arch/arm/mach-pxa/corgi.c

   1 /*
   2  * Support for Sharp SL-C7xx PDAs
   3  * Models: SL-C700 (Corgi), SL-C750 (Shepherd), SL-C760 (Husky)
   4  *
   5  * Copyright (c) 2004-2005 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/module.h>       /* symbol_get ; symbol_put */
  17 #include <linux/init.h>
  18 #include <linux/platform_device.h>
  19 #include <linux/major.h>
  20 #include <linux/fs.h>
  21 #include <linux/interrupt.h>
  22 #include <linux/mmc/host.h>
  23 #include <linux/mtd/physmap.h>
  24 #include <linux/pm.h>
  25 #include <linux/gpio.h>
  26 #include <linux/backlight.h>
  27 #include <linux/i2c.h>
  28 #include <linux/i2c/pxa-i2c.h>
  29 #include <linux/io.h>
  30 #include <linux/regulator/machine.h>
  31 #include <linux/spi/spi.h>
  32 #include <linux/spi/ads7846.h>
  33 #include <linux/spi/corgi_lcd.h>
  34 #include <linux/spi/pxa2xx_spi.h>
  35 #include <linux/mtd/sharpsl.h>
  36 #include <linux/input/matrix_keypad.h>
  37 #include <linux/gpio_keys.h>
  38 #include <linux/module.h>
  39 #include <linux/memblock.h>
  40 #include <video/w100fb.h>
  41
  42 #include <asm/setup.h>
  43 #include <asm/memory.h>
  44 #include <asm/mach-types.h>
  45 #include <mach/hardware.h>
  46 #include <asm/irq.h>
  47
  48 #include <asm/mach/arch.h>
  49 #include <asm/mach/map.h>
  50 #include <asm/mach/irq.h>
  51
  52 #include "pxa25x.h"
  53 #include <linux/platform_data/irda-pxaficp.h>
  54 #include <linux/platform_data/mmc-pxamci.h>
  55 #include "udc.h"
  56 #include <mach/corgi.h>
  57 #include "sharpsl_pm.h"
  58
  59 #include <asm/mach/sharpsl_param.h>
  60 #include <asm/hardware/scoop.h>
  61
  62 #include "generic.h"
  63 #include "devices.h"
  64
  65 static unsigned long corgi_pin_config[] __initdata = {
  66         /* Static Memory I/O */
  67         GPIO78_nCS_2,   /* w100fb */
  68         GPIO80_nCS_4,   /* scoop */
  69
  70         /* SSP1 */
  71         GPIO23_SSP1_SCLK,
  72         GPIO25_SSP1_TXD,
  73         GPIO26_SSP1_RXD,
  74         GPIO24_GPIO,    /* CORGI_GPIO_ADS7846_CS - SFRM as chip select */
  75
  76         /* I2S */
  77         GPIO28_I2S_BITCLK_OUT,
  78         GPIO29_I2S_SDATA_IN,
  79         GPIO30_I2S_SDATA_OUT,
  80         GPIO31_I2S_SYNC,
  81         GPIO32_I2S_SYSCLK,
  82
  83         /* Infra-Red */
  84         GPIO47_FICP_TXD,
  85         GPIO46_FICP_RXD,
  86
  87         /* FFUART */
  88         GPIO40_FFUART_DTR,
  89         GPIO41_FFUART_RTS,
  90         GPIO39_FFUART_TXD,
  91         GPIO37_FFUART_DSR,
  92         GPIO34_FFUART_RXD,
  93         GPIO35_FFUART_CTS,
  94
  95         /* PC Card */
  96         GPIO48_nPOE,
  97         GPIO49_nPWE,
  98         GPIO50_nPIOR,
  99         GPIO51_nPIOW,
 100         GPIO52_nPCE_1,
 101         GPIO53_nPCE_2,
 102         GPIO54_nPSKTSEL,
 103         GPIO55_nPREG,
 104         GPIO56_nPWAIT,
 105         GPIO57_nIOIS16,
 106
 107         /* MMC */
 108         GPIO6_MMC_CLK,
 109         GPIO8_MMC_CS0,
 110
 111         /* GPIO Matrix Keypad */
 112         GPIO66_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 0 */
 113         GPIO67_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 1 */
 114         GPIO68_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 2 */
 115         GPIO69_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 3 */
 116         GPIO70_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 4 */
 117         GPIO71_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 5 */
 118         GPIO72_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 6 */
 119         GPIO73_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 7 */
 120         GPIO74_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 8 */
 121         GPIO75_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 9 */
 122         GPIO76_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 10 */
 123         GPIO77_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 11 */
 124         GPIO58_GPIO,    /* row 0 */
 125         GPIO59_GPIO,    /* row 1 */
 126         GPIO60_GPIO,    /* row 2 */
 127         GPIO61_GPIO,    /* row 3 */
 128         GPIO62_GPIO,    /* row 4 */
 129         GPIO63_GPIO,    /* row 5 */
 130         GPIO64_GPIO,    /* row 6 */
 131         GPIO65_GPIO,    /* row 7 */
 132
 133         /* GPIO */
 134         GPIO9_GPIO,                             /* CORGI_GPIO_nSD_DETECT */
 135         GPIO7_GPIO,                             /* CORGI_GPIO_nSD_WP */
 136         GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH,      /* CORGI_GPIO_MAIN_BAT_{LOW,COVER} */
 137         GPIO13_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_LED_ORANGE */
 138         GPIO21_GPIO,                            /* CORGI_GPIO_ADC_TEMP */
 139         GPIO22_GPIO,                            /* CORGI_GPIO_IR_ON */
 140         GPIO33_GPIO,                            /* CORGI_GPIO_SD_PWR */
 141         GPIO38_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_CHRG_ON */
 142         GPIO43_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_CHRG_UKN */
 143         GPIO44_GPIO,                            /* CORGI_GPIO_HSYNC */
 144
 145         GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH,       /* CORGI_GPIO_KEY_INT */
 146         GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,       /* CORGI_GPIO_AC_IN */
 147         GPIO3_GPIO | WAKEUP_ON_EDGE_BOTH,       /* CORGI_GPIO_WAKEUP */
 148 };
 149
 150 /*
 151  * Corgi SCOOP Device
 152  */
 153 static struct resource corgi_scoop_resources[] = {
 154         [0] = {
 155                 .start          = 0x10800000,
 156                 .end            = 0x10800fff,
 157                 .flags          = IORESOURCE_MEM,
 158         },
 159 };
 160
 161 static struct scoop_config corgi_scoop_setup = {
 162         .io_dir         = CORGI_SCOOP_IO_DIR,
 163         .io_out         = CORGI_SCOOP_IO_OUT,
 164         .gpio_base      = CORGI_SCOOP_GPIO_BASE,
 165 };
 166
 167 struct platform_device corgiscoop_device = {
 168         .name           = "sharp-scoop",
 169         .id             = -1,
 170         .dev            = {
 171                 .platform_data  = &corgi_scoop_setup,
 172         },
 173         .num_resources  = ARRAY_SIZE(corgi_scoop_resources),
 174         .resource       = corgi_scoop_resources,
 175 };
 176
 177 static struct scoop_pcmcia_dev corgi_pcmcia_scoop[] = {
 178 {
 179         .dev        = &corgiscoop_device.dev,
 180         .irq        = CORGI_IRQ_GPIO_CF_IRQ,
 181         .cd_irq     = CORGI_IRQ_GPIO_CF_CD,
 182         .cd_irq_str = "PCMCIA0 CD",
 183 },
 184 };
 185
 186 static struct scoop_pcmcia_config corgi_pcmcia_config = {
 187         .devs         = &corgi_pcmcia_scoop[0],
 188         .num_devs     = 1,
 189 };
 190
 191 static struct w100_mem_info corgi_fb_mem = {
 192         .ext_cntl          = 0x00040003,
 193         .sdram_mode_reg    = 0x00650021,
 194         .ext_timing_cntl   = 0x10002a4a,
 195         .io_cntl           = 0x7ff87012,
 196         .size              = 0x1fffff,
 197 };
 198
 199 static struct w100_gen_regs corgi_fb_regs = {
 200         .lcd_format    = 0x00000003,
 201         .lcdd_cntl1    = 0x01CC0000,
 202         .lcdd_cntl2    = 0x0003FFFF,
 203         .genlcd_cntl1  = 0x00FFFF0D,
 204         .genlcd_cntl2  = 0x003F3003,
 205         .genlcd_cntl3  = 0x000102aa,
 206 };
 207
 208 static struct w100_gpio_regs corgi_fb_gpio = {
 209         .init_data1   = 0x000000bf,
 210         .init_data2   = 0x00000000,
 211         .gpio_dir1    = 0x00000000,
 212         .gpio_oe1     = 0x03c0feff,
 213         .gpio_dir2    = 0x00000000,
 214         .gpio_oe2     = 0x00000000,
 215 };
 216
 217 static struct w100_mode corgi_fb_modes[] = {
 218 {
 219         .xres            = 480,
 220         .yres            = 640,
 221         .left_margin     = 0x56,
 222         .right_margin    = 0x55,
 223         .upper_margin    = 0x03,
 224         .lower_margin    = 0x00,
 225         .crtc_ss         = 0x82360056,
 226         .crtc_ls         = 0xA0280000,
 227         .crtc_gs         = 0x80280028,
 228         .crtc_vpos_gs    = 0x02830002,
 229         .crtc_rev        = 0x00400008,
 230         .crtc_dclk       = 0xA0000000,
 231         .crtc_gclk       = 0x8015010F,
 232         .crtc_goe        = 0x80100110,
 233         .crtc_ps1_active = 0x41060010,
 234         .pll_freq        = 75,
 235         .fast_pll_freq   = 100,
 236         .sysclk_src      = CLK_SRC_PLL,
 237         .sysclk_divider  = 0,
 238         .pixclk_src      = CLK_SRC_PLL,
 239         .pixclk_divider  = 2,
 240         .pixclk_divider_rotated = 6,
 241 },{
 242         .xres            = 240,
 243         .yres            = 320,
 244         .left_margin     = 0x27,
 245         .right_margin    = 0x2e,
 246         .upper_margin    = 0x01,
 247         .lower_margin    = 0x00,
 248         .crtc_ss         = 0x81170027,
 249         .crtc_ls         = 0xA0140000,
 250         .crtc_gs         = 0xC0140014,
 251         .crtc_vpos_gs    = 0x00010141,
 252         .crtc_rev        = 0x00400008,
 253         .crtc_dclk       = 0xA0000000,
 254         .crtc_gclk       = 0x8015010F,
 255         .crtc_goe        = 0x80100110,
 256         .crtc_ps1_active = 0x41060010,
 257         .pll_freq        = 0,
 258         .fast_pll_freq   = 0,
 259         .sysclk_src      = CLK_SRC_XTAL,
 260         .sysclk_divider  = 0,
 261         .pixclk_src      = CLK_SRC_XTAL,
 262         .pixclk_divider  = 1,
 263         .pixclk_divider_rotated = 1,
 264 },
 265
 266 };
 267
 268 static struct w100fb_mach_info corgi_fb_info = {
 269         .init_mode  = INIT_MODE_ROTATED,
 270         .mem        = &corgi_fb_mem,
 271         .regs       = &corgi_fb_regs,
 272         .modelist   = &corgi_fb_modes[0],
 273         .num_modes  = 2,
 274         .gpio       = &corgi_fb_gpio,
 275         .xtal_freq  = 12500000,
 276         .xtal_dbl   = 0,
 277 };
 278
 279 static struct resource corgi_fb_resources[] = {
 280         [0] = {
 281                 .start   = 0x08000000,
 282                 .end     = 0x08ffffff,
 283                 .flags   = IORESOURCE_MEM,
 284         },
 285 };
 286
 287 static struct platform_device corgifb_device = {
 288         .name           = "w100fb",
 289         .id             = -1,
 290         .num_resources  = ARRAY_SIZE(corgi_fb_resources),
 291         .resource       = corgi_fb_resources,
 292         .dev            = {
 293                 .platform_data = &corgi_fb_info,
 294         },
 295
 296 };
 297
 298 /*
 299  * Corgi Keyboard Device
 300  */
 301 #define CORGI_KEY_CALENDER      KEY_F1
 302 #define CORGI_KEY_ADDRESS       KEY_F2
 303 #define CORGI_KEY_FN            KEY_F3
 304 #define CORGI_KEY_CANCEL        KEY_F4
 305 #define CORGI_KEY_OFF           KEY_SUSPEND
 306 #define CORGI_KEY_EXOK          KEY_F5
 307 #define CORGI_KEY_EXCANCEL      KEY_F6
 308 #define CORGI_KEY_EXJOGDOWN     KEY_F7
 309 #define CORGI_KEY_EXJOGUP       KEY_F8
 310 #define CORGI_KEY_JAP1          KEY_LEFTCTRL
 311 #define CORGI_KEY_JAP2          KEY_LEFTALT
 312 #define CORGI_KEY_MAIL          KEY_F10
 313 #define CORGI_KEY_OK            KEY_F11
 314 #define CORGI_KEY_MENU          KEY_F12
 315
 316 static const uint32_t corgikbd_keymap[] = {
 317         KEY(0, 1, KEY_1),
 318         KEY(0, 2, KEY_3),
 319         KEY(0, 3, KEY_5),
 320         KEY(0, 4, KEY_6),
 321         KEY(0, 5, KEY_7),
 322         KEY(0, 6, KEY_9),
 323         KEY(0, 7, KEY_0),
 324         KEY(0, 8, KEY_BACKSPACE),
 325         KEY(1, 1, KEY_2),
 326         KEY(1, 2, KEY_4),
 327         KEY(1, 3, KEY_R),
 328         KEY(1, 4, KEY_Y),
 329         KEY(1, 5, KEY_8),
 330         KEY(1, 6, KEY_I),
 331         KEY(1, 7, KEY_O),
 332         KEY(1, 8, KEY_P),
 333         KEY(2, 0, KEY_TAB),
 334         KEY(2, 1, KEY_Q),
 335         KEY(2, 2, KEY_E),
 336         KEY(2, 3, KEY_T),
 337         KEY(2, 4, KEY_G),
 338         KEY(2, 5, KEY_U),
 339         KEY(2, 6, KEY_J),
 340         KEY(2, 7, KEY_K),
 341         KEY(3, 0, CORGI_KEY_CALENDER),
 342         KEY(3, 1, KEY_W),
 343         KEY(3, 2, KEY_S),
 344         KEY(3, 3, KEY_F),
 345         KEY(3, 4, KEY_V),
 346         KEY(3, 5, KEY_H),
 347         KEY(3, 6, KEY_M),
 348         KEY(3, 7, KEY_L),
 349         KEY(3, 9, KEY_RIGHTSHIFT),
 350         KEY(4, 0, CORGI_KEY_ADDRESS),
 351         KEY(4, 1, KEY_A),
 352         KEY(4, 2, KEY_D),
 353         KEY(4, 3, KEY_C),
 354         KEY(4, 4, KEY_B),
 355         KEY(4, 5, KEY_N),
 356         KEY(4, 6, KEY_DOT),
 357         KEY(4, 8, KEY_ENTER),
 358         KEY(4, 10, KEY_LEFTSHIFT),
 359         KEY(5, 0, CORGI_KEY_MAIL),
 360         KEY(5, 1, KEY_Z),
 361         KEY(5, 2, KEY_X),
 362         KEY(5, 3, KEY_MINUS),
 363         KEY(5, 4, KEY_SPACE),
 364         KEY(5, 5, KEY_COMMA),
 365         KEY(5, 7, KEY_UP),
 366         KEY(5, 11, CORGI_KEY_FN),
 367         KEY(6, 0, KEY_SYSRQ),
 368         KEY(6, 1, CORGI_KEY_JAP1),
 369         KEY(6, 2, CORGI_KEY_JAP2),
 370         KEY(6, 3, CORGI_KEY_CANCEL),
 371         KEY(6, 4, CORGI_KEY_OK),
 372         KEY(6, 5, CORGI_KEY_MENU),
 373         KEY(6, 6, KEY_LEFT),
 374         KEY(6, 7, KEY_DOWN),
 375         KEY(6, 8, KEY_RIGHT),
 376         KEY(7, 0, CORGI_KEY_OFF),
 377         KEY(7, 1, CORGI_KEY_EXOK),
 378         KEY(7, 2, CORGI_KEY_EXCANCEL),
 379         KEY(7, 3, CORGI_KEY_EXJOGDOWN),
 380         KEY(7, 4, CORGI_KEY_EXJOGUP),
 381 };
 382
 383 static struct matrix_keymap_data corgikbd_keymap_data = {
 384         .keymap         = corgikbd_keymap,
 385         .keymap_size    = ARRAY_SIZE(corgikbd_keymap),
 386 };
 387
 388 static const int corgikbd_row_gpios[] =
 389                 { 58, 59, 60, 61, 62, 63, 64, 65 };
 390 static const int corgikbd_col_gpios[] =
 391                 { 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77 };
 392
 393 static struct matrix_keypad_platform_data corgikbd_pdata = {
 394         .keymap_data            = &corgikbd_keymap_data,
 395         .row_gpios              = corgikbd_row_gpios,
 396         .col_gpios              = corgikbd_col_gpios,
 397         .num_row_gpios          = ARRAY_SIZE(corgikbd_row_gpios),
 398         .num_col_gpios          = ARRAY_SIZE(corgikbd_col_gpios),
 399         .col_scan_delay_us      = 10,
 400         .debounce_ms            = 10,
 401         .wakeup                 = 1,
 402 };
 403
 404 static struct platform_device corgikbd_device = {
 405         .name           = "matrix-keypad",
 406         .id             = -1,
 407         .dev            = {
 408                 .platform_data = &corgikbd_pdata,
 409         },
 410 };
 411
 412 static struct gpio_keys_button corgi_gpio_keys[] = {
 413         {
 414                 .type   = EV_SW,
 415                 .code   = SW_LID,
 416                 .gpio   = CORGI_GPIO_SWA,
 417                 .desc   = "Lid close switch",
 418                 .debounce_interval = 500,
 419         },
 420         {
 421                 .type   = EV_SW,
 422                 .code   = SW_TABLET_MODE,
 423                 .gpio   = CORGI_GPIO_SWB,
 424                 .desc   = "Tablet mode switch",
 425                 .debounce_interval = 500,
 426         },
 427         {
 428                 .type   = EV_SW,
 429                 .code   = SW_HEADPHONE_INSERT,
 430                 .gpio   = CORGI_GPIO_AK_INT,
 431                 .desc   = "HeadPhone insert",
 432                 .debounce_interval = 500,
 433         },
 434 };
 435
 436 static struct gpio_keys_platform_data corgi_gpio_keys_platform_data = {
 437         .buttons        = corgi_gpio_keys,
 438         .nbuttons       = ARRAY_SIZE(corgi_gpio_keys),
 439         .poll_interval  = 250,
 440 };
 441
 442 static struct platform_device corgi_gpio_keys_device = {
 443         .name   = "gpio-keys-polled",
 444         .id     = -1,
 445         .dev    = {
 446                 .platform_data  = &corgi_gpio_keys_platform_data,
 447         },
 448 };
 449
 450 /*
 451  * Corgi LEDs
 452  */
 453 static struct gpio_led corgi_gpio_leds[] = {
 454         {
 455                 .name                   = "corgi:amber:charge",
 456                 .default_trigger        = "sharpsl-charge",
 457                 .gpio                   = CORGI_GPIO_LED_ORANGE,
 458         },
 459         {
 460                 .name                   = "corgi:green:mail",
 461                 .default_trigger        = "nand-disk",
 462                 .gpio                   = CORGI_GPIO_LED_GREEN,
 463         },
 464 };
 465
 466 static struct gpio_led_platform_data corgi_gpio_leds_info = {
 467         .leds           = corgi_gpio_leds,
 468         .num_leds       = ARRAY_SIZE(corgi_gpio_leds),
 469 };
 470
 471 static struct platform_device corgiled_device = {
 472         .name           = "leds-gpio",
 473         .id             = -1,
 474         .dev            = {
 475                 .platform_data = &corgi_gpio_leds_info,
 476         },
 477 };
 478
 479 /*
 480  * Corgi Audio
 481  */
 482 static struct platform_device corgi_audio_device = {
 483         .name   = "corgi-audio",
 484         .id     = -1,
 485 };
 486
 487 /*
 488  * MMC/SD Device
 489  *
 490  * The card detect interrupt isn't debounced so we delay it by 250ms
 491  * to give the card a chance to fully insert/eject.
 492  */
 493 static struct pxamci_platform_data corgi_mci_platform_data = {
 494         .detect_delay_ms        = 250,
 495         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
 496         .gpio_card_detect       = CORGI_GPIO_nSD_DETECT,
 497         .gpio_card_ro           = CORGI_GPIO_nSD_WP,
 498         .gpio_power             = CORGI_GPIO_SD_PWR,
 499 };
 500
 501
 502 /*
 503  * Irda
 504  */
 505 static struct pxaficp_platform_data corgi_ficp_platform_data = {
 506         .gpio_pwdown            = CORGI_GPIO_IR_ON,
 507         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 508 };
 509
 510
 511 /*
 512  * USB Device Controller
 513  */
 514 static struct pxa2xx_udc_mach_info udc_info __initdata = {
 515         /* no connect GPIO; corgi can't tell connection status */
 516         .gpio_pullup            = CORGI_GPIO_USB_PULLUP,
 517 };
 518
 519 #if IS_ENABLED(CONFIG_SPI_PXA2XX)
 520 static struct pxa2xx_spi_master corgi_spi_info = {
 521         .num_chipselect = 3,
 522 };
 523
 524 static void corgi_wait_for_hsync(void)
 525 {
 526         while (gpio_get_value(CORGI_GPIO_HSYNC))
 527                 cpu_relax();
 528
 529         while (!gpio_get_value(CORGI_GPIO_HSYNC))
 530                 cpu_relax();
 531 }
 532
 533 static struct ads7846_platform_data corgi_ads7846_info = {
 534         .model                  = 7846,
 535         .vref_delay_usecs       = 100,
 536         .x_plate_ohms           = 419,
 537         .y_plate_ohms           = 486,
 538         .gpio_pendown           = CORGI_GPIO_TP_INT,
 539         .wait_for_sync          = corgi_wait_for_hsync,
 540 };
 541
 542 static struct pxa2xx_spi_chip corgi_ads7846_chip = {
 543         .gpio_cs        = CORGI_GPIO_ADS7846_CS,
 544 };
 545
 546 static void corgi_bl_kick_battery(void)
 547 {
 548         void (*kick_batt)(void);
 549
 550         kick_batt = symbol_get(sharpsl_battery_kick);
 551         if (kick_batt) {
 552                 kick_batt();
 553                 symbol_put(sharpsl_battery_kick);
 554         }
 555 }
 556
 557 static struct corgi_lcd_platform_data corgi_lcdcon_info = {
 558         .init_mode              = CORGI_LCD_MODE_VGA,
 559         .max_intensity          = 0x2f,
 560         .default_intensity      = 0x1f,
 561         .limit_mask             = 0x0b,
 562         .gpio_backlight_cont    = CORGI_GPIO_BACKLIGHT_CONT,
 563         .gpio_backlight_on      = -1,
 564         .kick_battery           = corgi_bl_kick_battery,
 565 };
 566
 567 static struct pxa2xx_spi_chip corgi_lcdcon_chip = {
 568         .gpio_cs        = CORGI_GPIO_LCDCON_CS,
 569 };
 570
 571 static struct pxa2xx_spi_chip corgi_max1111_chip = {
 572         .gpio_cs        = CORGI_GPIO_MAX1111_CS,
 573 };
 574
 575 static struct spi_board_info corgi_spi_devices[] = {
 576         {
 577                 .modalias       = "ads7846",
 578                 .max_speed_hz   = 1200000,
 579                 .bus_num        = 1,
 580                 .chip_select    = 0,
 581                 .platform_data  = &corgi_ads7846_info,
 582                 .controller_data= &corgi_ads7846_chip,
 583                 .irq            = PXA_GPIO_TO_IRQ(CORGI_GPIO_TP_INT),
 584         }, {
 585                 .modalias       = "corgi-lcd",
 586                 .max_speed_hz   = 50000,
 587                 .bus_num        = 1,
 588                 .chip_select    = 1,
 589                 .platform_data  = &corgi_lcdcon_info,
 590                 .controller_data= &corgi_lcdcon_chip,
 591         }, {
 592                 .modalias       = "max1111",
 593                 .max_speed_hz   = 450000,
 594                 .bus_num        = 1,
 595                 .chip_select    = 2,
 596                 .controller_data= &corgi_max1111_chip,
 597         },
 598 };
 599
 600 static void __init corgi_init_spi(void)
 601 {
 602         pxa2xx_set_spi_info(1, &corgi_spi_info);
 603         spi_register_board_info(ARRAY_AND_SIZE(corgi_spi_devices));
 604 }
 605 #else
 606 static inline void corgi_init_spi(void) {}
 607 #endif
 608
 609 static struct mtd_partition sharpsl_nand_partitions[] = {
 610         {
 611                 .name = "System Area",
 612                 .offset = 0,
 613                 .size = 7 * 1024 * 1024,
 614         },
 615         {
 616                 .name = "Root Filesystem",
 617                 .offset = 7 * 1024 * 1024,
 618                 .size = 25 * 1024 * 1024,
 619         },
 620         {
 621                 .name = "Home Filesystem",
 622                 .offset = MTDPART_OFS_APPEND,
 623                 .size = MTDPART_SIZ_FULL,
 624         },
 625 };
 626
 627 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
 628
 629 static struct nand_bbt_descr sharpsl_bbt = {
 630         .options = 0,
 631         .offs = 4,
 632         .len = 2,
 633         .pattern = scan_ff_pattern
 634 };
 635
 636 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
 637         .badblock_pattern       = &sharpsl_bbt,
 638         .partitions             = sharpsl_nand_partitions,
 639         .nr_partitions          = ARRAY_SIZE(sharpsl_nand_partitions),
 640 };
 641
 642 static struct resource sharpsl_nand_resources[] = {
 643         {
 644                 .start  = 0x0C000000,
 645                 .end    = 0x0C000FFF,
 646                 .flags  = IORESOURCE_MEM,
 647         },
 648 };
 649
 650 static struct platform_device sharpsl_nand_device = {
 651         .name           = "sharpsl-nand",
 652         .id             = -1,
 653         .resource       = sharpsl_nand_resources,
 654         .num_resources  = ARRAY_SIZE(sharpsl_nand_resources),
 655         .dev.platform_data      = &sharpsl_nand_platform_data,
 656 };
 657
 658 static struct mtd_partition sharpsl_rom_parts[] = {
 659         {
 660                 .name   ="Boot PROM Filesystem",
 661                 .offset = 0x00120000,
 662                 .size   = MTDPART_SIZ_FULL,
 663         },
 664 };
 665
 666 static struct physmap_flash_data sharpsl_rom_data = {
 667         .width          = 2,
 668         .nr_parts       = ARRAY_SIZE(sharpsl_rom_parts),
 669         .parts          = sharpsl_rom_parts,
 670 };
 671
 672 static struct resource sharpsl_rom_resources[] = {
 673         {
 674                 .start  = 0x00000000,
 675                 .end    = 0x007fffff,
 676                 .flags  = IORESOURCE_MEM,
 677         },
 678 };
 679
 680 static struct platform_device sharpsl_rom_device = {
 681         .name   = "physmap-flash",
 682         .id     = -1,
 683         .resource = sharpsl_rom_resources,
 684         .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
 685         .dev.platform_data = &sharpsl_rom_data,
 686 };
 687
 688 static struct platform_device *devices[] __initdata = {
 689         &corgiscoop_device,
 690         &corgifb_device,
 691         &corgi_gpio_keys_device,
 692         &corgikbd_device,
 693         &corgiled_device,
 694         &corgi_audio_device,
 695         &sharpsl_nand_device,
 696         &sharpsl_rom_device,
 697 };
 698
 699 static struct i2c_board_info __initdata corgi_i2c_devices[] = {
 700         { I2C_BOARD_INFO("wm8731", 0x1b) },
 701 };
 702
 703 static void corgi_poweroff(void)
 704 {
 705         if (!machine_is_corgi())
 706                 /* Green LED off tells the bootloader to halt */
 707                 gpio_set_value(CORGI_GPIO_LED_GREEN, 0);
 708
 709         pxa_restart(REBOOT_HARD, NULL);
 710 }
 711
 712 static void corgi_restart(enum reboot_mode mode, const char *cmd)
 713 {
 714         if (!machine_is_corgi())
 715                 /* Green LED on tells the bootloader to reboot */
 716                 gpio_set_value(CORGI_GPIO_LED_GREEN, 1);
 717
 718         pxa_restart(REBOOT_HARD, cmd);
 719 }
 720
 721 static void __init corgi_init(void)
 722 {
 723         pm_power_off = corgi_poweroff;
 724
 725         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 726         PCFR |= PCFR_OPDE;
 727
 728         pxa2xx_mfp_config(ARRAY_AND_SIZE(corgi_pin_config));
 729
 730         /* allow wakeup from various GPIOs */
 731         gpio_set_wake(CORGI_GPIO_KEY_INT, 1);
 732         gpio_set_wake(CORGI_GPIO_WAKEUP, 1);
 733         gpio_set_wake(CORGI_GPIO_AC_IN, 1);
 734         gpio_set_wake(CORGI_GPIO_CHRG_FULL, 1);
 735
 736         if (!machine_is_corgi())
 737                 gpio_set_wake(CORGI_GPIO_MAIN_BAT_LOW, 1);
 738
 739         pxa_set_ffuart_info(NULL);
 740         pxa_set_btuart_info(NULL);
 741         pxa_set_stuart_info(NULL);
 742
 743         corgi_init_spi();
 744
 745         pxa_set_udc_info(&udc_info);
 746         pxa_set_mci_info(&corgi_mci_platform_data);
 747         pxa_set_ficp_info(&corgi_ficp_platform_data);
 748         pxa_set_i2c_info(NULL);
 749         i2c_register_board_info(0, ARRAY_AND_SIZE(corgi_i2c_devices));
 750
 751         platform_scoop_config = &corgi_pcmcia_config;
 752
 753         if (machine_is_husky())
 754                 sharpsl_nand_partitions[1].size = 53 * 1024 * 1024;
 755
 756         platform_add_devices(devices, ARRAY_SIZE(devices));
 757
 758         regulator_has_full_constraints();
 759 }
 760
 761 static void __init fixup_corgi(struct tag *tags, char **cmdline)
 762 {
 763         sharpsl_save_param();
 764         if (machine_is_corgi())
 765                 memblock_add(0xa0000000, SZ_32M);
 766         else
 767                 memblock_add(0xa0000000, SZ_64M);
 768 }
 769
 770 #ifdef CONFIG_MACH_CORGI
 771 MACHINE_START(CORGI, "SHARP Corgi")
 772         .fixup          = fixup_corgi,
 773         .map_io         = pxa25x_map_io,
 774         .nr_irqs        = PXA_NR_IRQS,
 775         .init_irq       = pxa25x_init_irq,
 776         .handle_irq     = pxa25x_handle_irq,
 777         .init_machine   = corgi_init,
 778         .init_time      = pxa_timer_init,
 779         .restart        = corgi_restart,
 780 MACHINE_END
 781 #endif
 782
 783 #ifdef CONFIG_MACH_SHEPHERD
 784 MACHINE_START(SHEPHERD, "SHARP Shepherd")
 785         .fixup          = fixup_corgi,
 786         .map_io         = pxa25x_map_io,
 787         .nr_irqs        = PXA_NR_IRQS,
 788         .init_irq       = pxa25x_init_irq,
 789         .handle_irq     = pxa25x_handle_irq,
 790         .init_machine   = corgi_init,
 791         .init_time      = pxa_timer_init,
 792         .restart        = corgi_restart,
 793 MACHINE_END
 794 #endif
 795
 796 #ifdef CONFIG_MACH_HUSKY
 797 MACHINE_START(HUSKY, "SHARP Husky")
 798         .fixup          = fixup_corgi,
 799         .map_io         = pxa25x_map_io,
 800         .nr_irqs        = PXA_NR_IRQS,
 801         .init_irq       = pxa25x_init_irq,
 802         .handle_irq     = pxa25x_handle_irq,
 803         .init_machine   = corgi_init,
 804         .init_time      = pxa_timer_init,
 805         .restart        = corgi_restart,
 806 MACHINE_END
 807 #endif
 808