1 /* 2 * Support for CompuLab EM-X270 platform 3 * 4 * Copyright (C) 2007, 2008 CompuLab, Ltd. 5 * Author: Mike Rapoport <mike@compulab.co.il> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 */ 11 12 #include <linux/irq.h> 13 #include <linux/platform_device.h> 14 #include <linux/delay.h> 15 16 #include <linux/dm9000.h> 17 #include <linux/platform_data/rtc-v3020.h> 18 #include <linux/mtd/rawnand.h> 19 #include <linux/mtd/partitions.h> 20 #include <linux/mtd/physmap.h> 21 #include <linux/input.h> 22 #include <linux/gpio_keys.h> 23 #include <linux/gpio.h> 24 #include <linux/mfd/da903x.h> 25 #include <linux/regulator/machine.h> 26 #include <linux/regulator/fixed.h> 27 #include <linux/spi/spi.h> 28 #include <linux/spi/tdo24m.h> 29 #include <linux/spi/libertas_spi.h> 30 #include <linux/spi/pxa2xx_spi.h> 31 #include <linux/power_supply.h> 32 #include <linux/apm-emulation.h> 33 #include <linux/i2c.h> 34 #include <linux/platform_data/pca953x.h> 35 #include <linux/platform_data/i2c-pxa.h> 36 #include <linux/regulator/userspace-consumer.h> 37 38 #include <asm/mach-types.h> 39 #include <asm/mach/arch.h> 40 41 #include "pxa27x.h" 42 #include "pxa27x-udc.h" 43 #include <mach/audio.h> 44 #include <linux/platform_data/video-pxafb.h> 45 #include <linux/platform_data/usb-ohci-pxa27x.h> 46 #include <linux/platform_data/mmc-pxamci.h> 47 #include <linux/platform_data/keypad-pxa27x.h> 48 #include <linux/platform_data/media/camera-pxa.h> 49 50 #include "generic.h" 51 #include "devices.h" 52 53 /* EM-X270 specific GPIOs */ 54 #define GPIO13_MMC_CD (13) 55 #define GPIO95_MMC_WP (95) 56 #define GPIO56_NAND_RB (56) 57 #define GPIO93_CAM_RESET (93) 58 #define GPIO16_USB_HUB_RESET (16) 59 60 /* eXeda specific GPIOs */ 61 #define GPIO114_MMC_CD (114) 62 #define GPIO20_NAND_RB (20) 63 #define GPIO38_SD_PWEN (38) 64 #define GPIO37_WLAN_RST (37) 65 #define GPIO95_TOUCHPAD_INT (95) 66 #define GPIO130_CAM_RESET (130) 67 #define GPIO10_USB_HUB_RESET (10) 68 69 /* common GPIOs */ 70 #define GPIO11_NAND_CS (11) 71 #define GPIO41_ETHIRQ (41) 72 #define EM_X270_ETHIRQ PXA_GPIO_TO_IRQ(GPIO41_ETHIRQ) 73 #define GPIO115_WLAN_PWEN (115) 74 #define GPIO19_WLAN_STRAP (19) 75 #define GPIO9_USB_VBUS_EN (9) 76 77 static int mmc_cd; 78 static int nand_rb; 79 static int dm9000_flags; 80 static int cam_reset; 81 static int usb_hub_reset; 82 83 static unsigned long common_pin_config[] = { 84 /* AC'97 */ 85 GPIO28_AC97_BITCLK, 86 GPIO29_AC97_SDATA_IN_0, 87 GPIO30_AC97_SDATA_OUT, 88 GPIO31_AC97_SYNC, 89 GPIO98_AC97_SYSCLK, 90 GPIO113_AC97_nRESET, 91 92 /* BTUART */ 93 GPIO42_BTUART_RXD, 94 GPIO43_BTUART_TXD, 95 GPIO44_BTUART_CTS, 96 GPIO45_BTUART_RTS, 97 98 /* STUART */ 99 GPIO46_STUART_RXD, 100 GPIO47_STUART_TXD, 101 102 /* MCI controller */ 103 GPIO32_MMC_CLK, 104 GPIO112_MMC_CMD, 105 GPIO92_MMC_DAT_0, 106 GPIO109_MMC_DAT_1, 107 GPIO110_MMC_DAT_2, 108 GPIO111_MMC_DAT_3, 109 110 /* LCD */ 111 GPIOxx_LCD_TFT_16BPP, 112 113 /* QCI */ 114 GPIO84_CIF_FV, 115 GPIO25_CIF_LV, 116 GPIO53_CIF_MCLK, 117 GPIO54_CIF_PCLK, 118 GPIO81_CIF_DD_0, 119 GPIO55_CIF_DD_1, 120 GPIO51_CIF_DD_2, 121 GPIO50_CIF_DD_3, 122 GPIO52_CIF_DD_4, 123 GPIO48_CIF_DD_5, 124 GPIO17_CIF_DD_6, 125 GPIO12_CIF_DD_7, 126 127 /* I2C */ 128 GPIO117_I2C_SCL, 129 GPIO118_I2C_SDA, 130 131 /* Keypad */ 132 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH, 133 GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH, 134 GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH, 135 GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH, 136 GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH, 137 GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH, 138 GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH, 139 GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH, 140 GPIO103_KP_MKOUT_0, 141 GPIO104_KP_MKOUT_1, 142 GPIO105_KP_MKOUT_2, 143 GPIO106_KP_MKOUT_3, 144 GPIO107_KP_MKOUT_4, 145 GPIO108_KP_MKOUT_5, 146 GPIO96_KP_MKOUT_6, 147 GPIO22_KP_MKOUT_7, 148 149 /* SSP1 */ 150 GPIO26_SSP1_RXD, 151 GPIO23_SSP1_SCLK, 152 GPIO24_SSP1_SFRM, 153 GPIO57_SSP1_TXD, 154 155 /* SSP2 */ 156 GPIO19_GPIO, /* SSP2 clock is used as GPIO for Libertas pin-strap */ 157 GPIO14_GPIO, 158 GPIO89_SSP2_TXD, 159 GPIO88_SSP2_RXD, 160 161 /* SDRAM and local bus */ 162 GPIO15_nCS_1, 163 GPIO78_nCS_2, 164 GPIO79_nCS_3, 165 GPIO80_nCS_4, 166 GPIO49_nPWE, 167 GPIO18_RDY, 168 169 /* GPIO */ 170 GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* sleep/resume button */ 171 172 /* power controls */ 173 GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */ 174 GPIO115_GPIO | MFP_LPM_DRIVE_LOW, /* WLAN_PWEN */ 175 176 /* NAND controls */ 177 GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */ 178 179 /* interrupts */ 180 GPIO41_GPIO, /* DM9000 interrupt */ 181 }; 182 183 static unsigned long em_x270_pin_config[] = { 184 GPIO13_GPIO, /* MMC card detect */ 185 GPIO16_GPIO, /* USB hub reset */ 186 GPIO56_GPIO, /* NAND Ready/Busy */ 187 GPIO93_GPIO | MFP_LPM_DRIVE_LOW, /* Camera reset */ 188 GPIO95_GPIO, /* MMC Write protect */ 189 }; 190 191 static unsigned long exeda_pin_config[] = { 192 GPIO10_GPIO, /* USB hub reset */ 193 GPIO20_GPIO, /* NAND Ready/Busy */ 194 GPIO38_GPIO | MFP_LPM_DRIVE_LOW, /* SD slot power */ 195 GPIO95_GPIO, /* touchpad IRQ */ 196 GPIO114_GPIO, /* MMC card detect */ 197 }; 198 199 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) 200 static struct resource em_x270_dm9000_resource[] = { 201 [0] = { 202 .start = PXA_CS2_PHYS, 203 .end = PXA_CS2_PHYS + 3, 204 .flags = IORESOURCE_MEM, 205 }, 206 [1] = { 207 .start = PXA_CS2_PHYS + 8, 208 .end = PXA_CS2_PHYS + 8 + 0x3f, 209 .flags = IORESOURCE_MEM, 210 }, 211 [2] = { 212 .start = EM_X270_ETHIRQ, 213 .end = EM_X270_ETHIRQ, 214 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, 215 } 216 }; 217 218 static struct dm9000_plat_data em_x270_dm9000_platdata = { 219 .flags = DM9000_PLATF_NO_EEPROM, 220 }; 221 222 static struct platform_device em_x270_dm9000 = { 223 .name = "dm9000", 224 .id = 0, 225 .num_resources = ARRAY_SIZE(em_x270_dm9000_resource), 226 .resource = em_x270_dm9000_resource, 227 .dev = { 228 .platform_data = &em_x270_dm9000_platdata, 229 } 230 }; 231 232 static void __init em_x270_init_dm9000(void) 233 { 234 em_x270_dm9000_platdata.flags |= dm9000_flags; 235 platform_device_register(&em_x270_dm9000); 236 } 237 #else 238 static inline void em_x270_init_dm9000(void) {} 239 #endif 240 241 /* V3020 RTC */ 242 #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE) 243 static struct resource em_x270_v3020_resource[] = { 244 [0] = { 245 .start = PXA_CS4_PHYS, 246 .end = PXA_CS4_PHYS + 3, 247 .flags = IORESOURCE_MEM, 248 }, 249 }; 250 251 static struct v3020_platform_data em_x270_v3020_platdata = { 252 .leftshift = 0, 253 }; 254 255 static struct platform_device em_x270_rtc = { 256 .name = "v3020", 257 .num_resources = ARRAY_SIZE(em_x270_v3020_resource), 258 .resource = em_x270_v3020_resource, 259 .id = -1, 260 .dev = { 261 .platform_data = &em_x270_v3020_platdata, 262 } 263 }; 264 265 static void __init em_x270_init_rtc(void) 266 { 267 platform_device_register(&em_x270_rtc); 268 } 269 #else 270 static inline void em_x270_init_rtc(void) {} 271 #endif 272 273 /* NAND flash */ 274 #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE) 275 static inline void nand_cs_on(void) 276 { 277 gpio_set_value(GPIO11_NAND_CS, 0); 278 } 279 280 static void nand_cs_off(void) 281 { 282 dsb(); 283 284 gpio_set_value(GPIO11_NAND_CS, 1); 285 } 286 287 /* hardware specific access to control-lines */ 288 static void em_x270_nand_cmd_ctl(struct mtd_info *mtd, int dat, 289 unsigned int ctrl) 290 { 291 struct nand_chip *this = mtd_to_nand(mtd); 292 unsigned long nandaddr = (unsigned long)this->IO_ADDR_W; 293 294 dsb(); 295 296 if (ctrl & NAND_CTRL_CHANGE) { 297 if (ctrl & NAND_ALE) 298 nandaddr |= (1 << 3); 299 else 300 nandaddr &= ~(1 << 3); 301 if (ctrl & NAND_CLE) 302 nandaddr |= (1 << 2); 303 else 304 nandaddr &= ~(1 << 2); 305 if (ctrl & NAND_NCE) 306 nand_cs_on(); 307 else 308 nand_cs_off(); 309 } 310 311 dsb(); 312 this->IO_ADDR_W = (void __iomem *)nandaddr; 313 if (dat != NAND_CMD_NONE) 314 writel(dat, this->IO_ADDR_W); 315 316 dsb(); 317 } 318 319 /* read device ready pin */ 320 static int em_x270_nand_device_ready(struct mtd_info *mtd) 321 { 322 dsb(); 323 324 return gpio_get_value(nand_rb); 325 } 326 327 static struct mtd_partition em_x270_partition_info[] = { 328 [0] = { 329 .name = "em_x270-0", 330 .offset = 0, 331 .size = SZ_4M, 332 }, 333 [1] = { 334 .name = "em_x270-1", 335 .offset = MTDPART_OFS_APPEND, 336 .size = MTDPART_SIZ_FULL 337 }, 338 }; 339 340 struct platform_nand_data em_x270_nand_platdata = { 341 .chip = { 342 .nr_chips = 1, 343 .chip_offset = 0, 344 .nr_partitions = ARRAY_SIZE(em_x270_partition_info), 345 .partitions = em_x270_partition_info, 346 .chip_delay = 20, 347 }, 348 .ctrl = { 349 .hwcontrol = 0, 350 .dev_ready = em_x270_nand_device_ready, 351 .select_chip = 0, 352 .cmd_ctrl = em_x270_nand_cmd_ctl, 353 }, 354 }; 355 356 static struct resource em_x270_nand_resource[] = { 357 [0] = { 358 .start = PXA_CS1_PHYS, 359 .end = PXA_CS1_PHYS + 12, 360 .flags = IORESOURCE_MEM, 361 }, 362 }; 363 364 static struct platform_device em_x270_nand = { 365 .name = "gen_nand", 366 .num_resources = ARRAY_SIZE(em_x270_nand_resource), 367 .resource = em_x270_nand_resource, 368 .id = -1, 369 .dev = { 370 .platform_data = &em_x270_nand_platdata, 371 } 372 }; 373 374 static void __init em_x270_init_nand(void) 375 { 376 int err; 377 378 err = gpio_request(GPIO11_NAND_CS, "NAND CS"); 379 if (err) { 380 pr_warn("EM-X270: failed to request NAND CS gpio\n"); 381 return; 382 } 383 384 gpio_direction_output(GPIO11_NAND_CS, 1); 385 386 err = gpio_request(nand_rb, "NAND R/B"); 387 if (err) { 388 pr_warn("EM-X270: failed to request NAND R/B gpio\n"); 389 gpio_free(GPIO11_NAND_CS); 390 return; 391 } 392 393 gpio_direction_input(nand_rb); 394 395 platform_device_register(&em_x270_nand); 396 } 397 #else 398 static inline void em_x270_init_nand(void) {} 399 #endif 400 401 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) 402 static struct mtd_partition em_x270_nor_parts[] = { 403 { 404 .name = "Bootloader", 405 .offset = 0x00000000, 406 .size = 0x00050000, 407 .mask_flags = MTD_WRITEABLE /* force read-only */ 408 }, { 409 .name = "Environment", 410 .offset = 0x00050000, 411 .size = 0x00010000, 412 }, { 413 .name = "Reserved", 414 .offset = 0x00060000, 415 .size = 0x00050000, 416 .mask_flags = MTD_WRITEABLE /* force read-only */ 417 }, { 418 .name = "Splashscreen", 419 .offset = 0x000b0000, 420 .size = 0x00050000, 421 } 422 }; 423 424 static struct physmap_flash_data em_x270_nor_data[] = { 425 [0] = { 426 .width = 2, 427 .parts = em_x270_nor_parts, 428 .nr_parts = ARRAY_SIZE(em_x270_nor_parts), 429 }, 430 }; 431 432 static struct resource em_x270_nor_flash_resource = { 433 .start = PXA_CS0_PHYS, 434 .end = PXA_CS0_PHYS + SZ_1M - 1, 435 .flags = IORESOURCE_MEM, 436 }; 437 438 static struct platform_device em_x270_physmap_flash = { 439 .name = "physmap-flash", 440 .id = 0, 441 .num_resources = 1, 442 .resource = &em_x270_nor_flash_resource, 443 .dev = { 444 .platform_data = &em_x270_nor_data, 445 }, 446 }; 447 448 static void __init em_x270_init_nor(void) 449 { 450 platform_device_register(&em_x270_physmap_flash); 451 } 452 #else 453 static inline void em_x270_init_nor(void) {} 454 #endif 455 456 /* PXA27x OHCI controller setup */ 457 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) 458 static struct regulator *em_x270_usb_ldo; 459 460 static int em_x270_usb_hub_init(void) 461 { 462 int err; 463 464 em_x270_usb_ldo = regulator_get(NULL, "vcc usb"); 465 if (IS_ERR(em_x270_usb_ldo)) 466 return PTR_ERR(em_x270_usb_ldo); 467 468 err = gpio_request(GPIO9_USB_VBUS_EN, "vbus en"); 469 if (err) 470 goto err_free_usb_ldo; 471 472 err = gpio_request(usb_hub_reset, "hub rst"); 473 if (err) 474 goto err_free_vbus_gpio; 475 476 /* USB Hub power-on and reset */ 477 gpio_direction_output(usb_hub_reset, 1); 478 gpio_direction_output(GPIO9_USB_VBUS_EN, 0); 479 err = regulator_enable(em_x270_usb_ldo); 480 if (err) 481 goto err_free_rst_gpio; 482 483 gpio_set_value(usb_hub_reset, 0); 484 gpio_set_value(usb_hub_reset, 1); 485 regulator_disable(em_x270_usb_ldo); 486 err = regulator_enable(em_x270_usb_ldo); 487 if (err) 488 goto err_free_rst_gpio; 489 490 gpio_set_value(usb_hub_reset, 0); 491 gpio_set_value(GPIO9_USB_VBUS_EN, 1); 492 493 return 0; 494 495 err_free_rst_gpio: 496 gpio_free(usb_hub_reset); 497 err_free_vbus_gpio: 498 gpio_free(GPIO9_USB_VBUS_EN); 499 err_free_usb_ldo: 500 regulator_put(em_x270_usb_ldo); 501 502 return err; 503 } 504 505 static int em_x270_ohci_init(struct device *dev) 506 { 507 int err; 508 509 /* we don't want to entirely disable USB if the HUB init failed */ 510 err = em_x270_usb_hub_init(); 511 if (err) 512 pr_err("USB Hub initialization failed: %d\n", err); 513 514 /* enable port 2 transiever */ 515 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE; 516 517 return 0; 518 } 519 520 static void em_x270_ohci_exit(struct device *dev) 521 { 522 gpio_free(usb_hub_reset); 523 gpio_free(GPIO9_USB_VBUS_EN); 524 525 if (!IS_ERR(em_x270_usb_ldo)) { 526 if (regulator_is_enabled(em_x270_usb_ldo)) 527 regulator_disable(em_x270_usb_ldo); 528 529 regulator_put(em_x270_usb_ldo); 530 } 531 } 532 533 static struct pxaohci_platform_data em_x270_ohci_platform_data = { 534 .port_mode = PMM_PERPORT_MODE, 535 .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW, 536 .init = em_x270_ohci_init, 537 .exit = em_x270_ohci_exit, 538 }; 539 540 static void __init em_x270_init_ohci(void) 541 { 542 pxa_set_ohci_info(&em_x270_ohci_platform_data); 543 } 544 #else 545 static inline void em_x270_init_ohci(void) {} 546 #endif 547 548 /* MCI controller setup */ 549 #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE) 550 static struct regulator *em_x270_sdio_ldo; 551 552 static int em_x270_mci_init(struct device *dev, 553 irq_handler_t em_x270_detect_int, 554 void *data) 555 { 556 int err; 557 558 em_x270_sdio_ldo = regulator_get(dev, "vcc sdio"); 559 if (IS_ERR(em_x270_sdio_ldo)) { 560 dev_err(dev, "can't request SDIO power supply: %ld\n", 561 PTR_ERR(em_x270_sdio_ldo)); 562 return PTR_ERR(em_x270_sdio_ldo); 563 } 564 565 err = request_irq(gpio_to_irq(mmc_cd), em_x270_detect_int, 566 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, 567 "MMC card detect", data); 568 if (err) { 569 dev_err(dev, "can't request MMC card detect IRQ: %d\n", err); 570 goto err_irq; 571 } 572 573 if (machine_is_em_x270()) { 574 err = gpio_request(GPIO95_MMC_WP, "MMC WP"); 575 if (err) { 576 dev_err(dev, "can't request MMC write protect: %d\n", 577 err); 578 goto err_gpio_wp; 579 } 580 gpio_direction_input(GPIO95_MMC_WP); 581 } else { 582 err = gpio_request(GPIO38_SD_PWEN, "sdio power"); 583 if (err) { 584 dev_err(dev, "can't request MMC power control : %d\n", 585 err); 586 goto err_gpio_wp; 587 } 588 gpio_direction_output(GPIO38_SD_PWEN, 1); 589 } 590 591 return 0; 592 593 err_gpio_wp: 594 free_irq(gpio_to_irq(mmc_cd), data); 595 err_irq: 596 regulator_put(em_x270_sdio_ldo); 597 598 return err; 599 } 600 601 static int em_x270_mci_setpower(struct device *dev, unsigned int vdd) 602 { 603 struct pxamci_platform_data* p_d = dev->platform_data; 604 605 if ((1 << vdd) & p_d->ocr_mask) { 606 int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000; 607 608 regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV); 609 return regulator_enable(em_x270_sdio_ldo); 610 } else { 611 regulator_disable(em_x270_sdio_ldo); 612 } 613 return 0; 614 } 615 616 static void em_x270_mci_exit(struct device *dev, void *data) 617 { 618 free_irq(gpio_to_irq(mmc_cd), data); 619 regulator_put(em_x270_sdio_ldo); 620 621 if (machine_is_em_x270()) 622 gpio_free(GPIO95_MMC_WP); 623 else 624 gpio_free(GPIO38_SD_PWEN); 625 } 626 627 static int em_x270_mci_get_ro(struct device *dev) 628 { 629 return gpio_get_value(GPIO95_MMC_WP); 630 } 631 632 static struct pxamci_platform_data em_x270_mci_platform_data = { 633 .detect_delay_ms = 250, 634 .ocr_mask = MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23| 635 MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27| 636 MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30| 637 MMC_VDD_30_31|MMC_VDD_31_32, 638 .init = em_x270_mci_init, 639 .setpower = em_x270_mci_setpower, 640 .exit = em_x270_mci_exit, 641 .gpio_card_detect = -1, 642 .gpio_card_ro = -1, 643 .gpio_power = -1, 644 }; 645 646 static void __init em_x270_init_mmc(void) 647 { 648 if (machine_is_em_x270()) 649 em_x270_mci_platform_data.get_ro = em_x270_mci_get_ro; 650 651 pxa_set_mci_info(&em_x270_mci_platform_data); 652 } 653 #else 654 static inline void em_x270_init_mmc(void) {} 655 #endif 656 657 /* LCD */ 658 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) 659 static struct pxafb_mode_info em_x270_lcd_modes[] = { 660 [0] = { 661 .pixclock = 38250, 662 .bpp = 16, 663 .xres = 480, 664 .yres = 640, 665 .hsync_len = 8, 666 .vsync_len = 2, 667 .left_margin = 8, 668 .upper_margin = 2, 669 .right_margin = 24, 670 .lower_margin = 4, 671 .sync = 0, 672 }, 673 [1] = { 674 .pixclock = 153800, 675 .bpp = 16, 676 .xres = 240, 677 .yres = 320, 678 .hsync_len = 8, 679 .vsync_len = 2, 680 .left_margin = 8, 681 .upper_margin = 2, 682 .right_margin = 88, 683 .lower_margin = 2, 684 .sync = 0, 685 }, 686 }; 687 688 static struct pxafb_mach_info em_x270_lcd = { 689 .modes = em_x270_lcd_modes, 690 .num_modes = 2, 691 .lcd_conn = LCD_COLOR_TFT_16BPP, 692 }; 693 694 static void __init em_x270_init_lcd(void) 695 { 696 pxa_set_fb_info(NULL, &em_x270_lcd); 697 } 698 #else 699 static inline void em_x270_init_lcd(void) {} 700 #endif 701 702 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) 703 static struct pxa2xx_spi_master em_x270_spi_info = { 704 .num_chipselect = 1, 705 }; 706 707 static struct pxa2xx_spi_chip em_x270_tdo24m_chip = { 708 .rx_threshold = 1, 709 .tx_threshold = 1, 710 .gpio_cs = -1, 711 }; 712 713 static struct tdo24m_platform_data em_x270_tdo24m_pdata = { 714 .model = TDO35S, 715 }; 716 717 static struct pxa2xx_spi_master em_x270_spi_2_info = { 718 .num_chipselect = 1, 719 .enable_dma = 1, 720 }; 721 722 static struct pxa2xx_spi_chip em_x270_libertas_chip = { 723 .rx_threshold = 1, 724 .tx_threshold = 1, 725 .timeout = 1000, 726 .gpio_cs = 14, 727 }; 728 729 static unsigned long em_x270_libertas_pin_config[] = { 730 /* SSP2 */ 731 GPIO19_SSP2_SCLK, 732 GPIO14_GPIO, 733 GPIO89_SSP2_TXD, 734 GPIO88_SSP2_RXD, 735 }; 736 737 static int em_x270_libertas_setup(struct spi_device *spi) 738 { 739 int err = gpio_request(GPIO115_WLAN_PWEN, "WLAN PWEN"); 740 if (err) 741 return err; 742 743 err = gpio_request(GPIO19_WLAN_STRAP, "WLAN STRAP"); 744 if (err) 745 goto err_free_pwen; 746 747 if (machine_is_exeda()) { 748 err = gpio_request(GPIO37_WLAN_RST, "WLAN RST"); 749 if (err) 750 goto err_free_strap; 751 752 gpio_direction_output(GPIO37_WLAN_RST, 1); 753 msleep(100); 754 } 755 756 gpio_direction_output(GPIO19_WLAN_STRAP, 1); 757 msleep(100); 758 759 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config)); 760 761 gpio_direction_output(GPIO115_WLAN_PWEN, 0); 762 msleep(100); 763 gpio_set_value(GPIO115_WLAN_PWEN, 1); 764 msleep(100); 765 766 spi->bits_per_word = 16; 767 spi_setup(spi); 768 769 return 0; 770 771 err_free_strap: 772 gpio_free(GPIO19_WLAN_STRAP); 773 err_free_pwen: 774 gpio_free(GPIO115_WLAN_PWEN); 775 776 return err; 777 } 778 779 static int em_x270_libertas_teardown(struct spi_device *spi) 780 { 781 gpio_set_value(GPIO115_WLAN_PWEN, 0); 782 gpio_free(GPIO115_WLAN_PWEN); 783 gpio_free(GPIO19_WLAN_STRAP); 784 785 if (machine_is_exeda()) { 786 gpio_set_value(GPIO37_WLAN_RST, 0); 787 gpio_free(GPIO37_WLAN_RST); 788 } 789 790 return 0; 791 } 792 793 struct libertas_spi_platform_data em_x270_libertas_pdata = { 794 .use_dummy_writes = 1, 795 .setup = em_x270_libertas_setup, 796 .teardown = em_x270_libertas_teardown, 797 }; 798 799 static struct spi_board_info em_x270_spi_devices[] __initdata = { 800 { 801 .modalias = "tdo24m", 802 .max_speed_hz = 1000000, 803 .bus_num = 1, 804 .chip_select = 0, 805 .controller_data = &em_x270_tdo24m_chip, 806 .platform_data = &em_x270_tdo24m_pdata, 807 }, 808 { 809 .modalias = "libertas_spi", 810 .max_speed_hz = 13000000, 811 .bus_num = 2, 812 .irq = PXA_GPIO_TO_IRQ(116), 813 .chip_select = 0, 814 .controller_data = &em_x270_libertas_chip, 815 .platform_data = &em_x270_libertas_pdata, 816 }, 817 }; 818 819 static void __init em_x270_init_spi(void) 820 { 821 pxa2xx_set_spi_info(1, &em_x270_spi_info); 822 pxa2xx_set_spi_info(2, &em_x270_spi_2_info); 823 spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices)); 824 } 825 #else 826 static inline void em_x270_init_spi(void) {} 827 #endif 828 829 #if defined(CONFIG_SND_PXA2XX_LIB_AC97) 830 static pxa2xx_audio_ops_t em_x270_ac97_info = { 831 .reset_gpio = 113, 832 }; 833 834 static void __init em_x270_init_ac97(void) 835 { 836 pxa_set_ac97_info(&em_x270_ac97_info); 837 } 838 #else 839 static inline void em_x270_init_ac97(void) {} 840 #endif 841 842 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE) 843 static const unsigned int em_x270_module_matrix_keys[] = { 844 KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B), 845 KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT), 846 KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D), 847 }; 848 849 static struct matrix_keymap_data em_x270_matrix_keymap_data = { 850 .keymap = em_x270_module_matrix_keys, 851 .keymap_size = ARRAY_SIZE(em_x270_module_matrix_keys), 852 }; 853 854 struct pxa27x_keypad_platform_data em_x270_module_keypad_info = { 855 /* code map for the matrix keys */ 856 .matrix_key_rows = 3, 857 .matrix_key_cols = 3, 858 .matrix_keymap_data = &em_x270_matrix_keymap_data, 859 }; 860 861 static const unsigned int em_x270_exeda_matrix_keys[] = { 862 KEY(0, 0, KEY_RIGHTSHIFT), KEY(0, 1, KEY_RIGHTCTRL), 863 KEY(0, 2, KEY_RIGHTALT), KEY(0, 3, KEY_SPACE), 864 KEY(0, 4, KEY_LEFTALT), KEY(0, 5, KEY_LEFTCTRL), 865 KEY(0, 6, KEY_ENTER), KEY(0, 7, KEY_SLASH), 866 867 KEY(1, 0, KEY_DOT), KEY(1, 1, KEY_M), 868 KEY(1, 2, KEY_N), KEY(1, 3, KEY_B), 869 KEY(1, 4, KEY_V), KEY(1, 5, KEY_C), 870 KEY(1, 6, KEY_X), KEY(1, 7, KEY_Z), 871 872 KEY(2, 0, KEY_LEFTSHIFT), KEY(2, 1, KEY_SEMICOLON), 873 KEY(2, 2, KEY_L), KEY(2, 3, KEY_K), 874 KEY(2, 4, KEY_J), KEY(2, 5, KEY_H), 875 KEY(2, 6, KEY_G), KEY(2, 7, KEY_F), 876 877 KEY(3, 0, KEY_D), KEY(3, 1, KEY_S), 878 KEY(3, 2, KEY_A), KEY(3, 3, KEY_TAB), 879 KEY(3, 4, KEY_BACKSPACE), KEY(3, 5, KEY_P), 880 KEY(3, 6, KEY_O), KEY(3, 7, KEY_I), 881 882 KEY(4, 0, KEY_U), KEY(4, 1, KEY_Y), 883 KEY(4, 2, KEY_T), KEY(4, 3, KEY_R), 884 KEY(4, 4, KEY_E), KEY(4, 5, KEY_W), 885 KEY(4, 6, KEY_Q), KEY(4, 7, KEY_MINUS), 886 887 KEY(5, 0, KEY_0), KEY(5, 1, KEY_9), 888 KEY(5, 2, KEY_8), KEY(5, 3, KEY_7), 889 KEY(5, 4, KEY_6), KEY(5, 5, KEY_5), 890 KEY(5, 6, KEY_4), KEY(5, 7, KEY_3), 891 892 KEY(6, 0, KEY_2), KEY(6, 1, KEY_1), 893 KEY(6, 2, KEY_ENTER), KEY(6, 3, KEY_END), 894 KEY(6, 4, KEY_DOWN), KEY(6, 5, KEY_UP), 895 KEY(6, 6, KEY_MENU), KEY(6, 7, KEY_F1), 896 897 KEY(7, 0, KEY_LEFT), KEY(7, 1, KEY_RIGHT), 898 KEY(7, 2, KEY_BACK), KEY(7, 3, KEY_HOME), 899 KEY(7, 4, 0), KEY(7, 5, 0), 900 KEY(7, 6, 0), KEY(7, 7, 0), 901 }; 902 903 static struct matrix_keymap_data em_x270_exeda_matrix_keymap_data = { 904 .keymap = em_x270_exeda_matrix_keys, 905 .keymap_size = ARRAY_SIZE(em_x270_exeda_matrix_keys), 906 }; 907 908 struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info = { 909 /* code map for the matrix keys */ 910 .matrix_key_rows = 8, 911 .matrix_key_cols = 8, 912 .matrix_keymap_data = &em_x270_exeda_matrix_keymap_data, 913 }; 914 915 static void __init em_x270_init_keypad(void) 916 { 917 if (machine_is_em_x270()) 918 pxa_set_keypad_info(&em_x270_module_keypad_info); 919 else 920 pxa_set_keypad_info(&em_x270_exeda_keypad_info); 921 } 922 #else 923 static inline void em_x270_init_keypad(void) {} 924 #endif 925 926 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) 927 static struct gpio_keys_button gpio_keys_button[] = { 928 [0] = { 929 .desc = "sleep/wakeup", 930 .code = KEY_SUSPEND, 931 .type = EV_PWR, 932 .gpio = 1, 933 .wakeup = 1, 934 }, 935 }; 936 937 static struct gpio_keys_platform_data em_x270_gpio_keys_data = { 938 .buttons = gpio_keys_button, 939 .nbuttons = 1, 940 }; 941 942 static struct platform_device em_x270_gpio_keys = { 943 .name = "gpio-keys", 944 .id = -1, 945 .dev = { 946 .platform_data = &em_x270_gpio_keys_data, 947 }, 948 }; 949 950 static void __init em_x270_init_gpio_keys(void) 951 { 952 platform_device_register(&em_x270_gpio_keys); 953 } 954 #else 955 static inline void em_x270_init_gpio_keys(void) {} 956 #endif 957 958 /* Quick Capture Interface and sensor setup */ 959 #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE) 960 static int em_x270_sensor_init(void) 961 { 962 int ret; 963 964 ret = gpio_request(cam_reset, "camera reset"); 965 if (ret) 966 return ret; 967 968 gpio_direction_output(cam_reset, 0); 969 gpio_set_value(cam_reset, 1); 970 971 return 0; 972 } 973 974 static struct regulator_consumer_supply camera_dummy_supplies[] = { 975 REGULATOR_SUPPLY("vdd", "0-005d"), 976 }; 977 978 static struct regulator_init_data camera_dummy_initdata = { 979 .consumer_supplies = camera_dummy_supplies, 980 .num_consumer_supplies = ARRAY_SIZE(camera_dummy_supplies), 981 .constraints = { 982 .valid_ops_mask = REGULATOR_CHANGE_STATUS, 983 }, 984 }; 985 986 static struct fixed_voltage_config camera_dummy_config = { 987 .supply_name = "camera_vdd", 988 .input_supply = "vcc cam", 989 .microvolts = 2800000, 990 .gpio = -1, 991 .enable_high = 0, 992 .init_data = &camera_dummy_initdata, 993 }; 994 995 static struct platform_device camera_supply_dummy_device = { 996 .name = "reg-fixed-voltage", 997 .id = 1, 998 .dev = { 999 .platform_data = &camera_dummy_config, 1000 }, 1001 }; 1002 1003 struct pxacamera_platform_data em_x270_camera_platform_data = { 1004 .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | 1005 PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN, 1006 .mclk_10khz = 2600, 1007 .sensor_i2c_adapter_id = 0, 1008 .sensor_i2c_address = 0x5d, 1009 }; 1010 1011 static void __init em_x270_init_camera(void) 1012 { 1013 if (em_x270_sensor_init() == 0) 1014 pxa_set_camera_info(&em_x270_camera_platform_data); 1015 platform_device_register(&camera_supply_dummy_device); 1016 } 1017 #else 1018 static inline void em_x270_init_camera(void) {} 1019 #endif 1020 1021 static struct regulator_bulk_data em_x270_gps_consumer_supply = { 1022 .supply = "vcc gps", 1023 }; 1024 1025 static struct regulator_userspace_consumer_data em_x270_gps_consumer_data = { 1026 .name = "vcc gps", 1027 .num_supplies = 1, 1028 .supplies = &em_x270_gps_consumer_supply, 1029 }; 1030 1031 static struct platform_device em_x270_gps_userspace_consumer = { 1032 .name = "reg-userspace-consumer", 1033 .id = 0, 1034 .dev = { 1035 .platform_data = &em_x270_gps_consumer_data, 1036 }, 1037 }; 1038 1039 static struct regulator_bulk_data em_x270_gprs_consumer_supply = { 1040 .supply = "vcc gprs", 1041 }; 1042 1043 static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data = { 1044 .name = "vcc gprs", 1045 .num_supplies = 1, 1046 .supplies = &em_x270_gprs_consumer_supply 1047 }; 1048 1049 static struct platform_device em_x270_gprs_userspace_consumer = { 1050 .name = "reg-userspace-consumer", 1051 .id = 1, 1052 .dev = { 1053 .platform_data = &em_x270_gprs_consumer_data, 1054 } 1055 }; 1056 1057 static struct platform_device *em_x270_userspace_consumers[] = { 1058 &em_x270_gps_userspace_consumer, 1059 &em_x270_gprs_userspace_consumer, 1060 }; 1061 1062 static void __init em_x270_userspace_consumers_init(void) 1063 { 1064 platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers)); 1065 } 1066 1067 /* DA9030 related initializations */ 1068 #define REGULATOR_CONSUMER(_name, _dev_name, _supply) \ 1069 static struct regulator_consumer_supply _name##_consumers[] = { \ 1070 REGULATOR_SUPPLY(_supply, _dev_name), \ 1071 } 1072 1073 REGULATOR_CONSUMER(ldo3, "reg-userspace-consumer.0", "vcc gps"); 1074 REGULATOR_CONSUMER(ldo5, NULL, "vcc cam"); 1075 REGULATOR_CONSUMER(ldo10, "pxa2xx-mci", "vcc sdio"); 1076 REGULATOR_CONSUMER(ldo12, NULL, "vcc usb"); 1077 REGULATOR_CONSUMER(ldo19, "reg-userspace-consumer.1", "vcc gprs"); 1078 REGULATOR_CONSUMER(buck2, NULL, "vcc_core"); 1079 1080 #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \ 1081 static struct regulator_init_data _ldo##_data = { \ 1082 .constraints = { \ 1083 .min_uV = _min_uV, \ 1084 .max_uV = _max_uV, \ 1085 .state_mem = { \ 1086 .enabled = 0, \ 1087 }, \ 1088 .valid_ops_mask = _ops_mask, \ 1089 .apply_uV = 1, \ 1090 }, \ 1091 .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \ 1092 .consumer_supplies = _ldo##_consumers, \ 1093 }; 1094 1095 REGULATOR_INIT(ldo3, 3200000, 3200000, REGULATOR_CHANGE_STATUS); 1096 REGULATOR_INIT(ldo5, 3000000, 3000000, REGULATOR_CHANGE_STATUS); 1097 REGULATOR_INIT(ldo10, 2000000, 3200000, 1098 REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE); 1099 REGULATOR_INIT(ldo12, 3000000, 3000000, REGULATOR_CHANGE_STATUS); 1100 REGULATOR_INIT(ldo19, 3200000, 3200000, REGULATOR_CHANGE_STATUS); 1101 REGULATOR_INIT(buck2, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE); 1102 1103 struct led_info em_x270_led_info = { 1104 .name = "em-x270:orange", 1105 .default_trigger = "battery-charging-or-full", 1106 }; 1107 1108 struct power_supply_info em_x270_psy_info = { 1109 .name = "battery", 1110 .technology = POWER_SUPPLY_TECHNOLOGY_LIPO, 1111 .voltage_max_design = 4200000, 1112 .voltage_min_design = 3000000, 1113 .use_for_apm = 1, 1114 }; 1115 1116 static void em_x270_battery_low(void) 1117 { 1118 #if defined(CONFIG_APM_EMULATION) 1119 apm_queue_event(APM_LOW_BATTERY); 1120 #endif 1121 } 1122 1123 static void em_x270_battery_critical(void) 1124 { 1125 #if defined(CONFIG_APM_EMULATION) 1126 apm_queue_event(APM_CRITICAL_SUSPEND); 1127 #endif 1128 } 1129 1130 struct da9030_battery_info em_x270_batterty_info = { 1131 .battery_info = &em_x270_psy_info, 1132 1133 .charge_milliamp = 1000, 1134 .charge_millivolt = 4200, 1135 1136 .vbat_low = 3600, 1137 .vbat_crit = 3400, 1138 .vbat_charge_start = 4100, 1139 .vbat_charge_stop = 4200, 1140 .vbat_charge_restart = 4000, 1141 1142 .vcharge_min = 3200, 1143 .vcharge_max = 5500, 1144 1145 .tbat_low = 197, 1146 .tbat_high = 78, 1147 .tbat_restart = 100, 1148 1149 .batmon_interval = 0, 1150 1151 .battery_low = em_x270_battery_low, 1152 .battery_critical = em_x270_battery_critical, 1153 }; 1154 1155 #define DA9030_SUBDEV(_name, _id, _pdata) \ 1156 { \ 1157 .name = "da903x-" #_name, \ 1158 .id = DA9030_ID_##_id, \ 1159 .platform_data = _pdata, \ 1160 } 1161 1162 #define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data) 1163 1164 struct da903x_subdev_info em_x270_da9030_subdevs[] = { 1165 DA9030_LDO(3), 1166 DA9030_LDO(5), 1167 DA9030_LDO(10), 1168 DA9030_LDO(12), 1169 DA9030_LDO(19), 1170 1171 DA9030_SUBDEV(regulator, BUCK2, &buck2_data), 1172 1173 DA9030_SUBDEV(led, LED_PC, &em_x270_led_info), 1174 DA9030_SUBDEV(backlight, WLED, &em_x270_led_info), 1175 DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info), 1176 }; 1177 1178 static struct da903x_platform_data em_x270_da9030_info = { 1179 .num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs), 1180 .subdevs = em_x270_da9030_subdevs, 1181 }; 1182 1183 static struct i2c_board_info em_x270_i2c_pmic_info = { 1184 I2C_BOARD_INFO("da9030", 0x49), 1185 .irq = PXA_GPIO_TO_IRQ(0), 1186 .platform_data = &em_x270_da9030_info, 1187 }; 1188 1189 static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = { 1190 .use_pio = 1, 1191 }; 1192 1193 static void __init em_x270_init_da9030(void) 1194 { 1195 pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info); 1196 i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1); 1197 } 1198 1199 static struct pca953x_platform_data exeda_gpio_ext_pdata = { 1200 .gpio_base = 128, 1201 }; 1202 1203 static struct i2c_board_info exeda_i2c_info[] = { 1204 { 1205 I2C_BOARD_INFO("pca9555", 0x21), 1206 .platform_data = &exeda_gpio_ext_pdata, 1207 }, 1208 }; 1209 1210 static struct i2c_pxa_platform_data em_x270_i2c_info = { 1211 .fast_mode = 1, 1212 }; 1213 1214 static void __init em_x270_init_i2c(void) 1215 { 1216 pxa_set_i2c_info(&em_x270_i2c_info); 1217 1218 if (machine_is_exeda()) 1219 i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info)); 1220 } 1221 1222 static void __init em_x270_module_init(void) 1223 { 1224 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config)); 1225 1226 mmc_cd = GPIO13_MMC_CD; 1227 nand_rb = GPIO56_NAND_RB; 1228 dm9000_flags = DM9000_PLATF_32BITONLY; 1229 cam_reset = GPIO93_CAM_RESET; 1230 usb_hub_reset = GPIO16_USB_HUB_RESET; 1231 } 1232 1233 static void __init em_x270_exeda_init(void) 1234 { 1235 pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config)); 1236 1237 mmc_cd = GPIO114_MMC_CD; 1238 nand_rb = GPIO20_NAND_RB; 1239 dm9000_flags = DM9000_PLATF_16BITONLY; 1240 cam_reset = GPIO130_CAM_RESET; 1241 usb_hub_reset = GPIO10_USB_HUB_RESET; 1242 } 1243 1244 static void __init em_x270_init(void) 1245 { 1246 pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config)); 1247 1248 pxa_set_ffuart_info(NULL); 1249 pxa_set_btuart_info(NULL); 1250 pxa_set_stuart_info(NULL); 1251 1252 #ifdef CONFIG_PM 1253 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP); 1254 #endif 1255 1256 if (machine_is_em_x270()) 1257 em_x270_module_init(); 1258 else if (machine_is_exeda()) 1259 em_x270_exeda_init(); 1260 else 1261 panic("Unsupported machine: %d\n", machine_arch_type); 1262 1263 em_x270_init_da9030(); 1264 em_x270_init_dm9000(); 1265 em_x270_init_rtc(); 1266 em_x270_init_nand(); 1267 em_x270_init_nor(); 1268 em_x270_init_lcd(); 1269 em_x270_init_mmc(); 1270 em_x270_init_ohci(); 1271 em_x270_init_keypad(); 1272 em_x270_init_gpio_keys(); 1273 em_x270_init_ac97(); 1274 em_x270_init_spi(); 1275 em_x270_init_i2c(); 1276 em_x270_init_camera(); 1277 em_x270_userspace_consumers_init(); 1278 1279 regulator_has_full_constraints(); 1280 } 1281 1282 MACHINE_START(EM_X270, "Compulab EM-X270") 1283 .atag_offset = 0x100, 1284 .map_io = pxa27x_map_io, 1285 .nr_irqs = PXA_NR_IRQS, 1286 .init_irq = pxa27x_init_irq, 1287 .handle_irq = pxa27x_handle_irq, 1288 .init_time = pxa_timer_init, 1289 .init_machine = em_x270_init, 1290 .restart = pxa_restart, 1291 MACHINE_END 1292 1293 MACHINE_START(EXEDA, "Compulab eXeda") 1294 .atag_offset = 0x100, 1295 .map_io = pxa27x_map_io, 1296 .nr_irqs = PXA_NR_IRQS, 1297 .init_irq = pxa27x_init_irq, 1298 .handle_irq = pxa27x_handle_irq, 1299 .init_time = pxa_timer_init, 1300 .init_machine = em_x270_init, 1301 .restart = pxa_restart, 1302 MACHINE_END 1303
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