1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * Support for Sharp SL-Cxx00 Series of PDAs 4 * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi) 5 * 6 * Copyright (c) 2005 Richard Purdie 7 * 8 * Based on Sharp's 2.4 kernel patches/lubbock.c 9 */ 10 11#include <linux/kernel.h> 12#include <linux/platform_device.h> 13#include <linux/delay.h> 14#include <linux/gpio_keys.h> 15#include <linux/gpio.h> 16#include <linux/gpio/machine.h> 17#include <linux/leds.h> 18#include <linux/i2c.h> 19#include <linux/platform_data/i2c-pxa.h> 20#include <linux/platform_data/pca953x.h> 21#include <linux/spi/spi.h> 22#include <linux/spi/ads7846.h> 23#include <linux/spi/corgi_lcd.h> 24#include <linux/spi/pxa2xx_spi.h> 25#include <linux/mtd/sharpsl.h> 26#include <linux/mtd/physmap.h> 27#include <linux/input/matrix_keypad.h> 28#include <linux/regulator/machine.h> 29#include <linux/io.h> 30#include <linux/reboot.h> 31#include <linux/memblock.h> 32 33#include <asm/setup.h> 34#include <asm/mach-types.h> 35#include <asm/mach/arch.h> 36#include <asm/mach/sharpsl_param.h> 37#include <asm/hardware/scoop.h> 38 39#include "pxa27x.h" 40#include "pxa27x-udc.h" 41#include <mach/reset.h> 42#include <linux/platform_data/irda-pxaficp.h> 43#include <linux/platform_data/mmc-pxamci.h> 44#include <linux/platform_data/usb-ohci-pxa27x.h> 45#include <linux/platform_data/video-pxafb.h> 46#include <mach/spitz.h> 47#include "sharpsl_pm.h" 48#include <mach/smemc.h> 49 50#include "generic.h" 51#include "devices.h" 52 53/****************************************************************************** 54 * Pin configuration 55 ******************************************************************************/ 56static unsigned long spitz_pin_config[] __initdata = { 57 /* Chip Selects */ 58 GPIO78_nCS_2, /* SCOOP #2 */ 59 GPIO79_nCS_3, /* NAND */ 60 GPIO80_nCS_4, /* SCOOP #1 */ 61 62 /* LCD - 16bpp Active TFT */ 63 GPIOxx_LCD_TFT_16BPP, 64 65 /* PC Card */ 66 GPIO48_nPOE, 67 GPIO49_nPWE, 68 GPIO50_nPIOR, 69 GPIO51_nPIOW, 70 GPIO85_nPCE_1, 71 GPIO54_nPCE_2, 72 GPIO55_nPREG, 73 GPIO56_nPWAIT, 74 GPIO57_nIOIS16, 75 GPIO104_PSKTSEL, 76 77 /* I2S */ 78 GPIO28_I2S_BITCLK_OUT, 79 GPIO29_I2S_SDATA_IN, 80 GPIO30_I2S_SDATA_OUT, 81 GPIO31_I2S_SYNC, 82 83 /* MMC */ 84 GPIO32_MMC_CLK, 85 GPIO112_MMC_CMD, 86 GPIO92_MMC_DAT_0, 87 GPIO109_MMC_DAT_1, 88 GPIO110_MMC_DAT_2, 89 GPIO111_MMC_DAT_3, 90 91 /* GPIOs */ 92 GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */ 93 GPIO16_GPIO, /* SPITZ_GPIO_SYNC */ 94 GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */ 95 GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */ 96 GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */ 97 GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */ 98 GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */ 99 GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */ 100 GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */ 101 GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */ 102 103 /* GPIO matrix keypad */ 104 GPIO88_GPIO, /* column 0 */ 105 GPIO23_GPIO, /* column 1 */ 106 GPIO24_GPIO, /* column 2 */ 107 GPIO25_GPIO, /* column 3 */ 108 GPIO26_GPIO, /* column 4 */ 109 GPIO27_GPIO, /* column 5 */ 110 GPIO52_GPIO, /* column 6 */ 111 GPIO103_GPIO, /* column 7 */ 112 GPIO107_GPIO, /* column 8 */ 113 GPIO108_GPIO, /* column 9 */ 114 GPIO114_GPIO, /* column 10 */ 115 GPIO12_GPIO, /* row 0 */ 116 GPIO17_GPIO, /* row 1 */ 117 GPIO91_GPIO, /* row 2 */ 118 GPIO34_GPIO, /* row 3 */ 119 GPIO36_GPIO, /* row 4 */ 120 GPIO38_GPIO, /* row 5 */ 121 GPIO39_GPIO, /* row 6 */ 122 123 /* I2C */ 124 GPIO117_I2C_SCL, 125 GPIO118_I2C_SDA, 126 127 GPIO0_GPIO | WAKEUP_ON_EDGE_RISE, /* SPITZ_GPIO_KEY_INT */ 128 GPIO1_GPIO | WAKEUP_ON_EDGE_FALL, /* SPITZ_GPIO_RESET */ 129}; 130 131 132/****************************************************************************** 133 * Scoop GPIO expander 134 ******************************************************************************/ 135#if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE) 136/* SCOOP Device #1 */ 137static struct resource spitz_scoop_1_resources[] = { 138 [0] = { 139 .start = 0x10800000, 140 .end = 0x10800fff, 141 .flags = IORESOURCE_MEM, 142 }, 143}; 144 145static struct scoop_config spitz_scoop_1_setup = { 146 .io_dir = SPITZ_SCP_IO_DIR, 147 .io_out = SPITZ_SCP_IO_OUT, 148 .suspend_clr = SPITZ_SCP_SUS_CLR, 149 .suspend_set = SPITZ_SCP_SUS_SET, 150 .gpio_base = SPITZ_SCP_GPIO_BASE, 151}; 152 153struct platform_device spitz_scoop_1_device = { 154 .name = "sharp-scoop", 155 .id = 0, 156 .dev = { 157 .platform_data = &spitz_scoop_1_setup, 158 }, 159 .num_resources = ARRAY_SIZE(spitz_scoop_1_resources), 160 .resource = spitz_scoop_1_resources, 161}; 162 163/* SCOOP Device #2 */ 164static struct resource spitz_scoop_2_resources[] = { 165 [0] = { 166 .start = 0x08800040, 167 .end = 0x08800fff, 168 .flags = IORESOURCE_MEM, 169 }, 170}; 171 172static struct scoop_config spitz_scoop_2_setup = { 173 .io_dir = SPITZ_SCP2_IO_DIR, 174 .io_out = SPITZ_SCP2_IO_OUT, 175 .suspend_clr = SPITZ_SCP2_SUS_CLR, 176 .suspend_set = SPITZ_SCP2_SUS_SET, 177 .gpio_base = SPITZ_SCP2_GPIO_BASE, 178}; 179 180struct platform_device spitz_scoop_2_device = { 181 .name = "sharp-scoop", 182 .id = 1, 183 .dev = { 184 .platform_data = &spitz_scoop_2_setup, 185 }, 186 .num_resources = ARRAY_SIZE(spitz_scoop_2_resources), 187 .resource = spitz_scoop_2_resources, 188}; 189 190static void __init spitz_scoop_init(void) 191{ 192 platform_device_register(&spitz_scoop_1_device); 193 194 /* Akita doesn't have the second SCOOP chip */ 195 if (!machine_is_akita()) 196 platform_device_register(&spitz_scoop_2_device); 197} 198 199/* Power control is shared with between one of the CF slots and SD */ 200static void __maybe_unused spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) 201{ 202 unsigned short cpr; 203 unsigned long flags; 204 205 if (new_cpr & 0x7) { 206 gpio_set_value(SPITZ_GPIO_CF_POWER, 1); 207 mdelay(5); 208 } 209 210 local_irq_save(flags); 211 212 cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR); 213 214 if (enable & new_cpr) 215 cpr |= new_cpr; 216 else 217 cpr &= ~enable; 218 219 write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr); 220 221 local_irq_restore(flags); 222 223 if (!(cpr & 0x7)) { 224 mdelay(1); 225 gpio_set_value(SPITZ_GPIO_CF_POWER, 0); 226 } 227} 228 229#else 230static inline void spitz_scoop_init(void) {} 231static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {} 232#endif 233 234/****************************************************************************** 235 * PCMCIA 236 ******************************************************************************/ 237#if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE) 238static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr) 239{ 240 /* Only need to override behaviour for slot 0 */ 241 if (nr == 0) 242 spitz_card_pwr_ctrl( 243 cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr); 244 else 245 write_scoop_reg(scoop, SCOOP_CPR, cpr); 246} 247 248static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = { 249 { 250 .dev = &spitz_scoop_1_device.dev, 251 .irq = SPITZ_IRQ_GPIO_CF_IRQ, 252 .cd_irq = SPITZ_IRQ_GPIO_CF_CD, 253 .cd_irq_str = "PCMCIA0 CD", 254 }, { 255 .dev = &spitz_scoop_2_device.dev, 256 .irq = SPITZ_IRQ_GPIO_CF2_IRQ, 257 .cd_irq = -1, 258 }, 259}; 260 261static struct scoop_pcmcia_config spitz_pcmcia_config = { 262 .devs = &spitz_pcmcia_scoop[0], 263 .num_devs = 2, 264 .power_ctrl = spitz_pcmcia_pwr, 265}; 266 267static void __init spitz_pcmcia_init(void) 268{ 269 /* Akita has only one PCMCIA slot used */ 270 if (machine_is_akita()) 271 spitz_pcmcia_config.num_devs = 1; 272 273 platform_scoop_config = &spitz_pcmcia_config; 274} 275#else 276static inline void spitz_pcmcia_init(void) {} 277#endif 278 279/****************************************************************************** 280 * GPIO keyboard 281 ******************************************************************************/ 282#if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE) 283 284#define SPITZ_KEY_CALENDAR KEY_F1 285#define SPITZ_KEY_ADDRESS KEY_F2 286#define SPITZ_KEY_FN KEY_F3 287#define SPITZ_KEY_CANCEL KEY_F4 288#define SPITZ_KEY_EXOK KEY_F5 289#define SPITZ_KEY_EXCANCEL KEY_F6 290#define SPITZ_KEY_EXJOGDOWN KEY_F7 291#define SPITZ_KEY_EXJOGUP KEY_F8 292#define SPITZ_KEY_JAP1 KEY_LEFTALT 293#define SPITZ_KEY_JAP2 KEY_RIGHTCTRL 294#define SPITZ_KEY_SYNC KEY_F9 295#define SPITZ_KEY_MAIL KEY_F10 296#define SPITZ_KEY_OK KEY_F11 297#define SPITZ_KEY_MENU KEY_F12 298 299static const uint32_t spitz_keymap[] = { 300 KEY(0, 0, KEY_LEFTCTRL), 301 KEY(0, 1, KEY_1), 302 KEY(0, 2, KEY_3), 303 KEY(0, 3, KEY_5), 304 KEY(0, 4, KEY_6), 305 KEY(0, 5, KEY_7), 306 KEY(0, 6, KEY_9), 307 KEY(0, 7, KEY_0), 308 KEY(0, 8, KEY_BACKSPACE), 309 KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */ 310 KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */ 311 KEY(1, 1, KEY_2), 312 KEY(1, 2, KEY_4), 313 KEY(1, 3, KEY_R), 314 KEY(1, 4, KEY_Y), 315 KEY(1, 5, KEY_8), 316 KEY(1, 6, KEY_I), 317 KEY(1, 7, KEY_O), 318 KEY(1, 8, KEY_P), 319 KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */ 320 KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */ 321 KEY(2, 0, KEY_TAB), 322 KEY(2, 1, KEY_Q), 323 KEY(2, 2, KEY_E), 324 KEY(2, 3, KEY_T), 325 KEY(2, 4, KEY_G), 326 KEY(2, 5, KEY_U), 327 KEY(2, 6, KEY_J), 328 KEY(2, 7, KEY_K), 329 KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */ 330 KEY(3, 1, KEY_W), 331 KEY(3, 2, KEY_S), 332 KEY(3, 3, KEY_F), 333 KEY(3, 4, KEY_V), 334 KEY(3, 5, KEY_H), 335 KEY(3, 6, KEY_M), 336 KEY(3, 7, KEY_L), 337 KEY(3, 9, KEY_RIGHTSHIFT), 338 KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */ 339 KEY(4, 1, KEY_A), 340 KEY(4, 2, KEY_D), 341 KEY(4, 3, KEY_C), 342 KEY(4, 4, KEY_B), 343 KEY(4, 5, KEY_N), 344 KEY(4, 6, KEY_DOT), 345 KEY(4, 8, KEY_ENTER), 346 KEY(4, 9, KEY_LEFTSHIFT), 347 KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */ 348 KEY(5, 1, KEY_Z), 349 KEY(5, 2, KEY_X), 350 KEY(5, 3, KEY_MINUS), 351 KEY(5, 4, KEY_SPACE), 352 KEY(5, 5, KEY_COMMA), 353 KEY(5, 7, KEY_UP), 354 KEY(5, 10, SPITZ_KEY_FN), /* FN */ 355 KEY(6, 0, KEY_SYSRQ), 356 KEY(6, 1, SPITZ_KEY_JAP1), /* JAP1 */ 357 KEY(6, 2, SPITZ_KEY_JAP2), /* JAP2 */ 358 KEY(6, 3, SPITZ_KEY_CANCEL), /* CANCEL */ 359 KEY(6, 4, SPITZ_KEY_OK), /* OK */ 360 KEY(6, 5, SPITZ_KEY_MENU), /* MENU */ 361 KEY(6, 6, KEY_LEFT), 362 KEY(6, 7, KEY_DOWN), 363 KEY(6, 8, KEY_RIGHT), 364}; 365 366static const struct matrix_keymap_data spitz_keymap_data = { 367 .keymap = spitz_keymap, 368 .keymap_size = ARRAY_SIZE(spitz_keymap), 369}; 370 371static const uint32_t spitz_row_gpios[] = 372 { 12, 17, 91, 34, 36, 38, 39 }; 373static const uint32_t spitz_col_gpios[] = 374 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 }; 375 376static struct matrix_keypad_platform_data spitz_mkp_pdata = { 377 .keymap_data = &spitz_keymap_data, 378 .row_gpios = spitz_row_gpios, 379 .col_gpios = spitz_col_gpios, 380 .num_row_gpios = ARRAY_SIZE(spitz_row_gpios), 381 .num_col_gpios = ARRAY_SIZE(spitz_col_gpios), 382 .col_scan_delay_us = 10, 383 .debounce_ms = 10, 384 .wakeup = 1, 385}; 386 387static struct platform_device spitz_mkp_device = { 388 .name = "matrix-keypad", 389 .id = -1, 390 .dev = { 391 .platform_data = &spitz_mkp_pdata, 392 }, 393}; 394 395static void __init spitz_mkp_init(void) 396{ 397 platform_device_register(&spitz_mkp_device); 398} 399#else 400static inline void spitz_mkp_init(void) {} 401#endif 402 403/****************************************************************************** 404 * GPIO keys 405 ******************************************************************************/ 406#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) 407static struct gpio_keys_button spitz_gpio_keys[] = { 408 { 409 .type = EV_PWR, 410 .code = KEY_SUSPEND, 411 .gpio = SPITZ_GPIO_ON_KEY, 412 .desc = "On Off", 413 .wakeup = 1, 414 }, 415 /* Two buttons detecting the lid state */ 416 { 417 .type = EV_SW, 418 .code = 0, 419 .gpio = SPITZ_GPIO_SWA, 420 .desc = "Display Down", 421 }, 422 { 423 .type = EV_SW, 424 .code = 1, 425 .gpio = SPITZ_GPIO_SWB, 426 .desc = "Lid Closed", 427 }, 428}; 429 430static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = { 431 .buttons = spitz_gpio_keys, 432 .nbuttons = ARRAY_SIZE(spitz_gpio_keys), 433}; 434 435static struct platform_device spitz_gpio_keys_device = { 436 .name = "gpio-keys", 437 .id = -1, 438 .dev = { 439 .platform_data = &spitz_gpio_keys_platform_data, 440 }, 441}; 442 443static void __init spitz_keys_init(void) 444{ 445 platform_device_register(&spitz_gpio_keys_device); 446} 447#else 448static inline void spitz_keys_init(void) {} 449#endif 450 451/****************************************************************************** 452 * LEDs 453 ******************************************************************************/ 454#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) 455static struct gpio_led spitz_gpio_leds[] = { 456 { 457 .name = "spitz:amber:charge", 458 .default_trigger = "sharpsl-charge", 459 .gpio = SPITZ_GPIO_LED_ORANGE, 460 }, 461 { 462 .name = "spitz:green:hddactivity", 463 .default_trigger = "disk-activity", 464 .gpio = SPITZ_GPIO_LED_GREEN, 465 }, 466}; 467 468static struct gpio_led_platform_data spitz_gpio_leds_info = { 469 .leds = spitz_gpio_leds, 470 .num_leds = ARRAY_SIZE(spitz_gpio_leds), 471}; 472 473static struct platform_device spitz_led_device = { 474 .name = "leds-gpio", 475 .id = -1, 476 .dev = { 477 .platform_data = &spitz_gpio_leds_info, 478 }, 479}; 480 481static void __init spitz_leds_init(void) 482{ 483 platform_device_register(&spitz_led_device); 484} 485#else 486static inline void spitz_leds_init(void) {} 487#endif 488 489/****************************************************************************** 490 * SSP Devices 491 ******************************************************************************/ 492#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) 493static void spitz_ads7846_wait_for_hsync(void) 494{ 495 while (gpio_get_value(SPITZ_GPIO_HSYNC)) 496 cpu_relax(); 497 498 while (!gpio_get_value(SPITZ_GPIO_HSYNC)) 499 cpu_relax(); 500} 501 502static struct ads7846_platform_data spitz_ads7846_info = { 503 .model = 7846, 504 .vref_delay_usecs = 100, 505 .x_plate_ohms = 419, 506 .y_plate_ohms = 486, 507 .pressure_max = 1024, 508 .gpio_pendown = SPITZ_GPIO_TP_INT, 509 .wait_for_sync = spitz_ads7846_wait_for_hsync, 510}; 511 512static struct pxa2xx_spi_chip spitz_ads7846_chip = { 513 .gpio_cs = SPITZ_GPIO_ADS7846_CS, 514}; 515 516static struct gpiod_lookup_table spitz_lcdcon_gpio_table = { 517 .dev_id = "spi2.1", 518 .table = { 519 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_BACKLIGHT_CONT, 520 "BL_CONT", GPIO_ACTIVE_LOW), 521 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_BACKLIGHT_ON, 522 "BL_ON", GPIO_ACTIVE_HIGH), 523 { }, 524 }, 525}; 526 527static struct gpiod_lookup_table akita_lcdcon_gpio_table = { 528 .dev_id = "spi2.1", 529 .table = { 530 GPIO_LOOKUP("gpio-pxa", AKITA_GPIO_BACKLIGHT_CONT, 531 "BL_CONT", GPIO_ACTIVE_LOW), 532 GPIO_LOOKUP("gpio-pxa", AKITA_GPIO_BACKLIGHT_ON, 533 "BL_ON", GPIO_ACTIVE_HIGH), 534 { }, 535 }, 536}; 537 538static struct corgi_lcd_platform_data spitz_lcdcon_info = { 539 .init_mode = CORGI_LCD_MODE_VGA, 540 .max_intensity = 0x2f, 541 .default_intensity = 0x1f, 542 .limit_mask = 0x0b, 543 .kick_battery = sharpsl_battery_kick, 544}; 545 546static struct pxa2xx_spi_chip spitz_lcdcon_chip = { 547 .gpio_cs = SPITZ_GPIO_LCDCON_CS, 548}; 549 550static struct pxa2xx_spi_chip spitz_max1111_chip = { 551 .gpio_cs = SPITZ_GPIO_MAX1111_CS, 552}; 553 554static struct spi_board_info spitz_spi_devices[] = { 555 { 556 .modalias = "ads7846", 557 .max_speed_hz = 1200000, 558 .bus_num = 2, 559 .chip_select = 0, 560 .platform_data = &spitz_ads7846_info, 561 .controller_data = &spitz_ads7846_chip, 562 .irq = PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT), 563 }, { 564 .modalias = "corgi-lcd", 565 .max_speed_hz = 50000, 566 .bus_num = 2, 567 .chip_select = 1, 568 .platform_data = &spitz_lcdcon_info, 569 .controller_data = &spitz_lcdcon_chip, 570 }, { 571 .modalias = "max1111", 572 .max_speed_hz = 450000, 573 .bus_num = 2, 574 .chip_select = 2, 575 .controller_data = &spitz_max1111_chip, 576 }, 577}; 578 579static struct pxa2xx_spi_controller spitz_spi_info = { 580 .num_chipselect = 3, 581}; 582 583static void __init spitz_spi_init(void) 584{ 585 if (machine_is_akita()) 586 gpiod_add_lookup_table(&akita_lcdcon_gpio_table); 587 else 588 gpiod_add_lookup_table(&spitz_lcdcon_gpio_table); 589 590 pxa2xx_set_spi_info(2, &spitz_spi_info); 591 spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices)); 592} 593#else 594static inline void spitz_spi_init(void) {} 595#endif 596 597/****************************************************************************** 598 * SD/MMC card controller 599 ******************************************************************************/ 600#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) 601/* 602 * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to 603 * give the card a chance to fully insert/eject. 604 */ 605static int spitz_mci_setpower(struct device *dev, unsigned int vdd) 606{ 607 struct pxamci_platform_data* p_d = dev->platform_data; 608 609 if ((1 << vdd) & p_d->ocr_mask) 610 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V); 611 else 612 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0); 613 614 return 0; 615} 616 617static struct pxamci_platform_data spitz_mci_platform_data = { 618 .detect_delay_ms = 250, 619 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, 620 .setpower = spitz_mci_setpower, 621}; 622 623static struct gpiod_lookup_table spitz_mci_gpio_table = { 624 .dev_id = "pxa2xx-mci.0", 625 .table = { 626 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_DETECT, 627 "cd", GPIO_ACTIVE_LOW), 628 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_WP, 629 "wp", GPIO_ACTIVE_LOW), 630 { }, 631 }, 632}; 633 634static void __init spitz_mmc_init(void) 635{ 636 gpiod_add_lookup_table(&spitz_mci_gpio_table); 637 pxa_set_mci_info(&spitz_mci_platform_data); 638} 639#else 640static inline void spitz_mmc_init(void) {} 641#endif 642 643/****************************************************************************** 644 * USB Host 645 ******************************************************************************/ 646#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) 647static int spitz_ohci_init(struct device *dev) 648{ 649 int err; 650 651 err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST"); 652 if (err) 653 return err; 654 655 /* Only Port 2 is connected, setup USB Port 2 Output Control Register */ 656 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; 657 658 return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1); 659} 660 661static void spitz_ohci_exit(struct device *dev) 662{ 663 gpio_free(SPITZ_GPIO_USB_HOST); 664} 665 666static struct pxaohci_platform_data spitz_ohci_platform_data = { 667 .port_mode = PMM_NPS_MODE, 668 .init = spitz_ohci_init, 669 .exit = spitz_ohci_exit, 670 .flags = ENABLE_PORT_ALL | NO_OC_PROTECTION, 671 .power_budget = 150, 672}; 673 674static void __init spitz_uhc_init(void) 675{ 676 pxa_set_ohci_info(&spitz_ohci_platform_data); 677} 678#else 679static inline void spitz_uhc_init(void) {} 680#endif 681 682/****************************************************************************** 683 * IrDA 684 ******************************************************************************/ 685#if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE) 686static struct pxaficp_platform_data spitz_ficp_platform_data = { 687 .transceiver_cap = IR_SIRMODE | IR_OFF, 688}; 689 690static void __init spitz_irda_init(void) 691{ 692 if (machine_is_akita()) 693 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON; 694 else 695 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON; 696 697 pxa_set_ficp_info(&spitz_ficp_platform_data); 698} 699#else 700static inline void spitz_irda_init(void) {} 701#endif 702 703/****************************************************************************** 704 * Framebuffer 705 ******************************************************************************/ 706#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) 707static struct pxafb_mode_info spitz_pxafb_modes[] = { 708 { 709 .pixclock = 19231, 710 .xres = 480, 711 .yres = 640, 712 .bpp = 16, 713 .hsync_len = 40, 714 .left_margin = 46, 715 .right_margin = 125, 716 .vsync_len = 3, 717 .upper_margin = 1, 718 .lower_margin = 0, 719 .sync = 0, 720 }, { 721 .pixclock = 134617, 722 .xres = 240, 723 .yres = 320, 724 .bpp = 16, 725 .hsync_len = 20, 726 .left_margin = 20, 727 .right_margin = 46, 728 .vsync_len = 2, 729 .upper_margin = 1, 730 .lower_margin = 0, 731 .sync = 0, 732 }, 733}; 734 735static struct pxafb_mach_info spitz_pxafb_info = { 736 .modes = spitz_pxafb_modes, 737 .num_modes = ARRAY_SIZE(spitz_pxafb_modes), 738 .fixed_modes = 1, 739 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING, 740}; 741 742static void __init spitz_lcd_init(void) 743{ 744 pxa_set_fb_info(NULL, &spitz_pxafb_info); 745} 746#else 747static inline void spitz_lcd_init(void) {} 748#endif 749 750/****************************************************************************** 751 * NAND Flash 752 ******************************************************************************/ 753#if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE) 754static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; 755 756static struct nand_bbt_descr spitz_nand_bbt = { 757 .options = 0, 758 .offs = 4, 759 .len = 2, 760 .pattern = scan_ff_pattern 761}; 762 763static int akita_ooblayout_ecc(struct mtd_info *mtd, int section, 764 struct mtd_oob_region *oobregion) 765{ 766 if (section > 12) 767 return -ERANGE; 768 769 switch (section % 3) { 770 case 0: 771 oobregion->offset = 5; 772 oobregion->length = 1; 773 break; 774 775 case 1: 776 oobregion->offset = 1; 777 oobregion->length = 3; 778 break; 779 780 case 2: 781 oobregion->offset = 6; 782 oobregion->length = 2; 783 break; 784 } 785 786 oobregion->offset += (section / 3) * 0x10; 787 788 return 0; 789} 790 791static int akita_ooblayout_free(struct mtd_info *mtd, int section, 792 struct mtd_oob_region *oobregion) 793{ 794 if (section) 795 return -ERANGE; 796 797 oobregion->offset = 8; 798 oobregion->length = 9; 799 800 return 0; 801} 802 803static const struct mtd_ooblayout_ops akita_ooblayout_ops = { 804 .ecc = akita_ooblayout_ecc, 805 .free = akita_ooblayout_free, 806}; 807 808static const char * const probes[] = { 809 "cmdlinepart", 810 "ofpart", 811 "sharpslpart", 812 NULL, 813}; 814 815static struct sharpsl_nand_platform_data spitz_nand_pdata = { 816 .badblock_pattern = &spitz_nand_bbt, 817 .part_parsers = probes, 818}; 819 820static struct resource spitz_nand_resources[] = { 821 { 822 .start = PXA_CS3_PHYS, 823 .end = PXA_CS3_PHYS + SZ_4K - 1, 824 .flags = IORESOURCE_MEM, 825 }, 826}; 827 828static struct platform_device spitz_nand_device = { 829 .name = "sharpsl-nand", 830 .id = -1, 831 .resource = spitz_nand_resources, 832 .num_resources = ARRAY_SIZE(spitz_nand_resources), 833 .dev = { 834 .platform_data = &spitz_nand_pdata, 835 } 836}; 837 838static void __init spitz_nand_init(void) 839{ 840 if (machine_is_akita() || machine_is_borzoi()) { 841 spitz_nand_bbt.len = 1; 842 spitz_nand_pdata.ecc_layout = &akita_ooblayout_ops; 843 } 844 845 platform_device_register(&spitz_nand_device); 846} 847#else 848static inline void spitz_nand_init(void) {} 849#endif 850 851/****************************************************************************** 852 * NOR Flash 853 ******************************************************************************/ 854#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) 855static struct mtd_partition spitz_rom_parts[] = { 856 { 857 .name ="Boot PROM Filesystem", 858 .offset = 0x00140000, 859 .size = MTDPART_SIZ_FULL, 860 }, 861}; 862 863static struct physmap_flash_data spitz_rom_data = { 864 .width = 2, 865 .nr_parts = ARRAY_SIZE(spitz_rom_parts), 866 .parts = spitz_rom_parts, 867}; 868 869static struct resource spitz_rom_resources[] = { 870 { 871 .start = PXA_CS0_PHYS, 872 .end = PXA_CS0_PHYS + SZ_8M - 1, 873 .flags = IORESOURCE_MEM, 874 }, 875}; 876 877static struct platform_device spitz_rom_device = { 878 .name = "physmap-flash", 879 .id = -1, 880 .resource = spitz_rom_resources, 881 .num_resources = ARRAY_SIZE(spitz_rom_resources), 882 .dev = { 883 .platform_data = &spitz_rom_data, 884 }, 885}; 886 887static void __init spitz_nor_init(void) 888{ 889 platform_device_register(&spitz_rom_device); 890} 891#else 892static inline void spitz_nor_init(void) {} 893#endif 894 895/****************************************************************************** 896 * I2C devices 897 ******************************************************************************/ 898#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE) 899static struct pca953x_platform_data akita_pca953x_pdata = { 900 .gpio_base = AKITA_IOEXP_GPIO_BASE, 901}; 902 903static struct i2c_board_info spitz_i2c_devs[] = { 904 { 905 .type = "wm8750", 906 .addr = 0x1b, 907 }, { 908 .type = "max7310", 909 .addr = 0x18, 910 .platform_data = &akita_pca953x_pdata, 911 }, 912}; 913 914static struct regulator_consumer_supply isl6271a_consumers[] = { 915 REGULATOR_SUPPLY("vcc_core", NULL), 916}; 917 918static struct regulator_init_data isl6271a_info[] = { 919 { 920 .constraints = { 921 .name = "vcc_core range", 922 .min_uV = 850000, 923 .max_uV = 1600000, 924 .always_on = 1, 925 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, 926 }, 927 .consumer_supplies = isl6271a_consumers, 928 .num_consumer_supplies = ARRAY_SIZE(isl6271a_consumers), 929 } 930}; 931 932static struct i2c_board_info spitz_pi2c_devs[] = { 933 { 934 .type = "isl6271a", 935 .addr = 0x0c, 936 .platform_data = &isl6271a_info, 937 }, 938}; 939 940static void __init spitz_i2c_init(void) 941{ 942 int size = ARRAY_SIZE(spitz_i2c_devs); 943 944 /* Only Akita has the max7310 chip */ 945 if (!machine_is_akita()) 946 size--; 947 948 pxa_set_i2c_info(NULL); 949 pxa27x_set_i2c_power_info(NULL); 950 i2c_register_board_info(0, spitz_i2c_devs, size); 951 i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs)); 952} 953#else 954static inline void spitz_i2c_init(void) {} 955#endif 956 957/****************************************************************************** 958 * Audio devices 959 ******************************************************************************/ 960static inline void spitz_audio_init(void) 961{ 962 platform_device_register_simple("spitz-audio", -1, NULL, 0); 963} 964 965/****************************************************************************** 966 * Machine init 967 ******************************************************************************/ 968static void spitz_poweroff(void) 969{ 970 pxa_restart(REBOOT_GPIO, NULL); 971} 972 973static void spitz_restart(enum reboot_mode mode, const char *cmd) 974{ 975 uint32_t msc0 = __raw_readl(MSC0); 976 /* Bootloader magic for a reboot */ 977 if ((msc0 & 0xffff0000) == 0x7ff00000) 978 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0); 979 980 spitz_poweroff(); 981} 982 983static void __init spitz_init(void) 984{ 985 init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0); 986 pm_power_off = spitz_poweroff; 987 988 PMCR = 0x00; 989 990 /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ 991 PCFR |= PCFR_OPDE; 992 993 pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config)); 994 995 pxa_set_ffuart_info(NULL); 996 pxa_set_btuart_info(NULL); 997 pxa_set_stuart_info(NULL); 998 999 spitz_spi_init(); 1000 spitz_scoop_init(); 1001 spitz_mkp_init(); 1002 spitz_keys_init(); 1003 spitz_leds_init(); 1004 spitz_mmc_init(); 1005 spitz_pcmcia_init(); 1006 spitz_irda_init(); 1007 spitz_uhc_init(); 1008 spitz_lcd_init(); 1009 spitz_nor_init(); 1010 spitz_nand_init(); 1011 spitz_i2c_init(); 1012 spitz_audio_init(); 1013 1014 regulator_has_full_constraints(); 1015} 1016 1017static void __init spitz_fixup(struct tag *tags, char **cmdline) 1018{ 1019 sharpsl_save_param(); 1020 memblock_add(0xa0000000, SZ_64M); 1021} 1022 1023#ifdef CONFIG_MACH_SPITZ 1024MACHINE_START(SPITZ, "SHARP Spitz") 1025 .fixup = spitz_fixup, 1026 .map_io = pxa27x_map_io, 1027 .nr_irqs = PXA_NR_IRQS, 1028 .init_irq = pxa27x_init_irq, 1029 .handle_irq = pxa27x_handle_irq, 1030 .init_machine = spitz_init, 1031 .init_time = pxa_timer_init, 1032 .restart = spitz_restart, 1033MACHINE_END 1034#endif 1035 1036#ifdef CONFIG_MACH_BORZOI 1037MACHINE_START(BORZOI, "SHARP Borzoi") 1038 .fixup = spitz_fixup, 1039 .map_io = pxa27x_map_io, 1040 .nr_irqs = PXA_NR_IRQS, 1041 .init_irq = pxa27x_init_irq, 1042 .handle_irq = pxa27x_handle_irq, 1043 .init_machine = spitz_init, 1044 .init_time = pxa_timer_init, 1045 .restart = spitz_restart, 1046MACHINE_END 1047#endif 1048 1049#ifdef CONFIG_MACH_AKITA 1050MACHINE_START(AKITA, "SHARP Akita") 1051 .fixup = spitz_fixup, 1052 .map_io = pxa27x_map_io, 1053 .nr_irqs = PXA_NR_IRQS, 1054 .init_irq = pxa27x_init_irq, 1055 .handle_irq = pxa27x_handle_irq, 1056 .init_machine = spitz_init, 1057 .init_time = pxa_timer_init, 1058 .restart = spitz_restart, 1059MACHINE_END 1060#endif 1061