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/i2c.h> 22 #include <linux/i2c/pxa-i2c.h> 23 #include <linux/platform_data/pca953x.h> 24 #include <linux/spi/spi.h> 25 #include <linux/spi/ads7846.h> 26 #include <linux/spi/corgi_lcd.h> 27 #include <linux/spi/pxa2xx_spi.h> 28 #include <linux/mtd/sharpsl.h> 29 #include <linux/mtd/physmap.h> 30 #include <linux/input/matrix_keypad.h> 31 #include <linux/regulator/machine.h> 32 #include <linux/io.h> 33 #include <linux/module.h> 34 #include <linux/reboot.h> 35 #include <linux/memblock.h> 36 37 #include <asm/setup.h> 38 #include <asm/mach-types.h> 39 #include <asm/mach/arch.h> 40 #include <asm/mach/sharpsl_param.h> 41 #include <asm/hardware/scoop.h> 42 43 #include <mach/pxa27x.h> 44 #include <mach/pxa27x-udc.h> 45 #include <mach/reset.h> 46 #include <linux/platform_data/irda-pxaficp.h> 47 #include <linux/platform_data/mmc-pxamci.h> 48 #include <linux/platform_data/usb-ohci-pxa27x.h> 49 #include <linux/platform_data/video-pxafb.h> 50 #include <mach/spitz.h> 51 #include <mach/sharpsl_pm.h> 52 #include <mach/smemc.h> 53 54 #include "generic.h" 55 #include "devices.h" 56 57 /****************************************************************************** 58 * Pin configuration 59 ******************************************************************************/ 60 static unsigned long spitz_pin_config[] __initdata = { 61 /* Chip Selects */ 62 GPIO78_nCS_2, /* SCOOP #2 */ 63 GPIO79_nCS_3, /* NAND */ 64 GPIO80_nCS_4, /* SCOOP #1 */ 65 66 /* LCD - 16bpp Active TFT */ 67 GPIOxx_LCD_TFT_16BPP, 68 69 /* PC Card */ 70 GPIO48_nPOE, 71 GPIO49_nPWE, 72 GPIO50_nPIOR, 73 GPIO51_nPIOW, 74 GPIO85_nPCE_1, 75 GPIO54_nPCE_2, 76 GPIO55_nPREG, 77 GPIO56_nPWAIT, 78 GPIO57_nIOIS16, 79 GPIO104_PSKTSEL, 80 81 /* I2S */ 82 GPIO28_I2S_BITCLK_OUT, 83 GPIO29_I2S_SDATA_IN, 84 GPIO30_I2S_SDATA_OUT, 85 GPIO31_I2S_SYNC, 86 87 /* MMC */ 88 GPIO32_MMC_CLK, 89 GPIO112_MMC_CMD, 90 GPIO92_MMC_DAT_0, 91 GPIO109_MMC_DAT_1, 92 GPIO110_MMC_DAT_2, 93 GPIO111_MMC_DAT_3, 94 95 /* GPIOs */ 96 GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */ 97 GPIO16_GPIO, /* SPITZ_GPIO_SYNC */ 98 GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */ 99 GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */ 100 GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */ 101 GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */ 102 GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */ 103 GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */ 104 GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */ 105 GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */ 106 107 /* GPIO matrix keypad */ 108 GPIO88_GPIO, /* column 0 */ 109 GPIO23_GPIO, /* column 1 */ 110 GPIO24_GPIO, /* column 2 */ 111 GPIO25_GPIO, /* column 3 */ 112 GPIO26_GPIO, /* column 4 */ 113 GPIO27_GPIO, /* column 5 */ 114 GPIO52_GPIO, /* column 6 */ 115 GPIO103_GPIO, /* column 7 */ 116 GPIO107_GPIO, /* column 8 */ 117 GPIO108_GPIO, /* column 9 */ 118 GPIO114_GPIO, /* column 10 */ 119 GPIO12_GPIO, /* row 0 */ 120 GPIO17_GPIO, /* row 1 */ 121 GPIO91_GPIO, /* row 2 */ 122 GPIO34_GPIO, /* row 3 */ 123 GPIO36_GPIO, /* row 4 */ 124 GPIO38_GPIO, /* row 5 */ 125 GPIO39_GPIO, /* row 6 */ 126 127 /* I2C */ 128 GPIO117_I2C_SCL, 129 GPIO118_I2C_SDA, 130 131 GPIO0_GPIO | WAKEUP_ON_EDGE_RISE, /* SPITZ_GPIO_KEY_INT */ 132 GPIO1_GPIO | WAKEUP_ON_EDGE_FALL, /* SPITZ_GPIO_RESET */ 133 }; 134 135 136 /****************************************************************************** 137 * Scoop GPIO expander 138 ******************************************************************************/ 139 #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE) 140 /* SCOOP Device #1 */ 141 static struct resource spitz_scoop_1_resources[] = { 142 [0] = { 143 .start = 0x10800000, 144 .end = 0x10800fff, 145 .flags = IORESOURCE_MEM, 146 }, 147 }; 148 149 static struct scoop_config spitz_scoop_1_setup = { 150 .io_dir = SPITZ_SCP_IO_DIR, 151 .io_out = SPITZ_SCP_IO_OUT, 152 .suspend_clr = SPITZ_SCP_SUS_CLR, 153 .suspend_set = SPITZ_SCP_SUS_SET, 154 .gpio_base = SPITZ_SCP_GPIO_BASE, 155 }; 156 157 struct platform_device spitz_scoop_1_device = { 158 .name = "sharp-scoop", 159 .id = 0, 160 .dev = { 161 .platform_data = &spitz_scoop_1_setup, 162 }, 163 .num_resources = ARRAY_SIZE(spitz_scoop_1_resources), 164 .resource = spitz_scoop_1_resources, 165 }; 166 167 /* SCOOP Device #2 */ 168 static struct resource spitz_scoop_2_resources[] = { 169 [0] = { 170 .start = 0x08800040, 171 .end = 0x08800fff, 172 .flags = IORESOURCE_MEM, 173 }, 174 }; 175 176 static struct scoop_config spitz_scoop_2_setup = { 177 .io_dir = SPITZ_SCP2_IO_DIR, 178 .io_out = SPITZ_SCP2_IO_OUT, 179 .suspend_clr = SPITZ_SCP2_SUS_CLR, 180 .suspend_set = SPITZ_SCP2_SUS_SET, 181 .gpio_base = SPITZ_SCP2_GPIO_BASE, 182 }; 183 184 struct platform_device spitz_scoop_2_device = { 185 .name = "sharp-scoop", 186 .id = 1, 187 .dev = { 188 .platform_data = &spitz_scoop_2_setup, 189 }, 190 .num_resources = ARRAY_SIZE(spitz_scoop_2_resources), 191 .resource = spitz_scoop_2_resources, 192 }; 193 194 static void __init spitz_scoop_init(void) 195 { 196 platform_device_register(&spitz_scoop_1_device); 197 198 /* Akita doesn't have the second SCOOP chip */ 199 if (!machine_is_akita()) 200 platform_device_register(&spitz_scoop_2_device); 201 } 202 203 /* Power control is shared with between one of the CF slots and SD */ 204 static void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) 205 { 206 unsigned short cpr; 207 unsigned long flags; 208 209 if (new_cpr & 0x7) { 210 gpio_set_value(SPITZ_GPIO_CF_POWER, 1); 211 mdelay(5); 212 } 213 214 local_irq_save(flags); 215 216 cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR); 217 218 if (enable & new_cpr) 219 cpr |= new_cpr; 220 else 221 cpr &= ~enable; 222 223 write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr); 224 225 local_irq_restore(flags); 226 227 if (!(cpr & 0x7)) { 228 mdelay(1); 229 gpio_set_value(SPITZ_GPIO_CF_POWER, 0); 230 } 231 } 232 233 #else 234 static inline void spitz_scoop_init(void) {} 235 static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {} 236 #endif 237 238 /****************************************************************************** 239 * PCMCIA 240 ******************************************************************************/ 241 #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE) 242 static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr) 243 { 244 /* Only need to override behaviour for slot 0 */ 245 if (nr == 0) 246 spitz_card_pwr_ctrl( 247 cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr); 248 else 249 write_scoop_reg(scoop, SCOOP_CPR, cpr); 250 } 251 252 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = { 253 { 254 .dev = &spitz_scoop_1_device.dev, 255 .irq = SPITZ_IRQ_GPIO_CF_IRQ, 256 .cd_irq = SPITZ_IRQ_GPIO_CF_CD, 257 .cd_irq_str = "PCMCIA0 CD", 258 }, { 259 .dev = &spitz_scoop_2_device.dev, 260 .irq = SPITZ_IRQ_GPIO_CF2_IRQ, 261 .cd_irq = -1, 262 }, 263 }; 264 265 static struct scoop_pcmcia_config spitz_pcmcia_config = { 266 .devs = &spitz_pcmcia_scoop[0], 267 .num_devs = 2, 268 .power_ctrl = spitz_pcmcia_pwr, 269 }; 270 271 static void __init spitz_pcmcia_init(void) 272 { 273 /* Akita has only one PCMCIA slot used */ 274 if (machine_is_akita()) 275 spitz_pcmcia_config.num_devs = 1; 276 277 platform_scoop_config = &spitz_pcmcia_config; 278 } 279 #else 280 static inline void spitz_pcmcia_init(void) {} 281 #endif 282 283 /****************************************************************************** 284 * GPIO keyboard 285 ******************************************************************************/ 286 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE) 287 288 #define SPITZ_KEY_CALENDAR KEY_F1 289 #define SPITZ_KEY_ADDRESS KEY_F2 290 #define SPITZ_KEY_FN KEY_F3 291 #define SPITZ_KEY_CANCEL KEY_F4 292 #define SPITZ_KEY_EXOK KEY_F5 293 #define SPITZ_KEY_EXCANCEL KEY_F6 294 #define SPITZ_KEY_EXJOGDOWN KEY_F7 295 #define SPITZ_KEY_EXJOGUP KEY_F8 296 #define SPITZ_KEY_JAP1 KEY_LEFTALT 297 #define SPITZ_KEY_JAP2 KEY_RIGHTCTRL 298 #define SPITZ_KEY_SYNC KEY_F9 299 #define SPITZ_KEY_MAIL KEY_F10 300 #define SPITZ_KEY_OK KEY_F11 301 #define SPITZ_KEY_MENU KEY_F12 302 303 static const uint32_t spitz_keymap[] = { 304 KEY(0, 0, KEY_LEFTCTRL), 305 KEY(0, 1, KEY_1), 306 KEY(0, 2, KEY_3), 307 KEY(0, 3, KEY_5), 308 KEY(0, 4, KEY_6), 309 KEY(0, 5, KEY_7), 310 KEY(0, 6, KEY_9), 311 KEY(0, 7, KEY_0), 312 KEY(0, 8, KEY_BACKSPACE), 313 KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */ 314 KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */ 315 KEY(1, 1, KEY_2), 316 KEY(1, 2, KEY_4), 317 KEY(1, 3, KEY_R), 318 KEY(1, 4, KEY_Y), 319 KEY(1, 5, KEY_8), 320 KEY(1, 6, KEY_I), 321 KEY(1, 7, KEY_O), 322 KEY(1, 8, KEY_P), 323 KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */ 324 KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */ 325 KEY(2, 0, KEY_TAB), 326 KEY(2, 1, KEY_Q), 327 KEY(2, 2, KEY_E), 328 KEY(2, 3, KEY_T), 329 KEY(2, 4, KEY_G), 330 KEY(2, 5, KEY_U), 331 KEY(2, 6, KEY_J), 332 KEY(2, 7, KEY_K), 333 KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */ 334 KEY(3, 1, KEY_W), 335 KEY(3, 2, KEY_S), 336 KEY(3, 3, KEY_F), 337 KEY(3, 4, KEY_V), 338 KEY(3, 5, KEY_H), 339 KEY(3, 6, KEY_M), 340 KEY(3, 7, KEY_L), 341 KEY(3, 9, KEY_RIGHTSHIFT), 342 KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */ 343 KEY(4, 1, KEY_A), 344 KEY(4, 2, KEY_D), 345 KEY(4, 3, KEY_C), 346 KEY(4, 4, KEY_B), 347 KEY(4, 5, KEY_N), 348 KEY(4, 6, KEY_DOT), 349 KEY(4, 8, KEY_ENTER), 350 KEY(4, 9, KEY_LEFTSHIFT), 351 KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */ 352 KEY(5, 1, KEY_Z), 353 KEY(5, 2, KEY_X), 354 KEY(5, 3, KEY_MINUS), 355 KEY(5, 4, KEY_SPACE), 356 KEY(5, 5, KEY_COMMA), 357 KEY(5, 7, KEY_UP), 358 KEY(5, 10, SPITZ_KEY_FN), /* FN */ 359 KEY(6, 0, KEY_SYSRQ), 360 KEY(6, 1, SPITZ_KEY_JAP1), /* JAP1 */ 361 KEY(6, 2, SPITZ_KEY_JAP2), /* JAP2 */ 362 KEY(6, 3, SPITZ_KEY_CANCEL), /* CANCEL */ 363 KEY(6, 4, SPITZ_KEY_OK), /* OK */ 364 KEY(6, 5, SPITZ_KEY_MENU), /* MENU */ 365 KEY(6, 6, KEY_LEFT), 366 KEY(6, 7, KEY_DOWN), 367 KEY(6, 8, KEY_RIGHT), 368 }; 369 370 static const struct matrix_keymap_data spitz_keymap_data = { 371 .keymap = spitz_keymap, 372 .keymap_size = ARRAY_SIZE(spitz_keymap), 373 }; 374 375 static const uint32_t spitz_row_gpios[] = 376 { 12, 17, 91, 34, 36, 38, 39 }; 377 static const uint32_t spitz_col_gpios[] = 378 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 }; 379 380 static struct matrix_keypad_platform_data spitz_mkp_pdata = { 381 .keymap_data = &spitz_keymap_data, 382 .row_gpios = spitz_row_gpios, 383 .col_gpios = spitz_col_gpios, 384 .num_row_gpios = ARRAY_SIZE(spitz_row_gpios), 385 .num_col_gpios = ARRAY_SIZE(spitz_col_gpios), 386 .col_scan_delay_us = 10, 387 .debounce_ms = 10, 388 .wakeup = 1, 389 }; 390 391 static struct platform_device spitz_mkp_device = { 392 .name = "matrix-keypad", 393 .id = -1, 394 .dev = { 395 .platform_data = &spitz_mkp_pdata, 396 }, 397 }; 398 399 static void __init spitz_mkp_init(void) 400 { 401 platform_device_register(&spitz_mkp_device); 402 } 403 #else 404 static inline void spitz_mkp_init(void) {} 405 #endif 406 407 /****************************************************************************** 408 * GPIO keys 409 ******************************************************************************/ 410 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) 411 static struct gpio_keys_button spitz_gpio_keys[] = { 412 { 413 .type = EV_PWR, 414 .code = KEY_SUSPEND, 415 .gpio = SPITZ_GPIO_ON_KEY, 416 .desc = "On Off", 417 .wakeup = 1, 418 }, 419 /* Two buttons detecting the lid state */ 420 { 421 .type = EV_SW, 422 .code = 0, 423 .gpio = SPITZ_GPIO_SWA, 424 .desc = "Display Down", 425 }, 426 { 427 .type = EV_SW, 428 .code = 1, 429 .gpio = SPITZ_GPIO_SWB, 430 .desc = "Lid Closed", 431 }, 432 }; 433 434 static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = { 435 .buttons = spitz_gpio_keys, 436 .nbuttons = ARRAY_SIZE(spitz_gpio_keys), 437 }; 438 439 static struct platform_device spitz_gpio_keys_device = { 440 .name = "gpio-keys", 441 .id = -1, 442 .dev = { 443 .platform_data = &spitz_gpio_keys_platform_data, 444 }, 445 }; 446 447 static void __init spitz_keys_init(void) 448 { 449 platform_device_register(&spitz_gpio_keys_device); 450 } 451 #else 452 static inline void spitz_keys_init(void) {} 453 #endif 454 455 /****************************************************************************** 456 * LEDs 457 ******************************************************************************/ 458 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) 459 static struct gpio_led spitz_gpio_leds[] = { 460 { 461 .name = "spitz:amber:charge", 462 .default_trigger = "sharpsl-charge", 463 .gpio = SPITZ_GPIO_LED_ORANGE, 464 }, 465 { 466 .name = "spitz:green:hddactivity", 467 .default_trigger = "ide-disk", 468 .gpio = SPITZ_GPIO_LED_GREEN, 469 }, 470 }; 471 472 static struct gpio_led_platform_data spitz_gpio_leds_info = { 473 .leds = spitz_gpio_leds, 474 .num_leds = ARRAY_SIZE(spitz_gpio_leds), 475 }; 476 477 static struct platform_device spitz_led_device = { 478 .name = "leds-gpio", 479 .id = -1, 480 .dev = { 481 .platform_data = &spitz_gpio_leds_info, 482 }, 483 }; 484 485 static void __init spitz_leds_init(void) 486 { 487 platform_device_register(&spitz_led_device); 488 } 489 #else 490 static inline void spitz_leds_init(void) {} 491 #endif 492 493 /****************************************************************************** 494 * SSP Devices 495 ******************************************************************************/ 496 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) 497 static void spitz_ads7846_wait_for_hsync(void) 498 { 499 while (gpio_get_value(SPITZ_GPIO_HSYNC)) 500 cpu_relax(); 501 502 while (!gpio_get_value(SPITZ_GPIO_HSYNC)) 503 cpu_relax(); 504 } 505 506 static struct ads7846_platform_data spitz_ads7846_info = { 507 .model = 7846, 508 .vref_delay_usecs = 100, 509 .x_plate_ohms = 419, 510 .y_plate_ohms = 486, 511 .pressure_max = 1024, 512 .gpio_pendown = SPITZ_GPIO_TP_INT, 513 .wait_for_sync = spitz_ads7846_wait_for_hsync, 514 }; 515 516 static struct pxa2xx_spi_chip spitz_ads7846_chip = { 517 .gpio_cs = SPITZ_GPIO_ADS7846_CS, 518 }; 519 520 static void spitz_bl_kick_battery(void) 521 { 522 void (*kick_batt)(void); 523 524 kick_batt = symbol_get(sharpsl_battery_kick); 525 if (kick_batt) { 526 kick_batt(); 527 symbol_put(sharpsl_battery_kick); 528 } 529 } 530 531 static struct corgi_lcd_platform_data spitz_lcdcon_info = { 532 .init_mode = CORGI_LCD_MODE_VGA, 533 .max_intensity = 0x2f, 534 .default_intensity = 0x1f, 535 .limit_mask = 0x0b, 536 .gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT, 537 .gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON, 538 .kick_battery = spitz_bl_kick_battery, 539 }; 540 541 static struct pxa2xx_spi_chip spitz_lcdcon_chip = { 542 .gpio_cs = SPITZ_GPIO_LCDCON_CS, 543 }; 544 545 static struct pxa2xx_spi_chip spitz_max1111_chip = { 546 .gpio_cs = SPITZ_GPIO_MAX1111_CS, 547 }; 548 549 static struct spi_board_info spitz_spi_devices[] = { 550 { 551 .modalias = "ads7846", 552 .max_speed_hz = 1200000, 553 .bus_num = 2, 554 .chip_select = 0, 555 .platform_data = &spitz_ads7846_info, 556 .controller_data = &spitz_ads7846_chip, 557 .irq = PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT), 558 }, { 559 .modalias = "corgi-lcd", 560 .max_speed_hz = 50000, 561 .bus_num = 2, 562 .chip_select = 1, 563 .platform_data = &spitz_lcdcon_info, 564 .controller_data = &spitz_lcdcon_chip, 565 }, { 566 .modalias = "max1111", 567 .max_speed_hz = 450000, 568 .bus_num = 2, 569 .chip_select = 2, 570 .controller_data = &spitz_max1111_chip, 571 }, 572 }; 573 574 static struct pxa2xx_spi_master spitz_spi_info = { 575 .num_chipselect = 3, 576 }; 577 578 static void __init spitz_spi_init(void) 579 { 580 struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info; 581 582 if (machine_is_akita()) { 583 lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT; 584 lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON; 585 } 586 587 pxa2xx_set_spi_info(2, &spitz_spi_info); 588 spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices)); 589 } 590 #else 591 static inline void spitz_spi_init(void) {} 592 #endif 593 594 /****************************************************************************** 595 * SD/MMC card controller 596 ******************************************************************************/ 597 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) 598 /* 599 * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to 600 * give the card a chance to fully insert/eject. 601 */ 602 static int spitz_mci_setpower(struct device *dev, unsigned int vdd) 603 { 604 struct pxamci_platform_data* p_d = dev->platform_data; 605 606 if ((1 << vdd) & p_d->ocr_mask) 607 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V); 608 else 609 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0); 610 611 return 0; 612 } 613 614 static struct pxamci_platform_data spitz_mci_platform_data = { 615 .detect_delay_ms = 250, 616 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, 617 .setpower = spitz_mci_setpower, 618 .gpio_card_detect = SPITZ_GPIO_nSD_DETECT, 619 .gpio_card_ro = SPITZ_GPIO_nSD_WP, 620 .gpio_power = -1, 621 }; 622 623 static void __init spitz_mmc_init(void) 624 { 625 pxa_set_mci_info(&spitz_mci_platform_data); 626 } 627 #else 628 static inline void spitz_mmc_init(void) {} 629 #endif 630 631 /****************************************************************************** 632 * USB Host 633 ******************************************************************************/ 634 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) 635 static int spitz_ohci_init(struct device *dev) 636 { 637 int err; 638 639 err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST"); 640 if (err) 641 return err; 642 643 /* Only Port 2 is connected, setup USB Port 2 Output Control Register */ 644 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; 645 646 return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1); 647 } 648 649 static void spitz_ohci_exit(struct device *dev) 650 { 651 gpio_free(SPITZ_GPIO_USB_HOST); 652 } 653 654 static struct pxaohci_platform_data spitz_ohci_platform_data = { 655 .port_mode = PMM_NPS_MODE, 656 .init = spitz_ohci_init, 657 .exit = spitz_ohci_exit, 658 .flags = ENABLE_PORT_ALL | NO_OC_PROTECTION, 659 .power_budget = 150, 660 }; 661 662 static void __init spitz_uhc_init(void) 663 { 664 pxa_set_ohci_info(&spitz_ohci_platform_data); 665 } 666 #else 667 static inline void spitz_uhc_init(void) {} 668 #endif 669 670 /****************************************************************************** 671 * IrDA 672 ******************************************************************************/ 673 #if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE) 674 static struct pxaficp_platform_data spitz_ficp_platform_data = { 675 .transceiver_cap = IR_SIRMODE | IR_OFF, 676 }; 677 678 static void __init spitz_irda_init(void) 679 { 680 if (machine_is_akita()) 681 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON; 682 else 683 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON; 684 685 pxa_set_ficp_info(&spitz_ficp_platform_data); 686 } 687 #else 688 static inline void spitz_irda_init(void) {} 689 #endif 690 691 /****************************************************************************** 692 * Framebuffer 693 ******************************************************************************/ 694 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) 695 static struct pxafb_mode_info spitz_pxafb_modes[] = { 696 { 697 .pixclock = 19231, 698 .xres = 480, 699 .yres = 640, 700 .bpp = 16, 701 .hsync_len = 40, 702 .left_margin = 46, 703 .right_margin = 125, 704 .vsync_len = 3, 705 .upper_margin = 1, 706 .lower_margin = 0, 707 .sync = 0, 708 }, { 709 .pixclock = 134617, 710 .xres = 240, 711 .yres = 320, 712 .bpp = 16, 713 .hsync_len = 20, 714 .left_margin = 20, 715 .right_margin = 46, 716 .vsync_len = 2, 717 .upper_margin = 1, 718 .lower_margin = 0, 719 .sync = 0, 720 }, 721 }; 722 723 static struct pxafb_mach_info spitz_pxafb_info = { 724 .modes = spitz_pxafb_modes, 725 .num_modes = ARRAY_SIZE(spitz_pxafb_modes), 726 .fixed_modes = 1, 727 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING, 728 }; 729 730 static void __init spitz_lcd_init(void) 731 { 732 pxa_set_fb_info(NULL, &spitz_pxafb_info); 733 } 734 #else 735 static inline void spitz_lcd_init(void) {} 736 #endif 737 738 /****************************************************************************** 739 * NAND Flash 740 ******************************************************************************/ 741 #if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE) 742 static struct mtd_partition spitz_nand_partitions[] = { 743 { 744 .name = "System Area", 745 .offset = 0, 746 .size = 7 * 1024 * 1024, 747 }, { 748 .name = "Root Filesystem", 749 .offset = 7 * 1024 * 1024, 750 }, { 751 .name = "Home Filesystem", 752 .offset = MTDPART_OFS_APPEND, 753 .size = MTDPART_SIZ_FULL, 754 }, 755 }; 756 757 static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; 758 759 static struct nand_bbt_descr spitz_nand_bbt = { 760 .options = 0, 761 .offs = 4, 762 .len = 2, 763 .pattern = scan_ff_pattern 764 }; 765 766 static struct nand_ecclayout akita_oobinfo = { 767 .oobfree = { {0x08, 0x09} }, 768 .eccbytes = 24, 769 .eccpos = { 770 0x05, 0x01, 0x02, 0x03, 0x06, 0x07, 0x15, 0x11, 771 0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23, 772 0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37, 773 }, 774 }; 775 776 static struct sharpsl_nand_platform_data spitz_nand_pdata = { 777 .badblock_pattern = &spitz_nand_bbt, 778 .partitions = spitz_nand_partitions, 779 .nr_partitions = ARRAY_SIZE(spitz_nand_partitions), 780 }; 781 782 static struct resource spitz_nand_resources[] = { 783 { 784 .start = PXA_CS3_PHYS, 785 .end = PXA_CS3_PHYS + SZ_4K - 1, 786 .flags = IORESOURCE_MEM, 787 }, 788 }; 789 790 static struct platform_device spitz_nand_device = { 791 .name = "sharpsl-nand", 792 .id = -1, 793 .resource = spitz_nand_resources, 794 .num_resources = ARRAY_SIZE(spitz_nand_resources), 795 .dev = { 796 .platform_data = &spitz_nand_pdata, 797 } 798 }; 799 800 static void __init spitz_nand_init(void) 801 { 802 if (machine_is_spitz()) { 803 spitz_nand_partitions[1].size = 5 * 1024 * 1024; 804 } else if (machine_is_akita()) { 805 spitz_nand_partitions[1].size = 58 * 1024 * 1024; 806 spitz_nand_bbt.len = 1; 807 spitz_nand_pdata.ecc_layout = &akita_oobinfo; 808 } else if (machine_is_borzoi()) { 809 spitz_nand_partitions[1].size = 32 * 1024 * 1024; 810 spitz_nand_bbt.len = 1; 811 spitz_nand_pdata.ecc_layout = &akita_oobinfo; 812 } 813 814 platform_device_register(&spitz_nand_device); 815 } 816 #else 817 static inline void spitz_nand_init(void) {} 818 #endif 819 820 /****************************************************************************** 821 * NOR Flash 822 ******************************************************************************/ 823 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) 824 static struct mtd_partition spitz_rom_parts[] = { 825 { 826 .name ="Boot PROM Filesystem", 827 .offset = 0x00140000, 828 .size = MTDPART_SIZ_FULL, 829 }, 830 }; 831 832 static struct physmap_flash_data spitz_rom_data = { 833 .width = 2, 834 .nr_parts = ARRAY_SIZE(spitz_rom_parts), 835 .parts = spitz_rom_parts, 836 }; 837 838 static struct resource spitz_rom_resources[] = { 839 { 840 .start = PXA_CS0_PHYS, 841 .end = PXA_CS0_PHYS + SZ_8M - 1, 842 .flags = IORESOURCE_MEM, 843 }, 844 }; 845 846 static struct platform_device spitz_rom_device = { 847 .name = "physmap-flash", 848 .id = -1, 849 .resource = spitz_rom_resources, 850 .num_resources = ARRAY_SIZE(spitz_rom_resources), 851 .dev = { 852 .platform_data = &spitz_rom_data, 853 }, 854 }; 855 856 static void __init spitz_nor_init(void) 857 { 858 platform_device_register(&spitz_rom_device); 859 } 860 #else 861 static inline void spitz_nor_init(void) {} 862 #endif 863 864 /****************************************************************************** 865 * I2C devices 866 ******************************************************************************/ 867 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE) 868 static struct pca953x_platform_data akita_pca953x_pdata = { 869 .gpio_base = AKITA_IOEXP_GPIO_BASE, 870 }; 871 872 static struct i2c_board_info spitz_i2c_devs[] = { 873 { 874 .type = "wm8750", 875 .addr = 0x1b, 876 }, { 877 .type = "max7310", 878 .addr = 0x18, 879 .platform_data = &akita_pca953x_pdata, 880 }, 881 }; 882 883 static struct regulator_consumer_supply isl6271a_consumers[] = { 884 REGULATOR_SUPPLY("vcc_core", NULL), 885 }; 886 887 static struct regulator_init_data isl6271a_info[] = { 888 { 889 .constraints = { 890 .name = "vcc_core range", 891 .min_uV = 850000, 892 .max_uV = 1600000, 893 .always_on = 1, 894 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, 895 }, 896 .consumer_supplies = isl6271a_consumers, 897 .num_consumer_supplies = ARRAY_SIZE(isl6271a_consumers), 898 } 899 }; 900 901 static struct i2c_board_info spitz_pi2c_devs[] = { 902 { 903 .type = "isl6271a", 904 .addr = 0x0c, 905 .platform_data = &isl6271a_info, 906 }, 907 }; 908 909 static void __init spitz_i2c_init(void) 910 { 911 int size = ARRAY_SIZE(spitz_i2c_devs); 912 913 /* Only Akita has the max7310 chip */ 914 if (!machine_is_akita()) 915 size--; 916 917 pxa_set_i2c_info(NULL); 918 pxa27x_set_i2c_power_info(NULL); 919 i2c_register_board_info(0, spitz_i2c_devs, size); 920 i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs)); 921 } 922 #else 923 static inline void spitz_i2c_init(void) {} 924 #endif 925 926 /****************************************************************************** 927 * Machine init 928 ******************************************************************************/ 929 static void spitz_poweroff(void) 930 { 931 pxa_restart(REBOOT_GPIO, NULL); 932 } 933 934 static void spitz_restart(enum reboot_mode mode, const char *cmd) 935 { 936 uint32_t msc0 = __raw_readl(MSC0); 937 /* Bootloader magic for a reboot */ 938 if ((msc0 & 0xffff0000) == 0x7ff00000) 939 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0); 940 941 spitz_poweroff(); 942 } 943 944 static void __init spitz_init(void) 945 { 946 init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0); 947 pm_power_off = spitz_poweroff; 948 949 PMCR = 0x00; 950 951 /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ 952 PCFR |= PCFR_OPDE; 953 954 pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config)); 955 956 pxa_set_ffuart_info(NULL); 957 pxa_set_btuart_info(NULL); 958 pxa_set_stuart_info(NULL); 959 960 spitz_spi_init(); 961 spitz_scoop_init(); 962 spitz_mkp_init(); 963 spitz_keys_init(); 964 spitz_leds_init(); 965 spitz_mmc_init(); 966 spitz_pcmcia_init(); 967 spitz_irda_init(); 968 spitz_uhc_init(); 969 spitz_lcd_init(); 970 spitz_nor_init(); 971 spitz_nand_init(); 972 spitz_i2c_init(); 973 } 974 975 static void __init spitz_fixup(struct tag *tags, char **cmdline) 976 { 977 sharpsl_save_param(); 978 memblock_add(0xa0000000, SZ_64M); 979 } 980 981 #ifdef CONFIG_MACH_SPITZ 982 MACHINE_START(SPITZ, "SHARP Spitz") 983 .fixup = spitz_fixup, 984 .map_io = pxa27x_map_io, 985 .nr_irqs = PXA_NR_IRQS, 986 .init_irq = pxa27x_init_irq, 987 .handle_irq = pxa27x_handle_irq, 988 .init_machine = spitz_init, 989 .init_time = pxa_timer_init, 990 .restart = spitz_restart, 991 MACHINE_END 992 #endif 993 994 #ifdef CONFIG_MACH_BORZOI 995 MACHINE_START(BORZOI, "SHARP Borzoi") 996 .fixup = spitz_fixup, 997 .map_io = pxa27x_map_io, 998 .nr_irqs = PXA_NR_IRQS, 999 .init_irq = pxa27x_init_irq, 1000 .handle_irq = pxa27x_handle_irq, 1001 .init_machine = spitz_init, 1002 .init_time = pxa_timer_init, 1003 .restart = spitz_restart, 1004 MACHINE_END 1005 #endif 1006 1007 #ifdef CONFIG_MACH_AKITA 1008 MACHINE_START(AKITA, "SHARP Akita") 1009 .fixup = spitz_fixup, 1010 .map_io = pxa27x_map_io, 1011 .nr_irqs = PXA_NR_IRQS, 1012 .init_irq = pxa27x_init_irq, 1013 .handle_irq = pxa27x_handle_irq, 1014 .init_machine = spitz_init, 1015 .init_time = pxa_timer_init, 1016 .restart = spitz_restart, 1017 MACHINE_END 1018 #endif 1019