arch/arm/mach-omap2/board-zoom-peripherals.c

   1 /*
   2  * Copyright (C) 2009 Texas Instruments Inc.
   3  *
   4  * Modified from mach-omap2/board-zoom2.c
   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/kernel.h>
  12 #include <linux/init.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/input.h>
  15 #include <linux/input/matrix_keypad.h>
  16 #include <linux/gpio.h>
  17 #include <linux/i2c/twl.h>
  18 #include <linux/regulator/machine.h>
  19 #include <linux/regulator/fixed.h>
  20 #include <linux/wl12xx.h>
  21 #include <linux/mmc/host.h>
  22
  23 #include <asm/mach-types.h>
  24 #include <asm/mach/arch.h>
  25 #include <asm/mach/map.h>
  26
  27 #include <plat/common.h>
  28 #include <plat/usb.h>
  29
  30 #include <mach/board-zoom.h>
  31
  32 #include "mux.h"
  33 #include "hsmmc.h"
  34
  35 #define OMAP_ZOOM_WLAN_PMENA_GPIO       (101)
  36 #define OMAP_ZOOM_WLAN_IRQ_GPIO         (162)
  37
  38 /* Zoom2 has Qwerty keyboard*/
  39 static uint32_t board_keymap[] = {
  40         KEY(0, 0, KEY_E),
  41         KEY(0, 1, KEY_R),
  42         KEY(0, 2, KEY_T),
  43         KEY(0, 3, KEY_HOME),
  44         KEY(0, 6, KEY_I),
  45         KEY(0, 7, KEY_LEFTSHIFT),
  46         KEY(1, 0, KEY_D),
  47         KEY(1, 1, KEY_F),
  48         KEY(1, 2, KEY_G),
  49         KEY(1, 3, KEY_SEND),
  50         KEY(1, 6, KEY_K),
  51         KEY(1, 7, KEY_ENTER),
  52         KEY(2, 0, KEY_X),
  53         KEY(2, 1, KEY_C),
  54         KEY(2, 2, KEY_V),
  55         KEY(2, 3, KEY_END),
  56         KEY(2, 6, KEY_DOT),
  57         KEY(2, 7, KEY_CAPSLOCK),
  58         KEY(3, 0, KEY_Z),
  59         KEY(3, 1, KEY_KPPLUS),
  60         KEY(3, 2, KEY_B),
  61         KEY(3, 3, KEY_F1),
  62         KEY(3, 6, KEY_O),
  63         KEY(3, 7, KEY_SPACE),
  64         KEY(4, 0, KEY_W),
  65         KEY(4, 1, KEY_Y),
  66         KEY(4, 2, KEY_U),
  67         KEY(4, 3, KEY_F2),
  68         KEY(4, 4, KEY_VOLUMEUP),
  69         KEY(4, 6, KEY_L),
  70         KEY(4, 7, KEY_LEFT),
  71         KEY(5, 0, KEY_S),
  72         KEY(5, 1, KEY_H),
  73         KEY(5, 2, KEY_J),
  74         KEY(5, 3, KEY_F3),
  75         KEY(5, 4, KEY_UNKNOWN),
  76         KEY(5, 5, KEY_VOLUMEDOWN),
  77         KEY(5, 6, KEY_M),
  78         KEY(5, 7, KEY_RIGHT),
  79         KEY(6, 0, KEY_Q),
  80         KEY(6, 1, KEY_A),
  81         KEY(6, 2, KEY_N),
  82         KEY(6, 3, KEY_BACKSPACE),
  83         KEY(6, 6, KEY_P),
  84         KEY(6, 7, KEY_UP),
  85         KEY(7, 0, KEY_PROG1),   /*MACRO 1 <User defined> */
  86         KEY(7, 1, KEY_PROG2),   /*MACRO 2 <User defined> */
  87         KEY(7, 2, KEY_PROG3),   /*MACRO 3 <User defined> */
  88         KEY(7, 3, KEY_PROG4),   /*MACRO 4 <User defined> */
  89         KEY(7, 6, KEY_SELECT),
  90         KEY(7, 7, KEY_DOWN)
  91 };
  92
  93 static struct matrix_keymap_data board_map_data = {
  94         .keymap                 = board_keymap,
  95         .keymap_size            = ARRAY_SIZE(board_keymap),
  96 };
  97
  98 static struct twl4030_keypad_data zoom_kp_twl4030_data = {
  99         .keymap_data    = &board_map_data,
 100         .rows           = 8,
 101         .cols           = 8,
 102         .rep            = 1,
 103 };
 104
 105 static struct regulator_consumer_supply zoom_vmmc1_supply = {
 106         .supply         = "vmmc",
 107 };
 108
 109 static struct regulator_consumer_supply zoom_vsim_supply = {
 110         .supply         = "vmmc_aux",
 111 };
 112
 113 static struct regulator_consumer_supply zoom_vmmc2_supply = {
 114         .supply         = "vmmc",
 115 };
 116
 117 static struct regulator_consumer_supply zoom_vmmc3_supply = {
 118         .supply         = "vmmc",
 119         .dev_name       = "mmci-omap-hs.2",
 120 };
 121
 122 /* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
 123 static struct regulator_init_data zoom_vmmc1 = {
 124         .constraints = {
 125                 .min_uV                 = 1850000,
 126                 .max_uV                 = 3150000,
 127                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 128                                         | REGULATOR_MODE_STANDBY,
 129                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 130                                         | REGULATOR_CHANGE_MODE
 131                                         | REGULATOR_CHANGE_STATUS,
 132         },
 133         .num_consumer_supplies  = 1,
 134         .consumer_supplies      = &zoom_vmmc1_supply,
 135 };
 136
 137 /* VMMC2 for MMC2 card */
 138 static struct regulator_init_data zoom_vmmc2 = {
 139         .constraints = {
 140                 .min_uV                 = 1850000,
 141                 .max_uV                 = 1850000,
 142                 .apply_uV               = true,
 143                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 144                                         | REGULATOR_MODE_STANDBY,
 145                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 146                                         | REGULATOR_CHANGE_STATUS,
 147         },
 148         .num_consumer_supplies  = 1,
 149         .consumer_supplies      = &zoom_vmmc2_supply,
 150 };
 151
 152 /* VSIM for OMAP VDD_MMC1A (i/o for DAT4..DAT7) */
 153 static struct regulator_init_data zoom_vsim = {
 154         .constraints = {
 155                 .min_uV                 = 1800000,
 156                 .max_uV                 = 3000000,
 157                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 158                                         | REGULATOR_MODE_STANDBY,
 159                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 160                                         | REGULATOR_CHANGE_MODE
 161                                         | REGULATOR_CHANGE_STATUS,
 162         },
 163         .num_consumer_supplies  = 1,
 164         .consumer_supplies      = &zoom_vsim_supply,
 165 };
 166
 167 static struct regulator_init_data zoom_vmmc3 = {
 168         .constraints = {
 169                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 170         },
 171         .num_consumer_supplies  = 1,
 172         .consumer_supplies = &zoom_vmmc3_supply,
 173 };
 174
 175 static struct fixed_voltage_config zoom_vwlan = {
 176         .supply_name            = "vwl1271",
 177         .microvolts             = 1800000, /* 1.8V */
 178         .gpio                   = OMAP_ZOOM_WLAN_PMENA_GPIO,
 179         .startup_delay          = 70000, /* 70msec */
 180         .enable_high            = 1,
 181         .enabled_at_boot        = 0,
 182         .init_data              = &zoom_vmmc3,
 183 };
 184
 185 static struct platform_device omap_vwlan_device = {
 186         .name           = "reg-fixed-voltage",
 187         .id             = 1,
 188         .dev = {
 189                 .platform_data  = &zoom_vwlan,
 190         },
 191 };
 192
 193 struct wl12xx_platform_data omap_zoom_wlan_data __initdata = {
 194         .irq = OMAP_GPIO_IRQ(OMAP_ZOOM_WLAN_IRQ_GPIO),
 195         /* ZOOM ref clock is 26 MHz */
 196         .board_ref_clock = 1,
 197 };
 198
 199 static struct omap2_hsmmc_info mmc[] __initdata = {
 200         {
 201                 .name           = "external",
 202                 .mmc            = 1,
 203                 .caps           = MMC_CAP_4_BIT_DATA,
 204                 .gpio_wp        = -EINVAL,
 205                 .power_saving   = true,
 206         },
 207         {
 208                 .name           = "internal",
 209                 .mmc            = 2,
 210                 .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 211                 .gpio_cd        = -EINVAL,
 212                 .gpio_wp        = -EINVAL,
 213                 .nonremovable   = true,
 214                 .power_saving   = true,
 215         },
 216         {
 217                 .name           = "wl1271",
 218                 .mmc            = 3,
 219                 .caps           = MMC_CAP_4_BIT_DATA,
 220                 .gpio_wp        = -EINVAL,
 221                 .gpio_cd        = -EINVAL,
 222                 .nonremovable   = true,
 223         },
 224         {}      /* Terminator */
 225 };
 226
 227 static int zoom_twl_gpio_setup(struct device *dev,
 228                 unsigned gpio, unsigned ngpio)
 229 {
 230         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
 231         mmc[0].gpio_cd = gpio + 0;
 232         omap2_hsmmc_init(mmc);
 233
 234         /* link regulators to MMC adapters ... we "know" the
 235          * regulators will be set up only *after* we return.
 236         */
 237         zoom_vmmc1_supply.dev = mmc[0].dev;
 238         zoom_vsim_supply.dev = mmc[0].dev;
 239         zoom_vmmc2_supply.dev = mmc[1].dev;
 240
 241         return 0;
 242 }
 243
 244 /* EXTMUTE callback function */
 245 void zoom2_set_hs_extmute(int mute)
 246 {
 247         gpio_set_value(ZOOM2_HEADSET_EXTMUTE_GPIO, mute);
 248 }
 249
 250 static int zoom_batt_table[] = {
 251 /* 0 C*/
 252 30800, 29500, 28300, 27100,
 253 26000, 24900, 23900, 22900, 22000, 21100, 20300, 19400, 18700, 17900,
 254 17200, 16500, 15900, 15300, 14700, 14100, 13600, 13100, 12600, 12100,
 255 11600, 11200, 10800, 10400, 10000, 9630,  9280,  8950,  8620,  8310,
 256 8020,  7730,  7460,  7200,  6950,  6710,  6470,  6250,  6040,  5830,
 257 5640,  5450,  5260,  5090,  4920,  4760,  4600,  4450,  4310,  4170,
 258 4040,  3910,  3790,  3670,  3550
 259 };
 260
 261 static struct twl4030_bci_platform_data zoom_bci_data = {
 262         .battery_tmp_tbl        = zoom_batt_table,
 263         .tblsize                = ARRAY_SIZE(zoom_batt_table),
 264 };
 265
 266 static struct twl4030_usb_data zoom_usb_data = {
 267         .usb_mode       = T2_USB_MODE_ULPI,
 268 };
 269
 270 static struct twl4030_gpio_platform_data zoom_gpio_data = {
 271         .gpio_base      = OMAP_MAX_GPIO_LINES,
 272         .irq_base       = TWL4030_GPIO_IRQ_BASE,
 273         .irq_end        = TWL4030_GPIO_IRQ_END,
 274         .setup          = zoom_twl_gpio_setup,
 275 };
 276
 277 static struct twl4030_madc_platform_data zoom_madc_data = {
 278         .irq_line       = 1,
 279 };
 280
 281 static struct twl4030_codec_audio_data zoom_audio_data = {
 282         .audio_mclk = 26000000,
 283 };
 284
 285 static struct twl4030_codec_data zoom_codec_data = {
 286         .audio_mclk = 26000000,
 287         .audio = &zoom_audio_data,
 288 };
 289
 290 static struct twl4030_platform_data zoom_twldata = {
 291         .irq_base       = TWL4030_IRQ_BASE,
 292         .irq_end        = TWL4030_IRQ_END,
 293
 294         /* platform_data for children goes here */
 295         .bci            = &zoom_bci_data,
 296         .madc           = &zoom_madc_data,
 297         .usb            = &zoom_usb_data,
 298         .gpio           = &zoom_gpio_data,
 299         .keypad         = &zoom_kp_twl4030_data,
 300         .codec          = &zoom_codec_data,
 301         .vmmc1          = &zoom_vmmc1,
 302         .vmmc2          = &zoom_vmmc2,
 303         .vsim           = &zoom_vsim,
 304
 305 };
 306
 307 static struct i2c_board_info __initdata zoom_i2c_boardinfo[] = {
 308         {
 309                 I2C_BOARD_INFO("twl5030", 0x48),
 310                 .flags          = I2C_CLIENT_WAKE,
 311                 .irq            = INT_34XX_SYS_NIRQ,
 312                 .platform_data  = &zoom_twldata,
 313         },
 314 };
 315
 316 static int __init omap_i2c_init(void)
 317 {
 318         if (machine_is_omap_zoom2()) {
 319                 zoom_audio_data.ramp_delay_value = 3;   /* 161 ms */
 320                 zoom_audio_data.hs_extmute = 1;
 321                 zoom_audio_data.set_hs_extmute = zoom2_set_hs_extmute;
 322         }
 323         omap_register_i2c_bus(1, 2400, zoom_i2c_boardinfo,
 324                         ARRAY_SIZE(zoom_i2c_boardinfo));
 325         omap_register_i2c_bus(2, 400, NULL, 0);
 326         omap_register_i2c_bus(3, 400, NULL, 0);
 327         return 0;
 328 }
 329
 330 static struct omap_musb_board_data musb_board_data = {
 331         .interface_type         = MUSB_INTERFACE_ULPI,
 332         .mode                   = MUSB_OTG,
 333         .power                  = 100,
 334 };
 335
 336 static void enable_board_wakeup_source(void)
 337 {
 338         /* T2 interrupt line (keypad) */
 339         omap_mux_init_signal("sys_nirq",
 340                 OMAP_WAKEUP_EN | OMAP_PIN_INPUT_PULLUP);
 341 }
 342
 343 void __init zoom_peripherals_init(void)
 344 {
 345         if (wl12xx_set_platform_data(&omap_zoom_wlan_data))
 346                 pr_err("error setting wl12xx data\n");
 347
 348         omap_i2c_init();
 349         platform_device_register(&omap_vwlan_device);
 350         usb_musb_init(&musb_board_data);
 351         enable_board_wakeup_source();
 352         omap_serial_init();
 353 }