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.h> 19 #include <linux/leds.h> 20 #include <linux/mtd/physmap.h> 21 #include <linux/i2c.h> 22 #include <linux/i2c/pca953x.h> 23 #include <linux/spi/spi.h> 24 #include <linux/spi/ads7846.h> 25 #include <linux/spi/corgi_lcd.h> 26 #include <linux/mtd/sharpsl.h> 27 #include <linux/input/matrix_keypad.h> 28 29 #include <asm/setup.h> 30 #include <asm/mach-types.h> 31 #include <asm/mach/arch.h> 32 #include <asm/mach/sharpsl_param.h> 33 #include <asm/hardware/scoop.h> 34 35 36 #include <mach/pxa27x.h> 37 #include <mach/pxa27x-udc.h> 38 #include <mach/reset.h> 39 #include <plat/i2c.h> 40 #include <mach/irda.h> 41 #include <mach/mmc.h> 42 #include <mach/ohci.h> 43 #include <mach/pxafb.h> 44 #include <mach/pxa2xx_spi.h> 45 #include <mach/spitz.h> 46 47 #include "generic.h" 48 #include "devices.h" 49 #include "sharpsl.h" 50 51 static unsigned long spitz_pin_config[] __initdata = { 52 /* Chip Selects */ 53 GPIO78_nCS_2, /* SCOOP #2 */ 54 GPIO79_nCS_3, /* NAND */ 55 GPIO80_nCS_4, /* SCOOP #1 */ 56 57 /* LCD - 16bpp Active TFT */ 58 GPIO58_LCD_LDD_0, 59 GPIO59_LCD_LDD_1, 60 GPIO60_LCD_LDD_2, 61 GPIO61_LCD_LDD_3, 62 GPIO62_LCD_LDD_4, 63 GPIO63_LCD_LDD_5, 64 GPIO64_LCD_LDD_6, 65 GPIO65_LCD_LDD_7, 66 GPIO66_LCD_LDD_8, 67 GPIO67_LCD_LDD_9, 68 GPIO68_LCD_LDD_10, 69 GPIO69_LCD_LDD_11, 70 GPIO70_LCD_LDD_12, 71 GPIO71_LCD_LDD_13, 72 GPIO72_LCD_LDD_14, 73 GPIO73_LCD_LDD_15, 74 GPIO74_LCD_FCLK, 75 GPIO75_LCD_LCLK, 76 GPIO76_LCD_PCLK, 77 78 /* PC Card */ 79 GPIO48_nPOE, 80 GPIO49_nPWE, 81 GPIO50_nPIOR, 82 GPIO51_nPIOW, 83 GPIO85_nPCE_1, 84 GPIO54_nPCE_2, 85 GPIO55_nPREG, 86 GPIO56_nPWAIT, 87 GPIO57_nIOIS16, 88 GPIO104_PSKTSEL, 89 90 /* I2S */ 91 GPIO28_I2S_BITCLK_OUT, 92 GPIO29_I2S_SDATA_IN, 93 GPIO30_I2S_SDATA_OUT, 94 GPIO31_I2S_SYNC, 95 96 /* MMC */ 97 GPIO32_MMC_CLK, 98 GPIO112_MMC_CMD, 99 GPIO92_MMC_DAT_0, 100 GPIO109_MMC_DAT_1, 101 GPIO110_MMC_DAT_2, 102 GPIO111_MMC_DAT_3, 103 104 /* GPIOs */ 105 GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */ 106 GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */ 107 GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */ 108 GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */ 109 GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */ 110 GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */ 111 GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */ 112 GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */ 113 GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */ 114 115 /* GPIO matrix keypad */ 116 GPIO88_GPIO, /* column 0 */ 117 GPIO23_GPIO, /* column 1 */ 118 GPIO24_GPIO, /* column 2 */ 119 GPIO25_GPIO, /* column 3 */ 120 GPIO26_GPIO, /* column 4 */ 121 GPIO27_GPIO, /* column 5 */ 122 GPIO52_GPIO, /* column 6 */ 123 GPIO103_GPIO, /* column 7 */ 124 GPIO107_GPIO, /* column 8 */ 125 GPIO108_GPIO, /* column 9 */ 126 GPIO114_GPIO, /* column 10 */ 127 GPIO12_GPIO, /* row 0 */ 128 GPIO17_GPIO, /* row 1 */ 129 GPIO91_GPIO, /* row 2 */ 130 GPIO34_GPIO, /* row 3 */ 131 GPIO36_GPIO, /* row 4 */ 132 GPIO38_GPIO, /* row 5 */ 133 GPIO39_GPIO, /* row 6 */ 134 135 /* I2C */ 136 GPIO117_I2C_SCL, 137 GPIO118_I2C_SDA, 138 139 GPIO1_GPIO | WAKEUP_ON_EDGE_RISE, 140 }; 141 142 /* 143 * Spitz SCOOP Device #1 144 */ 145 static struct resource spitz_scoop_resources[] = { 146 [0] = { 147 .start = 0x10800000, 148 .end = 0x10800fff, 149 .flags = IORESOURCE_MEM, 150 }, 151 }; 152 153 static struct scoop_config spitz_scoop_setup = { 154 .io_dir = SPITZ_SCP_IO_DIR, 155 .io_out = SPITZ_SCP_IO_OUT, 156 .suspend_clr = SPITZ_SCP_SUS_CLR, 157 .suspend_set = SPITZ_SCP_SUS_SET, 158 .gpio_base = SPITZ_SCP_GPIO_BASE, 159 }; 160 161 struct platform_device spitzscoop_device = { 162 .name = "sharp-scoop", 163 .id = 0, 164 .dev = { 165 .platform_data = &spitz_scoop_setup, 166 }, 167 .num_resources = ARRAY_SIZE(spitz_scoop_resources), 168 .resource = spitz_scoop_resources, 169 }; 170 171 /* 172 * Spitz SCOOP Device #2 173 */ 174 static struct resource spitz_scoop2_resources[] = { 175 [0] = { 176 .start = 0x08800040, 177 .end = 0x08800fff, 178 .flags = IORESOURCE_MEM, 179 }, 180 }; 181 182 static struct scoop_config spitz_scoop2_setup = { 183 .io_dir = SPITZ_SCP2_IO_DIR, 184 .io_out = SPITZ_SCP2_IO_OUT, 185 .suspend_clr = SPITZ_SCP2_SUS_CLR, 186 .suspend_set = SPITZ_SCP2_SUS_SET, 187 .gpio_base = SPITZ_SCP2_GPIO_BASE, 188 }; 189 190 struct platform_device spitzscoop2_device = { 191 .name = "sharp-scoop", 192 .id = 1, 193 .dev = { 194 .platform_data = &spitz_scoop2_setup, 195 }, 196 .num_resources = ARRAY_SIZE(spitz_scoop2_resources), 197 .resource = spitz_scoop2_resources, 198 }; 199 200 #define SPITZ_PWR_SD 0x01 201 #define SPITZ_PWR_CF 0x02 202 203 /* Power control is shared with between one of the CF slots and SD */ 204 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr) 205 { 206 unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR); 207 208 if (new_cpr & 0x0007) { 209 gpio_set_value(SPITZ_GPIO_CF_POWER, 1); 210 if (!(cpr & 0x0002) && !(cpr & 0x0004)) 211 mdelay(5); 212 if (device == SPITZ_PWR_CF) 213 cpr |= 0x0002; 214 if (device == SPITZ_PWR_SD) 215 cpr |= 0x0004; 216 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr); 217 } else { 218 if (device == SPITZ_PWR_CF) 219 cpr &= ~0x0002; 220 if (device == SPITZ_PWR_SD) 221 cpr &= ~0x0004; 222 if (!(cpr & 0x0002) && !(cpr & 0x0004)) { 223 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000); 224 mdelay(1); 225 gpio_set_value(SPITZ_GPIO_CF_POWER, 0); 226 } else { 227 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr); 228 } 229 } 230 } 231 232 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr) 233 { 234 /* Only need to override behaviour for slot 0 */ 235 if (nr == 0) 236 spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr); 237 else 238 write_scoop_reg(scoop, SCOOP_CPR, cpr); 239 } 240 241 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = { 242 { 243 .dev = &spitzscoop_device.dev, 244 .irq = SPITZ_IRQ_GPIO_CF_IRQ, 245 .cd_irq = SPITZ_IRQ_GPIO_CF_CD, 246 .cd_irq_str = "PCMCIA0 CD", 247 },{ 248 .dev = &spitzscoop2_device.dev, 249 .irq = SPITZ_IRQ_GPIO_CF2_IRQ, 250 .cd_irq = -1, 251 }, 252 }; 253 254 static struct scoop_pcmcia_config spitz_pcmcia_config = { 255 .devs = &spitz_pcmcia_scoop[0], 256 .num_devs = 2, 257 .power_ctrl = spitz_pcmcia_pwr, 258 }; 259 260 EXPORT_SYMBOL(spitzscoop_device); 261 EXPORT_SYMBOL(spitzscoop2_device); 262 263 /* 264 * Spitz Keyboard Device 265 */ 266 #define SPITZ_KEY_CALENDAR KEY_F1 267 #define SPITZ_KEY_ADDRESS KEY_F2 268 #define SPITZ_KEY_FN KEY_F3 269 #define SPITZ_KEY_CANCEL KEY_F4 270 #define SPITZ_KEY_EXOK KEY_F5 271 #define SPITZ_KEY_EXCANCEL KEY_F6 272 #define SPITZ_KEY_EXJOGDOWN KEY_F7 273 #define SPITZ_KEY_EXJOGUP KEY_F8 274 #define SPITZ_KEY_JAP1 KEY_LEFTALT 275 #define SPITZ_KEY_JAP2 KEY_RIGHTCTRL 276 #define SPITZ_KEY_SYNC KEY_F9 277 #define SPITZ_KEY_MAIL KEY_F10 278 #define SPITZ_KEY_OK KEY_F11 279 #define SPITZ_KEY_MENU KEY_F12 280 281 static const uint32_t spitzkbd_keymap[] = { 282 KEY(0, 0, KEY_LEFTCTRL), 283 KEY(0, 1, KEY_1), 284 KEY(0, 2, KEY_3), 285 KEY(0, 3, KEY_5), 286 KEY(0, 4, KEY_6), 287 KEY(0, 5, KEY_7), 288 KEY(0, 6, KEY_9), 289 KEY(0, 7, KEY_0), 290 KEY(0, 8, KEY_BACKSPACE), 291 KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */ 292 KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */ 293 KEY(1, 1, KEY_2), 294 KEY(1, 2, KEY_4), 295 KEY(1, 3, KEY_R), 296 KEY(1, 4, KEY_Y), 297 KEY(1, 5, KEY_8), 298 KEY(1, 6, KEY_I), 299 KEY(1, 7, KEY_O), 300 KEY(1, 8, KEY_P), 301 KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */ 302 KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */ 303 KEY(2, 0, KEY_TAB), 304 KEY(2, 1, KEY_Q), 305 KEY(2, 2, KEY_E), 306 KEY(2, 3, KEY_T), 307 KEY(2, 4, KEY_G), 308 KEY(2, 5, KEY_U), 309 KEY(2, 6, KEY_J), 310 KEY(2, 7, KEY_K), 311 KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */ 312 KEY(3, 1, KEY_W), 313 KEY(3, 2, KEY_S), 314 KEY(3, 3, KEY_F), 315 KEY(3, 4, KEY_V), 316 KEY(3, 5, KEY_H), 317 KEY(3, 6, KEY_M), 318 KEY(3, 7, KEY_L), 319 KEY(3, 9, KEY_RIGHTSHIFT), 320 KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */ 321 KEY(4, 1, KEY_A), 322 KEY(4, 2, KEY_D), 323 KEY(4, 3, KEY_C), 324 KEY(4, 4, KEY_B), 325 KEY(4, 5, KEY_N), 326 KEY(4, 6, KEY_DOT), 327 KEY(4, 8, KEY_ENTER), 328 KEY(4, 9, KEY_LEFTSHIFT), 329 KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */ 330 KEY(5, 1, KEY_Z), 331 KEY(5, 2, KEY_X), 332 KEY(5, 3, KEY_MINUS), 333 KEY(5, 4, KEY_SPACE), 334 KEY(5, 5, KEY_COMMA), 335 KEY(5, 7, KEY_UP), 336 KEY(5, 10, SPITZ_KEY_FN), /* FN */ 337 KEY(6, 0, KEY_SYSRQ), 338 KEY(6, 1, SPITZ_KEY_JAP1), /* JAP1 */ 339 KEY(6, 2, SPITZ_KEY_JAP2), /* JAP2 */ 340 KEY(6, 3, SPITZ_KEY_CANCEL), /* CANCEL */ 341 KEY(6, 4, SPITZ_KEY_OK), /* OK */ 342 KEY(6, 5, SPITZ_KEY_MENU), /* MENU */ 343 KEY(6, 6, KEY_LEFT), 344 KEY(6, 7, KEY_DOWN), 345 KEY(6, 8, KEY_RIGHT), 346 }; 347 348 static const struct matrix_keymap_data spitzkbd_keymap_data = { 349 .keymap = spitzkbd_keymap, 350 .keymap_size = ARRAY_SIZE(spitzkbd_keymap), 351 }; 352 353 static const uint32_t spitzkbd_row_gpios[] = 354 { 12, 17, 91, 34, 36, 38, 39 }; 355 static const uint32_t spitzkbd_col_gpios[] = 356 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 }; 357 358 static struct matrix_keypad_platform_data spitzkbd_pdata = { 359 .keymap_data = &spitzkbd_keymap_data, 360 .row_gpios = spitzkbd_row_gpios, 361 .col_gpios = spitzkbd_col_gpios, 362 .num_row_gpios = ARRAY_SIZE(spitzkbd_row_gpios), 363 .num_col_gpios = ARRAY_SIZE(spitzkbd_col_gpios), 364 .col_scan_delay_us = 10, 365 .debounce_ms = 10, 366 .wakeup = 1, 367 }; 368 369 static struct platform_device spitzkbd_device = { 370 .name = "matrix-keypad", 371 .id = -1, 372 .dev = { 373 .platform_data = &spitzkbd_pdata, 374 }, 375 }; 376 377 378 /* 379 * Spitz LEDs 380 */ 381 static struct gpio_led spitz_gpio_leds[] = { 382 { 383 .name = "spitz:amber:charge", 384 .default_trigger = "sharpsl-charge", 385 .gpio = SPITZ_GPIO_LED_ORANGE, 386 }, 387 { 388 .name = "spitz:green:hddactivity", 389 .default_trigger = "ide-disk", 390 .gpio = SPITZ_GPIO_LED_GREEN, 391 }, 392 }; 393 394 static struct gpio_led_platform_data spitz_gpio_leds_info = { 395 .leds = spitz_gpio_leds, 396 .num_leds = ARRAY_SIZE(spitz_gpio_leds), 397 }; 398 399 static struct platform_device spitzled_device = { 400 .name = "leds-gpio", 401 .id = -1, 402 .dev = { 403 .platform_data = &spitz_gpio_leds_info, 404 }, 405 }; 406 407 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) 408 static struct pxa2xx_spi_master spitz_spi_info = { 409 .num_chipselect = 3, 410 }; 411 412 static void spitz_wait_for_hsync(void) 413 { 414 while (gpio_get_value(SPITZ_GPIO_HSYNC)) 415 cpu_relax(); 416 417 while (!gpio_get_value(SPITZ_GPIO_HSYNC)) 418 cpu_relax(); 419 } 420 421 static struct ads7846_platform_data spitz_ads7846_info = { 422 .model = 7846, 423 .vref_delay_usecs = 100, 424 .x_plate_ohms = 419, 425 .y_plate_ohms = 486, 426 .pressure_max = 1024, 427 .gpio_pendown = SPITZ_GPIO_TP_INT, 428 .wait_for_sync = spitz_wait_for_hsync, 429 }; 430 431 static struct pxa2xx_spi_chip spitz_ads7846_chip = { 432 .gpio_cs = SPITZ_GPIO_ADS7846_CS, 433 }; 434 435 static void spitz_bl_kick_battery(void) 436 { 437 void (*kick_batt)(void); 438 439 kick_batt = symbol_get(sharpsl_battery_kick); 440 if (kick_batt) { 441 kick_batt(); 442 symbol_put(sharpsl_battery_kick); 443 } 444 } 445 446 static struct corgi_lcd_platform_data spitz_lcdcon_info = { 447 .init_mode = CORGI_LCD_MODE_VGA, 448 .max_intensity = 0x2f, 449 .default_intensity = 0x1f, 450 .limit_mask = 0x0b, 451 .gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT, 452 .gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON, 453 .kick_battery = spitz_bl_kick_battery, 454 }; 455 456 static struct pxa2xx_spi_chip spitz_lcdcon_chip = { 457 .gpio_cs = SPITZ_GPIO_LCDCON_CS, 458 }; 459 460 static struct pxa2xx_spi_chip spitz_max1111_chip = { 461 .gpio_cs = SPITZ_GPIO_MAX1111_CS, 462 }; 463 464 static struct spi_board_info spitz_spi_devices[] = { 465 { 466 .modalias = "ads7846", 467 .max_speed_hz = 1200000, 468 .bus_num = 2, 469 .chip_select = 0, 470 .platform_data = &spitz_ads7846_info, 471 .controller_data= &spitz_ads7846_chip, 472 .irq = gpio_to_irq(SPITZ_GPIO_TP_INT), 473 }, { 474 .modalias = "corgi-lcd", 475 .max_speed_hz = 50000, 476 .bus_num = 2, 477 .chip_select = 1, 478 .platform_data = &spitz_lcdcon_info, 479 .controller_data= &spitz_lcdcon_chip, 480 }, { 481 .modalias = "max1111", 482 .max_speed_hz = 450000, 483 .bus_num = 2, 484 .chip_select = 2, 485 .controller_data= &spitz_max1111_chip, 486 }, 487 }; 488 489 static void __init spitz_init_spi(void) 490 { 491 if (machine_is_akita()) { 492 spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT; 493 spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON; 494 } 495 496 pxa2xx_set_spi_info(2, &spitz_spi_info); 497 spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices)); 498 } 499 #else 500 static inline void spitz_init_spi(void) {} 501 #endif 502 503 /* 504 * MMC/SD Device 505 * 506 * The card detect interrupt isn't debounced so we delay it by 250ms 507 * to give the card a chance to fully insert/eject. 508 */ 509 static void spitz_mci_setpower(struct device *dev, unsigned int vdd) 510 { 511 struct pxamci_platform_data* p_d = dev->platform_data; 512 513 if (( 1 << vdd) & p_d->ocr_mask) 514 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004); 515 else 516 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000); 517 } 518 519 static struct pxamci_platform_data spitz_mci_platform_data = { 520 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, 521 .setpower = spitz_mci_setpower, 522 .gpio_card_detect = SPITZ_GPIO_nSD_DETECT, 523 .gpio_card_ro = SPITZ_GPIO_nSD_WP, 524 .gpio_power = -1, 525 }; 526 527 528 /* 529 * USB Host (OHCI) 530 */ 531 static int spitz_ohci_init(struct device *dev) 532 { 533 int err; 534 535 err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST"); 536 if (err) 537 return err; 538 539 /* Only Port 2 is connected 540 * Setup USB Port 2 Output Control Register 541 */ 542 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; 543 544 return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1); 545 } 546 547 static void spitz_ohci_exit(struct device *dev) 548 { 549 gpio_free(SPITZ_GPIO_USB_HOST); 550 } 551 552 static struct pxaohci_platform_data spitz_ohci_platform_data = { 553 .port_mode = PMM_NPS_MODE, 554 .init = spitz_ohci_init, 555 .exit = spitz_ohci_exit, 556 .flags = ENABLE_PORT_ALL | NO_OC_PROTECTION, 557 .power_budget = 150, 558 }; 559 560 561 /* 562 * Irda 563 */ 564 565 static struct pxaficp_platform_data spitz_ficp_platform_data = { 566 /* .gpio_pwdown is set in spitz_init() and akita_init() accordingly */ 567 .transceiver_cap = IR_SIRMODE | IR_OFF, 568 }; 569 570 571 /* 572 * Spitz PXA Framebuffer 573 */ 574 575 static struct pxafb_mode_info spitz_pxafb_modes[] = { 576 { 577 .pixclock = 19231, 578 .xres = 480, 579 .yres = 640, 580 .bpp = 16, 581 .hsync_len = 40, 582 .left_margin = 46, 583 .right_margin = 125, 584 .vsync_len = 3, 585 .upper_margin = 1, 586 .lower_margin = 0, 587 .sync = 0, 588 },{ 589 .pixclock = 134617, 590 .xres = 240, 591 .yres = 320, 592 .bpp = 16, 593 .hsync_len = 20, 594 .left_margin = 20, 595 .right_margin = 46, 596 .vsync_len = 2, 597 .upper_margin = 1, 598 .lower_margin = 0, 599 .sync = 0, 600 }, 601 }; 602 603 static struct pxafb_mach_info spitz_pxafb_info = { 604 .modes = &spitz_pxafb_modes[0], 605 .num_modes = 2, 606 .fixed_modes = 1, 607 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING, 608 }; 609 610 static struct mtd_partition sharpsl_nand_partitions[] = { 611 { 612 .name = "System Area", 613 .offset = 0, 614 .size = 7 * 1024 * 1024, 615 }, 616 { 617 .name = "Root Filesystem", 618 .offset = 7 * 1024 * 1024, 619 }, 620 { 621 .name = "Home Filesystem", 622 .offset = MTDPART_OFS_APPEND, 623 .size = MTDPART_SIZ_FULL, 624 }, 625 }; 626 627 static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; 628 629 static struct nand_bbt_descr sharpsl_bbt = { 630 .options = 0, 631 .offs = 4, 632 .len = 2, 633 .pattern = scan_ff_pattern 634 }; 635 636 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = { 637 .badblock_pattern = &sharpsl_bbt, 638 .partitions = sharpsl_nand_partitions, 639 .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions), 640 }; 641 642 static struct resource sharpsl_nand_resources[] = { 643 { 644 .start = 0x0C000000, 645 .end = 0x0C000FFF, 646 .flags = IORESOURCE_MEM, 647 }, 648 }; 649 650 static struct platform_device sharpsl_nand_device = { 651 .name = "sharpsl-nand", 652 .id = -1, 653 .resource = sharpsl_nand_resources, 654 .num_resources = ARRAY_SIZE(sharpsl_nand_resources), 655 .dev.platform_data = &sharpsl_nand_platform_data, 656 }; 657 658 659 static struct mtd_partition sharpsl_rom_parts[] = { 660 { 661 .name ="Boot PROM Filesystem", 662 .offset = 0x00140000, 663 .size = MTDPART_SIZ_FULL, 664 }, 665 }; 666 667 static struct physmap_flash_data sharpsl_rom_data = { 668 .width = 2, 669 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts), 670 .parts = sharpsl_rom_parts, 671 }; 672 673 static struct resource sharpsl_rom_resources[] = { 674 { 675 .start = 0x00000000, 676 .end = 0x007fffff, 677 .flags = IORESOURCE_MEM, 678 }, 679 }; 680 681 static struct platform_device sharpsl_rom_device = { 682 .name = "physmap-flash", 683 .id = -1, 684 .resource = sharpsl_rom_resources, 685 .num_resources = ARRAY_SIZE(sharpsl_rom_resources), 686 .dev.platform_data = &sharpsl_rom_data, 687 }; 688 689 static struct platform_device *devices[] __initdata = { 690 &spitzscoop_device, 691 &spitzkbd_device, 692 &spitzled_device, 693 &sharpsl_nand_device, 694 &sharpsl_rom_device, 695 }; 696 697 static void spitz_poweroff(void) 698 { 699 arm_machine_restart('g', NULL); 700 } 701 702 static void spitz_restart(char mode, const char *cmd) 703 { 704 /* Bootloader magic for a reboot */ 705 if((MSC0 & 0xffff0000) == 0x7ff00000) 706 MSC0 = (MSC0 & 0xffff) | 0x7ee00000; 707 708 spitz_poweroff(); 709 } 710 711 static void __init common_init(void) 712 { 713 init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0); 714 pm_power_off = spitz_poweroff; 715 arm_pm_restart = spitz_restart; 716 717 if (machine_is_spitz()) { 718 sharpsl_nand_partitions[1].size = 5 * 1024 * 1024; 719 } else if (machine_is_akita()) { 720 sharpsl_nand_partitions[1].size = 58 * 1024 * 1024; 721 } else if (machine_is_borzoi()) { 722 sharpsl_nand_partitions[1].size = 32 * 1024 * 1024; 723 } 724 725 PMCR = 0x00; 726 727 /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ 728 PCFR |= PCFR_OPDE; 729 730 pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config)); 731 732 spitz_init_spi(); 733 734 platform_add_devices(devices, ARRAY_SIZE(devices)); 735 spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250); 736 pxa_set_mci_info(&spitz_mci_platform_data); 737 pxa_set_ohci_info(&spitz_ohci_platform_data); 738 pxa_set_ficp_info(&spitz_ficp_platform_data); 739 set_pxa_fb_info(&spitz_pxafb_info); 740 pxa_set_i2c_info(NULL); 741 } 742 743 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI) 744 static void __init spitz_init(void) 745 { 746 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON; 747 748 platform_scoop_config = &spitz_pcmcia_config; 749 750 common_init(); 751 752 platform_device_register(&spitzscoop2_device); 753 } 754 #endif 755 756 #ifdef CONFIG_MACH_AKITA 757 /* 758 * Akita IO Expander 759 */ 760 static struct pca953x_platform_data akita_ioexp = { 761 .gpio_base = AKITA_IOEXP_GPIO_BASE, 762 }; 763 764 static struct i2c_board_info akita_i2c_board_info[] = { 765 { 766 .type = "max7310", 767 .addr = 0x18, 768 .platform_data = &akita_ioexp, 769 }, 770 }; 771 772 static struct nand_bbt_descr sharpsl_akita_bbt = { 773 .options = 0, 774 .offs = 4, 775 .len = 1, 776 .pattern = scan_ff_pattern 777 }; 778 779 static struct nand_ecclayout akita_oobinfo = { 780 .eccbytes = 24, 781 .eccpos = { 782 0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11, 783 0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23, 784 0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37}, 785 .oobfree = {{0x08, 0x09}} 786 }; 787 788 static void __init akita_init(void) 789 { 790 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON; 791 792 sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt; 793 sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo; 794 795 /* We just pretend the second element of the array doesn't exist */ 796 spitz_pcmcia_config.num_devs = 1; 797 platform_scoop_config = &spitz_pcmcia_config; 798 799 i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info)); 800 801 common_init(); 802 } 803 #endif 804 805 static void __init fixup_spitz(struct machine_desc *desc, 806 struct tag *tags, char **cmdline, struct meminfo *mi) 807 { 808 sharpsl_save_param(); 809 mi->nr_banks = 1; 810 mi->bank[0].start = 0xa0000000; 811 mi->bank[0].node = 0; 812 mi->bank[0].size = (64*1024*1024); 813 } 814 815 #ifdef CONFIG_MACH_SPITZ 816 MACHINE_START(SPITZ, "SHARP Spitz") 817 .phys_io = 0x40000000, 818 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, 819 .fixup = fixup_spitz, 820 .map_io = pxa_map_io, 821 .init_irq = pxa27x_init_irq, 822 .init_machine = spitz_init, 823 .timer = &pxa_timer, 824 MACHINE_END 825 #endif 826 827 #ifdef CONFIG_MACH_BORZOI 828 MACHINE_START(BORZOI, "SHARP Borzoi") 829 .phys_io = 0x40000000, 830 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, 831 .fixup = fixup_spitz, 832 .map_io = pxa_map_io, 833 .init_irq = pxa27x_init_irq, 834 .init_machine = spitz_init, 835 .timer = &pxa_timer, 836 MACHINE_END 837 #endif 838 839 #ifdef CONFIG_MACH_AKITA 840 MACHINE_START(AKITA, "SHARP Akita") 841 .phys_io = 0x40000000, 842 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, 843 .fixup = fixup_spitz, 844 .map_io = pxa_map_io, 845 .init_irq = pxa27x_init_irq, 846 .init_machine = akita_init, 847 .timer = &pxa_timer, 848 MACHINE_END 849 #endif 850