arch/arm/mach-s3c/mach-crag6410-module.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 //
   3 // Speyside modules for Cragganmore - board data probing
   4 //
   5 // Copyright 2011 Wolfson Microelectronics plc
   6 //      Mark Brown <broonie@opensource.wolfsonmicro.com>
   7
   8 #include <linux/export.h>
   9 #include <linux/interrupt.h>
  10 #include <linux/i2c.h>
  11 #include <linux/spi/spi.h>
  12 #include <linux/gpio/machine.h>
  13
  14 #include <linux/mfd/wm831x/irq.h>
  15 #include <linux/mfd/wm831x/gpio.h>
  16 #include <linux/mfd/wm8994/pdata.h>
  17 #include <linux/mfd/arizona/pdata.h>
  18
  19 #include <linux/regulator/machine.h>
  20
  21 #include <sound/wm0010.h>
  22 #include <sound/wm2200.h>
  23 #include <sound/wm5100.h>
  24 #include <sound/wm8996.h>
  25 #include <sound/wm8962.h>
  26 #include <sound/wm9081.h>
  27
  28 #include <linux/platform_data/spi-s3c64xx.h>
  29
  30 #include "cpu.h"
  31 #include "irqs.h"
  32
  33 #include "crag6410.h"
  34
  35 static struct gpiod_lookup_table wm0010_gpiod_table = {
  36         .dev_id = "spi0.0", /* SPI device name */
  37         .table = {
  38                 /* Active high for Glenfarclas Rev 2 */
  39                 GPIO_LOOKUP("GPION", 6,
  40                             "reset", GPIO_ACTIVE_HIGH),
  41                 { },
  42         },
  43 };
  44
  45 static struct wm0010_pdata wm0010_pdata = {
  46         /* Intentionally left blank */
  47 };
  48
  49 static struct spi_board_info wm1253_devs[] = {
  50         [0] = {
  51                 .modalias       = "wm0010",
  52                 .max_speed_hz   = 26 * 1000 * 1000,
  53                 .bus_num        = 0,
  54                 .chip_select    = 0,
  55                 .mode           = SPI_MODE_0,
  56                 .irq            = S3C_EINT(4),
  57                 .platform_data = &wm0010_pdata,
  58         },
  59 };
  60
  61 static struct spi_board_info balblair_devs[] = {
  62         [0] = {
  63                 .modalias       = "wm0010",
  64                 .max_speed_hz   = 26 * 1000 * 1000,
  65                 .bus_num        = 0,
  66                 .chip_select    = 0,
  67                 .mode           = SPI_MODE_0,
  68                 .irq            = S3C_EINT(4),
  69                 .platform_data = &wm0010_pdata,
  70         },
  71 };
  72
  73 static struct gpiod_lookup_table wm5100_gpiod_table = {
  74         .dev_id = "1-001a", /* Device 001a on I2C bus 1 */
  75         .table = {
  76                 GPIO_LOOKUP("GPION", 7,
  77                             "wlf,ldo1ena", GPIO_ACTIVE_HIGH),
  78                 GPIO_LOOKUP("wm5100", 3,
  79                             "hp-pol", GPIO_ACTIVE_HIGH),
  80                 { },
  81         },
  82 };
  83
  84 static struct wm5100_pdata wm5100_pdata = {
  85         .irq_flags = IRQF_TRIGGER_HIGH,
  86
  87         .in_mode = {
  88                 WM5100_IN_DIFF,
  89                 WM5100_IN_DIFF,
  90                 WM5100_IN_DIFF,
  91                 WM5100_IN_SE,
  92         },
  93
  94         .jack_modes = {
  95                 { WM5100_MICDET_MICBIAS3, 0, 0 },
  96                 { WM5100_MICDET_MICBIAS2, 1, 1 },
  97         },
  98
  99         .gpio_defaults = {
 100                 0,
 101                 0,
 102                 0,
 103                 0,
 104                 0x2, /* IRQ: CMOS output */
 105                 0x3, /* CLKOUT: CMOS output */
 106         },
 107 };
 108
 109 static struct wm8996_retune_mobile_config wm8996_retune[] = {
 110         {
 111                 .name = "Sub LPF",
 112                 .rate = 48000,
 113                 .regs = {
 114                         0x6318, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
 115                         0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
 116                         0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
 117                 },
 118         },
 119         {
 120                 .name = "Sub HPF",
 121                 .rate = 48000,
 122                 .regs = {
 123                         0x000A, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
 124                         0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
 125                         0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
 126                 },
 127         },
 128 };
 129
 130 static struct gpiod_lookup_table wm8996_gpiod_table = {
 131         .dev_id = "1-001a", /* Device 001a on I2C bus 1 */
 132         .table = {
 133                 GPIO_LOOKUP("GPION", 7,
 134                             "wlf,ldo1ena", GPIO_ACTIVE_HIGH),
 135                 { },
 136         },
 137 };
 138
 139 static struct wm8996_pdata wm8996_pdata __initdata = {
 140         .micdet_def = 1,
 141         .inl_mode = WM8996_DIFFERRENTIAL_1,
 142         .inr_mode = WM8996_DIFFERRENTIAL_1,
 143
 144         .irq_flags = IRQF_TRIGGER_RISING,
 145
 146         .gpio_default = {
 147                 0x8001, /* GPIO1 == ADCLRCLK1 */
 148                 0x8001, /* GPIO2 == ADCLRCLK2, input due to CPU */
 149                 0x0141, /* GPIO3 == HP_SEL */
 150                 0x0002, /* GPIO4 == IRQ */
 151                 0x020e, /* GPIO5 == CLKOUT */
 152         },
 153
 154         .retune_mobile_cfgs = wm8996_retune,
 155         .num_retune_mobile_cfgs = ARRAY_SIZE(wm8996_retune),
 156 };
 157
 158 static struct wm8962_pdata wm8962_pdata __initdata = {
 159         .gpio_init = {
 160                 0,
 161                 WM8962_GPIO_FN_OPCLK,
 162                 WM8962_GPIO_FN_DMICCLK,
 163                 0,
 164                 0x8000 | WM8962_GPIO_FN_DMICDAT,
 165                 WM8962_GPIO_FN_IRQ,    /* Open drain mode */
 166         },
 167         .in4_dc_measure = true,
 168 };
 169
 170 static struct wm9081_pdata wm9081_pdata __initdata = {
 171         .irq_high = false,
 172         .irq_cmos = false,
 173 };
 174
 175 static const struct i2c_board_info wm1254_devs[] = {
 176         { I2C_BOARD_INFO("wm8996", 0x1a),
 177           .platform_data = &wm8996_pdata,
 178           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
 179         },
 180         { I2C_BOARD_INFO("wm9081", 0x6c),
 181           .platform_data = &wm9081_pdata, },
 182 };
 183
 184 static const struct i2c_board_info wm1255_devs[] = {
 185         { I2C_BOARD_INFO("wm5100", 0x1a),
 186           .platform_data = &wm5100_pdata,
 187           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
 188         },
 189         { I2C_BOARD_INFO("wm9081", 0x6c),
 190           .platform_data = &wm9081_pdata, },
 191 };
 192
 193 static const struct i2c_board_info wm1259_devs[] = {
 194         { I2C_BOARD_INFO("wm8962", 0x1a),
 195           .platform_data = &wm8962_pdata,
 196           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
 197         },
 198 };
 199
 200 static struct regulator_init_data wm8994_ldo1 = {
 201         .supply_regulator = "WALLVDD",
 202 };
 203
 204 static struct regulator_init_data wm8994_ldo2 = {
 205         .supply_regulator = "WALLVDD",
 206 };
 207
 208 static struct wm8994_pdata wm8994_pdata = {
 209         .gpio_base = CODEC_GPIO_BASE,
 210         .micb2_delay = 150,
 211         .gpio_defaults = {
 212                 0x3,          /* IRQ out, active high, CMOS */
 213         },
 214         .ldo = {
 215                  { .init_data = &wm8994_ldo1, },
 216                  { .init_data = &wm8994_ldo2, },
 217         },
 218 };
 219
 220 static const struct i2c_board_info wm1277_devs[] = {
 221         { I2C_BOARD_INFO("wm8958", 0x1a),  /* WM8958 is the superset */
 222           .platform_data = &wm8994_pdata,
 223           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
 224           .dev_name = "wm8958",
 225         },
 226 };
 227
 228 static struct gpiod_lookup_table wm8994_gpiod_table = {
 229         .dev_id = "i2c-wm8958", /* I2C device name */
 230         .table = {
 231                 GPIO_LOOKUP("GPION", 6,
 232                             "wlf,ldo1ena", GPIO_ACTIVE_HIGH),
 233                 GPIO_LOOKUP("GPION", 4,
 234                             "wlf,ldo2ena", GPIO_ACTIVE_HIGH),
 235                 { },
 236         },
 237 };
 238
 239 static struct arizona_pdata wm5102_reva_pdata = {
 240         .gpio_base = CODEC_GPIO_BASE,
 241         .irq_flags = IRQF_TRIGGER_HIGH,
 242         .micd_pol_gpio = CODEC_GPIO_BASE + 4,
 243         .micd_rate = 6,
 244         .gpio_defaults = {
 245                 [2] = 0x10000, /* AIF3TXLRCLK */
 246                 [3] = 0x4,     /* OPCLK */
 247         },
 248 };
 249
 250 static struct spi_board_info wm5102_reva_spi_devs[] = {
 251         [0] = {
 252                 .modalias       = "wm5102",
 253                 .max_speed_hz   = 10 * 1000 * 1000,
 254                 .bus_num        = 0,
 255                 .chip_select    = 1,
 256                 .mode           = SPI_MODE_0,
 257                 .irq            = GLENFARCLAS_PMIC_IRQ_BASE +
 258                                   WM831X_IRQ_GPIO_2,
 259                 .platform_data = &wm5102_reva_pdata,
 260         },
 261 };
 262
 263 static struct gpiod_lookup_table wm5102_reva_gpiod_table = {
 264         .dev_id = "spi0.1", /* SPI device name */
 265         .table = {
 266                 GPIO_LOOKUP("GPION", 7,
 267                             "wlf,ldoena", GPIO_ACTIVE_HIGH),
 268                 { },
 269         },
 270 };
 271
 272 static struct arizona_pdata wm5102_pdata = {
 273         .gpio_base = CODEC_GPIO_BASE,
 274         .irq_flags = IRQF_TRIGGER_HIGH,
 275         .micd_pol_gpio = CODEC_GPIO_BASE + 2,
 276         .gpio_defaults = {
 277                 [2] = 0x10000, /* AIF3TXLRCLK */
 278                 [3] = 0x4,     /* OPCLK */
 279         },
 280 };
 281
 282 static struct spi_board_info wm5102_spi_devs[] = {
 283         [0] = {
 284                 .modalias       = "wm5102",
 285                 .max_speed_hz   = 10 * 1000 * 1000,
 286                 .bus_num        = 0,
 287                 .chip_select    = 1,
 288                 .mode           = SPI_MODE_0,
 289                 .irq            = GLENFARCLAS_PMIC_IRQ_BASE +
 290                                   WM831X_IRQ_GPIO_2,
 291                 .platform_data = &wm5102_pdata,
 292         },
 293 };
 294
 295 static struct gpiod_lookup_table wm5102_gpiod_table = {
 296         .dev_id = "spi0.1", /* SPI device name */
 297         .table = {
 298                 GPIO_LOOKUP("GPION", 7,
 299                             "wlf,ldo1ena", GPIO_ACTIVE_HIGH),
 300                 { },
 301         },
 302 };
 303
 304 static struct spi_board_info wm5110_spi_devs[] = {
 305         [0] = {
 306                 .modalias       = "wm5110",
 307                 .max_speed_hz   = 10 * 1000 * 1000,
 308                 .bus_num        = 0,
 309                 .chip_select    = 1,
 310                 .mode           = SPI_MODE_0,
 311                 .irq            = GLENFARCLAS_PMIC_IRQ_BASE +
 312                                   WM831X_IRQ_GPIO_2,
 313                 .platform_data = &wm5102_reva_pdata,
 314         },
 315 };
 316
 317 static const struct i2c_board_info wm6230_i2c_devs[] = {
 318         { I2C_BOARD_INFO("wm9081", 0x6c),
 319           .platform_data = &wm9081_pdata, },
 320 };
 321
 322 static struct wm2200_pdata wm2200_pdata = {
 323         .gpio_defaults = {
 324                 [2] = 0x0005,  /* GPIO3 24.576MHz output clock */
 325         },
 326 };
 327
 328 static struct gpiod_lookup_table wm2200_gpiod_table = {
 329         .dev_id = "1-003a", /* Device 003a on I2C bus 1 */
 330         .table = {
 331                 GPIO_LOOKUP("GPION", 7,
 332                             "wlf,ldo1ena", GPIO_ACTIVE_HIGH),
 333                 { },
 334         },
 335 };
 336
 337 static const struct i2c_board_info wm2200_i2c[] = {
 338         { I2C_BOARD_INFO("wm2200", 0x3a),
 339           .platform_data = &wm2200_pdata, },
 340 };
 341
 342 static const struct {
 343         u8 id;
 344         u8 rev;
 345         const char *name;
 346         const struct i2c_board_info *i2c_devs;
 347         int num_i2c_devs;
 348         const struct spi_board_info *spi_devs;
 349         int num_spi_devs;
 350
 351         struct gpiod_lookup_table *gpiod_table;
 352 } gf_mods[] = {
 353         { .id = 0x01, .rev = 0xff, .name = "1250-EV1 Springbank" },
 354         { .id = 0x02, .rev = 0xff, .name = "1251-EV1 Jura" },
 355         { .id = 0x03, .rev = 0xff, .name = "1252-EV1 Glenlivet" },
 356         { .id = 0x06, .rev = 0xff, .name = "WM8997-6721-CS96-EV1 Lapraoig" },
 357         { .id = 0x07, .rev = 0xff, .name = "WM5110-6271 Deanston",
 358           .spi_devs = wm5110_spi_devs,
 359           .num_spi_devs = ARRAY_SIZE(wm5110_spi_devs) },
 360         { .id = 0x08, .rev = 0xff, .name = "WM8903-6102 Tamdhu" },
 361         { .id = 0x09, .rev = 0xff, .name = "WM1811A-6305 Adelphi" },
 362         { .id = 0x0a, .rev = 0xff, .name = "WM8996-6272 Blackadder" },
 363         { .id = 0x0b, .rev = 0xff, .name = "WM8994-6235 Benromach" },
 364         { .id = 0x11, .rev = 0xff, .name = "6249-EV2 Glenfarclas", },
 365         { .id = 0x14, .rev = 0xff, .name = "6271-EV1 Lochnagar" },
 366         { .id = 0x15, .rev = 0xff, .name = "6320-EV1 Bells",
 367           .i2c_devs = wm6230_i2c_devs,
 368           .num_i2c_devs = ARRAY_SIZE(wm6230_i2c_devs) },
 369         { .id = 0x21, .rev = 0xff, .name = "1275-EV1 Mortlach" },
 370         { .id = 0x25, .rev = 0xff, .name = "1274-EV1 Glencadam" },
 371         { .id = 0x31, .rev = 0xff, .name = "1253-EV1 Tomatin",
 372           .spi_devs = wm1253_devs, .num_spi_devs = ARRAY_SIZE(wm1253_devs),
 373           .gpiod_table = &wm0010_gpiod_table },
 374         { .id = 0x32, .rev = 0xff, .name = "XXXX-EV1 Caol Illa" },
 375         { .id = 0x33, .rev = 0xff, .name = "XXXX-EV1 Oban" },
 376         { .id = 0x34, .rev = 0xff, .name = "WM0010-6320-CS42 Balblair",
 377           .spi_devs = balblair_devs,
 378           .num_spi_devs = ARRAY_SIZE(balblair_devs) },
 379         { .id = 0x39, .rev = 0xff, .name = "1254-EV1 Dallas Dhu",
 380           .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs),
 381           .gpiod_table = &wm8996_gpiod_table },
 382         { .id = 0x3a, .rev = 0xff, .name = "1259-EV1 Tobermory",
 383           .i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) },
 384         { .id = 0x3b, .rev = 0xff, .name = "1255-EV1 Kilchoman",
 385           .i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs),
 386           .gpiod_table = &wm5100_gpiod_table },
 387         { .id = 0x3c, .rev = 0xff, .name = "1273-EV1 Longmorn" },
 388         { .id = 0x3d, .rev = 0xff, .name = "1277-EV1 Littlemill",
 389           .i2c_devs = wm1277_devs, .num_i2c_devs = ARRAY_SIZE(wm1277_devs),
 390           .gpiod_table = &wm8994_gpiod_table },
 391         { .id = 0x3e, .rev = 0, .name = "WM5102-6271-EV1-CS127 Amrut",
 392           .spi_devs = wm5102_reva_spi_devs,
 393           .num_spi_devs = ARRAY_SIZE(wm5102_reva_spi_devs),
 394           .gpiod_table = &wm5102_reva_gpiod_table },
 395         { .id = 0x3e, .rev = -1, .name = "WM5102-6271-EV1-CS127 Amrut",
 396           .spi_devs = wm5102_spi_devs,
 397           .num_spi_devs = ARRAY_SIZE(wm5102_spi_devs),
 398           .gpiod_table = &wm5102_gpiod_table },
 399         { .id = 0x3f, .rev = -1, .name = "WM2200-6271-CS90-M-REV1",
 400           .i2c_devs = wm2200_i2c, .num_i2c_devs = ARRAY_SIZE(wm2200_i2c),
 401           .gpiod_table = &wm2200_gpiod_table },
 402 };
 403
 404 static int wlf_gf_module_probe(struct i2c_client *i2c)
 405 {
 406         int ret, i, j, id, rev;
 407
 408         ret = i2c_smbus_read_byte_data(i2c, 0);
 409         if (ret < 0) {
 410                 dev_err(&i2c->dev, "Failed to read ID: %d\n", ret);
 411                 return ret;
 412         }
 413
 414         id = (ret & 0xfe) >> 2;
 415         rev = ret & 0x3;
 416         for (i = 0; i < ARRAY_SIZE(gf_mods); i++)
 417                 if (id == gf_mods[i].id && (gf_mods[i].rev == 0xff ||
 418                                             rev == gf_mods[i].rev))
 419                         break;
 420
 421         gpiod_add_lookup_table(&wm5102_reva_gpiod_table);
 422         gpiod_add_lookup_table(&wm5102_gpiod_table);
 423         gpiod_add_lookup_table(&wm8994_gpiod_table);
 424
 425         if (i < ARRAY_SIZE(gf_mods)) {
 426                 dev_info(&i2c->dev, "%s revision %d\n",
 427                          gf_mods[i].name, rev + 1);
 428
 429                 for (j = 0; j < gf_mods[i].num_i2c_devs; j++) {
 430                         if (IS_ERR(i2c_new_client_device(i2c->adapter,
 431                                                          &(gf_mods[i].i2c_devs[j]))))
 432                                 dev_err(&i2c->dev, "Failed to register\n");
 433                 }
 434
 435                 spi_register_board_info(gf_mods[i].spi_devs,
 436                                         gf_mods[i].num_spi_devs);
 437
 438                 if (gf_mods[i].gpiod_table)
 439                         gpiod_add_lookup_table(gf_mods[i].gpiod_table);
 440         } else {
 441                 dev_warn(&i2c->dev, "Unknown module ID 0x%x revision %d\n",
 442                          id, rev + 1);
 443         }
 444
 445         return 0;
 446 }
 447
 448 static const struct i2c_device_id wlf_gf_module_id[] = {
 449         { "wlf-gf-module" },
 450         { }
 451 };
 452
 453 static struct i2c_driver wlf_gf_module_driver = {
 454         .driver = {
 455                 .name = "wlf-gf-module"
 456         },
 457         .probe = wlf_gf_module_probe,
 458         .id_table = wlf_gf_module_id,
 459 };
 460
 461 static int __init wlf_gf_module_register(void)
 462 {
 463         if (!soc_is_s3c64xx())
 464                 return 0;
 465
 466         return i2c_add_driver(&wlf_gf_module_driver);
 467 }
 468 device_initcall(wlf_gf_module_register);