1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * Handles the Mitac Mio A701 Board 4 * 5 * Copyright (C) 2008 Robert Jarzmik 6 */ 7 8#include <linux/kernel.h> 9#include <linux/init.h> 10#include <linux/platform_device.h> 11#include <linux/syscore_ops.h> 12#include <linux/input.h> 13#include <linux/delay.h> 14#include <linux/gpio_keys.h> 15#include <linux/pwm.h> 16#include <linux/pwm_backlight.h> 17#include <linux/rtc.h> 18#include <linux/leds.h> 19#include <linux/gpio.h> 20#include <linux/gpio/machine.h> 21#include <linux/interrupt.h> 22#include <linux/irq.h> 23#include <linux/pda_power.h> 24#include <linux/power_supply.h> 25#include <linux/wm97xx.h> 26#include <linux/mtd/physmap.h> 27#include <linux/reboot.h> 28#include <linux/regulator/fixed.h> 29#include <linux/regulator/max1586.h> 30#include <linux/slab.h> 31#include <linux/platform_data/i2c-pxa.h> 32 33#include <asm/mach-types.h> 34#include <asm/mach/arch.h> 35 36#include "pxa27x.h" 37#include "regs-rtc.h" 38#include <linux/platform_data/keypad-pxa27x.h> 39#include <linux/platform_data/video-pxafb.h> 40#include <linux/platform_data/mmc-pxamci.h> 41#include "udc.h" 42#include "pxa27x-udc.h" 43#include <linux/platform_data/media/camera-pxa.h> 44#include <mach/audio.h> 45#include <mach/smemc.h> 46 47#include "mioa701.h" 48 49#include "generic.h" 50#include "devices.h" 51 52static unsigned long mioa701_pin_config[] = { 53 /* Mio global */ 54 MIO_CFG_OUT(GPIO9_CHARGE_EN, AF0, DRIVE_LOW), 55 MIO_CFG_OUT(GPIO18_POWEROFF, AF0, DRIVE_LOW), 56 MFP_CFG_OUT(GPIO3, AF0, DRIVE_HIGH), 57 MFP_CFG_OUT(GPIO4, AF0, DRIVE_HIGH), 58 MIO_CFG_IN(GPIO80_MAYBE_CHARGE_VDROP, AF0), 59 60 /* Backlight PWM 0 */ 61 GPIO16_PWM0_OUT, 62 63 /* MMC */ 64 GPIO32_MMC_CLK, 65 GPIO92_MMC_DAT_0, 66 GPIO109_MMC_DAT_1, 67 GPIO110_MMC_DAT_2, 68 GPIO111_MMC_DAT_3, 69 GPIO112_MMC_CMD, 70 MIO_CFG_IN(GPIO78_SDIO_RO, AF0), 71 MIO_CFG_IN(GPIO15_SDIO_INSERT, AF0), 72 MIO_CFG_OUT(GPIO91_SDIO_EN, AF0, DRIVE_LOW), 73 74 /* USB */ 75 MIO_CFG_IN(GPIO13_nUSB_DETECT, AF0), 76 MIO_CFG_OUT(GPIO22_USB_ENABLE, AF0, DRIVE_LOW), 77 78 /* LCD */ 79 GPIOxx_LCD_TFT_16BPP, 80 81 /* QCI */ 82 GPIO12_CIF_DD_7, 83 GPIO17_CIF_DD_6, 84 GPIO50_CIF_DD_3, 85 GPIO51_CIF_DD_2, 86 GPIO52_CIF_DD_4, 87 GPIO53_CIF_MCLK, 88 GPIO54_CIF_PCLK, 89 GPIO55_CIF_DD_1, 90 GPIO81_CIF_DD_0, 91 GPIO82_CIF_DD_5, 92 GPIO84_CIF_FV, 93 GPIO85_CIF_LV, 94 MIO_CFG_OUT(GPIO56_MT9M111_nOE, AF0, DRIVE_LOW), 95 96 /* Bluetooth */ 97 MIO_CFG_IN(GPIO14_BT_nACTIVITY, AF0), 98 GPIO44_BTUART_CTS, 99 GPIO42_BTUART_RXD, 100 GPIO45_BTUART_RTS, 101 GPIO43_BTUART_TXD, 102 MIO_CFG_OUT(GPIO83_BT_ON, AF0, DRIVE_LOW), 103 MIO_CFG_OUT(GPIO77_BT_UNKNOWN1, AF0, DRIVE_HIGH), 104 MIO_CFG_OUT(GPIO86_BT_MAYBE_nRESET, AF0, DRIVE_HIGH), 105 106 /* GPS */ 107 MIO_CFG_OUT(GPIO23_GPS_UNKNOWN1, AF0, DRIVE_LOW), 108 MIO_CFG_OUT(GPIO26_GPS_ON, AF0, DRIVE_LOW), 109 MIO_CFG_OUT(GPIO27_GPS_RESET, AF0, DRIVE_LOW), 110 MIO_CFG_OUT(GPIO106_GPS_UNKNOWN2, AF0, DRIVE_LOW), 111 MIO_CFG_OUT(GPIO107_GPS_UNKNOWN3, AF0, DRIVE_LOW), 112 GPIO46_STUART_RXD, 113 GPIO47_STUART_TXD, 114 115 /* GSM */ 116 MIO_CFG_OUT(GPIO24_GSM_MOD_RESET_CMD, AF0, DRIVE_LOW), 117 MIO_CFG_OUT(GPIO88_GSM_nMOD_ON_CMD, AF0, DRIVE_HIGH), 118 MIO_CFG_OUT(GPIO90_GSM_nMOD_OFF_CMD, AF0, DRIVE_HIGH), 119 MIO_CFG_OUT(GPIO114_GSM_nMOD_DTE_UART_STATE, AF0, DRIVE_HIGH), 120 MIO_CFG_IN(GPIO25_GSM_MOD_ON_STATE, AF0), 121 MIO_CFG_IN(GPIO113_GSM_EVENT, AF0) | WAKEUP_ON_EDGE_BOTH, 122 GPIO34_FFUART_RXD, 123 GPIO35_FFUART_CTS, 124 GPIO36_FFUART_DCD, 125 GPIO37_FFUART_DSR, 126 GPIO39_FFUART_TXD, 127 GPIO40_FFUART_DTR, 128 GPIO41_FFUART_RTS, 129 130 /* Sound */ 131 GPIO28_AC97_BITCLK, 132 GPIO29_AC97_SDATA_IN_0, 133 GPIO30_AC97_SDATA_OUT, 134 GPIO31_AC97_SYNC, 135 GPIO89_AC97_SYSCLK, 136 MIO_CFG_IN(GPIO12_HPJACK_INSERT, AF0), 137 138 /* Leds */ 139 MIO_CFG_OUT(GPIO10_LED_nCharging, AF0, DRIVE_HIGH), 140 MIO_CFG_OUT(GPIO97_LED_nBlue, AF0, DRIVE_HIGH), 141 MIO_CFG_OUT(GPIO98_LED_nOrange, AF0, DRIVE_HIGH), 142 MIO_CFG_OUT(GPIO82_LED_nVibra, AF0, DRIVE_HIGH), 143 MIO_CFG_OUT(GPIO115_LED_nKeyboard, AF0, DRIVE_HIGH), 144 145 /* Keyboard */ 146 MIO_CFG_IN(GPIO0_KEY_POWER, AF0) | WAKEUP_ON_EDGE_BOTH, 147 MIO_CFG_IN(GPIO93_KEY_VOLUME_UP, AF0), 148 MIO_CFG_IN(GPIO94_KEY_VOLUME_DOWN, AF0), 149 GPIO100_KP_MKIN_0, 150 GPIO101_KP_MKIN_1, 151 GPIO102_KP_MKIN_2, 152 GPIO103_KP_MKOUT_0, 153 GPIO104_KP_MKOUT_1, 154 GPIO105_KP_MKOUT_2, 155 156 /* I2C */ 157 GPIO117_I2C_SCL, 158 GPIO118_I2C_SDA, 159 160 /* Unknown */ 161 MFP_CFG_IN(GPIO20, AF0), 162 MFP_CFG_IN(GPIO21, AF0), 163 MFP_CFG_IN(GPIO33, AF0), 164 MFP_CFG_OUT(GPIO49, AF0, DRIVE_HIGH), 165 MFP_CFG_OUT(GPIO57, AF0, DRIVE_HIGH), 166 MFP_CFG_IN(GPIO96, AF0), 167 MFP_CFG_OUT(GPIO116, AF0, DRIVE_HIGH), 168}; 169 170static struct pwm_lookup mioa701_pwm_lookup[] = { 171 PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight", NULL, 4000 * 1024, 172 PWM_POLARITY_NORMAL), 173}; 174 175/* LCD Screen and Backlight */ 176static struct platform_pwm_backlight_data mioa701_backlight_data = { 177 .max_brightness = 100, 178 .dft_brightness = 50, 179}; 180 181/* 182 * LTM0305A776C LCD panel timings 183 * 184 * see: 185 * - the LTM0305A776C datasheet, 186 * - and the PXA27x Programmers' manual 187 */ 188static struct pxafb_mode_info mioa701_ltm0305a776c = { 189 .pixclock = 220000, /* CLK=4.545 MHz */ 190 .xres = 240, 191 .yres = 320, 192 .bpp = 16, 193 .hsync_len = 4, 194 .vsync_len = 2, 195 .left_margin = 6, 196 .right_margin = 4, 197 .upper_margin = 5, 198 .lower_margin = 3, 199}; 200 201static void mioa701_lcd_power(int on, struct fb_var_screeninfo *si) 202{ 203 gpio_set_value(GPIO87_LCD_POWER, on); 204} 205 206static struct pxafb_mach_info mioa701_pxafb_info = { 207 .modes = &mioa701_ltm0305a776c, 208 .num_modes = 1, 209 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, 210 .pxafb_lcd_power = mioa701_lcd_power, 211}; 212 213/* 214 * Keyboard configuration 215 */ 216static const unsigned int mioa701_matrix_keys[] = { 217 KEY(0, 0, KEY_UP), 218 KEY(0, 1, KEY_RIGHT), 219 KEY(0, 2, KEY_MEDIA), 220 KEY(1, 0, KEY_DOWN), 221 KEY(1, 1, KEY_ENTER), 222 KEY(1, 2, KEY_CONNECT), /* GPS key */ 223 KEY(2, 0, KEY_LEFT), 224 KEY(2, 1, KEY_PHONE), /* Phone Green key */ 225 KEY(2, 2, KEY_CAMERA) /* Camera key */ 226}; 227 228static struct matrix_keymap_data mioa701_matrix_keymap_data = { 229 .keymap = mioa701_matrix_keys, 230 .keymap_size = ARRAY_SIZE(mioa701_matrix_keys), 231}; 232 233static struct pxa27x_keypad_platform_data mioa701_keypad_info = { 234 .matrix_key_rows = 3, 235 .matrix_key_cols = 3, 236 .matrix_keymap_data = &mioa701_matrix_keymap_data, 237}; 238 239/* 240 * GPIO Key Configuration 241 */ 242#define MIO_KEY(key, _gpio, _desc, _wakeup) \ 243 { .code = (key), .gpio = (_gpio), .active_low = 0, \ 244 .desc = (_desc), .type = EV_KEY, .wakeup = (_wakeup) } 245static struct gpio_keys_button mioa701_button_table[] = { 246 MIO_KEY(KEY_EXIT, GPIO0_KEY_POWER, "Power button", 1), 247 MIO_KEY(KEY_VOLUMEUP, GPIO93_KEY_VOLUME_UP, "Volume up", 0), 248 MIO_KEY(KEY_VOLUMEDOWN, GPIO94_KEY_VOLUME_DOWN, "Volume down", 0), 249 MIO_KEY(KEY_HP, GPIO12_HPJACK_INSERT, "HP jack detect", 0) 250}; 251 252static struct gpio_keys_platform_data mioa701_gpio_keys_data = { 253 .buttons = mioa701_button_table, 254 .nbuttons = ARRAY_SIZE(mioa701_button_table), 255}; 256 257/* 258 * Leds and vibrator 259 */ 260#define ONE_LED(_gpio, _name) \ 261{ .gpio = (_gpio), .name = (_name), .active_low = true } 262static struct gpio_led gpio_leds[] = { 263 ONE_LED(GPIO10_LED_nCharging, "mioa701:charging"), 264 ONE_LED(GPIO97_LED_nBlue, "mioa701:blue"), 265 ONE_LED(GPIO98_LED_nOrange, "mioa701:orange"), 266 ONE_LED(GPIO82_LED_nVibra, "mioa701:vibra"), 267 ONE_LED(GPIO115_LED_nKeyboard, "mioa701:keyboard") 268}; 269 270static struct gpio_led_platform_data gpio_led_info = { 271 .leds = gpio_leds, 272 .num_leds = ARRAY_SIZE(gpio_leds), 273}; 274 275/* 276 * GSM Sagem XS200 chip 277 * 278 * GSM handling was purged from kernel. For history, this is the way to go : 279 * - init : GPIO24_GSM_MOD_RESET_CMD = 0, GPIO114_GSM_nMOD_DTE_UART_STATE = 1 280 * GPIO88_GSM_nMOD_ON_CMD = 1, GPIO90_GSM_nMOD_OFF_CMD = 1 281 * - reset : GPIO24_GSM_MOD_RESET_CMD = 1, msleep(100), 282 * GPIO24_GSM_MOD_RESET_CMD = 0 283 * - turn on : GPIO88_GSM_nMOD_ON_CMD = 0, msleep(1000), 284 * GPIO88_GSM_nMOD_ON_CMD = 1 285 * - turn off : GPIO90_GSM_nMOD_OFF_CMD = 0, msleep(1000), 286 * GPIO90_GSM_nMOD_OFF_CMD = 1 287 */ 288static int is_gsm_on(void) 289{ 290 int is_on; 291 292 is_on = !!gpio_get_value(GPIO25_GSM_MOD_ON_STATE); 293 return is_on; 294} 295 296irqreturn_t gsm_on_irq(int irq, void *p) 297{ 298 printk(KERN_DEBUG "Mioa701: GSM status changed to %s\n", 299 is_gsm_on() ? "on" : "off"); 300 return IRQ_HANDLED; 301} 302 303static struct gpio gsm_gpios[] = { 304 { GPIO25_GSM_MOD_ON_STATE, GPIOF_IN, "GSM state" }, 305 { GPIO113_GSM_EVENT, GPIOF_IN, "GSM event" }, 306}; 307 308static int __init gsm_init(void) 309{ 310 int rc; 311 312 rc = gpio_request_array(ARRAY_AND_SIZE(gsm_gpios)); 313 if (rc) 314 goto err_gpio; 315 rc = request_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE), gsm_on_irq, 316 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, 317 "GSM XS200 Power Irq", NULL); 318 if (rc) 319 goto err_irq; 320 321 gpio_set_wake(GPIO113_GSM_EVENT, 1); 322 return 0; 323 324err_irq: 325 printk(KERN_ERR "Mioa701: Can't request GSM_ON irq\n"); 326 gpio_free_array(ARRAY_AND_SIZE(gsm_gpios)); 327err_gpio: 328 printk(KERN_ERR "Mioa701: gsm not available\n"); 329 return rc; 330} 331 332static void gsm_exit(void) 333{ 334 free_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE), NULL); 335 gpio_free_array(ARRAY_AND_SIZE(gsm_gpios)); 336} 337 338/* 339 * Bluetooth BRF6150 chip 340 * 341 * BT handling was purged from kernel. For history, this is the way to go : 342 * - turn on : GPIO83_BT_ON = 1 343 * - turn off : GPIO83_BT_ON = 0 344 */ 345 346/* 347 * GPS Sirf Star III chip 348 * 349 * GPS handling was purged from kernel. For history, this is the way to go : 350 * - init : GPIO23_GPS_UNKNOWN1 = 1, GPIO26_GPS_ON = 0, GPIO27_GPS_RESET = 0 351 * GPIO106_GPS_UNKNOWN2 = 0, GPIO107_GPS_UNKNOWN3 = 0 352 * - turn on : GPIO27_GPS_RESET = 1, GPIO26_GPS_ON = 1 353 * - turn off : GPIO26_GPS_ON = 0, GPIO27_GPS_RESET = 0 354 */ 355 356/* 357 * USB UDC 358 */ 359static int is_usb_connected(void) 360{ 361 return !gpio_get_value(GPIO13_nUSB_DETECT); 362} 363 364static struct pxa2xx_udc_mach_info mioa701_udc_info = { 365 .udc_is_connected = is_usb_connected, 366 .gpio_pullup = GPIO22_USB_ENABLE, 367}; 368 369static struct gpiod_lookup_table gpio_vbus_gpiod_table = { 370 .dev_id = "gpio-vbus", 371 .table = { 372 GPIO_LOOKUP("gpio-pxa", GPIO13_nUSB_DETECT, 373 "vbus", GPIO_ACTIVE_LOW), 374 { }, 375 }, 376}; 377 378/* 379 * SDIO/MMC Card controller 380 */ 381/** 382 * The card detect interrupt isn't debounced so we delay it by 250ms 383 * to give the card a chance to fully insert/eject. 384 */ 385static struct pxamci_platform_data mioa701_mci_info = { 386 .detect_delay_ms = 250, 387 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, 388}; 389 390static struct gpiod_lookup_table mioa701_mci_gpio_table = { 391 .dev_id = "pxa2xx-mci.0", 392 .table = { 393 /* Card detect on GPIO 15 */ 394 GPIO_LOOKUP("gpio-pxa", GPIO15_SDIO_INSERT, 395 "cd", GPIO_ACTIVE_LOW), 396 /* Write protect on GPIO 78 */ 397 GPIO_LOOKUP("gpio-pxa", GPIO78_SDIO_RO, 398 "wp", GPIO_ACTIVE_LOW), 399 /* Power on GPIO 91 */ 400 GPIO_LOOKUP("gpio-pxa", GPIO91_SDIO_EN, 401 "power", GPIO_ACTIVE_HIGH), 402 { }, 403 }, 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 .sensor_i2c_adapter_id = 0, 631 .sensor_i2c_address = 0x5d, 632}; 633 634static struct i2c_board_info __initdata mioa701_pi2c_devices[] = { 635 { 636 I2C_BOARD_INFO("max1586", 0x14), 637 .platform_data = &max1586_info, 638 }, 639}; 640 641/* Board I2C devices. */ 642static struct i2c_board_info mioa701_i2c_devices[] = { 643 { 644 I2C_BOARD_INFO("mt9m111", 0x5d), 645 }, 646}; 647 648struct i2c_pxa_platform_data i2c_pdata = { 649 .fast_mode = 1, 650}; 651 652static pxa2xx_audio_ops_t mioa701_ac97_info = { 653 .reset_gpio = 95, 654 .codec_pdata = { &mioa701_wm97xx_pdata, }, 655}; 656 657/* 658 * Mio global 659 */ 660 661/* Devices */ 662#define MIO_PARENT_DEV(var, strname, tparent, pdata) \ 663static struct platform_device var = { \ 664 .name = strname, \ 665 .id = -1, \ 666 .dev = { \ 667 .platform_data = pdata, \ 668 .parent = tparent, \ 669 }, \ 670}; 671#define MIO_SIMPLE_DEV(var, strname, pdata) \ 672 MIO_PARENT_DEV(var, strname, NULL, pdata) 673 674MIO_SIMPLE_DEV(mioa701_gpio_keys, "gpio-keys", &mioa701_gpio_keys_data) 675MIO_PARENT_DEV(mioa701_backlight, "pwm-backlight", &pxa27x_device_pwm0.dev, 676 &mioa701_backlight_data); 677MIO_SIMPLE_DEV(mioa701_led, "leds-gpio", &gpio_led_info) 678MIO_SIMPLE_DEV(pxa2xx_pcm, "pxa2xx-pcm", NULL) 679MIO_SIMPLE_DEV(mioa701_sound, "mioa701-wm9713", NULL) 680MIO_SIMPLE_DEV(mioa701_board, "mioa701-board", NULL) 681MIO_SIMPLE_DEV(gpio_vbus, "gpio-vbus", NULL); 682 683static struct platform_device *devices[] __initdata = { 684 &mioa701_gpio_keys, 685 &mioa701_backlight, 686 &mioa701_led, 687 &pxa2xx_pcm, 688 &mioa701_sound, 689 &power_dev, 690 &docg3, 691 &gpio_vbus, 692 &mioa701_board, 693}; 694 695static void mioa701_machine_exit(void); 696 697static void mioa701_poweroff(void) 698{ 699 mioa701_machine_exit(); 700 pxa_restart(REBOOT_SOFT, NULL); 701} 702 703static void mioa701_restart(enum reboot_mode c, const char *cmd) 704{ 705 mioa701_machine_exit(); 706 pxa_restart(REBOOT_SOFT, cmd); 707} 708 709static struct gpio global_gpios[] = { 710 { GPIO9_CHARGE_EN, GPIOF_OUT_INIT_HIGH, "Charger enable" }, 711 { GPIO18_POWEROFF, GPIOF_OUT_INIT_LOW, "Power Off" }, 712 { GPIO87_LCD_POWER, GPIOF_OUT_INIT_LOW, "LCD Power" }, 713 { GPIO56_MT9M111_nOE, GPIOF_OUT_INIT_LOW, "Camera nOE" }, 714}; 715 716static struct regulator_consumer_supply fixed_5v0_consumers[] = { 717 REGULATOR_SUPPLY("power", "pwm-backlight"), 718}; 719 720static void __init mioa701_machine_init(void) 721{ 722 int rc; 723 724 PSLR = 0xff100000; /* SYSDEL=125ms, PWRDEL=125ms, PSLR_SL_ROD=1 */ 725 PCFR = PCFR_DC_EN | PCFR_GPR_EN | PCFR_OPDE; 726 RTTR = 32768 - 1; /* Reset crazy WinCE value */ 727 UP2OCR = UP2OCR_HXOE; 728 729 /* 730 * Set up the flash memory : DiskOnChip G3 on first static memory bank 731 */ 732 __raw_writel(0x7ff02dd8, MSC0); 733 __raw_writel(0x0001c391, MCMEM0); 734 __raw_writel(0x0001c391, MCATT0); 735 __raw_writel(0x0001c391, MCIO0); 736 737 738 pxa2xx_mfp_config(ARRAY_AND_SIZE(mioa701_pin_config)); 739 pxa_set_ffuart_info(NULL); 740 pxa_set_btuart_info(NULL); 741 pxa_set_stuart_info(NULL); 742 rc = gpio_request_array(ARRAY_AND_SIZE(global_gpios)); 743 if (rc) 744 pr_err("MioA701: Failed to request GPIOs: %d", rc); 745 bootstrap_init(); 746 pxa_set_fb_info(NULL, &mioa701_pxafb_info); 747 gpiod_add_lookup_table(&mioa701_mci_gpio_table); 748 pxa_set_mci_info(&mioa701_mci_info); 749 pxa_set_keypad_info(&mioa701_keypad_info); 750 pxa_set_udc_info(&mioa701_udc_info); 751 pxa_set_ac97_info(&mioa701_ac97_info); 752 pm_power_off = mioa701_poweroff; 753 pwm_add_table(mioa701_pwm_lookup, ARRAY_SIZE(mioa701_pwm_lookup)); 754 gpiod_add_lookup_table(&gpio_vbus_gpiod_table); 755 platform_add_devices(devices, ARRAY_SIZE(devices)); 756 gsm_init(); 757 758 i2c_register_board_info(0, ARRAY_AND_SIZE(mioa701_i2c_devices)); 759 i2c_register_board_info(1, ARRAY_AND_SIZE(mioa701_pi2c_devices)); 760 pxa_set_i2c_info(&i2c_pdata); 761 pxa27x_set_i2c_power_info(NULL); 762 pxa_set_camera_info(&mioa701_pxacamera_platform_data); 763 764 regulator_register_always_on(0, "fixed-5.0V", fixed_5v0_consumers, 765 ARRAY_SIZE(fixed_5v0_consumers), 766 5000000); 767 regulator_has_full_constraints(); 768} 769 770static void mioa701_machine_exit(void) 771{ 772 bootstrap_exit(); 773 gsm_exit(); 774} 775 776MACHINE_START(MIOA701, "MIO A701") 777 .atag_offset = 0x100, 778 .map_io = &pxa27x_map_io, 779 .nr_irqs = PXA_NR_IRQS, 780 .init_irq = &pxa27x_init_irq, 781 .handle_irq = &pxa27x_handle_irq, 782 .init_machine = mioa701_machine_init, 783 .init_time = pxa_timer_init, 784 .restart = mioa701_restart, 785MACHINE_END 786