linux/arch/arm/mach-pxa/corgi.c
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   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/spi/spi.h>
  30#include <linux/spi/ads7846.h>
  31#include <linux/spi/corgi_lcd.h>
  32#include <linux/spi/pxa2xx_spi.h>
  33#include <linux/mtd/sharpsl.h>
  34#include <linux/input/matrix_keypad.h>
  35#include <linux/module.h>
  36#include <video/w100fb.h>
  37
  38#include <asm/setup.h>
  39#include <asm/memory.h>
  40#include <asm/mach-types.h>
  41#include <mach/hardware.h>
  42#include <asm/irq.h>
  43
  44#include <asm/mach/arch.h>
  45#include <asm/mach/map.h>
  46#include <asm/mach/irq.h>
  47
  48#include <mach/pxa25x.h>
  49#include <linux/platform_data/irda-pxaficp.h>
  50#include <linux/platform_data/mmc-pxamci.h>
  51#include <mach/udc.h>
  52#include <mach/corgi.h>
  53#include <mach/sharpsl_pm.h>
  54
  55#include <asm/mach/sharpsl_param.h>
  56#include <asm/hardware/scoop.h>
  57
  58#include "generic.h"
  59#include "devices.h"
  60
  61static unsigned long corgi_pin_config[] __initdata = {
  62        /* Static Memory I/O */
  63        GPIO78_nCS_2,   /* w100fb */
  64        GPIO80_nCS_4,   /* scoop */
  65
  66        /* SSP1 */
  67        GPIO23_SSP1_SCLK,
  68        GPIO25_SSP1_TXD,
  69        GPIO26_SSP1_RXD,
  70        GPIO24_GPIO,    /* CORGI_GPIO_ADS7846_CS - SFRM as chip select */
  71
  72        /* I2S */
  73        GPIO28_I2S_BITCLK_OUT,
  74        GPIO29_I2S_SDATA_IN,
  75        GPIO30_I2S_SDATA_OUT,
  76        GPIO31_I2S_SYNC,
  77        GPIO32_I2S_SYSCLK,
  78
  79        /* Infra-Red */
  80        GPIO47_FICP_TXD,
  81        GPIO46_FICP_RXD,
  82
  83        /* FFUART */
  84        GPIO40_FFUART_DTR,
  85        GPIO41_FFUART_RTS,
  86        GPIO39_FFUART_TXD,
  87        GPIO37_FFUART_DSR,
  88        GPIO34_FFUART_RXD,
  89        GPIO35_FFUART_CTS,
  90
  91        /* PC Card */
  92        GPIO48_nPOE,
  93        GPIO49_nPWE,
  94        GPIO50_nPIOR,
  95        GPIO51_nPIOW,
  96        GPIO52_nPCE_1,
  97        GPIO53_nPCE_2,
  98        GPIO54_nPSKTSEL,
  99        GPIO55_nPREG,
 100        GPIO56_nPWAIT,
 101        GPIO57_nIOIS16,
 102
 103        /* MMC */
 104        GPIO6_MMC_CLK,
 105        GPIO8_MMC_CS0,
 106
 107        /* GPIO Matrix Keypad */
 108        GPIO66_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 0 */
 109        GPIO67_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 1 */
 110        GPIO68_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 2 */
 111        GPIO69_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 3 */
 112        GPIO70_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 4 */
 113        GPIO71_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 5 */
 114        GPIO72_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 6 */
 115        GPIO73_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 7 */
 116        GPIO74_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 8 */
 117        GPIO75_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 9 */
 118        GPIO76_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 10 */
 119        GPIO77_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 11 */
 120        GPIO58_GPIO,    /* row 0 */
 121        GPIO59_GPIO,    /* row 1 */
 122        GPIO60_GPIO,    /* row 2 */
 123        GPIO61_GPIO,    /* row 3 */
 124        GPIO62_GPIO,    /* row 4 */
 125        GPIO63_GPIO,    /* row 5 */
 126        GPIO64_GPIO,    /* row 6 */
 127        GPIO65_GPIO,    /* row 7 */
 128
 129        /* GPIO */
 130        GPIO9_GPIO,                             /* CORGI_GPIO_nSD_DETECT */
 131        GPIO7_GPIO,                             /* CORGI_GPIO_nSD_WP */
 132        GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH,      /* CORGI_GPIO_MAIN_BAT_{LOW,COVER} */
 133        GPIO13_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_LED_ORANGE */
 134        GPIO21_GPIO,                            /* CORGI_GPIO_ADC_TEMP */
 135        GPIO22_GPIO,                            /* CORGI_GPIO_IR_ON */
 136        GPIO33_GPIO,                            /* CORGI_GPIO_SD_PWR */
 137        GPIO38_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_CHRG_ON */
 138        GPIO43_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_CHRG_UKN */
 139        GPIO44_GPIO,                            /* CORGI_GPIO_HSYNC */
 140
 141        GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH,       /* CORGI_GPIO_KEY_INT */
 142        GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,       /* CORGI_GPIO_AC_IN */
 143        GPIO3_GPIO | WAKEUP_ON_EDGE_BOTH,       /* CORGI_GPIO_WAKEUP */
 144};
 145
 146/*
 147 * Corgi SCOOP Device
 148 */
 149static struct resource corgi_scoop_resources[] = {
 150        [0] = {
 151                .start          = 0x10800000,
 152                .end            = 0x10800fff,
 153                .flags          = IORESOURCE_MEM,
 154        },
 155};
 156
 157static struct scoop_config corgi_scoop_setup = {
 158        .io_dir         = CORGI_SCOOP_IO_DIR,
 159        .io_out         = CORGI_SCOOP_IO_OUT,
 160        .gpio_base      = CORGI_SCOOP_GPIO_BASE,
 161};
 162
 163struct platform_device corgiscoop_device = {
 164        .name           = "sharp-scoop",
 165        .id             = -1,
 166        .dev            = {
 167                .platform_data  = &corgi_scoop_setup,
 168        },
 169        .num_resources  = ARRAY_SIZE(corgi_scoop_resources),
 170        .resource       = corgi_scoop_resources,
 171};
 172
 173static struct scoop_pcmcia_dev corgi_pcmcia_scoop[] = {
 174{
 175        .dev        = &corgiscoop_device.dev,
 176        .irq        = CORGI_IRQ_GPIO_CF_IRQ,
 177        .cd_irq     = CORGI_IRQ_GPIO_CF_CD,
 178        .cd_irq_str = "PCMCIA0 CD",
 179},
 180};
 181
 182static struct scoop_pcmcia_config corgi_pcmcia_config = {
 183        .devs         = &corgi_pcmcia_scoop[0],
 184        .num_devs     = 1,
 185};
 186
 187static struct w100_mem_info corgi_fb_mem = {
 188        .ext_cntl          = 0x00040003,
 189        .sdram_mode_reg    = 0x00650021,
 190        .ext_timing_cntl   = 0x10002a4a,
 191        .io_cntl           = 0x7ff87012,
 192        .size              = 0x1fffff,
 193};
 194
 195static struct w100_gen_regs corgi_fb_regs = {
 196        .lcd_format    = 0x00000003,
 197        .lcdd_cntl1    = 0x01CC0000,
 198        .lcdd_cntl2    = 0x0003FFFF,
 199        .genlcd_cntl1  = 0x00FFFF0D,
 200        .genlcd_cntl2  = 0x003F3003,
 201        .genlcd_cntl3  = 0x000102aa,
 202};
 203
 204static struct w100_gpio_regs corgi_fb_gpio = {
 205        .init_data1   = 0x000000bf,
 206        .init_data2   = 0x00000000,
 207        .gpio_dir1    = 0x00000000,
 208        .gpio_oe1     = 0x03c0feff,
 209        .gpio_dir2    = 0x00000000,
 210        .gpio_oe2     = 0x00000000,
 211};
 212
 213static struct w100_mode corgi_fb_modes[] = {
 214{
 215        .xres            = 480,
 216        .yres            = 640,
 217        .left_margin     = 0x56,
 218        .right_margin    = 0x55,
 219        .upper_margin    = 0x03,
 220        .lower_margin    = 0x00,
 221        .crtc_ss         = 0x82360056,
 222        .crtc_ls         = 0xA0280000,
 223        .crtc_gs         = 0x80280028,
 224        .crtc_vpos_gs    = 0x02830002,
 225        .crtc_rev        = 0x00400008,
 226        .crtc_dclk       = 0xA0000000,
 227        .crtc_gclk       = 0x8015010F,
 228        .crtc_goe        = 0x80100110,
 229        .crtc_ps1_active = 0x41060010,
 230        .pll_freq        = 75,
 231        .fast_pll_freq   = 100,
 232        .sysclk_src      = CLK_SRC_PLL,
 233        .sysclk_divider  = 0,
 234        .pixclk_src      = CLK_SRC_PLL,
 235        .pixclk_divider  = 2,
 236        .pixclk_divider_rotated = 6,
 237},{
 238        .xres            = 240,
 239        .yres            = 320,
 240        .left_margin     = 0x27,
 241        .right_margin    = 0x2e,
 242        .upper_margin    = 0x01,
 243        .lower_margin    = 0x00,
 244        .crtc_ss         = 0x81170027,
 245        .crtc_ls         = 0xA0140000,
 246        .crtc_gs         = 0xC0140014,
 247        .crtc_vpos_gs    = 0x00010141,
 248        .crtc_rev        = 0x00400008,
 249        .crtc_dclk       = 0xA0000000,
 250        .crtc_gclk       = 0x8015010F,
 251        .crtc_goe        = 0x80100110,
 252        .crtc_ps1_active = 0x41060010,
 253        .pll_freq        = 0,
 254        .fast_pll_freq   = 0,
 255        .sysclk_src      = CLK_SRC_XTAL,
 256        .sysclk_divider  = 0,
 257        .pixclk_src      = CLK_SRC_XTAL,
 258        .pixclk_divider  = 1,
 259        .pixclk_divider_rotated = 1,
 260},
 261
 262};
 263
 264static struct w100fb_mach_info corgi_fb_info = {
 265        .init_mode  = INIT_MODE_ROTATED,
 266        .mem        = &corgi_fb_mem,
 267        .regs       = &corgi_fb_regs,
 268        .modelist   = &corgi_fb_modes[0],
 269        .num_modes  = 2,
 270        .gpio       = &corgi_fb_gpio,
 271        .xtal_freq  = 12500000,
 272        .xtal_dbl   = 0,
 273};
 274
 275static struct resource corgi_fb_resources[] = {
 276        [0] = {
 277                .start   = 0x08000000,
 278                .end     = 0x08ffffff,
 279                .flags   = IORESOURCE_MEM,
 280        },
 281};
 282
 283static struct platform_device corgifb_device = {
 284        .name           = "w100fb",
 285        .id             = -1,
 286        .num_resources  = ARRAY_SIZE(corgi_fb_resources),
 287        .resource       = corgi_fb_resources,
 288        .dev            = {
 289                .platform_data = &corgi_fb_info,
 290        },
 291
 292};
 293
 294/*
 295 * Corgi Keyboard Device
 296 */
 297#define CORGI_KEY_CALENDER      KEY_F1
 298#define CORGI_KEY_ADDRESS       KEY_F2
 299#define CORGI_KEY_FN            KEY_F3
 300#define CORGI_KEY_CANCEL        KEY_F4
 301#define CORGI_KEY_OFF           KEY_SUSPEND
 302#define CORGI_KEY_EXOK          KEY_F5
 303#define CORGI_KEY_EXCANCEL      KEY_F6
 304#define CORGI_KEY_EXJOGDOWN     KEY_F7
 305#define CORGI_KEY_EXJOGUP       KEY_F8
 306#define CORGI_KEY_JAP1          KEY_LEFTCTRL
 307#define CORGI_KEY_JAP2          KEY_LEFTALT
 308#define CORGI_KEY_MAIL          KEY_F10
 309#define CORGI_KEY_OK            KEY_F11
 310#define CORGI_KEY_MENU          KEY_F12
 311
 312static const uint32_t corgikbd_keymap[] = {
 313        KEY(0, 1, KEY_1),
 314        KEY(0, 2, KEY_3),
 315        KEY(0, 3, KEY_5),
 316        KEY(0, 4, KEY_6),
 317        KEY(0, 5, KEY_7),
 318        KEY(0, 6, KEY_9),
 319        KEY(0, 7, KEY_0),
 320        KEY(0, 8, KEY_BACKSPACE),
 321        KEY(1, 1, KEY_2),
 322        KEY(1, 2, KEY_4),
 323        KEY(1, 3, KEY_R),
 324        KEY(1, 4, KEY_Y),
 325        KEY(1, 5, KEY_8),
 326        KEY(1, 6, KEY_I),
 327        KEY(1, 7, KEY_O),
 328        KEY(1, 8, KEY_P),
 329        KEY(2, 0, KEY_TAB),
 330        KEY(2, 1, KEY_Q),
 331        KEY(2, 2, KEY_E),
 332        KEY(2, 3, KEY_T),
 333        KEY(2, 4, KEY_G),
 334        KEY(2, 5, KEY_U),
 335        KEY(2, 6, KEY_J),
 336        KEY(2, 7, KEY_K),
 337        KEY(3, 0, CORGI_KEY_CALENDER),
 338        KEY(3, 1, KEY_W),
 339        KEY(3, 2, KEY_S),
 340        KEY(3, 3, KEY_F),
 341        KEY(3, 4, KEY_V),
 342        KEY(3, 5, KEY_H),
 343        KEY(3, 6, KEY_M),
 344        KEY(3, 7, KEY_L),
 345        KEY(3, 9, KEY_RIGHTSHIFT),
 346        KEY(4, 0, CORGI_KEY_ADDRESS),
 347        KEY(4, 1, KEY_A),
 348        KEY(4, 2, KEY_D),
 349        KEY(4, 3, KEY_C),
 350        KEY(4, 4, KEY_B),
 351        KEY(4, 5, KEY_N),
 352        KEY(4, 6, KEY_DOT),
 353        KEY(4, 8, KEY_ENTER),
 354        KEY(4, 10, KEY_LEFTSHIFT),
 355        KEY(5, 0, CORGI_KEY_MAIL),
 356        KEY(5, 1, KEY_Z),
 357        KEY(5, 2, KEY_X),
 358        KEY(5, 3, KEY_MINUS),
 359        KEY(5, 4, KEY_SPACE),
 360        KEY(5, 5, KEY_COMMA),
 361        KEY(5, 7, KEY_UP),
 362        KEY(5, 11, CORGI_KEY_FN),
 363        KEY(6, 0, KEY_SYSRQ),
 364        KEY(6, 1, CORGI_KEY_JAP1),
 365        KEY(6, 2, CORGI_KEY_JAP2),
 366        KEY(6, 3, CORGI_KEY_CANCEL),
 367        KEY(6, 4, CORGI_KEY_OK),
 368        KEY(6, 5, CORGI_KEY_MENU),
 369        KEY(6, 6, KEY_LEFT),
 370        KEY(6, 7, KEY_DOWN),
 371        KEY(6, 8, KEY_RIGHT),
 372        KEY(7, 0, CORGI_KEY_OFF),
 373        KEY(7, 1, CORGI_KEY_EXOK),
 374        KEY(7, 2, CORGI_KEY_EXCANCEL),
 375        KEY(7, 3, CORGI_KEY_EXJOGDOWN),
 376        KEY(7, 4, CORGI_KEY_EXJOGUP),
 377};
 378
 379static struct matrix_keymap_data corgikbd_keymap_data = {
 380        .keymap         = corgikbd_keymap,
 381        .keymap_size    = ARRAY_SIZE(corgikbd_keymap),
 382};
 383
 384static const int corgikbd_row_gpios[] =
 385                { 58, 59, 60, 61, 62, 63, 64, 65 };
 386static const int corgikbd_col_gpios[] =
 387                { 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77 };
 388
 389static struct matrix_keypad_platform_data corgikbd_pdata = {
 390        .keymap_data            = &corgikbd_keymap_data,
 391        .row_gpios              = corgikbd_row_gpios,
 392        .col_gpios              = corgikbd_col_gpios,
 393        .num_row_gpios          = ARRAY_SIZE(corgikbd_row_gpios),
 394        .num_col_gpios          = ARRAY_SIZE(corgikbd_col_gpios),
 395        .col_scan_delay_us      = 10,
 396        .debounce_ms            = 10,
 397        .wakeup                 = 1,
 398};
 399
 400static struct platform_device corgikbd_device = {
 401        .name           = "matrix-keypad",
 402        .id             = -1,
 403        .dev            = {
 404                .platform_data = &corgikbd_pdata,
 405        },
 406};
 407
 408/*
 409 * Corgi LEDs
 410 */
 411static struct gpio_led corgi_gpio_leds[] = {
 412        {
 413                .name                   = "corgi:amber:charge",
 414                .default_trigger        = "sharpsl-charge",
 415                .gpio                   = CORGI_GPIO_LED_ORANGE,
 416        },
 417        {
 418                .name                   = "corgi:green:mail",
 419                .default_trigger        = "nand-disk",
 420                .gpio                   = CORGI_GPIO_LED_GREEN,
 421        },
 422};
 423
 424static struct gpio_led_platform_data corgi_gpio_leds_info = {
 425        .leds           = corgi_gpio_leds,
 426        .num_leds       = ARRAY_SIZE(corgi_gpio_leds),
 427};
 428
 429static struct platform_device corgiled_device = {
 430        .name           = "leds-gpio",
 431        .id             = -1,
 432        .dev            = {
 433                .platform_data = &corgi_gpio_leds_info,
 434        },
 435};
 436
 437/*
 438 * Corgi Audio
 439 */
 440static struct platform_device corgi_audio_device = {
 441        .name   = "corgi-audio",
 442        .id     = -1,
 443};
 444
 445/*
 446 * MMC/SD Device
 447 *
 448 * The card detect interrupt isn't debounced so we delay it by 250ms
 449 * to give the card a chance to fully insert/eject.
 450 */
 451static struct pxamci_platform_data corgi_mci_platform_data = {
 452        .detect_delay_ms        = 250,
 453        .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
 454        .gpio_card_detect       = CORGI_GPIO_nSD_DETECT,
 455        .gpio_card_ro           = CORGI_GPIO_nSD_WP,
 456        .gpio_power             = CORGI_GPIO_SD_PWR,
 457};
 458
 459
 460/*
 461 * Irda
 462 */
 463static struct pxaficp_platform_data corgi_ficp_platform_data = {
 464        .gpio_pwdown            = CORGI_GPIO_IR_ON,
 465        .transceiver_cap        = IR_SIRMODE | IR_OFF,
 466};
 467
 468
 469/*
 470 * USB Device Controller
 471 */
 472static struct pxa2xx_udc_mach_info udc_info __initdata = {
 473        /* no connect GPIO; corgi can't tell connection status */
 474        .gpio_pullup            = CORGI_GPIO_USB_PULLUP,
 475};
 476
 477#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MASTER)
 478static struct pxa2xx_spi_master corgi_spi_info = {
 479        .num_chipselect = 3,
 480};
 481
 482static void corgi_wait_for_hsync(void)
 483{
 484        while (gpio_get_value(CORGI_GPIO_HSYNC))
 485                cpu_relax();
 486
 487        while (!gpio_get_value(CORGI_GPIO_HSYNC))
 488                cpu_relax();
 489}
 490
 491static struct ads7846_platform_data corgi_ads7846_info = {
 492        .model                  = 7846,
 493        .vref_delay_usecs       = 100,
 494        .x_plate_ohms           = 419,
 495        .y_plate_ohms           = 486,
 496        .gpio_pendown           = CORGI_GPIO_TP_INT,
 497        .wait_for_sync          = corgi_wait_for_hsync,
 498};
 499
 500static struct pxa2xx_spi_chip corgi_ads7846_chip = {
 501        .gpio_cs        = CORGI_GPIO_ADS7846_CS,
 502};
 503
 504static void corgi_bl_kick_battery(void)
 505{
 506        void (*kick_batt)(void);
 507
 508        kick_batt = symbol_get(sharpsl_battery_kick);
 509        if (kick_batt) {
 510                kick_batt();
 511                symbol_put(sharpsl_battery_kick);
 512        }
 513}
 514
 515static struct corgi_lcd_platform_data corgi_lcdcon_info = {
 516        .init_mode              = CORGI_LCD_MODE_VGA,
 517        .max_intensity          = 0x2f,
 518        .default_intensity      = 0x1f,
 519        .limit_mask             = 0x0b,
 520        .gpio_backlight_cont    = CORGI_GPIO_BACKLIGHT_CONT,
 521        .gpio_backlight_on      = -1,
 522        .kick_battery           = corgi_bl_kick_battery,
 523};
 524
 525static struct pxa2xx_spi_chip corgi_lcdcon_chip = {
 526        .gpio_cs        = CORGI_GPIO_LCDCON_CS,
 527};
 528
 529static struct pxa2xx_spi_chip corgi_max1111_chip = {
 530        .gpio_cs        = CORGI_GPIO_MAX1111_CS,
 531};
 532
 533static struct spi_board_info corgi_spi_devices[] = {
 534        {
 535                .modalias       = "ads7846",
 536                .max_speed_hz   = 1200000,
 537                .bus_num        = 1,
 538                .chip_select    = 0,
 539                .platform_data  = &corgi_ads7846_info,
 540                .controller_data= &corgi_ads7846_chip,
 541                .irq            = PXA_GPIO_TO_IRQ(CORGI_GPIO_TP_INT),
 542        }, {
 543                .modalias       = "corgi-lcd",
 544                .max_speed_hz   = 50000,
 545                .bus_num        = 1,
 546                .chip_select    = 1,
 547                .platform_data  = &corgi_lcdcon_info,
 548                .controller_data= &corgi_lcdcon_chip,
 549        }, {
 550                .modalias       = "max1111",
 551                .max_speed_hz   = 450000,
 552                .bus_num        = 1,
 553                .chip_select    = 2,
 554                .controller_data= &corgi_max1111_chip,
 555        },
 556};
 557
 558static void __init corgi_init_spi(void)
 559{
 560        pxa2xx_set_spi_info(1, &corgi_spi_info);
 561        spi_register_board_info(ARRAY_AND_SIZE(corgi_spi_devices));
 562}
 563#else
 564static inline void corgi_init_spi(void) {}
 565#endif
 566
 567static struct mtd_partition sharpsl_nand_partitions[] = {
 568        {
 569                .name = "System Area",
 570                .offset = 0,
 571                .size = 7 * 1024 * 1024,
 572        },
 573        {
 574                .name = "Root Filesystem",
 575                .offset = 7 * 1024 * 1024,
 576                .size = 25 * 1024 * 1024,
 577        },
 578        {
 579                .name = "Home Filesystem",
 580                .offset = MTDPART_OFS_APPEND,
 581                .size = MTDPART_SIZ_FULL,
 582        },
 583};
 584
 585static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
 586
 587static struct nand_bbt_descr sharpsl_bbt = {
 588        .options = 0,
 589        .offs = 4,
 590        .len = 2,
 591        .pattern = scan_ff_pattern
 592};
 593
 594static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
 595        .badblock_pattern       = &sharpsl_bbt,
 596        .partitions             = sharpsl_nand_partitions,
 597        .nr_partitions          = ARRAY_SIZE(sharpsl_nand_partitions),
 598};
 599
 600static struct resource sharpsl_nand_resources[] = {
 601        {
 602                .start  = 0x0C000000,
 603                .end    = 0x0C000FFF,
 604                .flags  = IORESOURCE_MEM,
 605        },
 606};
 607
 608static struct platform_device sharpsl_nand_device = {
 609        .name           = "sharpsl-nand",
 610        .id             = -1,
 611        .resource       = sharpsl_nand_resources,
 612        .num_resources  = ARRAY_SIZE(sharpsl_nand_resources),
 613        .dev.platform_data      = &sharpsl_nand_platform_data,
 614};
 615
 616static struct mtd_partition sharpsl_rom_parts[] = {
 617        {
 618                .name   ="Boot PROM Filesystem",
 619                .offset = 0x00120000,
 620                .size   = MTDPART_SIZ_FULL,
 621        },
 622};
 623
 624static struct physmap_flash_data sharpsl_rom_data = {
 625        .width          = 2,
 626        .nr_parts       = ARRAY_SIZE(sharpsl_rom_parts),
 627        .parts          = sharpsl_rom_parts,
 628};
 629
 630static struct resource sharpsl_rom_resources[] = {
 631        {
 632                .start  = 0x00000000,
 633                .end    = 0x007fffff,
 634                .flags  = IORESOURCE_MEM,
 635        },
 636};
 637
 638static struct platform_device sharpsl_rom_device = {
 639        .name   = "physmap-flash",
 640        .id     = -1,
 641        .resource = sharpsl_rom_resources,
 642        .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
 643        .dev.platform_data = &sharpsl_rom_data,
 644};
 645
 646static struct platform_device *devices[] __initdata = {
 647        &corgiscoop_device,
 648        &corgifb_device,
 649        &corgikbd_device,
 650        &corgiled_device,
 651        &corgi_audio_device,
 652        &sharpsl_nand_device,
 653        &sharpsl_rom_device,
 654};
 655
 656static struct i2c_board_info __initdata corgi_i2c_devices[] = {
 657        { I2C_BOARD_INFO("wm8731", 0x1b) },
 658};
 659
 660static void corgi_poweroff(void)
 661{
 662        if (!machine_is_corgi())
 663                /* Green LED off tells the bootloader to halt */
 664                gpio_set_value(CORGI_GPIO_LED_GREEN, 0);
 665
 666        pxa_restart(REBOOT_HARD, NULL);
 667}
 668
 669static void corgi_restart(enum reboot_mode mode, const char *cmd)
 670{
 671        if (!machine_is_corgi())
 672                /* Green LED on tells the bootloader to reboot */
 673                gpio_set_value(CORGI_GPIO_LED_GREEN, 1);
 674
 675        pxa_restart(REBOOT_HARD, cmd);
 676}
 677
 678static void __init corgi_init(void)
 679{
 680        pm_power_off = corgi_poweroff;
 681
 682        /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 683        PCFR |= PCFR_OPDE;
 684
 685        pxa2xx_mfp_config(ARRAY_AND_SIZE(corgi_pin_config));
 686
 687        /* allow wakeup from various GPIOs */
 688        gpio_set_wake(CORGI_GPIO_KEY_INT, 1);
 689        gpio_set_wake(CORGI_GPIO_WAKEUP, 1);
 690        gpio_set_wake(CORGI_GPIO_AC_IN, 1);
 691        gpio_set_wake(CORGI_GPIO_CHRG_FULL, 1);
 692
 693        if (!machine_is_corgi())
 694                gpio_set_wake(CORGI_GPIO_MAIN_BAT_LOW, 1);
 695
 696        pxa_set_ffuart_info(NULL);
 697        pxa_set_btuart_info(NULL);
 698        pxa_set_stuart_info(NULL);
 699
 700        corgi_init_spi();
 701
 702        pxa_set_udc_info(&udc_info);
 703        pxa_set_mci_info(&corgi_mci_platform_data);
 704        pxa_set_ficp_info(&corgi_ficp_platform_data);
 705        pxa_set_i2c_info(NULL);
 706        i2c_register_board_info(0, ARRAY_AND_SIZE(corgi_i2c_devices));
 707
 708        platform_scoop_config = &corgi_pcmcia_config;
 709
 710        if (machine_is_husky())
 711                sharpsl_nand_partitions[1].size = 53 * 1024 * 1024;
 712
 713        platform_add_devices(devices, ARRAY_SIZE(devices));
 714}
 715
 716static void __init fixup_corgi(struct tag *tags, char **cmdline,
 717                               struct meminfo *mi)
 718{
 719        sharpsl_save_param();
 720        mi->nr_banks=1;
 721        mi->bank[0].start = 0xa0000000;
 722        if (machine_is_corgi())
 723                mi->bank[0].size = (32*1024*1024);
 724        else
 725                mi->bank[0].size = (64*1024*1024);
 726}
 727
 728#ifdef CONFIG_MACH_CORGI
 729MACHINE_START(CORGI, "SHARP Corgi")
 730        .fixup          = fixup_corgi,
 731        .map_io         = pxa25x_map_io,
 732        .nr_irqs        = PXA_NR_IRQS,
 733        .init_irq       = pxa25x_init_irq,
 734        .handle_irq     = pxa25x_handle_irq,
 735        .init_machine   = corgi_init,
 736        .init_time      = pxa_timer_init,
 737        .restart        = corgi_restart,
 738MACHINE_END
 739#endif
 740
 741#ifdef CONFIG_MACH_SHEPHERD
 742MACHINE_START(SHEPHERD, "SHARP Shepherd")
 743        .fixup          = fixup_corgi,
 744        .map_io         = pxa25x_map_io,
 745        .nr_irqs        = PXA_NR_IRQS,
 746        .init_irq       = pxa25x_init_irq,
 747        .handle_irq     = pxa25x_handle_irq,
 748        .init_machine   = corgi_init,
 749        .init_time      = pxa_timer_init,
 750        .restart        = corgi_restart,
 751MACHINE_END
 752#endif
 753
 754#ifdef CONFIG_MACH_HUSKY
 755MACHINE_START(HUSKY, "SHARP Husky")
 756        .fixup          = fixup_corgi,
 757        .map_io         = pxa25x_map_io,
 758        .nr_irqs        = PXA_NR_IRQS,
 759        .init_irq       = pxa25x_init_irq,
 760        .handle_irq     = pxa25x_handle_irq,
 761        .init_machine   = corgi_init,
 762        .init_time      = pxa_timer_init,
 763        .restart        = corgi_restart,
 764MACHINE_END
 765#endif
 766
 767