arch/arm/mach-s3c64xx/mach-crag6410-module.c

   1 /* Speyside modules for Cragganmore - board data probing
   2  *
   3  * Copyright 2011 Wolfson Microelectronics plc
   4  *      Mark Brown <broonie@opensource.wolfsonmicro.com>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #include <linux/export.h>
  12 #include <linux/interrupt.h>
  13 #include <linux/i2c.h>
  14 #include <linux/spi/spi.h>
  15
  16 #include <linux/mfd/wm831x/irq.h>
  17 #include <linux/mfd/wm831x/gpio.h>
  18 #include <linux/mfd/wm8994/pdata.h>
  19 #include <linux/mfd/arizona/pdata.h>
  20
  21 #include <linux/regulator/machine.h>
  22
  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 <mach/crag6410.h>
  31
  32 static struct s3c64xx_spi_csinfo wm0010_spi_csinfo = {
  33         .line = S3C64XX_GPC(3),
  34 };
  35
  36 static struct spi_board_info wm1253_devs[] = {
  37         [0] = {
  38                 .modalias       = "wm0010",
  39                 .bus_num        = 0,
  40                 .chip_select    = 0,
  41                 .mode           = SPI_MODE_0,
  42                 .irq            = S3C_EINT(5),
  43                 .controller_data = &wm0010_spi_csinfo,
  44         },
  45 };
  46
  47 static struct wm5100_pdata wm5100_pdata = {
  48         .ldo_ena = S3C64XX_GPN(7),
  49         .irq_flags = IRQF_TRIGGER_HIGH,
  50         .gpio_base = CODEC_GPIO_BASE,
  51
  52         .in_mode = {
  53                 WM5100_IN_DIFF,
  54                 WM5100_IN_DIFF,
  55                 WM5100_IN_DIFF,
  56                 WM5100_IN_SE,
  57         },
  58
  59         .hp_pol = CODEC_GPIO_BASE + 3,
  60         .jack_modes = {
  61                 { WM5100_MICDET_MICBIAS3, 0, 0 },
  62                 { WM5100_MICDET_MICBIAS2, 1, 1 },
  63         },
  64
  65         .gpio_defaults = {
  66                 0,
  67                 0,
  68                 0,
  69                 0,
  70                 0x2, /* IRQ: CMOS output */
  71                 0x3, /* CLKOUT: CMOS output */
  72         },
  73 };
  74
  75 static struct wm8996_retune_mobile_config wm8996_retune[] = {
  76         {
  77                 .name = "Sub LPF",
  78                 .rate = 48000,
  79                 .regs = {
  80                         0x6318, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
  81                         0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
  82                         0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
  83                 },
  84         },
  85         {
  86                 .name = "Sub HPF",
  87                 .rate = 48000,
  88                 .regs = {
  89                         0x000A, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
  90                         0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
  91                         0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
  92                 },
  93         },
  94 };
  95
  96 static struct wm8996_pdata wm8996_pdata __initdata = {
  97         .ldo_ena = S3C64XX_GPN(7),
  98         .gpio_base = CODEC_GPIO_BASE,
  99         .micdet_def = 1,
 100         .inl_mode = WM8996_DIFFERRENTIAL_1,
 101         .inr_mode = WM8996_DIFFERRENTIAL_1,
 102
 103         .irq_flags = IRQF_TRIGGER_RISING,
 104
 105         .gpio_default = {
 106                 0x8001, /* GPIO1 == ADCLRCLK1 */
 107                 0x8001, /* GPIO2 == ADCLRCLK2, input due to CPU */
 108                 0x0141, /* GPIO3 == HP_SEL */
 109                 0x0002, /* GPIO4 == IRQ */
 110                 0x020e, /* GPIO5 == CLKOUT */
 111         },
 112
 113         .retune_mobile_cfgs = wm8996_retune,
 114         .num_retune_mobile_cfgs = ARRAY_SIZE(wm8996_retune),
 115 };
 116
 117 static struct wm8962_pdata wm8962_pdata __initdata = {
 118         .gpio_init = {
 119                 0,
 120                 WM8962_GPIO_FN_OPCLK,
 121                 WM8962_GPIO_FN_DMICCLK,
 122                 0,
 123                 0x8000 | WM8962_GPIO_FN_DMICDAT,
 124                 WM8962_GPIO_FN_IRQ,    /* Open drain mode */
 125         },
 126         .in4_dc_measure = true,
 127 };
 128
 129 static struct wm9081_pdata wm9081_pdata __initdata = {
 130         .irq_high = false,
 131         .irq_cmos = false,
 132 };
 133
 134 static const struct i2c_board_info wm1254_devs[] = {
 135         { I2C_BOARD_INFO("wm8996", 0x1a),
 136           .platform_data = &wm8996_pdata,
 137           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
 138         },
 139         { I2C_BOARD_INFO("wm9081", 0x6c),
 140           .platform_data = &wm9081_pdata, },
 141 };
 142
 143 static const struct i2c_board_info wm1255_devs[] = {
 144         { I2C_BOARD_INFO("wm5100", 0x1a),
 145           .platform_data = &wm5100_pdata,
 146           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
 147         },
 148         { I2C_BOARD_INFO("wm9081", 0x6c),
 149           .platform_data = &wm9081_pdata, },
 150 };
 151
 152 static const struct i2c_board_info wm1259_devs[] = {
 153         { I2C_BOARD_INFO("wm8962", 0x1a),
 154           .platform_data = &wm8962_pdata,
 155           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
 156         },
 157 };
 158
 159 static struct regulator_init_data wm8994_ldo1 = {
 160         .supply_regulator = "WALLVDD",
 161 };
 162
 163 static struct regulator_init_data wm8994_ldo2 = {
 164         .supply_regulator = "WALLVDD",
 165 };
 166
 167 static struct wm8994_pdata wm8994_pdata = {
 168         .gpio_base = CODEC_GPIO_BASE,
 169         .gpio_defaults = {
 170                 0x3,          /* IRQ out, active high, CMOS */
 171         },
 172         .ldo = {
 173                  { .init_data = &wm8994_ldo1, },
 174                  { .init_data = &wm8994_ldo2, },
 175         },
 176 };
 177
 178 static const struct i2c_board_info wm1277_devs[] = {
 179         { I2C_BOARD_INFO("wm8958", 0x1a),  /* WM8958 is the superset */
 180           .platform_data = &wm8994_pdata,
 181           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
 182         },
 183 };
 184
 185 static struct arizona_pdata wm5102_pdata = {
 186         .ldoena = S3C64XX_GPN(7),
 187         .gpio_base = CODEC_GPIO_BASE,
 188         .irq_active_high = true,
 189         .micd_pol_gpio = CODEC_GPIO_BASE + 4,
 190         .gpio_defaults = {
 191                 [2] = 0x10000, /* AIF3TXLRCLK */
 192                 [3] = 0x4,     /* OPCLK */
 193         },
 194 };
 195
 196 static struct s3c64xx_spi_csinfo wm5102_spi_csinfo = {
 197         .line = S3C64XX_GPN(5),
 198 };
 199
 200 static struct spi_board_info wm5102_spi_devs[] = {
 201         [0] = {
 202                 .modalias       = "wm5102",
 203                 .max_speed_hz   = 10 * 1000 * 1000,
 204                 .bus_num        = 0,
 205                 .chip_select    = 0,
 206                 .mode           = SPI_MODE_0,
 207                 .irq            = GLENFARCLAS_PMIC_IRQ_BASE +
 208                                   WM831X_IRQ_GPIO_2,
 209                 .controller_data = &wm5102_spi_csinfo,
 210                 .platform_data = &wm5102_pdata,
 211         },
 212 };
 213
 214 static const struct i2c_board_info wm6230_i2c_devs[] = {
 215         { I2C_BOARD_INFO("wm9081", 0x6c),
 216           .platform_data = &wm9081_pdata, },
 217 };
 218
 219 static __devinitdata const struct {
 220         u8 id;
 221         const char *name;
 222         const struct i2c_board_info *i2c_devs;
 223         int num_i2c_devs;
 224         const struct spi_board_info *spi_devs;
 225         int num_spi_devs;
 226 } gf_mods[] = {
 227         { .id = 0x01, .name = "1250-EV1 Springbank" },
 228         { .id = 0x02, .name = "1251-EV1 Jura" },
 229         { .id = 0x03, .name = "1252-EV1 Glenlivet" },
 230         { .id = 0x11, .name = "6249-EV2 Glenfarclas", },
 231         { .id = 0x14, .name = "6271-EV1 Lochnagar" },
 232         { .id = 0x15, .name = "6320-EV1 Bells",
 233           .i2c_devs = wm6230_i2c_devs,
 234           .num_i2c_devs = ARRAY_SIZE(wm6230_i2c_devs) },
 235         { .id = 0x21, .name = "1275-EV1 Mortlach" },
 236         { .id = 0x25, .name = "1274-EV1 Glencadam" },
 237         { .id = 0x31, .name = "1253-EV1 Tomatin",
 238           .spi_devs = wm1253_devs, .num_spi_devs = ARRAY_SIZE(wm1253_devs) },
 239         { .id = 0x32, .name = "XXXX-EV1 Caol Illa" },
 240         { .id = 0x33, .name = "XXXX-EV1 Oban" },
 241         { .id = 0x34, .name = "WM0010-6320-CS42 Balblair" },
 242         { .id = 0x39, .name = "1254-EV1 Dallas Dhu",
 243           .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs) },
 244         { .id = 0x3a, .name = "1259-EV1 Tobermory",
 245           .i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) },
 246         { .id = 0x3b, .name = "1255-EV1 Kilchoman",
 247           .i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs) },
 248         { .id = 0x3c, .name = "1273-EV1 Longmorn" },
 249         { .id = 0x3d, .name = "1277-EV1 Littlemill",
 250           .i2c_devs = wm1277_devs, .num_i2c_devs = ARRAY_SIZE(wm1277_devs) },
 251         { .id = 0x3e, .name = "WM5102-6271-EV1-CS127 Amrut",
 252           .spi_devs = wm5102_spi_devs,
 253           .num_spi_devs = ARRAY_SIZE(wm5102_spi_devs) },
 254 };
 255
 256 static __devinit int wlf_gf_module_probe(struct i2c_client *i2c,
 257                                          const struct i2c_device_id *i2c_id)
 258 {
 259         int ret, i, j, id, rev;
 260
 261         ret = i2c_smbus_read_byte_data(i2c, 0);
 262         if (ret < 0) {
 263                 dev_err(&i2c->dev, "Failed to read ID: %d\n", ret);
 264                 return ret;
 265         }
 266
 267         id = (ret & 0xfe) >> 2;
 268         rev = ret & 0x3;
 269         for (i = 0; i < ARRAY_SIZE(gf_mods); i++)
 270                 if (id == gf_mods[i].id)
 271                         break;
 272
 273         if (i < ARRAY_SIZE(gf_mods)) {
 274                 dev_info(&i2c->dev, "%s revision %d\n",
 275                          gf_mods[i].name, rev + 1);
 276
 277                 for (j = 0; j < gf_mods[i].num_i2c_devs; j++) {
 278                         if (!i2c_new_device(i2c->adapter,
 279                                             &(gf_mods[i].i2c_devs[j])))
 280                                 dev_err(&i2c->dev,
 281                                         "Failed to register dev: %d\n", ret);
 282                 }
 283
 284                 spi_register_board_info(gf_mods[i].spi_devs,
 285                                         gf_mods[i].num_spi_devs);
 286         } else {
 287                 dev_warn(&i2c->dev, "Unknown module ID 0x%x revision %d\n",
 288                          id, rev + 1);
 289         }
 290
 291         return 0;
 292 }
 293
 294 static const struct i2c_device_id wlf_gf_module_id[] = {
 295         { "wlf-gf-module", 0 },
 296         { }
 297 };
 298
 299 static struct i2c_driver wlf_gf_module_driver = {
 300         .driver = {
 301                 .name = "wlf-gf-module",
 302                 .owner = THIS_MODULE,
 303         },
 304         .probe = wlf_gf_module_probe,
 305         .id_table = wlf_gf_module_id,
 306 };
 307
 308 static int __init wlf_gf_module_register(void)
 309 {
 310         return i2c_add_driver(&wlf_gf_module_driver);
 311 }
 312 module_init(wlf_gf_module_register);