1 /* 2 * Support for Sharp SL-Cxx00 Series of PDAs 3 * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi) 4 * 5 * Copyright (c) 2005 Richard Purdie 6 * 7 * Based on Sharp's 2.4 kernel patches/lubbock.c 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License version 2 as 11 * published by the Free Software Foundation. 12 * 13 */ 14 15 #include <linux/kernel.h> 16 #include <linux/platform_device.h> 17 #include <linux/delay.h> 18 #include <linux/gpio_keys.h> 19 #include <linux/gpio.h> 20 #include <linux/leds.h> 21 #include <linux/mtd/physmap.h> 22 #include <linux/i2c.h> 23 #include <linux/i2c/pca953x.h> 24 #include <linux/spi/spi.h> 25 #include <linux/spi/ads7846.h> 26 #include <linux/spi/corgi_lcd.h> 27 #include <linux/mtd/sharpsl.h> 28 #include <linux/input/matrix_keypad.h> 29 30 #include <asm/setup.h> 31 #include <asm/mach-types.h> 32 #include <asm/mach/arch.h> 33 #include <asm/mach/sharpsl_param.h> 34 #include <asm/hardware/scoop.h> 35 36 37 #include <mach/pxa27x.h> 38 #include <mach/pxa27x-udc.h> 39 #include <mach/reset.h> 40 #include <plat/i2c.h> 41 #include <mach/irda.h> 42 #include <mach/mmc.h> 43 #include <mach/ohci.h> 44 #include <mach/pxafb.h> 45 #include <mach/pxa2xx_spi.h> 46 #include <mach/spitz.h> 47 48 #include "generic.h" 49 #include "devices.h" 50 #include "sharpsl.h" 51 52 static unsigned long spitz_pin_config[] __initdata = { 53 /* Chip Selects */ 54 GPIO78_nCS_2, /* SCOOP #2 */ 55 GPIO79_nCS_3, /* NAND */ 56 GPIO80_nCS_4, /* SCOOP #1 */ 57 58 /* LCD - 16bpp Active TFT */ 59 GPIOxx_LCD_TFT_16BPP, 60 61 /* PC Card */ 62 GPIO48_nPOE, 63 GPIO49_nPWE, 64 GPIO50_nPIOR, 65 GPIO51_nPIOW, 66 GPIO85_nPCE_1, 67 GPIO54_nPCE_2, 68 GPIO55_nPREG, 69 GPIO56_nPWAIT, 70 GPIO57_nIOIS16, 71 GPIO104_PSKTSEL, 72 73 /* I2S */ 74 GPIO28_I2S_BITCLK_OUT, 75 GPIO29_I2S_SDATA_IN, 76 GPIO30_I2S_SDATA_OUT, 77 GPIO31_I2S_SYNC, 78 79 /* MMC */ 80 GPIO32_MMC_CLK, 81 GPIO112_MMC_CMD, 82 GPIO92_MMC_DAT_0, 83 GPIO109_MMC_DAT_1, 84 GPIO110_MMC_DAT_2, 85 GPIO111_MMC_DAT_3, 86 87 /* GPIOs */ 88 GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */ 89 GPIO16_GPIO, /* SPITZ_GPIO_SYNC */ 90 GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */ 91 GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */ 92 GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */ 93 GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */ 94 GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */ 95 GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */ 96 GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */ 97 GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */ 98 99 /* GPIO matrix keypad */ 100 GPIO88_GPIO, /* column 0 */ 101 GPIO23_GPIO, /* column 1 */ 102 GPIO24_GPIO, /* column 2 */ 103 GPIO25_GPIO, /* column 3 */ 104 GPIO26_GPIO, /* column 4 */ 105 GPIO27_GPIO, /* column 5 */ 106 GPIO52_GPIO, /* column 6 */ 107 GPIO103_GPIO, /* column 7 */ 108 GPIO107_GPIO, /* column 8 */ 109 GPIO108_GPIO, /* column 9 */ 110 GPIO114_GPIO, /* column 10 */ 111 GPIO12_GPIO, /* row 0 */ 112 GPIO17_GPIO, /* row 1 */ 113 GPIO91_GPIO, /* row 2 */ 114 GPIO34_GPIO, /* row 3 */ 115 GPIO36_GPIO, /* row 4 */ 116 GPIO38_GPIO, /* row 5 */ 117 GPIO39_GPIO, /* row 6 */ 118 119 /* I2C */ 120 GPIO117_I2C_SCL, 121 GPIO118_I2C_SDA, 122 123 GPIO0_GPIO | WAKEUP_ON_EDGE_RISE, /* SPITZ_GPIO_KEY_INT */ 124 GPIO1_GPIO | WAKEUP_ON_EDGE_FALL, /* SPITZ_GPIO_RESET */ 125 }; 126 127 /* 128 * Spitz SCOOP Device #1 129 */ 130 static struct resource spitz_scoop_resources[] = { 131 [0] = { 132 .start = 0x10800000, 133 .end = 0x10800fff, 134 .flags = IORESOURCE_MEM, 135 }, 136 }; 137 138 static struct scoop_config spitz_scoop_setup = { 139 .io_dir = SPITZ_SCP_IO_DIR, 140 .io_out = SPITZ_SCP_IO_OUT, 141 .suspend_clr = SPITZ_SCP_SUS_CLR, 142 .suspend_set = SPITZ_SCP_SUS_SET, 143 .gpio_base = SPITZ_SCP_GPIO_BASE, 144 }; 145 146 struct platform_device spitzscoop_device = { 147 .name = "sharp-scoop", 148 .id = 0, 149 .dev = { 150 .platform_data = &spitz_scoop_setup, 151 }, 152 .num_resources = ARRAY_SIZE(spitz_scoop_resources), 153 .resource = spitz_scoop_resources, 154 }; 155 156 /* 157 * Spitz SCOOP Device #2 158 */ 159 static struct resource spitz_scoop2_resources[] = { 160 [0] = { 161 .start = 0x08800040, 162 .end = 0x08800fff, 163 .flags = IORESOURCE_MEM, 164 }, 165 }; 166 167 static struct scoop_config spitz_scoop2_setup = { 168 .io_dir = SPITZ_SCP2_IO_DIR, 169 .io_out = SPITZ_SCP2_IO_OUT, 170 .suspend_clr = SPITZ_SCP2_SUS_CLR, 171 .suspend_set = SPITZ_SCP2_SUS_SET, 172 .gpio_base = SPITZ_SCP2_GPIO_BASE, 173 }; 174 175 struct platform_device spitzscoop2_device = { 176 .name = "sharp-scoop", 177 .id = 1, 178 .dev = { 179 .platform_data = &spitz_scoop2_setup, 180 }, 181 .num_resources = ARRAY_SIZE(spitz_scoop2_resources), 182 .resource = spitz_scoop2_resources, 183 }; 184 185 #define SPITZ_PWR_SD 0x01 186 #define SPITZ_PWR_CF 0x02 187 188 /* Power control is shared with between one of the CF slots and SD */ 189 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr) 190 { 191 unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR); 192 193 if (new_cpr & 0x0007) { 194 gpio_set_value(SPITZ_GPIO_CF_POWER, 1); 195 if (!(cpr & 0x0002) && !(cpr & 0x0004)) 196 mdelay(5); 197 if (device == SPITZ_PWR_CF) 198 cpr |= 0x0002; 199 if (device == SPITZ_PWR_SD) 200 cpr |= 0x0004; 201 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr); 202 } else { 203 if (device == SPITZ_PWR_CF) 204 cpr &= ~0x0002; 205 if (device == SPITZ_PWR_SD) 206 cpr &= ~0x0004; 207 if (!(cpr & 0x0002) && !(cpr & 0x0004)) { 208 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000); 209 mdelay(1); 210 gpio_set_value(SPITZ_GPIO_CF_POWER, 0); 211 } else { 212 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr); 213 } 214 } 215 } 216 217 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr) 218 { 219 /* Only need to override behaviour for slot 0 */ 220 if (nr == 0) 221 spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr); 222 else 223 write_scoop_reg(scoop, SCOOP_CPR, cpr); 224 } 225 226 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = { 227 { 228 .dev = &spitzscoop_device.dev, 229 .irq = SPITZ_IRQ_GPIO_CF_IRQ, 230 .cd_irq = SPITZ_IRQ_GPIO_CF_CD, 231 .cd_irq_str = "PCMCIA0 CD", 232 },{ 233 .dev = &spitzscoop2_device.dev, 234 .irq = SPITZ_IRQ_GPIO_CF2_IRQ, 235 .cd_irq = -1, 236 }, 237 }; 238 239 static struct scoop_pcmcia_config spitz_pcmcia_config = { 240 .devs = &spitz_pcmcia_scoop[0], 241 .num_devs = 2, 242 .power_ctrl = spitz_pcmcia_pwr, 243 }; 244 245 EXPORT_SYMBOL(spitzscoop_device); 246 EXPORT_SYMBOL(spitzscoop2_device); 247 248 /* 249 * Spitz Keyboard Device 250 */ 251 #define SPITZ_KEY_CALENDAR KEY_F1 252 #define SPITZ_KEY_ADDRESS KEY_F2 253 #define SPITZ_KEY_FN KEY_F3 254 #define SPITZ_KEY_CANCEL KEY_F4 255 #define SPITZ_KEY_EXOK KEY_F5 256 #define SPITZ_KEY_EXCANCEL KEY_F6 257 #define SPITZ_KEY_EXJOGDOWN KEY_F7 258 #define SPITZ_KEY_EXJOGUP KEY_F8 259 #define SPITZ_KEY_JAP1 KEY_LEFTALT 260 #define SPITZ_KEY_JAP2 KEY_RIGHTCTRL 261 #define SPITZ_KEY_SYNC KEY_F9 262 #define SPITZ_KEY_MAIL KEY_F10 263 #define SPITZ_KEY_OK KEY_F11 264 #define SPITZ_KEY_MENU KEY_F12 265 266 static const uint32_t spitzkbd_keymap[] = { 267 KEY(0, 0, KEY_LEFTCTRL), 268 KEY(0, 1, KEY_1), 269 KEY(0, 2, KEY_3), 270 KEY(0, 3, KEY_5), 271 KEY(0, 4, KEY_6), 272 KEY(0, 5, KEY_7), 273 KEY(0, 6, KEY_9), 274 KEY(0, 7, KEY_0), 275 KEY(0, 8, KEY_BACKSPACE), 276 KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */ 277 KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */ 278 KEY(1, 1, KEY_2), 279 KEY(1, 2, KEY_4), 280 KEY(1, 3, KEY_R), 281 KEY(1, 4, KEY_Y), 282 KEY(1, 5, KEY_8), 283 KEY(1, 6, KEY_I), 284 KEY(1, 7, KEY_O), 285 KEY(1, 8, KEY_P), 286 KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */ 287 KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */ 288 KEY(2, 0, KEY_TAB), 289 KEY(2, 1, KEY_Q), 290 KEY(2, 2, KEY_E), 291 KEY(2, 3, KEY_T), 292 KEY(2, 4, KEY_G), 293 KEY(2, 5, KEY_U), 294 KEY(2, 6, KEY_J), 295 KEY(2, 7, KEY_K), 296 KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */ 297 KEY(3, 1, KEY_W), 298 KEY(3, 2, KEY_S), 299 KEY(3, 3, KEY_F), 300 KEY(3, 4, KEY_V), 301 KEY(3, 5, KEY_H), 302 KEY(3, 6, KEY_M), 303 KEY(3, 7, KEY_L), 304 KEY(3, 9, KEY_RIGHTSHIFT), 305 KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */ 306 KEY(4, 1, KEY_A), 307 KEY(4, 2, KEY_D), 308 KEY(4, 3, KEY_C), 309 KEY(4, 4, KEY_B), 310 KEY(4, 5, KEY_N), 311 KEY(4, 6, KEY_DOT), 312 KEY(4, 8, KEY_ENTER), 313 KEY(4, 9, KEY_LEFTSHIFT), 314 KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */ 315 KEY(5, 1, KEY_Z), 316 KEY(5, 2, KEY_X), 317 KEY(5, 3, KEY_MINUS), 318 KEY(5, 4, KEY_SPACE), 319 KEY(5, 5, KEY_COMMA), 320 KEY(5, 7, KEY_UP), 321 KEY(5, 10, SPITZ_KEY_FN), /* FN */ 322 KEY(6, 0, KEY_SYSRQ), 323 KEY(6, 1, SPITZ_KEY_JAP1), /* JAP1 */ 324 KEY(6, 2, SPITZ_KEY_JAP2), /* JAP2 */ 325 KEY(6, 3, SPITZ_KEY_CANCEL), /* CANCEL */ 326 KEY(6, 4, SPITZ_KEY_OK), /* OK */ 327 KEY(6, 5, SPITZ_KEY_MENU), /* MENU */ 328 KEY(6, 6, KEY_LEFT), 329 KEY(6, 7, KEY_DOWN), 330 KEY(6, 8, KEY_RIGHT), 331 }; 332 333 static const struct matrix_keymap_data spitzkbd_keymap_data = { 334 .keymap = spitzkbd_keymap, 335 .keymap_size = ARRAY_SIZE(spitzkbd_keymap), 336 }; 337 338 static const uint32_t spitzkbd_row_gpios[] = 339 { 12, 17, 91, 34, 36, 38, 39 }; 340 static const uint32_t spitzkbd_col_gpios[] = 341 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 }; 342 343 static struct matrix_keypad_platform_data spitzkbd_pdata = { 344 .keymap_data = &spitzkbd_keymap_data, 345 .row_gpios = spitzkbd_row_gpios, 346 .col_gpios = spitzkbd_col_gpios, 347 .num_row_gpios = ARRAY_SIZE(spitzkbd_row_gpios), 348 .num_col_gpios = ARRAY_SIZE(spitzkbd_col_gpios), 349 .col_scan_delay_us = 10, 350 .debounce_ms = 10, 351 .wakeup = 1, 352 }; 353 354 static struct platform_device spitzkbd_device = { 355 .name = "matrix-keypad", 356 .id = -1, 357 .dev = { 358 .platform_data = &spitzkbd_pdata, 359 }, 360 }; 361 362 363 static struct gpio_keys_button spitz_gpio_keys[] = { 364 { 365 .type = EV_PWR, 366 .code = KEY_SUSPEND, 367 .gpio = SPITZ_GPIO_ON_KEY, 368 .desc = "On Off", 369 .wakeup = 1, 370 }, 371 /* Two buttons detecting the lid state */ 372 { 373 .type = EV_SW, 374 .code = 0, 375 .gpio = SPITZ_GPIO_SWA, 376 .desc = "Display Down", 377 }, 378 { 379 .type = EV_SW, 380 .code = 1, 381 .gpio = SPITZ_GPIO_SWB, 382 .desc = "Lid Closed", 383 }, 384 }; 385 386 static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = { 387 .buttons = spitz_gpio_keys, 388 .nbuttons = ARRAY_SIZE(spitz_gpio_keys), 389 }; 390 391 static struct platform_device spitz_gpio_keys_device = { 392 .name = "gpio-keys", 393 .id = -1, 394 .dev = { 395 .platform_data = &spitz_gpio_keys_platform_data, 396 }, 397 }; 398 399 400 /* 401 * Spitz LEDs 402 */ 403 static struct gpio_led spitz_gpio_leds[] = { 404 { 405 .name = "spitz:amber:charge", 406 .default_trigger = "sharpsl-charge", 407 .gpio = SPITZ_GPIO_LED_ORANGE, 408 }, 409 { 410 .name = "spitz:green:hddactivity", 411 .default_trigger = "ide-disk", 412 .gpio = SPITZ_GPIO_LED_GREEN, 413 }, 414 }; 415 416 static struct gpio_led_platform_data spitz_gpio_leds_info = { 417 .leds = spitz_gpio_leds, 418 .num_leds = ARRAY_SIZE(spitz_gpio_leds), 419 }; 420 421 static struct platform_device spitzled_device = { 422 .name = "leds-gpio", 423 .id = -1, 424 .dev = { 425 .platform_data = &spitz_gpio_leds_info, 426 }, 427 }; 428 429 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) 430 static struct pxa2xx_spi_master spitz_spi_info = { 431 .num_chipselect = 3, 432 }; 433 434 static void spitz_wait_for_hsync(void) 435 { 436 while (gpio_get_value(SPITZ_GPIO_HSYNC)) 437 cpu_relax(); 438 439 while (!gpio_get_value(SPITZ_GPIO_HSYNC)) 440 cpu_relax(); 441 } 442 443 static struct ads7846_platform_data spitz_ads7846_info = { 444 .model = 7846, 445 .vref_delay_usecs = 100, 446 .x_plate_ohms = 419, 447 .y_plate_ohms = 486, 448 .pressure_max = 1024, 449 .gpio_pendown = SPITZ_GPIO_TP_INT, 450 .wait_for_sync = spitz_wait_for_hsync, 451 }; 452 453 static struct pxa2xx_spi_chip spitz_ads7846_chip = { 454 .gpio_cs = SPITZ_GPIO_ADS7846_CS, 455 }; 456 457 static void spitz_bl_kick_battery(void) 458 { 459 void (*kick_batt)(void); 460 461 kick_batt = symbol_get(sharpsl_battery_kick); 462 if (kick_batt) { 463 kick_batt(); 464 symbol_put(sharpsl_battery_kick); 465 } 466 } 467 468 static struct corgi_lcd_platform_data spitz_lcdcon_info = { 469 .init_mode = CORGI_LCD_MODE_VGA, 470 .max_intensity = 0x2f, 471 .default_intensity = 0x1f, 472 .limit_mask = 0x0b, 473 .gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT, 474 .gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON, 475 .kick_battery = spitz_bl_kick_battery, 476 }; 477 478 static struct pxa2xx_spi_chip spitz_lcdcon_chip = { 479 .gpio_cs = SPITZ_GPIO_LCDCON_CS, 480 }; 481 482 static struct pxa2xx_spi_chip spitz_max1111_chip = { 483 .gpio_cs = SPITZ_GPIO_MAX1111_CS, 484 }; 485 486 static struct spi_board_info spitz_spi_devices[] = { 487 { 488 .modalias = "ads7846", 489 .max_speed_hz = 1200000, 490 .bus_num = 2, 491 .chip_select = 0, 492 .platform_data = &spitz_ads7846_info, 493 .controller_data= &spitz_ads7846_chip, 494 .irq = gpio_to_irq(SPITZ_GPIO_TP_INT), 495 }, { 496 .modalias = "corgi-lcd", 497 .max_speed_hz = 50000, 498 .bus_num = 2, 499 .chip_select = 1, 500 .platform_data = &spitz_lcdcon_info, 501 .controller_data= &spitz_lcdcon_chip, 502 }, { 503 .modalias = "max1111", 504 .max_speed_hz = 450000, 505 .bus_num = 2, 506 .chip_select = 2, 507 .controller_data= &spitz_max1111_chip, 508 }, 509 }; 510 511 static void __init spitz_init_spi(void) 512 { 513 if (machine_is_akita()) { 514 spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT; 515 spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON; 516 } 517 518 pxa2xx_set_spi_info(2, &spitz_spi_info); 519 spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices)); 520 } 521 #else 522 static inline void spitz_init_spi(void) {} 523 #endif 524 525 /* 526 * MMC/SD Device 527 * 528 * The card detect interrupt isn't debounced so we delay it by 250ms 529 * to give the card a chance to fully insert/eject. 530 */ 531 static void spitz_mci_setpower(struct device *dev, unsigned int vdd) 532 { 533 struct pxamci_platform_data* p_d = dev->platform_data; 534 535 if (( 1 << vdd) & p_d->ocr_mask) 536 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004); 537 else 538 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000); 539 } 540 541 static struct pxamci_platform_data spitz_mci_platform_data = { 542 .detect_delay_ms = 250, 543 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, 544 .setpower = spitz_mci_setpower, 545 .gpio_card_detect = SPITZ_GPIO_nSD_DETECT, 546 .gpio_card_ro = SPITZ_GPIO_nSD_WP, 547 .gpio_power = -1, 548 }; 549 550 551 /* 552 * USB Host (OHCI) 553 */ 554 static int spitz_ohci_init(struct device *dev) 555 { 556 int err; 557 558 err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST"); 559 if (err) 560 return err; 561 562 /* Only Port 2 is connected 563 * Setup USB Port 2 Output Control Register 564 */ 565 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; 566 567 return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1); 568 } 569 570 static void spitz_ohci_exit(struct device *dev) 571 { 572 gpio_free(SPITZ_GPIO_USB_HOST); 573 } 574 575 static struct pxaohci_platform_data spitz_ohci_platform_data = { 576 .port_mode = PMM_NPS_MODE, 577 .init = spitz_ohci_init, 578 .exit = spitz_ohci_exit, 579 .flags = ENABLE_PORT_ALL | NO_OC_PROTECTION, 580 .power_budget = 150, 581 }; 582 583 584 /* 585 * Irda 586 */ 587 588 static struct pxaficp_platform_data spitz_ficp_platform_data = { 589 /* .gpio_pwdown is set in spitz_init() and akita_init() accordingly */ 590 .transceiver_cap = IR_SIRMODE | IR_OFF, 591 }; 592 593 594 /* 595 * Spitz PXA Framebuffer 596 */ 597 598 static struct pxafb_mode_info spitz_pxafb_modes[] = { 599 { 600 .pixclock = 19231, 601 .xres = 480, 602 .yres = 640, 603 .bpp = 16, 604 .hsync_len = 40, 605 .left_margin = 46, 606 .right_margin = 125, 607 .vsync_len = 3, 608 .upper_margin = 1, 609 .lower_margin = 0, 610 .sync = 0, 611 },{ 612 .pixclock = 134617, 613 .xres = 240, 614 .yres = 320, 615 .bpp = 16, 616 .hsync_len = 20, 617 .left_margin = 20, 618 .right_margin = 46, 619 .vsync_len = 2, 620 .upper_margin = 1, 621 .lower_margin = 0, 622 .sync = 0, 623 }, 624 }; 625 626 static struct pxafb_mach_info spitz_pxafb_info = { 627 .modes = &spitz_pxafb_modes[0], 628 .num_modes = 2, 629 .fixed_modes = 1, 630 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING, 631 }; 632 633 static struct mtd_partition sharpsl_nand_partitions[] = { 634 { 635 .name = "System Area", 636 .offset = 0, 637 .size = 7 * 1024 * 1024, 638 }, 639 { 640 .name = "Root Filesystem", 641 .offset = 7 * 1024 * 1024, 642 }, 643 { 644 .name = "Home Filesystem", 645 .offset = MTDPART_OFS_APPEND, 646 .size = MTDPART_SIZ_FULL, 647 }, 648 }; 649 650 static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; 651 652 static struct nand_bbt_descr sharpsl_bbt = { 653 .options = 0, 654 .offs = 4, 655 .len = 2, 656 .pattern = scan_ff_pattern 657 }; 658 659 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = { 660 .badblock_pattern = &sharpsl_bbt, 661 .partitions = sharpsl_nand_partitions, 662 .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions), 663 }; 664 665 static struct resource sharpsl_nand_resources[] = { 666 { 667 .start = 0x0C000000, 668 .end = 0x0C000FFF, 669 .flags = IORESOURCE_MEM, 670 }, 671 }; 672 673 static struct platform_device sharpsl_nand_device = { 674 .name = "sharpsl-nand", 675 .id = -1, 676 .resource = sharpsl_nand_resources, 677 .num_resources = ARRAY_SIZE(sharpsl_nand_resources), 678 .dev.platform_data = &sharpsl_nand_platform_data, 679 }; 680 681 682 static struct mtd_partition sharpsl_rom_parts[] = { 683 { 684 .name ="Boot PROM Filesystem", 685 .offset = 0x00140000, 686 .size = MTDPART_SIZ_FULL, 687 }, 688 }; 689 690 static struct physmap_flash_data sharpsl_rom_data = { 691 .width = 2, 692 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts), 693 .parts = sharpsl_rom_parts, 694 }; 695 696 static struct resource sharpsl_rom_resources[] = { 697 { 698 .start = 0x00000000, 699 .end = 0x007fffff, 700 .flags = IORESOURCE_MEM, 701 }, 702 }; 703 704 static struct platform_device sharpsl_rom_device = { 705 .name = "physmap-flash", 706 .id = -1, 707 .resource = sharpsl_rom_resources, 708 .num_resources = ARRAY_SIZE(sharpsl_rom_resources), 709 .dev.platform_data = &sharpsl_rom_data, 710 }; 711 712 static struct platform_device *devices[] __initdata = { 713 &spitzscoop_device, 714 &spitzkbd_device, 715 &spitz_gpio_keys_device, 716 &spitzled_device, 717 &sharpsl_nand_device, 718 &sharpsl_rom_device, 719 }; 720 721 static void spitz_poweroff(void) 722 { 723 arm_machine_restart('g', NULL); 724 } 725 726 static void spitz_restart(char mode, const char *cmd) 727 { 728 /* Bootloader magic for a reboot */ 729 if((MSC0 & 0xffff0000) == 0x7ff00000) 730 MSC0 = (MSC0 & 0xffff) | 0x7ee00000; 731 732 spitz_poweroff(); 733 } 734 735 static void __init common_init(void) 736 { 737 init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0); 738 pm_power_off = spitz_poweroff; 739 arm_pm_restart = spitz_restart; 740 741 if (machine_is_spitz()) { 742 sharpsl_nand_partitions[1].size = 5 * 1024 * 1024; 743 } else if (machine_is_akita()) { 744 sharpsl_nand_partitions[1].size = 58 * 1024 * 1024; 745 } else if (machine_is_borzoi()) { 746 sharpsl_nand_partitions[1].size = 32 * 1024 * 1024; 747 } 748 749 PMCR = 0x00; 750 751 /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ 752 PCFR |= PCFR_OPDE; 753 754 pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config)); 755 756 pxa_set_ffuart_info(NULL); 757 pxa_set_btuart_info(NULL); 758 pxa_set_stuart_info(NULL); 759 760 spitz_init_spi(); 761 762 platform_add_devices(devices, ARRAY_SIZE(devices)); 763 pxa_set_mci_info(&spitz_mci_platform_data); 764 pxa_set_ohci_info(&spitz_ohci_platform_data); 765 pxa_set_ficp_info(&spitz_ficp_platform_data); 766 set_pxa_fb_info(&spitz_pxafb_info); 767 pxa_set_i2c_info(NULL); 768 } 769 770 #if defined(CONFIG_MACH_AKITA) || defined(CONFIG_MACH_BORZOI) 771 static struct nand_bbt_descr sharpsl_akita_bbt = { 772 .options = 0, 773 .offs = 4, 774 .len = 1, 775 .pattern = scan_ff_pattern 776 }; 777 778 static struct nand_ecclayout akita_oobinfo = { 779 .eccbytes = 24, 780 .eccpos = { 781 0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11, 782 0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23, 783 0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37}, 784 .oobfree = {{0x08, 0x09}} 785 }; 786 #endif 787 788 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI) 789 static void __init spitz_init(void) 790 { 791 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON; 792 793 #ifdef CONFIG_MACH_BORZOI 794 if (machine_is_borzoi()) { 795 sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt; 796 sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo; 797 } 798 #endif 799 800 platform_scoop_config = &spitz_pcmcia_config; 801 802 common_init(); 803 804 platform_device_register(&spitzscoop2_device); 805 } 806 #endif 807 808 #ifdef CONFIG_MACH_AKITA 809 /* 810 * Akita IO Expander 811 */ 812 static struct pca953x_platform_data akita_ioexp = { 813 .gpio_base = AKITA_IOEXP_GPIO_BASE, 814 }; 815 816 static struct i2c_board_info akita_i2c_board_info[] = { 817 { 818 .type = "max7310", 819 .addr = 0x18, 820 .platform_data = &akita_ioexp, 821 }, { 822 .type = "wm8750", 823 .addr = 0x1b, 824 }, 825 }; 826 827 static void __init akita_init(void) 828 { 829 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON; 830 831 sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt; 832 sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo; 833 834 /* We just pretend the second element of the array doesn't exist */ 835 spitz_pcmcia_config.num_devs = 1; 836 platform_scoop_config = &spitz_pcmcia_config; 837 838 i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info)); 839 840 common_init(); 841 } 842 #endif 843 844 static void __init fixup_spitz(struct machine_desc *desc, 845 struct tag *tags, char **cmdline, struct meminfo *mi) 846 { 847 sharpsl_save_param(); 848 mi->nr_banks = 1; 849 mi->bank[0].start = 0xa0000000; 850 mi->bank[0].node = 0; 851 mi->bank[0].size = (64*1024*1024); 852 } 853 854 #ifdef CONFIG_MACH_SPITZ 855 MACHINE_START(SPITZ, "SHARP Spitz") 856 .phys_io = 0x40000000, 857 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, 858 .fixup = fixup_spitz, 859 .map_io = pxa_map_io, 860 .init_irq = pxa27x_init_irq, 861 .init_machine = spitz_init, 862 .timer = &pxa_timer, 863 MACHINE_END 864 #endif 865 866 #ifdef CONFIG_MACH_BORZOI 867 MACHINE_START(BORZOI, "SHARP Borzoi") 868 .phys_io = 0x40000000, 869 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, 870 .fixup = fixup_spitz, 871 .map_io = pxa_map_io, 872 .init_irq = pxa27x_init_irq, 873 .init_machine = spitz_init, 874 .timer = &pxa_timer, 875 MACHINE_END 876 #endif 877 878 #ifdef CONFIG_MACH_AKITA 879 MACHINE_START(AKITA, "SHARP Akita") 880 .phys_io = 0x40000000, 881 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, 882 .fixup = fixup_spitz, 883 .map_io = pxa_map_io, 884 .init_irq = pxa27x_init_irq, 885 .init_machine = akita_init, 886 .timer = &pxa_timer, 887 MACHINE_END 888 #endif 889