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