Pileus Git - ~andy/linux/blob - 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/module.h>
  12 #include <linux/interrupt.h>
  13 #include <linux/i2c.h>
  14
  15 #include <linux/mfd/wm831x/irq.h>
  16 #include <linux/mfd/wm831x/gpio.h>
  17
  18 #include <sound/wm5100.h>
  19 #include <sound/wm8996.h>
  20 #include <sound/wm8962.h>
  21 #include <sound/wm9081.h>
  22
  23 #include <mach/crag6410.h>
  24
  25 static struct wm5100_pdata wm5100_pdata = {
  26         .ldo_ena = S3C64XX_GPN(7),
  27         .irq_flags = IRQF_TRIGGER_HIGH,
  28         .gpio_base = CODEC_GPIO_BASE,
  29
  30         .in_mode = {
  31                 WM5100_IN_DIFF,
  32                 WM5100_IN_DIFF,
  33                 WM5100_IN_DIFF,
  34                 WM5100_IN_SE,
  35         },
  36
  37         .hp_pol = CODEC_GPIO_BASE + 3,
  38         .jack_modes = {
  39                 { WM5100_MICDET_MICBIAS3, 0, 0 },
  40                 { WM5100_MICDET_MICBIAS2, 1, 1 },
  41         },
  42
  43         .gpio_defaults = {
  44                 0,
  45                 0,
  46                 0,
  47                 0,
  48                 0x2, /* IRQ: CMOS output */
  49                 0x3, /* CLKOUT: CMOS output */
  50         },
  51 };
  52
  53 static struct wm8996_retune_mobile_config wm8996_retune[] = {
  54         {
  55                 .name = "Sub LPF",
  56                 .rate = 48000,
  57                 .regs = {
  58                         0x6318, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
  59                         0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
  60                         0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
  61                 },
  62         },
  63         {
  64                 .name = "Sub HPF",
  65                 .rate = 48000,
  66                 .regs = {
  67                         0x000A, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
  68                         0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
  69                         0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
  70                 },
  71         },
  72 };
  73
  74 static struct wm8996_pdata wm8996_pdata __initdata = {
  75         .ldo_ena = S3C64XX_GPN(7),
  76         .gpio_base = CODEC_GPIO_BASE,
  77         .micdet_def = 1,
  78         .inl_mode = WM8996_DIFFERRENTIAL_1,
  79         .inr_mode = WM8996_DIFFERRENTIAL_1,
  80
  81         .irq_flags = IRQF_TRIGGER_RISING,
  82
  83         .gpio_default = {
  84                 0x8001, /* GPIO1 == ADCLRCLK1 */
  85                 0x8001, /* GPIO2 == ADCLRCLK2, input due to CPU */
  86                 0x0141, /* GPIO3 == HP_SEL */
  87                 0x0002, /* GPIO4 == IRQ */
  88                 0x020e, /* GPIO5 == CLKOUT */
  89         },
  90
  91         .retune_mobile_cfgs = wm8996_retune,
  92         .num_retune_mobile_cfgs = ARRAY_SIZE(wm8996_retune),
  93 };
  94
  95 static struct wm8962_pdata wm8962_pdata __initdata = {
  96         .gpio_init = {
  97                 0,
  98                 WM8962_GPIO_FN_OPCLK,
  99                 WM8962_GPIO_FN_DMICCLK,
 100                 0,
 101                 0x8000 | WM8962_GPIO_FN_DMICDAT,
 102                 WM8962_GPIO_FN_IRQ,    /* Open drain mode */
 103         },
 104 };
 105
 106 static struct wm9081_pdata wm9081_pdata __initdata = {
 107         .irq_high = false,
 108         .irq_cmos = false,
 109 };
 110
 111 static const struct i2c_board_info wm1254_devs[] = {
 112         { I2C_BOARD_INFO("wm8996", 0x1a),
 113           .platform_data = &wm8996_pdata,
 114           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
 115         },
 116         { I2C_BOARD_INFO("wm9081", 0x6c),
 117           .platform_data = &wm9081_pdata, },
 118 };
 119
 120 static const struct i2c_board_info wm1255_devs[] = {
 121         { I2C_BOARD_INFO("wm5100", 0x1a),
 122           .platform_data = &wm5100_pdata,
 123           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
 124         },
 125         { I2C_BOARD_INFO("wm9081", 0x6c),
 126           .platform_data = &wm9081_pdata, },
 127 };
 128
 129 static const struct i2c_board_info wm1259_devs[] = {
 130         { I2C_BOARD_INFO("wm8962", 0x1a),
 131           .platform_data = &wm8962_pdata,
 132           .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
 133         },
 134 };
 135
 136
 137 static __devinitdata const struct {
 138         u8 id;
 139         const char *name;
 140         const struct i2c_board_info *i2c_devs;
 141         int num_i2c_devs;
 142 } gf_mods[] = {
 143         { .id = 0x01, .name = "1250-EV1 Springbank" },
 144         { .id = 0x02, .name = "1251-EV1 Jura" },
 145         { .id = 0x03, .name = "1252-EV1 Glenlivet" },
 146         { .id = 0x11, .name = "6249-EV2 Glenfarclas", },
 147         { .id = 0x21, .name = "1275-EV1 Mortlach" },
 148         { .id = 0x25, .name = "1274-EV1 Glencadam" },
 149         { .id = 0x31, .name = "1253-EV1 Tomatin", },
 150         { .id = 0x39, .name = "1254-EV1 Dallas Dhu",
 151           .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs) },
 152         { .id = 0x3a, .name = "1259-EV1 Tobermory",
 153           .i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) },
 154         { .id = 0x3b, .name = "1255-EV1 Kilchoman",
 155           .i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs) },
 156         { .id = 0x3c, .name = "1273-EV1 Longmorn" },
 157 };
 158
 159 static __devinit int wlf_gf_module_probe(struct i2c_client *i2c,
 160                                          const struct i2c_device_id *i2c_id)
 161 {
 162         int ret, i, j, id, rev;
 163
 164         ret = i2c_smbus_read_byte_data(i2c, 0);
 165         if (ret < 0) {
 166                 dev_err(&i2c->dev, "Failed to read ID: %d\n", ret);
 167                 return ret;
 168         }
 169
 170         id = (ret & 0xfe) >> 2;
 171         rev = ret & 0x3;
 172         for (i = 0; i < ARRAY_SIZE(gf_mods); i++)
 173                 if (id == gf_mods[i].id)
 174                         break;
 175
 176         if (i < ARRAY_SIZE(gf_mods)) {
 177                 dev_info(&i2c->dev, "%s revision %d\n",
 178                          gf_mods[i].name, rev + 1);
 179                 for (j = 0; j < gf_mods[i].num_i2c_devs; j++) {
 180                         if (!i2c_new_device(i2c->adapter,
 181                                             &(gf_mods[i].i2c_devs[j])))
 182                                 dev_err(&i2c->dev,
 183                                         "Failed to register dev: %d\n", ret);
 184                 }
 185         } else {
 186                 dev_warn(&i2c->dev, "Unknown module ID 0x%x revision %d\n",
 187                          id, rev + 1);
 188         }
 189
 190         return 0;
 191 }
 192
 193 static const struct i2c_device_id wlf_gf_module_id[] = {
 194         { "wlf-gf-module", 0 },
 195         { }
 196 };
 197
 198 static struct i2c_driver wlf_gf_module_driver = {
 199         .driver = {
 200                 .name = "wlf-gf-module",
 201                 .owner = THIS_MODULE,
 202         },
 203         .probe = wlf_gf_module_probe,
 204         .id_table = wlf_gf_module_id,
 205 };
 206
 207 static int __init wlf_gf_module_register(void)
 208 {
 209         return i2c_add_driver(&wlf_gf_module_driver);
 210 }
 211 module_init(wlf_gf_module_register);