      ret);
 917 +       }
 918 +#endif
 919 +#if defined(CONFIG_SPI_MASTER)
 920 +       ret = spi_register_driver(&pcm512x_spi_driver);
 921 +       if (ret != 0) {
 922 +               printk(KERN_ERR "Failed to register pcm512x SPI driver: %d\n",
 923 +                      ret);
 924 +       }
 925 +#endif
 926 +       return ret;
 927 +}
 928 +module_init(pcm512x_modinit);
 929 +
 930 +static void __exit pcm512x_exit(void)
 931 +{
 932 +#if IS_ENABLED(CONFIG_I2C)
 933 +       i2c_del_driver(&pcm512x_i2c_driver);
 934 +#endif
 935 +#if defined(CONFIG_SPI_MASTER)
 936 +       spi_unregister_driver(&pcm512x_spi_driver);
 937 +#endif
 938 +}
 939 +module_exit(pcm512x_exit);
 940 +
 941 +MODULE_DESCRIPTION("ASoC PCM512x codec driver");
 942 +MODULE_AUTHOR("Mark Brown <broonie@linaro.org>");
 943 +MODULE_LICENSE("GPL v2");
 944 diff --git a/sound/soc/codecs/pcm512x.h b/sound/soc/codecs/pcm512x.h
 945 new file mode 100644
 946 index 0000000..b2f518e
 947 --- /dev/null
 948 +++ b/sound/soc/codecs/pcm512x.h
 949 @@ -0,0 +1,142 @@
 950 +/*
 951 + * Driver for the PCM512x CODECs
 952 + *
 953 + * Author:     Mark Brown <broonie@linaro.org>
 954 + *             Copyright 2014 Linaro Ltd
 955 + *
 956 + * This program is free software; you can redistribute it and/or
 957 + * modify it under the terms of the GNU General Public License
 958 + * version 2 as published by the Free Software Foundation.
 959 + *
 960 + * This program is distributed in the hope that it will be useful, but
 961 + * WITHOUT ANY WARRANTY; without even the implied warranty of
 962 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 963 + * General Public License for more details.
 964 + */
 965 +
 966 +#ifndef _SND_SOC_PCM512X
 967 +#define _SND_SOC_PCM512X
 968 +
 969 +#define PCM512x_PAGE_0_BASE 0
 970 +
 971 +#define PCM512x_PAGE              0
 972 +
 973 +#define PCM512x_RESET             (PCM512x_PAGE_0_BASE +   1)
 974 +#define PCM512x_POWER             (PCM512x_PAGE_0_BASE +   2)
 975 +#define PCM512x_MUTE              (PCM512x_PAGE_0_BASE +   3)
 976 +#define PCM512x_PLL_EN            (PCM512x_PAGE_0_BASE +   4)
 977 +#define PCM512x_SPI_MISO_FUNCTION (PCM512x_PAGE_0_BASE +   6)
 978 +#define PCM512x_DSP               (PCM512x_PAGE_0_BASE +   7)
 979 +#define PCM512x_GPIO_EN           (PCM512x_PAGE_0_BASE +   8)
 980 +#define PCM512x_BCLK_LRCLK_CFG    (PCM512x_PAGE_0_BASE +   9)
 981 +#define PCM512x_DSP_GPIO_INPUT    (PCM512x_PAGE_0_BASE +  10)
 982 +#define PCM512x_MASTER_MODE       (PCM512x_PAGE_0_BASE +  12)
 983 +#define PCM512x_PLL_REF           (PCM512x_PAGE_0_BASE +  13)
 984 +#define PCM512x_PLL_COEFF_0       (PCM512x_PAGE_0_BASE +  20)
 985 +#define PCM512x_PLL_COEFF_1       (PCM512x_PAGE_0_BASE +  21)
 986 +#define PCM512x_PLL_COEFF_2       (PCM512x_PAGE_0_BASE +  22)
 987 +#define PCM512x_PLL_COEFF_3       (PCM512x_PAGE_0_BASE +  23)
 988 +#define PCM512x_PLL_COEFF_4       (PCM512x_PAGE_0_BASE +  24)
 989 +#define PCM512x_DSP_CLKDIV        (PCM512x_PAGE_0_BASE +  27)
 990 +#define PCM512x_DAC_CLKDIV        (PCM512x_PAGE_0_BASE +  28)
 991 +#define PCM512x_NCP_CLKDIV        (PCM512x_PAGE_0_BASE +  29)
 992 +#define PCM512x_OSR_CLKDIV        (PCM512x_PAGE_0_BASE +  30)
 993 +#define PCM512x_MASTER_CLKDIV_1   (PCM512x_PAGE_0_BASE +  32)
 994 +#define PCM512x_MASTER_CLKDIV_2   (PCM512x_PAGE_0_BASE +  33)
 995 +#define PCM512x_FS_SPEED_MODE     (PCM512x_PAGE_0_BASE +  34)
 996 +#define PCM512x_IDAC_1            (PCM512x_PAGE_0_BASE +  35)
 997 +#define PCM512x_IDAC_2            (PCM512x_PAGE_0_BASE +  36)
 998 +#define PCM512x_ERROR_DETECT      (PCM512x_PAGE_0_BASE +  37)
 999 +#define PCM512x_I2S_1             (PCM512x_PAGE_0_BASE +  40)
1000 +#define PCM512x_I2S_2             (PCM512x_PAGE_0_BASE +  41)
1001 +#define PCM512x_DAC_ROUTING       (PCM512x_PAGE_0_BASE +  42)
1002 +#define PCM512x_DSP_PROGRAM       (PCM512x_PAGE_0_BASE +  43)
1003 +#define PCM512x_CLKDET            (PCM512x_PAGE_0_BASE +  44)
1004 +#define PCM512x_AUTO_MUTE         (PCM512x_PAGE_0_BASE +  59)
1005 +#define PCM512x_DIGITAL_VOLUME_1  (PCM512x_PAGE_0_BASE +  60)
1006 +#define PCM512x_DIGITAL_VOLUME_2  (PCM512x_PAGE_0_BASE +  61)
1007 +#define PCM512x_DIGITAL_VOLUME_3  (PCM512x_PAGE_0_BASE +  62)
1008 +#define PCM512x_DIGITAL_MUTE_1    (PCM512x_PAGE_0_BASE +  63)
1009 +#define PCM512x_DIGITAL_MUTE_2    (PCM512x_PAGE_0_BASE +  64)
1010 +#define PCM512x_DIGITAL_MUTE_3    (PCM512x_PAGE_0_BASE +  65)
1011 +#define PCM512x_GPIO_OUTPUT_1     (PCM512x_PAGE_0_BASE +  80)
1012 +#define PCM512x_GPIO_OUTPUT_2     (PCM512x_PAGE_0_BASE +  81)
1013 +#define PCM512x_GPIO_OUTPUT_3     (PCM512x_PAGE_0_BASE +  82)
1014 +#define PCM512x_GPIO_OUTPUT_4     (PCM512x_PAGE_0_BASE +  83)
1015 +#define PCM512x_GPIO_OUTPUT_5     (PCM512x_PAGE_0_BASE +  84)
1016 +#define PCM512x_GPIO_OUTPUT_6     (PCM512x_PAGE_0_BASE +  85)
1017 +#define PCM512x_GPIO_CONTROL_1    (PCM512x_PAGE_0_BASE +  86)
1018 +#define PCM512x_GPIO_CONTROL_2    (PCM512x_PAGE_0_BASE +  87)
1019 +#define PCM512x_OVERFLOW          (PCM512x_PAGE_0_BASE +  90)
1020 +#define PCM512x_RATE_DET_1        (PCM512x_PAGE_0_BASE +  91)
1021 +#define PCM512x_RATE_DET_2        (PCM512x_PAGE_0_BASE +  92)
1022 +#define PCM512x_RATE_DET_3        (PCM512x_PAGE_0_BASE +  93)
1023 +#define PCM512x_RATE_DET_4        (PCM512x_PAGE_0_BASE +  94)
1024 +#define PCM512x_ANALOG_MUTE_DET   (PCM512x_PAGE_0_BASE + 108)
1025 +#define PCM512x_GPIN              (PCM512x_PAGE_0_BASE + 119)
1026 +#define PCM512x_DIGITAL_MUTE_DET  (PCM512x_PAGE_0_BASE + 120)
1027 +
1028 +#define PCM512x_MAX_REGISTER      (PCM512x_PAGE_0_BASE + 120)
1029 +
1030 +/* Page 0, Register 1 - reset */
1031 +#define PCM512x_RSTR (1 << 0)
1032 +#define PCM512x_RSTM (1 << 4)
1033 +
1034 +/* Page 0, Register 2 - power */
1035 +#define PCM512x_RQPD       (1 << 0)
1036 +#define PCM512x_RQPD_SHIFT 0
1037 +#define PCM512x_RQST       (1 << 4)
1038 +#define PCM512x_RQST_SHIFT 4
1039 +
1040 +/* Page 0, Register 3 - mute */
1041 +#define PCM512x_RQMR_SHIFT 0
1042 +#define PCM512x_RQML_SHIFT 4
1043 +
1044 +/* Page 0, Register 4 - PLL */
1045 +#define PCM512x_PLCE       (1 << 0)
1046 +#define PCM512x_RLCE_SHIFT 0
1047 +#define PCM512x_PLCK       (1 << 4)
1048 +#define PCM512x_PLCK_SHIFT 4
1049 +
1050 +/* Page 0, Register 7 - DSP */
1051 +#define PCM512x_SDSL       (1 << 0)
1052 +#define PCM512x_SDSL_SHIFT 0
1053 +#define PCM512x_DEMP       (1 << 4)
1054 +#define PCM512x_DEMP_SHIFT 4
1055 +
1056 +/* Page 0, Register 13 - PLL reference */
1057 +#define PCM512x_SREF (1 << 4)
1058 +
1059 +/* Page 0, Register 37 - Error detection */
1060 +#define PCM512x_IPLK (1 << 0)
1061 +#define PCM512x_DCAS (1 << 1)
1062 +#define PCM512x_IDCM (1 << 2)
1063 +#define PCM512x_IDCH (1 << 3)
1064 +#define PCM512x_IDSK (1 << 4)
1065 +#define PCM512x_IDBK (1 << 5)
1066 +#define PCM512x_IDFS (1 << 6)
1067 +
1068 +/* Page 0, Register 42 - DAC routing */
1069 +#define PCM512x_AUPR_SHIFT 0
1070 +#define PCM512x_AUPL_SHIFT 4
1071 +
1072 +/* Page 0, Register 59 - auto mute */
1073 +#define PCM512x_ATMR_SHIFT 0
1074 +#define PCM512x_ATML_SHIFT 4
1075 +
1076 +/* Page 0, Register 63 - ramp rates */
1077 +#define PCM512x_VNDF_SHIFT 6
1078 +#define PCM512x_VNDS_SHIFT 4
1079 +#define PCM512x_VNUF_SHIFT 2
1080 +#define PCM512x_VNUS_SHIFT 0
1081 +
1082 +/* Page 0, Register 64 - emergency ramp rates */
1083 +#define PCM512x_VEDF_SHIFT 6
1084 +#define PCM512x_VEDS_SHIFT 4
1085 +
1086 +/* Page 0, Register 65 - Digital mute enables */
1087 +#define PCM512x_ACTL_SHIFT 2
1088 +#define PCM512x_AMLE_SHIFT 1
1089 +#define PCM512x_AMLR_SHIFT 0
1090 +
1091 +#endif
1092 --
1093 1.9.1
1094