1/* 2 * Handles the Mitac Mio A701 Board 3 * 4 * Copyright (C) 2008 Robert Jarzmik 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 as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * 20 */ 21 22#include <linux/kernel.h> 23#include <linux/init.h> 24#include <linux/platform_device.h> 25#include <linux/syscore_ops.h> 26#include <linux/input.h> 27#include <linux/delay.h> 28#include <linux/gpio_keys.h> 29#include <linux/pwm.h> 30#include <linux/pwm_backlight.h> 31#include <linux/rtc.h> 32#include <linux/leds.h> 33#include <linux/gpio.h> 34#include <linux/interrupt.h> 35#include <linux/irq.h> 36#include <linux/pda_power.h> 37#include <linux/power_supply.h> 38#include <linux/wm97xx.h> 39#include <linux/mtd/physmap.h> 40#include <linux/usb/gpio_vbus.h> 41#include <linux/reboot.h> 42#include <linux/regulator/fixed.h> 43#include <linux/regulator/max1586.h> 44#include <linux/slab.h> 45#include <linux/i2c/pxa-i2c.h> 46 47#include <asm/mach-types.h> 48#include <asm/mach/arch.h> 49 50#include <mach/pxa27x.h> 51#include <mach/regs-rtc.h> 52#include <linux/platform_data/keypad-pxa27x.h> 53#include <linux/platform_data/video-pxafb.h> 54#include <linux/platform_data/mmc-pxamci.h> 55#include <mach/udc.h> 56#include <mach/pxa27x-udc.h> 57#include <linux/platform_data/camera-pxa.h> 58#include <mach/audio.h> 59#include <mach/smemc.h> 60#include <media/soc_camera.h> 61 62#include <mach/mioa701.h> 63 64#include "generic.h" 65#include "devices.h" 66 67static unsigned long mioa701_pin_config[] = { 68 /* Mio global */ 69 MIO_CFG_OUT(GPIO9_CHARGE_EN, AF0, DRIVE_LOW), 70 MIO_CFG_OUT(GPIO18_POWEROFF, AF0, DRIVE_LOW), 71 MFP_CFG_OUT(GPIO3, AF0, DRIVE_HIGH), 72 MFP_CFG_OUT(GPIO4, AF0, DRIVE_HIGH), 73 MIO_CFG_IN(GPIO80_MAYBE_CHARGE_VDROP, AF0), 74 75 /* Backlight PWM 0 */ 76 GPIO16_PWM0_OUT, 77 78 /* MMC */ 79 GPIO32_MMC_CLK, 80 GPIO92_MMC_DAT_0, 81 GPIO109_MMC_DAT_1, 82 GPIO110_MMC_DAT_2, 83 GPIO111_MMC_DAT_3, 84 GPIO112_MMC_CMD, 85 MIO_CFG_IN(GPIO78_SDIO_RO, AF0), 86 MIO_CFG_IN(GPIO15_SDIO_INSERT, AF0), 87 MIO_CFG_OUT(GPIO91_SDIO_EN, AF0, DRIVE_LOW), 88 89 /* USB */ 90 MIO_CFG_IN(GPIO13_nUSB_DETECT, AF0), 91 MIO_CFG_OUT(GPIO22_USB_ENABLE, AF0, DRIVE_LOW), 92 93 /* LCD */ 94 GPIOxx_LCD_TFT_16BPP, 95 96 /* QCI */ 97 GPIO12_CIF_DD_7, 98 GPIO17_CIF_DD_6, 99 GPIO50_CIF_DD_3, 100 GPIO51_CIF_DD_2, 101 GPIO52_CIF_DD_4, 102 GPIO53_CIF_MCLK, 103 GPIO54_CIF_PCLK, 104 GPIO55_CIF_DD_1, 105 GPIO81_CIF_DD_0, 106 GPIO82_CIF_DD_5, 107 GPIO84_CIF_FV, 108 GPIO85_CIF_LV, 109 MIO_CFG_OUT(GPIO56_MT9M111_nOE, AF0, DRIVE_LOW), 110 111 /* Bluetooth */ 112 MIO_CFG_IN(GPIO14_BT_nACTIVITY, AF0), 113 GPIO44_BTUART_CTS, 114 GPIO42_BTUART_RXD, 115 GPIO45_BTUART_RTS, 116 GPIO43_BTUART_TXD, 117 MIO_CFG_OUT(GPIO83_BT_ON, AF0, DRIVE_LOW), 118 MIO_CFG_OUT(GPIO77_BT_UNKNOWN1, AF0, DRIVE_HIGH), 119 MIO_CFG_OUT(GPIO86_BT_MAYBE_nRESET, AF0, DRIVE_HIGH), 120 121 /* GPS */ 122 MIO_CFG_OUT(GPIO23_GPS_UNKNOWN1, AF0, DRIVE_LOW), 123 MIO_CFG_OUT(GPIO26_GPS_ON, AF0, DRIVE_LOW), 124 MIO_CFG_OUT(GPIO27_GPS_RESET, AF0, DRIVE_LOW), 125 MIO_CFG_OUT(GPIO106_GPS_UNKNOWN2, AF0, DRIVE_LOW), 126 MIO_CFG_OUT(GPIO107_GPS_UNKNOWN3, AF0, DRIVE_LOW), 127 GPIO46_STUART_RXD, 128 GPIO47_STUART_TXD, 129 130 /* GSM */ 131 MIO_CFG_OUT(GPIO24_GSM_MOD_RESET_CMD, AF0, DRIVE_LOW), 132 MIO_CFG_OUT(GPIO88_GSM_nMOD_ON_CMD, AF0, DRIVE_HIGH), 133 MIO_CFG_OUT(GPIO90_GSM_nMOD_OFF_CMD, AF0, DRIVE_HIGH), 134 MIO_CFG_OUT(GPIO114_GSM_nMOD_DTE_UART_STATE, AF0, DRIVE_HIGH), 135 MIO_CFG_IN(GPIO25_GSM_MOD_ON_STATE, AF0), 136 MIO_CFG_IN(GPIO113_GSM_EVENT, AF0) | WAKEUP_ON_EDGE_BOTH, 137 GPIO34_FFUART_RXD, 138 GPIO35_FFUART_CTS, 139 GPIO36_FFUART_DCD, 140 GPIO37_FFUART_DSR, 141 GPIO39_FFUART_TXD, 142 GPIO40_FFUART_DTR, 143 GPIO41_FFUART_RTS, 144 145 /* Sound */ 146 GPIO28_AC97_BITCLK, 147 GPIO29_AC97_SDATA_IN_0, 148 GPIO30_AC97_SDATA_OUT, 149 GPIO31_AC97_SYNC, 150 GPIO89_AC97_SYSCLK, 151 MIO_CFG_IN(GPIO12_HPJACK_INSERT, AF0), 152 153 /* Leds */ 154 MIO_CFG_OUT(GPIO10_LED_nCharging, AF0, DRIVE_HIGH), 155 MIO_CFG_OUT(GPIO97_LED_nBlue, AF0, DRIVE_HIGH), 156 MIO_CFG_OUT(GPIO98_LED_nOrange, AF0, DRIVE_HIGH), 157 MIO_CFG_OUT(GPIO82_LED_nVibra, AF0, DRIVE_HIGH), 158 MIO_CFG_OUT(GPIO115_LED_nKeyboard, AF0, DRIVE_HIGH), 159 160 /* Keyboard */ 161 MIO_CFG_IN(GPIO0_KEY_POWER, AF0) | WAKEUP_ON_EDGE_BOTH, 162 MIO_CFG_IN(GPIO93_KEY_VOLUME_UP, AF0), 163 MIO_CFG_IN(GPIO94_KEY_VOLUME_DOWN, AF0), 164 GPIO100_KP_MKIN_0, 165 GPIO101_KP_MKIN_1, 166 GPIO102_KP_MKIN_2, 167 GPIO103_KP_MKOUT_0, 168 GPIO104_KP_MKOUT_1, 169 GPIO105_KP_MKOUT_2, 170 171 /* I2C */ 172 GPIO117_I2C_SCL, 173 GPIO118_I2C_SDA, 174 175 /* Unknown */ 176 MFP_CFG_IN(GPIO20, AF0), 177 MFP_CFG_IN(GPIO21, AF0), 178 MFP_CFG_IN(GPIO33, AF0), 179 MFP_CFG_OUT(GPIO49, AF0, DRIVE_HIGH), 180 MFP_CFG_OUT(GPIO57, AF0, DRIVE_HIGH), 181 MFP_CFG_IN(GPIO96, AF0), 182 MFP_CFG_OUT(GPIO116, AF0, DRIVE_HIGH), 183}; 184 185static struct pwm_lookup mioa701_pwm_lookup[] = { 186 PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight", NULL, 4000 * 1024, 187 PWM_POLARITY_NORMAL), 188}; 189 190/* LCD Screen and Backlight */ 191static struct platform_pwm_backlight_data mioa701_backlight_data = { 192 .max_brightness = 100, 193 .dft_brightness = 50, 194 .enable_gpio = -1, 195}; 196 197/* 198 * LTM0305A776C LCD panel timings 199 * 200 * see: 201 * - the LTM0305A776C datasheet, 202 * - and the PXA27x Programmers' manual 203 */ 204static struct pxafb_mode_info mioa701_ltm0305a776c = { 205 .pixclock = 220000, /* CLK=4.545 MHz */ 206 .xres = 240, 207 .yres = 320, 208 .bpp = 16, 209 .hsync_len = 4, 210 .vsync_len = 2, 211 .left_margin = 6, 212 .right_margin = 4, 213 .upper_margin = 5, 214 .lower_margin = 3, 215}; 216 217static void mioa701_lcd_power(int on, struct fb_var_screeninfo *si) 218{ 219 gpio_set_value(GPIO87_LCD_POWER, on); 220} 221 222static struct pxafb_mach_info mioa701_pxafb_info = { 223 .modes = &mioa701_ltm0305a776c, 224 .num_modes = 1, 225 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, 226 .pxafb_lcd_power = mioa701_lcd_power, 227}; 228 229/* 230 * Keyboard configuration 231 */ 232static const unsigned int mioa701_matrix_keys[] = { 233 KEY(0, 0, KEY_UP), 234 KEY(0, 1, KEY_RIGHT), 235 KEY(0, 2, KEY_MEDIA), 236 KEY(1, 0, KEY_DOWN), 237 KEY(1, 1, KEY_ENTER), 238 KEY(1, 2, KEY_CONNECT), /* GPS key */ 239 KEY(2, 0, KEY_LEFT), 240 KEY(2, 1, KEY_PHONE), /* Phone Green key */ 241 KEY(2, 2, KEY_CAMERA) /* Camera key */ 242}; 243 244static struct matrix_keymap_data mioa701_matrix_keymap_data = { 245 .keymap = mioa701_matrix_keys, 246 .keymap_size = ARRAY_SIZE(mioa701_matrix_keys), 247}; 248 249static struct pxa27x_keypad_platform_data mioa701_keypad_info = { 250 .matrix_key_rows = 3, 251 .matrix_key_cols = 3, 252 .matrix_keymap_data = &mioa701_matrix_keymap_data, 253}; 254 255/* 256 * GPIO Key Configuration 257 */ 258#define MIO_KEY(key, _gpio, _desc, _wakeup) \ 259 { .code = (key), .gpio = (_gpio), .active_low = 0, \ 260 .desc = (_desc), .type = EV_KEY, .wakeup = (_wakeup) } 261static struct gpio_keys_button mioa701_button_table[] = { 262 MIO_KEY(KEY_EXIT, GPIO0_KEY_POWER, "Power button", 1), 263 MIO_KEY(KEY_VOLUMEUP, GPIO93_KEY_VOLUME_UP, "Volume up", 0), 264 MIO_KEY(KEY_VOLUMEDOWN, GPIO94_KEY_VOLUME_DOWN, "Volume down", 0), 265 MIO_KEY(KEY_HP, GPIO12_HPJACK_INSERT, "HP jack detect", 0) 266}; 267 268static struct gpio_keys_platform_data mioa701_gpio_keys_data = { 269 .buttons = mioa701_button_table, 270 .nbuttons = ARRAY_SIZE(mioa701_button_table), 271}; 272 273/* 274 * Leds and vibrator 275 */ 276#define ONE_LED(_gpio, _name) \ 277{ .gpio = (_gpio), .name = (_name), .active_low = true } 278static struct gpio_led gpio_leds[] = { 279 ONE_LED(GPIO10_LED_nCharging, "mioa701:charging"), 280 ONE_LED(GPIO97_LED_nBlue, "mioa701:blue"), 281 ONE_LED(GPIO98_LED_nOrange, "mioa701:orange"), 282 ONE_LED(GPIO82_LED_nVibra, "mioa701:vibra"), 283 ONE_LED(GPIO115_LED_nKeyboard, "mioa701:keyboard") 284}; 285 286static struct gpio_led_platform_data gpio_led_info = { 287 .leds = gpio_leds, 288 .num_leds = ARRAY_SIZE(gpio_leds), 289}; 290 291/* 292 * GSM Sagem XS200 chip 293 * 294 * GSM handling was purged from kernel. For history, this is the way to go : 295 * - init : GPIO24_GSM_MOD_RESET_CMD = 0, GPIO114_GSM_nMOD_DTE_UART_STATE = 1 296 * GPIO88_GSM_nMOD_ON_CMD = 1, GPIO90_GSM_nMOD_OFF_CMD = 1 297 * - reset : GPIO24_GSM_MOD_RESET_CMD = 1, msleep(100), 298 * GPIO24_GSM_MOD_RESET_CMD = 0 299 * - turn on : GPIO88_GSM_nMOD_ON_CMD = 0, msleep(1000), 300 * GPIO88_GSM_nMOD_ON_CMD = 1 301 * - turn off : GPIO90_GSM_nMOD_OFF_CMD = 0, msleep(1000), 302 * GPIO90_GSM_nMOD_OFF_CMD = 1 303 */ 304static int is_gsm_on(void) 305{ 306 int is_on; 307 308 is_on = !!gpio_get_value(GPIO25_GSM_MOD_ON_STATE); 309 return is_on; 310} 311 312irqreturn_t gsm_on_irq(int irq, void *p) 313{ 314 printk(KERN_DEBUG "Mioa701: GSM status changed to %s\n", 315 is_gsm_on() ? "on" : "off"); 316 return IRQ_HANDLED; 317} 318 319static struct gpio gsm_gpios[] = { 320 { GPIO25_GSM_MOD_ON_STATE, GPIOF_IN, "GSM state" }, 321 { GPIO113_GSM_EVENT, GPIOF_IN, "GSM event" }, 322}; 323 324static int __init gsm_init(void) 325{ 326 int rc; 327 328 rc = gpio_request_array(ARRAY_AND_SIZE(gsm_gpios)); 329 if (rc) 330 goto err_gpio; 331 rc = request_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE), gsm_on_irq, 332 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, 333 "GSM XS200 Power Irq", NULL); 334 if (rc) 335 goto err_irq; 336 337 gpio_set_wake(GPIO113_GSM_EVENT, 1); 338 return 0; 339 340err_irq: 341 printk(KERN_ERR "Mioa701: Can't request GSM_ON irq\n"); 342 gpio_free_array(ARRAY_AND_SIZE(gsm_gpios)); 343err_gpio: 344 printk(KERN_ERR "Mioa701: gsm not available\n"); 345 return rc; 346} 347 348static void gsm_exit(void) 349{ 350 free_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE), NULL); 351 gpio_free_array(ARRAY_AND_SIZE(gsm_gpios)); 352} 353 354/* 355 * Bluetooth BRF6150 chip 356 * 357 * BT handling was purged from kernel. For history, this is the way to go : 358 * - turn on : GPIO83_BT_ON = 1 359 * - turn off : GPIO83_BT_ON = 0 360 */ 361 362/* 363 * GPS Sirf Star III chip 364 * 365 * GPS handling was purged from kernel. For history, this is the way to go : 366 * - init : GPIO23_GPS_UNKNOWN1 = 1, GPIO26_GPS_ON = 0, GPIO27_GPS_RESET = 0 367 * GPIO106_GPS_UNKNOWN2 = 0, GPIO107_GPS_UNKNOWN3 = 0 368 * - turn on : GPIO27_GPS_RESET = 1, GPIO26_GPS_ON = 1 369 * - turn off : GPIO26_GPS_ON = 0, GPIO27_GPS_RESET = 0 370 */ 371 372/* 373 * USB UDC 374 */ 375static int is_usb_connected(void) 376{ 377 return !gpio_get_value(GPIO13_nUSB_DETECT); 378} 379 380static struct pxa2xx_udc_mach_info mioa701_udc_info = { 381 .udc_is_connected = is_usb_connected, 382 .gpio_pullup = GPIO22_USB_ENABLE, 383}; 384 385struct gpio_vbus_mach_info gpio_vbus_data = { 386 .gpio_vbus = GPIO13_nUSB_DETECT, 387 .gpio_vbus_inverted = 1, 388 .gpio_pullup = -1, 389}; 390 391/* 392 * SDIO/MMC Card controller 393 */ 394/** 395 * The card detect interrupt isn't debounced so we delay it by 250ms 396 * to give the card a chance to fully insert/eject. 397 */ 398static struct pxamci_platform_data mioa701_mci_info = { 399 .detect_delay_ms = 250, 400 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, 401 .gpio_card_detect = GPIO15_SDIO_INSERT, 402 .gpio_card_ro = GPIO78_SDIO_RO, 403 .gpio_power = GPIO91_SDIO_EN, 404}; 405 406/* FlashRAM */ 407static struct resource docg3_resource = { 408 .start = PXA_CS0_PHYS, 409 .end = PXA_CS0_PHYS + SZ_8K - 1, 410 .flags = IORESOURCE_MEM, 411}; 412 413static struct platform_device docg3 = { 414 .name = "docg3", 415 .id = -1, 416 .resource = &docg3_resource, 417 .num_resources = 1, 418 .dev = { 419 .platform_data = NULL, 420 }, 421}; 422 423/* 424 * Suspend/Resume bootstrap management 425 * 426 * MIO A701 reboot sequence is highly ROM dependent. From the one dissassembled, 427 * this sequence is as follows : 428 * - disables interrupts 429 * - initialize SDRAM (self refresh RAM into active RAM) 430 * - initialize GPIOs (depends on value at 0xa020b020) 431 * - initialize coprossessors 432 * - if edge detect on PWR_SCL(GPIO3), then proceed to cold start 433 * - or if value at 0xa020b000 not equal to 0x0f0f0f0f, proceed to cold start 434 * - else do a resume, ie. jump to addr 0xa0100000 435 */ 436#define RESUME_ENABLE_ADDR 0xa020b000 437#define RESUME_ENABLE_VAL 0x0f0f0f0f 438#define RESUME_BT_ADDR 0xa020b020 439#define RESUME_UNKNOWN_ADDR 0xa020b024 440#define RESUME_VECTOR_ADDR 0xa0100000 441#define BOOTSTRAP_WORDS mioa701_bootstrap_lg/4 442 443static u32 *save_buffer; 444 445static void install_bootstrap(void) 446{ 447 int i; 448 u32 *rom_bootstrap = phys_to_virt(RESUME_VECTOR_ADDR); 449 u32 *src = &mioa701_bootstrap; 450 451 for (i = 0; i < BOOTSTRAP_WORDS; i++) 452 rom_bootstrap[i] = src[i]; 453} 454 455 456static int mioa701_sys_suspend(void) 457{ 458 int i = 0, is_bt_on; 459 u32 *mem_resume_vector = phys_to_virt(RESUME_VECTOR_ADDR); 460 u32 *mem_resume_enabler = phys_to_virt(RESUME_ENABLE_ADDR); 461 u32 *mem_resume_bt = phys_to_virt(RESUME_BT_ADDR); 462 u32 *mem_resume_unknown = phys_to_virt(RESUME_UNKNOWN_ADDR); 463 464 /* Devices prepare suspend */ 465 is_bt_on = !!gpio_get_value(GPIO83_BT_ON); 466 pxa2xx_mfp_set_lpm(GPIO83_BT_ON, 467 is_bt_on ? MFP_LPM_DRIVE_HIGH : MFP_LPM_DRIVE_LOW); 468 469 for (i = 0; i < BOOTSTRAP_WORDS; i++) 470 save_buffer[i] = mem_resume_vector[i]; 471 save_buffer[i++] = *mem_resume_enabler; 472 save_buffer[i++] = *mem_resume_bt; 473 save_buffer[i++] = *mem_resume_unknown; 474 475 *mem_resume_enabler = RESUME_ENABLE_VAL; 476 *mem_resume_bt = is_bt_on; 477 478 install_bootstrap(); 479 return 0; 480} 481 482static void mioa701_sys_resume(void) 483{ 484 int i = 0; 485 u32 *mem_resume_vector = phys_to_virt(RESUME_VECTOR_ADDR); 486 u32 *mem_resume_enabler = phys_to_virt(RESUME_ENABLE_ADDR); 487 u32 *mem_resume_bt = phys_to_virt(RESUME_BT_ADDR); 488 u32 *mem_resume_unknown = phys_to_virt(RESUME_UNKNOWN_ADDR); 489 490 for (i = 0; i < BOOTSTRAP_WORDS; i++) 491 mem_resume_vector[i] = save_buffer[i]; 492 *mem_resume_enabler = save_buffer[i++]; 493 *mem_resume_bt = save_buffer[i++]; 494 *mem_resume_unknown = save_buffer[i++]; 495} 496 497static struct syscore_ops mioa701_syscore_ops = { 498 .suspend = mioa701_sys_suspend, 499 .resume = mioa701_sys_resume, 500}; 501 502static int __init bootstrap_init(void) 503{ 504 int save_size = mioa701_bootstrap_lg + (sizeof(u32) * 3); 505 506 register_syscore_ops(&mioa701_syscore_ops); 507 508 save_buffer = kmalloc(save_size, GFP_KERNEL); 509 if (!save_buffer) 510 return -ENOMEM; 511 printk(KERN_INFO "MioA701: allocated %d bytes for bootstrap\n", 512 save_size); 513 return 0; 514} 515 516static void bootstrap_exit(void) 517{ 518 kfree(save_buffer); 519 unregister_syscore_ops(&mioa701_syscore_ops); 520 521 printk(KERN_CRIT "Unregistering mioa701 suspend will hang next" 522 "resume !!!\n"); 523} 524 525/* 526 * Power Supply 527 */ 528static char *supplicants[] = { 529 "mioa701_battery" 530}; 531 532static int is_ac_connected(void) 533{ 534 return gpio_get_value(GPIO96_AC_DETECT); 535} 536 537static void mioa701_set_charge(int flags) 538{ 539 gpio_set_value(GPIO9_CHARGE_EN, (flags == PDA_POWER_CHARGE_USB)); 540} 541 542static struct pda_power_pdata power_pdata = { 543 .is_ac_online = is_ac_connected, 544 .is_usb_online = is_usb_connected, 545 .set_charge = mioa701_set_charge, 546 .supplied_to = supplicants, 547 .num_supplicants = ARRAY_SIZE(supplicants), 548}; 549 550static struct resource power_resources[] = { 551 [0] = { 552 .name = "ac", 553 .start = PXA_GPIO_TO_IRQ(GPIO96_AC_DETECT), 554 .end = PXA_GPIO_TO_IRQ(GPIO96_AC_DETECT), 555 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | 556 IORESOURCE_IRQ_LOWEDGE, 557 }, 558 [1] = { 559 .name = "usb", 560 .start = PXA_GPIO_TO_IRQ(GPIO13_nUSB_DETECT), 561 .end = PXA_GPIO_TO_IRQ(GPIO13_nUSB_DETECT), 562 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | 563 IORESOURCE_IRQ_LOWEDGE, 564 }, 565}; 566 567static struct platform_device power_dev = { 568 .name = "pda-power", 569 .id = -1, 570 .resource = power_resources, 571 .num_resources = ARRAY_SIZE(power_resources), 572 .dev = { 573 .platform_data = &power_pdata, 574 }, 575}; 576 577static struct wm97xx_batt_pdata mioa701_battery_data = { 578 .batt_aux = WM97XX_AUX_ID1, 579 .temp_aux = -1, 580 .charge_gpio = -1, 581 .min_voltage = 0xc00, 582 .max_voltage = 0xfc0, 583 .batt_tech = POWER_SUPPLY_TECHNOLOGY_LION, 584 .batt_div = 1, 585 .batt_mult = 1, 586 .batt_name = "mioa701_battery", 587}; 588 589static struct wm97xx_pdata mioa701_wm97xx_pdata = { 590 .batt_pdata = &mioa701_battery_data, 591}; 592 593/* 594 * Voltage regulation 595 */ 596static struct regulator_consumer_supply max1586_consumers[] = { 597 REGULATOR_SUPPLY("vcc_core", NULL), 598}; 599 600static struct regulator_init_data max1586_v3_info = { 601 .constraints = { 602 .name = "vcc_core range", 603 .min_uV = 1000000, 604 .max_uV = 1705000, 605 .always_on = 1, 606 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, 607 }, 608 .num_consumer_supplies = ARRAY_SIZE(max1586_consumers), 609 .consumer_supplies = max1586_consumers, 610}; 611 612static struct max1586_subdev_data max1586_subdevs[] = { 613 { .name = "vcc_core", .id = MAX1586_V3, 614 .platform_data = &max1586_v3_info }, 615}; 616 617static struct max1586_platform_data max1586_info = { 618 .subdevs = max1586_subdevs, 619 .num_subdevs = ARRAY_SIZE(max1586_subdevs), 620 .v3_gain = MAX1586_GAIN_NO_R24, /* 700..1475 mV */ 621}; 622 623/* 624 * Camera interface 625 */ 626struct pxacamera_platform_data mioa701_pxacamera_platform_data = { 627 .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | 628 PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN, 629 .mclk_10khz = 5000, 630}; 631 632static struct i2c_board_info __initdata mioa701_pi2c_devices[] = { 633 { 634 I2C_BOARD_INFO("max1586", 0x14), 635 .platform_data = &max1586_info, 636 }, 637}; 638 639/* Board I2C devices. */ 640static struct i2c_board_info mioa701_i2c_devices[] = { 641 { 642 I2C_BOARD_INFO("mt9m111", 0x5d), 643 }, 644}; 645 646static struct soc_camera_link iclink = { 647 .bus_id = 0, /* Match id in pxa27x_device_camera in device.c */ 648 .board_info = &mioa701_i2c_devices[0], 649 .i2c_adapter_id = 0, 650}; 651 652struct i2c_pxa_platform_data i2c_pdata = { 653 .fast_mode = 1, 654}; 655 656static pxa2xx_audio_ops_t mioa701_ac97_info = { 657 .reset_gpio = 95, 658 .codec_pdata = { &mioa701_wm97xx_pdata, }, 659}; 660 661/* 662 * Mio global 663 */ 664 665/* Devices */ 666#define MIO_PARENT_DEV(var, strname, tparent, pdata) \ 667static struct platform_device var = { \ 668 .name = strname, \ 669 .id = -1, \ 670 .dev = { \ 671 .platform_data = pdata, \ 672 .parent = tparent, \ 673 }, \ 674}; 675#define MIO_SIMPLE_DEV(var, strname, pdata) \ 676 MIO_PARENT_DEV(var, strname, NULL, pdata) 677 678MIO_SIMPLE_DEV(mioa701_gpio_keys, "gpio-keys", &mioa701_gpio_keys_data) 679MIO_PARENT_DEV(mioa701_backlight, "pwm-backlight", &pxa27x_device_pwm0.dev, 680 &mioa701_backlight_data); 681MIO_SIMPLE_DEV(mioa701_led, "leds-gpio", &gpio_led_info) 682MIO_SIMPLE_DEV(pxa2xx_pcm, "pxa2xx-pcm", NULL) 683MIO_SIMPLE_DEV(mioa701_sound, "mioa701-wm9713", NULL) 684MIO_SIMPLE_DEV(mioa701_board, "mioa701-board", NULL) 685MIO_SIMPLE_DEV(wm9713_acodec, "wm9713-codec", NULL); 686MIO_SIMPLE_DEV(gpio_vbus, "gpio-vbus", &gpio_vbus_data); 687MIO_SIMPLE_DEV(mioa701_camera, "soc-camera-pdrv",&iclink); 688 689static struct platform_device *devices[] __initdata = { 690 &mioa701_gpio_keys, 691 &mioa701_backlight, 692 &mioa701_led, 693 &wm9713_acodec, 694 &pxa2xx_pcm, 695 &mioa701_sound, 696 &power_dev, 697 &docg3, 698 &gpio_vbus, 699 &mioa701_camera, 700 &mioa701_board, 701}; 702 703static void mioa701_machine_exit(void); 704 705static void mioa701_poweroff(void) 706{ 707 mioa701_machine_exit(); 708 pxa_restart(REBOOT_SOFT, NULL); 709} 710 711static void mioa701_restart(enum reboot_mode c, const char *cmd) 712{ 713 mioa701_machine_exit(); 714 pxa_restart(REBOOT_SOFT, cmd); 715} 716 717static struct gpio global_gpios[] = { 718 { GPIO9_CHARGE_EN, GPIOF_OUT_INIT_HIGH, "Charger enable" }, 719 { GPIO18_POWEROFF, GPIOF_OUT_INIT_LOW, "Power Off" }, 720 { GPIO87_LCD_POWER, GPIOF_OUT_INIT_LOW, "LCD Power" }, 721 { GPIO56_MT9M111_nOE, GPIOF_OUT_INIT_LOW, "Camera nOE" }, 722}; 723 724static struct regulator_consumer_supply fixed_5v0_consumers[] = { 725 REGULATOR_SUPPLY("power", "pwm-backlight"), 726}; 727 728static void __init mioa701_machine_init(void) 729{ 730 int rc; 731 732 PSLR = 0xff100000; /* SYSDEL=125ms, PWRDEL=125ms, PSLR_SL_ROD=1 */ 733 PCFR = PCFR_DC_EN | PCFR_GPR_EN | PCFR_OPDE; 734 RTTR = 32768 - 1; /* Reset crazy WinCE value */ 735 UP2OCR = UP2OCR_HXOE; 736 737 /* 738 * Set up the flash memory : DiskOnChip G3 on first static memory bank 739 */ 740 __raw_writel(0x7ff02dd8, MSC0); 741 __raw_writel(0x0001c391, MCMEM0); 742 __raw_writel(0x0001c391, MCATT0); 743 __raw_writel(0x0001c391, MCIO0); 744 745 746 pxa2xx_mfp_config(ARRAY_AND_SIZE(mioa701_pin_config)); 747 pxa_set_ffuart_info(NULL); 748 pxa_set_btuart_info(NULL); 749 pxa_set_stuart_info(NULL); 750 rc = gpio_request_array(ARRAY_AND_SIZE(global_gpios)); 751 if (rc) 752 pr_err("MioA701: Failed to request GPIOs: %d", rc); 753 bootstrap_init(); 754 pxa_set_fb_info(NULL, &mioa701_pxafb_info); 755 pxa_set_mci_info(&mioa701_mci_info); 756 pxa_set_keypad_info(&mioa701_keypad_info); 757 pxa_set_udc_info(&mioa701_udc_info); 758 pxa_set_ac97_info(&mioa701_ac97_info); 759 pm_power_off = mioa701_poweroff; 760 pwm_add_table(mioa701_pwm_lookup, ARRAY_SIZE(mioa701_pwm_lookup)); 761 platform_add_devices(devices, ARRAY_SIZE(devices)); 762 gsm_init(); 763 764 i2c_register_board_info(1, ARRAY_AND_SIZE(mioa701_pi2c_devices)); 765 pxa_set_i2c_info(&i2c_pdata); 766 pxa27x_set_i2c_power_info(NULL); 767 pxa_set_camera_info(&mioa701_pxacamera_platform_data); 768 769 regulator_register_always_on(0, "fixed-5.0V", fixed_5v0_consumers, 770 ARRAY_SIZE(fixed_5v0_consumers), 771 5000000); 772} 773 774static void mioa701_machine_exit(void) 775{ 776 bootstrap_exit(); 777 gsm_exit(); 778} 779 780MACHINE_START(MIOA701, "MIO A701") 781 .atag_offset = 0x100, 782 .map_io = &pxa27x_map_io, 783 .nr_irqs = PXA_NR_IRQS, 784 .init_irq = &pxa27x_init_irq, 785 .handle_irq = &pxa27x_handle_irq, 786 .init_machine = mioa701_machine_init, 787 .init_time = pxa_timer_init, 788 .restart = mioa701_restart, 789MACHINE_END 790