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