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 GPIO58_LCD_LDD_0, 60 GPIO59_LCD_LDD_1, 61 GPIO60_LCD_LDD_2, 62 GPIO61_LCD_LDD_3, 63 GPIO62_LCD_LDD_4, 64 GPIO63_LCD_LDD_5, 65 GPIO64_LCD_LDD_6, 66 GPIO65_LCD_LDD_7, 67 GPIO66_LCD_LDD_8, 68 GPIO67_LCD_LDD_9, 69 GPIO68_LCD_LDD_10, 70 GPIO69_LCD_LDD_11, 71 GPIO70_LCD_LDD_12, 72 GPIO71_LCD_LDD_13, 73 GPIO72_LCD_LDD_14, 74 GPIO73_LCD_LDD_15, 75 GPIO74_LCD_FCLK, 76 GPIO75_LCD_LCLK, 77 GPIO76_LCD_PCLK, 78 79 /* PC Card */ 80 GPIO48_nPOE, 81 GPIO49_nPWE, 82 GPIO50_nPIOR, 83 GPIO51_nPIOW, 84 GPIO85_nPCE_1, 85 GPIO54_nPCE_2, 86 GPIO55_nPREG, 87 GPIO56_nPWAIT, 88 GPIO57_nIOIS16, 89 GPIO104_PSKTSEL, 90 91 /* I2S */ 92 GPIO28_I2S_BITCLK_OUT, 93 GPIO29_I2S_SDATA_IN, 94 GPIO30_I2S_SDATA_OUT, 95 GPIO31_I2S_SYNC, 96 97 /* MMC */ 98 GPIO32_MMC_CLK, 99 GPIO112_MMC_CMD, 100 GPIO92_MMC_DAT_0, 101 GPIO109_MMC_DAT_1, 102 GPIO110_MMC_DAT_2, 103 GPIO111_MMC_DAT_3, 104 105 /* GPIOs */ 106 GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */ 107 GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */ 108 GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */ 109 GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */ 110 GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */ 111 GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */ 112 GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */ 113 GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */ 114 GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */ 115 116 /* GPIO matrix keypad */ 117 GPIO88_GPIO, /* column 0 */ 118 GPIO23_GPIO, /* column 1 */ 119 GPIO24_GPIO, /* column 2 */ 120 GPIO25_GPIO, /* column 3 */ 121 GPIO26_GPIO, /* column 4 */ 122 GPIO27_GPIO, /* column 5 */ 123 GPIO52_GPIO, /* column 6 */ 124 GPIO103_GPIO, /* column 7 */ 125 GPIO107_GPIO, /* column 8 */ 126 GPIO108_GPIO, /* column 9 */ 127 GPIO114_GPIO, /* column 10 */ 128 GPIO12_GPIO, /* row 0 */ 129 GPIO17_GPIO, /* row 1 */ 130 GPIO91_GPIO, /* row 2 */ 131 GPIO34_GPIO, /* row 3 */ 132 GPIO36_GPIO, /* row 4 */ 133 GPIO38_GPIO, /* row 5 */ 134 GPIO39_GPIO, /* row 6 */ 135 136 /* I2C */ 137 GPIO117_I2C_SCL, 138 GPIO118_I2C_SDA, 139 140 GPIO1_GPIO | WAKEUP_ON_EDGE_RISE, 141 }; 142 143 /* 144 * Spitz SCOOP Device #1 145 */ 146 static struct resource spitz_scoop_resources[] = { 147 [0] = { 148 .start = 0x10800000, 149 .end = 0x10800fff, 150 .flags = IORESOURCE_MEM, 151 }, 152 }; 153 154 static struct scoop_config spitz_scoop_setup = { 155 .io_dir = SPITZ_SCP_IO_DIR, 156 .io_out = SPITZ_SCP_IO_OUT, 157 .suspend_clr = SPITZ_SCP_SUS_CLR, 158 .suspend_set = SPITZ_SCP_SUS_SET, 159 .gpio_base = SPITZ_SCP_GPIO_BASE, 160 }; 161 162 struct platform_device spitzscoop_device = { 163 .name = "sharp-scoop", 164 .id = 0, 165 .dev = { 166 .platform_data = &spitz_scoop_setup, 167 }, 168 .num_resources = ARRAY_SIZE(spitz_scoop_resources), 169 .resource = spitz_scoop_resources, 170 }; 171 172 /* 173 * Spitz SCOOP Device #2 174 */ 175 static struct resource spitz_scoop2_resources[] = { 176 [0] = { 177 .start = 0x08800040, 178 .end = 0x08800fff, 179 .flags = IORESOURCE_MEM, 180 }, 181 }; 182 183 static struct scoop_config spitz_scoop2_setup = { 184 .io_dir = SPITZ_SCP2_IO_DIR, 185 .io_out = SPITZ_SCP2_IO_OUT, 186 .suspend_clr = SPITZ_SCP2_SUS_CLR, 187 .suspend_set = SPITZ_SCP2_SUS_SET, 188 .gpio_base = SPITZ_SCP2_GPIO_BASE, 189 }; 190 191 struct platform_device spitzscoop2_device = { 192 .name = "sharp-scoop", 193 .id = 1, 194 .dev = { 195 .platform_data = &spitz_scoop2_setup, 196 }, 197 .num_resources = ARRAY_SIZE(spitz_scoop2_resources), 198 .resource = spitz_scoop2_resources, 199 }; 200 201 #define SPITZ_PWR_SD 0x01 202 #define SPITZ_PWR_CF 0x02 203 204 /* Power control is shared with between one of the CF slots and SD */ 205 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr) 206 { 207 unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR); 208 209 if (new_cpr & 0x0007) { 210 gpio_set_value(SPITZ_GPIO_CF_POWER, 1); 211 if (!(cpr & 0x0002) && !(cpr & 0x0004)) 212 mdelay(5); 213 if (device == SPITZ_PWR_CF) 214 cpr |= 0x0002; 215 if (device == SPITZ_PWR_SD) 216 cpr |= 0x0004; 217 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr); 218 } else { 219 if (device == SPITZ_PWR_CF) 220 cpr &= ~0x0002; 221 if (device == SPITZ_PWR_SD) 222 cpr &= ~0x0004; 223 if (!(cpr & 0x0002) && !(cpr & 0x0004)) { 224 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000); 225 mdelay(1); 226 gpio_set_value(SPITZ_GPIO_CF_POWER, 0); 227 } else { 228 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr); 229 } 230 } 231 } 232 233 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr) 234 { 235 /* Only need to override behaviour for slot 0 */ 236 if (nr == 0) 237 spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr); 238 else 239 write_scoop_reg(scoop, SCOOP_CPR, cpr); 240 } 241 242 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = { 243 { 244 .dev = &spitzscoop_device.dev, 245 .irq = SPITZ_IRQ_GPIO_CF_IRQ, 246 .cd_irq = SPITZ_IRQ_GPIO_CF_CD, 247 .cd_irq_str = "PCMCIA0 CD", 248 },{ 249 .dev = &spitzscoop2_device.dev, 250 .irq = SPITZ_IRQ_GPIO_CF2_IRQ, 251 .cd_irq = -1, 252 }, 253 }; 254 255 static struct scoop_pcmcia_config spitz_pcmcia_config = { 256 .devs = &spitz_pcmcia_scoop[0], 257 .num_devs = 2, 258 .power_ctrl = spitz_pcmcia_pwr, 259 }; 260 261 EXPORT_SYMBOL(spitzscoop_device); 262 EXPORT_SYMBOL(spitzscoop2_device); 263 264 /* 265 * Spitz Keyboard Device 266 */ 267 #define SPITZ_KEY_CALENDAR KEY_F1 268 #define SPITZ_KEY_ADDRESS KEY_F2 269 #define SPITZ_KEY_FN KEY_F3 270 #define SPITZ_KEY_CANCEL KEY_F4 271 #define SPITZ_KEY_EXOK KEY_F5 272 #define SPITZ_KEY_EXCANCEL KEY_F6 273 #define SPITZ_KEY_EXJOGDOWN KEY_F7 274 #define SPITZ_KEY_EXJOGUP KEY_F8 275 #define SPITZ_KEY_JAP1 KEY_LEFTALT 276 #define SPITZ_KEY_JAP2 KEY_RIGHTCTRL 277 #define SPITZ_KEY_SYNC KEY_F9 278 #define SPITZ_KEY_MAIL KEY_F10 279 #define SPITZ_KEY_OK KEY_F11 280 #define SPITZ_KEY_MENU KEY_F12 281 282 static const uint32_t spitzkbd_keymap[] = { 283 KEY(0, 0, KEY_LEFTCTRL), 284 KEY(0, 1, KEY_1), 285 KEY(0, 2, KEY_3), 286 KEY(0, 3, KEY_5), 287 KEY(0, 4, KEY_6), 288 KEY(0, 5, KEY_7), 289 KEY(0, 6, KEY_9), 290 KEY(0, 7, KEY_0), 291 KEY(0, 8, KEY_BACKSPACE), 292 KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */ 293 KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */ 294 KEY(1, 1, KEY_2), 295 KEY(1, 2, KEY_4), 296 KEY(1, 3, KEY_R), 297 KEY(1, 4, KEY_Y), 298 KEY(1, 5, KEY_8), 299 KEY(1, 6, KEY_I), 300 KEY(1, 7, KEY_O), 301 KEY(1, 8, KEY_P), 302 KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */ 303 KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */ 304 KEY(2, 0, KEY_TAB), 305 KEY(2, 1, KEY_Q), 306 KEY(2, 2, KEY_E), 307 KEY(2, 3, KEY_T), 308 KEY(2, 4, KEY_G), 309 KEY(2, 5, KEY_U), 310 KEY(2, 6, KEY_J), 311 KEY(2, 7, KEY_K), 312 KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */ 313 KEY(3, 1, KEY_W), 314 KEY(3, 2, KEY_S), 315 KEY(3, 3, KEY_F), 316 KEY(3, 4, KEY_V), 317 KEY(3, 5, KEY_H), 318 KEY(3, 6, KEY_M), 319 KEY(3, 7, KEY_L), 320 KEY(3, 9, KEY_RIGHTSHIFT), 321 KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */ 322 KEY(4, 1, KEY_A), 323 KEY(4, 2, KEY_D), 324 KEY(4, 3, KEY_C), 325 KEY(4, 4, KEY_B), 326 KEY(4, 5, KEY_N), 327 KEY(4, 6, KEY_DOT), 328 KEY(4, 8, KEY_ENTER), 329 KEY(4, 9, KEY_LEFTSHIFT), 330 KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */ 331 KEY(5, 1, KEY_Z), 332 KEY(5, 2, KEY_X), 333 KEY(5, 3, KEY_MINUS), 334 KEY(5, 4, KEY_SPACE), 335 KEY(5, 5, KEY_COMMA), 336 KEY(5, 7, KEY_UP), 337 KEY(5, 10, SPITZ_KEY_FN), /* FN */ 338 KEY(6, 0, KEY_SYSRQ), 339 KEY(6, 1, SPITZ_KEY_JAP1), /* JAP1 */ 340 KEY(6, 2, SPITZ_KEY_JAP2), /* JAP2 */ 341 KEY(6, 3, SPITZ_KEY_CANCEL), /* CANCEL */ 342 KEY(6, 4, SPITZ_KEY_OK), /* OK */ 343 KEY(6, 5, SPITZ_KEY_MENU), /* MENU */ 344 KEY(6, 6, KEY_LEFT), 345 KEY(6, 7, KEY_DOWN), 346 KEY(6, 8, KEY_RIGHT), 347 }; 348 349 static const struct matrix_keymap_data spitzkbd_keymap_data = { 350 .keymap = spitzkbd_keymap, 351 .keymap_size = ARRAY_SIZE(spitzkbd_keymap), 352 }; 353 354 static const uint32_t spitzkbd_row_gpios[] = 355 { 12, 17, 91, 34, 36, 38, 39 }; 356 static const uint32_t spitzkbd_col_gpios[] = 357 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 }; 358 359 static struct matrix_keypad_platform_data spitzkbd_pdata = { 360 .keymap_data = &spitzkbd_keymap_data, 361 .row_gpios = spitzkbd_row_gpios, 362 .col_gpios = spitzkbd_col_gpios, 363 .num_row_gpios = ARRAY_SIZE(spitzkbd_row_gpios), 364 .num_col_gpios = ARRAY_SIZE(spitzkbd_col_gpios), 365 .col_scan_delay_us = 10, 366 .debounce_ms = 10, 367 .wakeup = 1, 368 }; 369 370 static struct platform_device spitzkbd_device = { 371 .name = "matrix-keypad", 372 .id = -1, 373 .dev = { 374 .platform_data = &spitzkbd_pdata, 375 }, 376 }; 377 378 379 static struct gpio_keys_button spitz_gpio_keys[] = { 380 { 381 .type = EV_PWR, 382 .code = KEY_SUSPEND, 383 .gpio = SPITZ_GPIO_ON_KEY, 384 .desc = "On/Off", 385 .wakeup = 1, 386 }, 387 /* Two buttons detecting the lid state */ 388 { 389 .type = EV_SW, 390 .code = 0, 391 .gpio = SPITZ_GPIO_SWA, 392 .desc = "Display Down", 393 }, 394 { 395 .type = EV_SW, 396 .code = 1, 397 .gpio = SPITZ_GPIO_SWB, 398 .desc = "Lid Closed", 399 }, 400 }; 401 402 static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = { 403 .buttons = spitz_gpio_keys, 404 .nbuttons = ARRAY_SIZE(spitz_gpio_keys), 405 }; 406 407 static struct platform_device spitz_gpio_keys_device = { 408 .name = "gpio-keys", 409 .id = -1, 410 .dev = { 411 .platform_data = &spitz_gpio_keys_platform_data, 412 }, 413 }; 414 415 416 /* 417 * Spitz LEDs 418 */ 419 static struct gpio_led spitz_gpio_leds[] = { 420 { 421 .name = "spitz:amber:charge", 422 .default_trigger = "sharpsl-charge", 423 .gpio = SPITZ_GPIO_LED_ORANGE, 424 }, 425 { 426 .name = "spitz:green:hddactivity", 427 .default_trigger = "ide-disk", 428 .gpio = SPITZ_GPIO_LED_GREEN, 429 }, 430 }; 431 432 static struct gpio_led_platform_data spitz_gpio_leds_info = { 433 .leds = spitz_gpio_leds, 434 .num_leds = ARRAY_SIZE(spitz_gpio_leds), 435 }; 436 437 static struct platform_device spitzled_device = { 438 .name = "leds-gpio", 439 .id = -1, 440 .dev = { 441 .platform_data = &spitz_gpio_leds_info, 442 }, 443 }; 444 445 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) 446 static struct pxa2xx_spi_master spitz_spi_info = { 447 .num_chipselect = 3, 448 }; 449 450 static void spitz_wait_for_hsync(void) 451 { 452 while (gpio_get_value(SPITZ_GPIO_HSYNC)) 453 cpu_relax(); 454 455 while (!gpio_get_value(SPITZ_GPIO_HSYNC)) 456 cpu_relax(); 457 } 458 459 static struct ads7846_platform_data spitz_ads7846_info = { 460 .model = 7846, 461 .vref_delay_usecs = 100, 462 .x_plate_ohms = 419, 463 .y_plate_ohms = 486, 464 .pressure_max = 1024, 465 .gpio_pendown = SPITZ_GPIO_TP_INT, 466 .wait_for_sync = spitz_wait_for_hsync, 467 }; 468 469 static struct pxa2xx_spi_chip spitz_ads7846_chip = { 470 .gpio_cs = SPITZ_GPIO_ADS7846_CS, 471 }; 472 473 static void spitz_bl_kick_battery(void) 474 { 475 void (*kick_batt)(void); 476 477 kick_batt = symbol_get(sharpsl_battery_kick); 478 if (kick_batt) { 479 kick_batt(); 480 symbol_put(sharpsl_battery_kick); 481 } 482 } 483 484 static struct corgi_lcd_platform_data spitz_lcdcon_info = { 485 .init_mode = CORGI_LCD_MODE_VGA, 486 .max_intensity = 0x2f, 487 .default_intensity = 0x1f, 488 .limit_mask = 0x0b, 489 .gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT, 490 .gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON, 491 .kick_battery = spitz_bl_kick_battery, 492 }; 493 494 static struct pxa2xx_spi_chip spitz_lcdcon_chip = { 495 .gpio_cs = SPITZ_GPIO_LCDCON_CS, 496 }; 497 498 static struct pxa2xx_spi_chip spitz_max1111_chip = { 499 .gpio_cs = SPITZ_GPIO_MAX1111_CS, 500 }; 501 502 static struct spi_board_info spitz_spi_devices[] = { 503 { 504 .modalias = "ads7846", 505 .max_speed_hz = 1200000, 506 .bus_num = 2, 507 .chip_select = 0, 508 .platform_data = &spitz_ads7846_info, 509 .controller_data= &spitz_ads7846_chip, 510 .irq = gpio_to_irq(SPITZ_GPIO_TP_INT), 511 }, { 512 .modalias = "corgi-lcd", 513 .max_speed_hz = 50000, 514 .bus_num = 2, 515 .chip_select = 1, 516 .platform_data = &spitz_lcdcon_info, 517 .controller_data= &spitz_lcdcon_chip, 518 }, { 519 .modalias = "max1111", 520 .max_speed_hz = 450000, 521 .bus_num = 2, 522 .chip_select = 2, 523 .controller_data= &spitz_max1111_chip, 524 }, 525 }; 526 527 static void __init spitz_init_spi(void) 528 { 529 if (machine_is_akita()) { 530 spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT; 531 spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON; 532 } 533 534 pxa2xx_set_spi_info(2, &spitz_spi_info); 535 spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices)); 536 } 537 #else 538 static inline void spitz_init_spi(void) {} 539 #endif 540 541 /* 542 * MMC/SD Device 543 * 544 * The card detect interrupt isn't debounced so we delay it by 250ms 545 * to give the card a chance to fully insert/eject. 546 */ 547 static void spitz_mci_setpower(struct device *dev, unsigned int vdd) 548 { 549 struct pxamci_platform_data* p_d = dev->platform_data; 550 551 if (( 1 << vdd) & p_d->ocr_mask) 552 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004); 553 else 554 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000); 555 } 556 557 static struct pxamci_platform_data spitz_mci_platform_data = { 558 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, 559 .setpower = spitz_mci_setpower, 560 .gpio_card_detect = SPITZ_GPIO_nSD_DETECT, 561 .gpio_card_ro = SPITZ_GPIO_nSD_WP, 562 .gpio_power = -1, 563 }; 564 565 566 /* 567 * USB Host (OHCI) 568 */ 569 static int spitz_ohci_init(struct device *dev) 570 { 571 int err; 572 573 err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST"); 574 if (err) 575 return err; 576 577 /* Only Port 2 is connected 578 * Setup USB Port 2 Output Control Register 579 */ 580 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; 581 582 return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1); 583 } 584 585 static void spitz_ohci_exit(struct device *dev) 586 { 587 gpio_free(SPITZ_GPIO_USB_HOST); 588 } 589 590 static struct pxaohci_platform_data spitz_ohci_platform_data = { 591 .port_mode = PMM_NPS_MODE, 592 .init = spitz_ohci_init, 593 .exit = spitz_ohci_exit, 594 .flags = ENABLE_PORT_ALL | NO_OC_PROTECTION, 595 .power_budget = 150, 596 }; 597 598 599 /* 600 * Irda 601 */ 602 603 static struct pxaficp_platform_data spitz_ficp_platform_data = { 604 /* .gpio_pwdown is set in spitz_init() and akita_init() accordingly */ 605 .transceiver_cap = IR_SIRMODE | IR_OFF, 606 }; 607 608 609 /* 610 * Spitz PXA Framebuffer 611 */ 612 613 static struct pxafb_mode_info spitz_pxafb_modes[] = { 614 { 615 .pixclock = 19231, 616 .xres = 480, 617 .yres = 640, 618 .bpp = 16, 619 .hsync_len = 40, 620 .left_margin = 46, 621 .right_margin = 125, 622 .vsync_len = 3, 623 .upper_margin = 1, 624 .lower_margin = 0, 625 .sync = 0, 626 },{ 627 .pixclock = 134617, 628 .xres = 240, 629 .yres = 320, 630 .bpp = 16, 631 .hsync_len = 20, 632 .left_margin = 20, 633 .right_margin = 46, 634 .vsync_len = 2, 635 .upper_margin = 1, 636 .lower_margin = 0, 637 .sync = 0, 638 }, 639 }; 640 641 static struct pxafb_mach_info spitz_pxafb_info = { 642 .modes = &spitz_pxafb_modes[0], 643 .num_modes = 2, 644 .fixed_modes = 1, 645 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING, 646 }; 647 648 static struct mtd_partition sharpsl_nand_partitions[] = { 649 { 650 .name = "System Area", 651 .offset = 0, 652 .size = 7 * 1024 * 1024, 653 }, 654 { 655 .name = "Root Filesystem", 656 .offset = 7 * 1024 * 1024, 657 }, 658 { 659 .name = "Home Filesystem", 660 .offset = MTDPART_OFS_APPEND, 661 .size = MTDPART_SIZ_FULL, 662 }, 663 }; 664 665 static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; 666 667 static struct nand_bbt_descr sharpsl_bbt = { 668 .options = 0, 669 .offs = 4, 670 .len = 2, 671 .pattern = scan_ff_pattern 672 }; 673 674 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = { 675 .badblock_pattern = &sharpsl_bbt, 676 .partitions = sharpsl_nand_partitions, 677 .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions), 678 }; 679 680 static struct resource sharpsl_nand_resources[] = { 681 { 682 .start = 0x0C000000, 683 .end = 0x0C000FFF, 684 .flags = IORESOURCE_MEM, 685 }, 686 }; 687 688 static struct platform_device sharpsl_nand_device = { 689 .name = "sharpsl-nand", 690 .id = -1, 691 .resource = sharpsl_nand_resources, 692 .num_resources = ARRAY_SIZE(sharpsl_nand_resources), 693 .dev.platform_data = &sharpsl_nand_platform_data, 694 }; 695 696 697 static struct mtd_partition sharpsl_rom_parts[] = { 698 { 699 .name ="Boot PROM Filesystem", 700 .offset = 0x00140000, 701 .size = MTDPART_SIZ_FULL, 702 }, 703 }; 704 705 static struct physmap_flash_data sharpsl_rom_data = { 706 .width = 2, 707 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts), 708 .parts = sharpsl_rom_parts, 709 }; 710 711 static struct resource sharpsl_rom_resources[] = { 712 { 713 .start = 0x00000000, 714 .end = 0x007fffff, 715 .flags = IORESOURCE_MEM, 716 }, 717 }; 718 719 static struct platform_device sharpsl_rom_device = { 720 .name = "physmap-flash", 721 .id = -1, 722 .resource = sharpsl_rom_resources, 723 .num_resources = ARRAY_SIZE(sharpsl_rom_resources), 724 .dev.platform_data = &sharpsl_rom_data, 725 }; 726 727 static struct platform_device *devices[] __initdata = { 728 &spitzscoop_device, 729 &spitzkbd_device, 730 &spitz_gpio_keys_device, 731 &spitzled_device, 732 &sharpsl_nand_device, 733 &sharpsl_rom_device, 734 }; 735 736 static void spitz_poweroff(void) 737 { 738 arm_machine_restart('g', NULL); 739 } 740 741 static void spitz_restart(char mode, const char *cmd) 742 { 743 /* Bootloader magic for a reboot */ 744 if((MSC0 & 0xffff0000) == 0x7ff00000) 745 MSC0 = (MSC0 & 0xffff) | 0x7ee00000; 746 747 spitz_poweroff(); 748 } 749 750 static void __init common_init(void) 751 { 752 init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0); 753 pm_power_off = spitz_poweroff; 754 arm_pm_restart = spitz_restart; 755 756 if (machine_is_spitz()) { 757 sharpsl_nand_partitions[1].size = 5 * 1024 * 1024; 758 } else if (machine_is_akita()) { 759 sharpsl_nand_partitions[1].size = 58 * 1024 * 1024; 760 } else if (machine_is_borzoi()) { 761 sharpsl_nand_partitions[1].size = 32 * 1024 * 1024; 762 } 763 764 PMCR = 0x00; 765 766 /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ 767 PCFR |= PCFR_OPDE; 768 769 pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config)); 770 771 pxa_set_ffuart_info(NULL); 772 pxa_set_btuart_info(NULL); 773 pxa_set_stuart_info(NULL); 774 775 spitz_init_spi(); 776 777 platform_add_devices(devices, ARRAY_SIZE(devices)); 778 spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250); 779 pxa_set_mci_info(&spitz_mci_platform_data); 780 pxa_set_ohci_info(&spitz_ohci_platform_data); 781 pxa_set_ficp_info(&spitz_ficp_platform_data); 782 set_pxa_fb_info(&spitz_pxafb_info); 783 pxa_set_i2c_info(NULL); 784 } 785 786 #if defined(CONFIG_MACH_AKITA) || defined(CONFIG_MACH_BORZOI) 787 static struct nand_bbt_descr sharpsl_akita_bbt = { 788 .options = 0, 789 .offs = 4, 790 .len = 1, 791 .pattern = scan_ff_pattern 792 }; 793 794 static struct nand_ecclayout akita_oobinfo = { 795 .eccbytes = 24, 796 .eccpos = { 797 0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11, 798 0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23, 799 0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37}, 800 .oobfree = {{0x08, 0x09}} 801 }; 802 #endif 803 804 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI) 805 static void __init spitz_init(void) 806 { 807 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON; 808 809 #ifdef CONFIG_MACH_BORZOI 810 if (machine_is_borzoi()) { 811 sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt; 812 sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo; 813 } 814 #endif 815 816 platform_scoop_config = &spitz_pcmcia_config; 817 818 common_init(); 819 820 platform_device_register(&spitzscoop2_device); 821 } 822 #endif 823 824 #ifdef CONFIG_MACH_AKITA 825 /* 826 * Akita IO Expander 827 */ 828 static struct pca953x_platform_data akita_ioexp = { 829 .gpio_base = AKITA_IOEXP_GPIO_BASE, 830 }; 831 832 static struct i2c_board_info akita_i2c_board_info[] = { 833 { 834 .type = "max7310", 835 .addr = 0x18, 836 .platform_data = &akita_ioexp, 837 }, 838 }; 839 840 static void __init akita_init(void) 841 { 842 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON; 843 844 sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt; 845 sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo; 846 847 /* We just pretend the second element of the array doesn't exist */ 848 spitz_pcmcia_config.num_devs = 1; 849 platform_scoop_config = &spitz_pcmcia_config; 850 851 i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info)); 852 853 common_init(); 854 } 855 #endif 856 857 static void __init fixup_spitz(struct machine_desc *desc, 858 struct tag *tags, char **cmdline, struct meminfo *mi) 859 { 860 sharpsl_save_param(); 861 mi->nr_banks = 1; 862 mi->bank[0].start = 0xa0000000; 863 mi->bank[0].node = 0; 864 mi->bank[0].size = (64*1024*1024); 865 } 866 867 #ifdef CONFIG_MACH_SPITZ 868 MACHINE_START(SPITZ, "SHARP Spitz") 869 .phys_io = 0x40000000, 870 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, 871 .fixup = fixup_spitz, 872 .map_io = pxa_map_io, 873 .init_irq = pxa27x_init_irq, 874 .init_machine = spitz_init, 875 .timer = &pxa_timer, 876 MACHINE_END 877 #endif 878 879 #ifdef CONFIG_MACH_BORZOI 880 MACHINE_START(BORZOI, "SHARP Borzoi") 881 .phys_io = 0x40000000, 882 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, 883 .fixup = fixup_spitz, 884 .map_io = pxa_map_io, 885 .init_irq = pxa27x_init_irq, 886 .init_machine = spitz_init, 887 .timer = &pxa_timer, 888 MACHINE_END 889 #endif 890 891 #ifdef CONFIG_MACH_AKITA 892 MACHINE_START(AKITA, "SHARP Akita") 893 .phys_io = 0x40000000, 894 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, 895 .fixup = fixup_spitz, 896 .map_io = pxa_map_io, 897 .init_irq = pxa27x_init_irq, 898 .init_machine = akita_init, 899 .timer = &pxa_timer, 900 MACHINE_END 901 #endif 902