arch/arm/mach-pxa/corgi.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Support for Sharp SL-C7xx PDAs
   4  * Models: SL-C700 (Corgi), SL-C750 (Shepherd), SL-C760 (Husky)
   5  *
   6  * Copyright (c) 2004-2005 Richard Purdie
   7  *
   8  * Based on Sharp's 2.4 kernel patches/lubbock.c
   9  */
  10
  11 #include <linux/kernel.h>
  12 #include <linux/module.h>       /* symbol_get ; symbol_put */
  13 #include <linux/init.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/major.h>
  16 #include <linux/fs.h>
  17 #include <linux/interrupt.h>
  18 #include <linux/leds.h>
  19 #include <linux/mmc/host.h>
  20 #include <linux/mtd/physmap.h>
  21 #include <linux/pm.h>
  22 #include <linux/gpio.h>
  23 #include <linux/gpio/machine.h>
  24 #include <linux/backlight.h>
  25 #include <linux/i2c.h>
  26 #include <linux/platform_data/i2c-pxa.h>
  27 #include <linux/io.h>
  28 #include <linux/regulator/machine.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/gpio_keys.h>
  36 #include <linux/memblock.h>
  37 #include <video/w100fb.h>
  38
  39 #include <asm/setup.h>
  40 #include <asm/memory.h>
  41 #include <asm/mach-types.h>
  42 #include <mach/hardware.h>
  43 #include <asm/irq.h>
  44
  45 #include <asm/mach/arch.h>
  46 #include <asm/mach/map.h>
  47 #include <asm/mach/irq.h>
  48
  49 #include "pxa25x.h"
  50 #include <linux/platform_data/irda-pxaficp.h>
  51 #include <linux/platform_data/mmc-pxamci.h>
  52 #include "udc.h"
  53 #include <mach/corgi.h>
  54 #include "sharpsl_pm.h"
  55
  56 #include <asm/mach/sharpsl_param.h>
  57 #include <asm/hardware/scoop.h>
  58
  59 #include "generic.h"
  60 #include "devices.h"
  61
  62 static unsigned long corgi_pin_config[] __initdata = {
  63         /* Static Memory I/O */
  64         GPIO78_nCS_2,   /* w100fb */
  65         GPIO80_nCS_4,   /* scoop */
  66
  67         /* SSP1 */
  68         GPIO23_SSP1_SCLK,
  69         GPIO25_SSP1_TXD,
  70         GPIO26_SSP1_RXD,
  71         GPIO24_GPIO,    /* CORGI_GPIO_ADS7846_CS - SFRM as chip select */
  72
  73         /* I2S */
  74         GPIO28_I2S_BITCLK_OUT,
  75         GPIO29_I2S_SDATA_IN,
  76         GPIO30_I2S_SDATA_OUT,
  77         GPIO31_I2S_SYNC,
  78         GPIO32_I2S_SYSCLK,
  79
  80         /* Infra-Red */
  81         GPIO47_FICP_TXD,
  82         GPIO46_FICP_RXD,
  83
  84         /* FFUART */
  85         GPIO40_FFUART_DTR,
  86         GPIO41_FFUART_RTS,
  87         GPIO39_FFUART_TXD,
  88         GPIO37_FFUART_DSR,
  89         GPIO34_FFUART_RXD,
  90         GPIO35_FFUART_CTS,
  91
  92         /* PC Card */
  93         GPIO48_nPOE,
  94         GPIO49_nPWE,
  95         GPIO50_nPIOR,
  96         GPIO51_nPIOW,
  97         GPIO52_nPCE_1,
  98         GPIO53_nPCE_2,
  99         GPIO54_nPSKTSEL,
 100         GPIO55_nPREG,
 101         GPIO56_nPWAIT,
 102         GPIO57_nIOIS16,
 103
 104         /* MMC */
 105         GPIO6_MMC_CLK,
 106         GPIO8_MMC_CS0,
 107
 108         /* GPIO Matrix Keypad */
 109         GPIO66_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 0 */
 110         GPIO67_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 1 */
 111         GPIO68_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 2 */
 112         GPIO69_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 3 */
 113         GPIO70_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 4 */
 114         GPIO71_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 5 */
 115         GPIO72_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 6 */
 116         GPIO73_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 7 */
 117         GPIO74_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 8 */
 118         GPIO75_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 9 */
 119         GPIO76_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 10 */
 120         GPIO77_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 11 */
 121         GPIO58_GPIO,    /* row 0 */
 122         GPIO59_GPIO,    /* row 1 */
 123         GPIO60_GPIO,    /* row 2 */
 124         GPIO61_GPIO,    /* row 3 */
 125         GPIO62_GPIO,    /* row 4 */
 126         GPIO63_GPIO,    /* row 5 */
 127         GPIO64_GPIO,    /* row 6 */
 128         GPIO65_GPIO,    /* row 7 */
 129
 130         /* GPIO */
 131         GPIO9_GPIO,                             /* CORGI_GPIO_nSD_DETECT */
 132         GPIO7_GPIO,                             /* CORGI_GPIO_nSD_WP */
 133         GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH,      /* CORGI_GPIO_MAIN_BAT_{LOW,COVER} */
 134         GPIO13_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_LED_ORANGE */
 135         GPIO21_GPIO,                            /* CORGI_GPIO_ADC_TEMP */
 136         GPIO22_GPIO,                            /* CORGI_GPIO_IR_ON */
 137         GPIO33_GPIO,                            /* CORGI_GPIO_SD_PWR */
 138         GPIO38_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_CHRG_ON */
 139         GPIO43_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_CHRG_UKN */
 140         GPIO44_GPIO,                            /* CORGI_GPIO_HSYNC */
 141
 142         GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH,       /* CORGI_GPIO_KEY_INT */
 143         GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,       /* CORGI_GPIO_AC_IN */
 144         GPIO3_GPIO | WAKEUP_ON_EDGE_BOTH,       /* CORGI_GPIO_WAKEUP */
 145 };
 146
 147 /*
 148  * Corgi SCOOP Device
 149  */
 150 static struct resource corgi_scoop_resources[] = {
 151         [0] = {
 152                 .start          = 0x10800000,
 153                 .end            = 0x10800fff,
 154                 .flags          = IORESOURCE_MEM,
 155         },
 156 };
 157
 158 static struct scoop_config corgi_scoop_setup = {
 159         .io_dir         = CORGI_SCOOP_IO_DIR,
 160         .io_out         = CORGI_SCOOP_IO_OUT,
 161         .gpio_base      = CORGI_SCOOP_GPIO_BASE,
 162 };
 163
 164 struct platform_device corgiscoop_device = {
 165         .name           = "sharp-scoop",
 166         .id             = -1,
 167         .dev            = {
 168                 .platform_data  = &corgi_scoop_setup,
 169         },
 170         .num_resources  = ARRAY_SIZE(corgi_scoop_resources),
 171         .resource       = corgi_scoop_resources,
 172 };
 173
 174 static struct scoop_pcmcia_dev corgi_pcmcia_scoop[] = {
 175 {
 176         .dev        = &corgiscoop_device.dev,
 177         .irq        = CORGI_IRQ_GPIO_CF_IRQ,
 178         .cd_irq     = CORGI_IRQ_GPIO_CF_CD,
 179         .cd_irq_str = "PCMCIA0 CD",
 180 },
 181 };
 182
 183 static struct scoop_pcmcia_config corgi_pcmcia_config = {
 184         .devs         = &corgi_pcmcia_scoop[0],
 185         .num_devs     = 1,
 186 };
 187
 188 static struct w100_mem_info corgi_fb_mem = {
 189         .ext_cntl          = 0x00040003,
 190         .sdram_mode_reg    = 0x00650021,
 191         .ext_timing_cntl   = 0x10002a4a,
 192         .io_cntl           = 0x7ff87012,
 193         .size              = 0x1fffff,
 194 };
 195
 196 static struct w100_gen_regs corgi_fb_regs = {
 197         .lcd_format    = 0x00000003,
 198         .lcdd_cntl1    = 0x01CC0000,
 199         .lcdd_cntl2    = 0x0003FFFF,
 200         .genlcd_cntl1  = 0x00FFFF0D,
 201         .genlcd_cntl2  = 0x003F3003,
 202         .genlcd_cntl3  = 0x000102aa,
 203 };
 204
 205 static struct w100_gpio_regs corgi_fb_gpio = {
 206         .init_data1   = 0x000000bf,
 207         .init_data2   = 0x00000000,
 208         .gpio_dir1    = 0x00000000,
 209         .gpio_oe1     = 0x03c0feff,
 210         .gpio_dir2    = 0x00000000,
 211         .gpio_oe2     = 0x00000000,
 212 };
 213
 214 static struct w100_mode corgi_fb_modes[] = {
 215 {
 216         .xres            = 480,
 217         .yres            = 640,
 218         .left_margin     = 0x56,
 219         .right_margin    = 0x55,
 220         .upper_margin    = 0x03,
 221         .lower_margin    = 0x00,
 222         .crtc_ss         = 0x82360056,
 223         .crtc_ls         = 0xA0280000,
 224         .crtc_gs         = 0x80280028,
 225         .crtc_vpos_gs    = 0x02830002,
 226         .crtc_rev        = 0x00400008,
 227         .crtc_dclk       = 0xA0000000,
 228         .crtc_gclk       = 0x8015010F,
 229         .crtc_goe        = 0x80100110,
 230         .crtc_ps1_active = 0x41060010,
 231         .pll_freq        = 75,
 232         .fast_pll_freq   = 100,
 233         .sysclk_src      = CLK_SRC_PLL,
 234         .sysclk_divider  = 0,
 235         .pixclk_src      = CLK_SRC_PLL,
 236         .pixclk_divider  = 2,
 237         .pixclk_divider_rotated = 6,
 238 },{
 239         .xres            = 240,
 240         .yres            = 320,
 241         .left_margin     = 0x27,
 242         .right_margin    = 0x2e,
 243         .upper_margin    = 0x01,
 244         .lower_margin    = 0x00,
 245         .crtc_ss         = 0x81170027,
 246         .crtc_ls         = 0xA0140000,
 247         .crtc_gs         = 0xC0140014,
 248         .crtc_vpos_gs    = 0x00010141,
 249         .crtc_rev        = 0x00400008,
 250         .crtc_dclk       = 0xA0000000,
 251         .crtc_gclk       = 0x8015010F,
 252         .crtc_goe        = 0x80100110,
 253         .crtc_ps1_active = 0x41060010,
 254         .pll_freq        = 0,
 255         .fast_pll_freq   = 0,
 256         .sysclk_src      = CLK_SRC_XTAL,
 257         .sysclk_divider  = 0,
 258         .pixclk_src      = CLK_SRC_XTAL,
 259         .pixclk_divider  = 1,
 260         .pixclk_divider_rotated = 1,
 261 },
 262
 263 };
 264
 265 static struct w100fb_mach_info corgi_fb_info = {
 266         .init_mode  = INIT_MODE_ROTATED,
 267         .mem        = &corgi_fb_mem,
 268         .regs       = &corgi_fb_regs,
 269         .modelist   = &corgi_fb_modes[0],
 270         .num_modes  = 2,
 271         .gpio       = &corgi_fb_gpio,
 272         .xtal_freq  = 12500000,
 273         .xtal_dbl   = 0,
 274 };
 275
 276 static struct resource corgi_fb_resources[] = {
 277         [0] = {
 278                 .start   = 0x08000000,
 279                 .end     = 0x08ffffff,
 280                 .flags   = IORESOURCE_MEM,
 281         },
 282 };
 283
 284 static struct platform_device corgifb_device = {
 285         .name           = "w100fb",
 286         .id             = -1,
 287         .num_resources  = ARRAY_SIZE(corgi_fb_resources),
 288         .resource       = corgi_fb_resources,
 289         .dev            = {
 290                 .platform_data = &corgi_fb_info,
 291         },
 292
 293 };
 294
 295 /*
 296  * Corgi Keyboard Device
 297  */
 298 #define CORGI_KEY_CALENDER      KEY_F1
 299 #define CORGI_KEY_ADDRESS       KEY_F2
 300 #define CORGI_KEY_FN            KEY_F3
 301 #define CORGI_KEY_CANCEL        KEY_F4
 302 #define CORGI_KEY_OFF           KEY_SUSPEND
 303 #define CORGI_KEY_EXOK          KEY_F5
 304 #define CORGI_KEY_EXCANCEL      KEY_F6
 305 #define CORGI_KEY_EXJOGDOWN     KEY_F7
 306 #define CORGI_KEY_EXJOGUP       KEY_F8
 307 #define CORGI_KEY_JAP1          KEY_LEFTCTRL
 308 #define CORGI_KEY_JAP2          KEY_LEFTALT
 309 #define CORGI_KEY_MAIL          KEY_F10
 310 #define CORGI_KEY_OK            KEY_F11
 311 #define CORGI_KEY_MENU          KEY_F12
 312
 313 static const uint32_t corgikbd_keymap[] = {
 314         KEY(0, 1, KEY_1),
 315         KEY(0, 2, KEY_3),
 316         KEY(0, 3, KEY_5),
 317         KEY(0, 4, KEY_6),
 318         KEY(0, 5, KEY_7),
 319         KEY(0, 6, KEY_9),
 320         KEY(0, 7, KEY_0),
 321         KEY(0, 8, KEY_BACKSPACE),
 322         KEY(1, 1, KEY_2),
 323         KEY(1, 2, KEY_4),
 324         KEY(1, 3, KEY_R),
 325         KEY(1, 4, KEY_Y),
 326         KEY(1, 5, KEY_8),
 327         KEY(1, 6, KEY_I),
 328         KEY(1, 7, KEY_O),
 329         KEY(1, 8, KEY_P),
 330         KEY(2, 0, KEY_TAB),
 331         KEY(2, 1, KEY_Q),
 332         KEY(2, 2, KEY_E),
 333         KEY(2, 3, KEY_T),
 334         KEY(2, 4, KEY_G),
 335         KEY(2, 5, KEY_U),
 336         KEY(2, 6, KEY_J),
 337         KEY(2, 7, KEY_K),
 338         KEY(3, 0, CORGI_KEY_CALENDER),
 339         KEY(3, 1, KEY_W),
 340         KEY(3, 2, KEY_S),
 341         KEY(3, 3, KEY_F),
 342         KEY(3, 4, KEY_V),
 343         KEY(3, 5, KEY_H),
 344         KEY(3, 6, KEY_M),
 345         KEY(3, 7, KEY_L),
 346         KEY(3, 9, KEY_RIGHTSHIFT),
 347         KEY(4, 0, CORGI_KEY_ADDRESS),
 348         KEY(4, 1, KEY_A),
 349         KEY(4, 2, KEY_D),
 350         KEY(4, 3, KEY_C),
 351         KEY(4, 4, KEY_B),
 352         KEY(4, 5, KEY_N),
 353         KEY(4, 6, KEY_DOT),
 354         KEY(4, 8, KEY_ENTER),
 355         KEY(4, 10, KEY_LEFTSHIFT),
 356         KEY(5, 0, CORGI_KEY_MAIL),
 357         KEY(5, 1, KEY_Z),
 358         KEY(5, 2, KEY_X),
 359         KEY(5, 3, KEY_MINUS),
 360         KEY(5, 4, KEY_SPACE),
 361         KEY(5, 5, KEY_COMMA),
 362         KEY(5, 7, KEY_UP),
 363         KEY(5, 11, CORGI_KEY_FN),
 364         KEY(6, 0, KEY_SYSRQ),
 365         KEY(6, 1, CORGI_KEY_JAP1),
 366         KEY(6, 2, CORGI_KEY_JAP2),
 367         KEY(6, 3, CORGI_KEY_CANCEL),
 368         KEY(6, 4, CORGI_KEY_OK),
 369         KEY(6, 5, CORGI_KEY_MENU),
 370         KEY(6, 6, KEY_LEFT),
 371         KEY(6, 7, KEY_DOWN),
 372         KEY(6, 8, KEY_RIGHT),
 373         KEY(7, 0, CORGI_KEY_OFF),
 374         KEY(7, 1, CORGI_KEY_EXOK),
 375         KEY(7, 2, CORGI_KEY_EXCANCEL),
 376         KEY(7, 3, CORGI_KEY_EXJOGDOWN),
 377         KEY(7, 4, CORGI_KEY_EXJOGUP),
 378 };
 379
 380 static struct matrix_keymap_data corgikbd_keymap_data = {
 381         .keymap         = corgikbd_keymap,
 382         .keymap_size    = ARRAY_SIZE(corgikbd_keymap),
 383 };
 384
 385 static const int corgikbd_row_gpios[] =
 386                 { 58, 59, 60, 61, 62, 63, 64, 65 };
 387 static const int corgikbd_col_gpios[] =
 388                 { 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77 };
 389
 390 static struct matrix_keypad_platform_data corgikbd_pdata = {
 391         .keymap_data            = &corgikbd_keymap_data,
 392         .row_gpios              = corgikbd_row_gpios,
 393         .col_gpios              = corgikbd_col_gpios,
 394         .num_row_gpios          = ARRAY_SIZE(corgikbd_row_gpios),
 395         .num_col_gpios          = ARRAY_SIZE(corgikbd_col_gpios),
 396         .col_scan_delay_us      = 10,
 397         .debounce_ms            = 10,
 398         .wakeup                 = 1,
 399 };
 400
 401 static struct platform_device corgikbd_device = {
 402         .name           = "matrix-keypad",
 403         .id             = -1,
 404         .dev            = {
 405                 .platform_data = &corgikbd_pdata,
 406         },
 407 };
 408
 409 static struct gpio_keys_button corgi_gpio_keys[] = {
 410         {
 411                 .type   = EV_SW,
 412                 .code   = SW_LID,
 413                 .gpio   = CORGI_GPIO_SWA,
 414                 .desc   = "Lid close switch",
 415                 .debounce_interval = 500,
 416         },
 417         {
 418                 .type   = EV_SW,
 419                 .code   = SW_TABLET_MODE,
 420                 .gpio   = CORGI_GPIO_SWB,
 421                 .desc   = "Tablet mode switch",
 422                 .debounce_interval = 500,
 423         },
 424         {
 425                 .type   = EV_SW,
 426                 .code   = SW_HEADPHONE_INSERT,
 427                 .gpio   = CORGI_GPIO_AK_INT,
 428                 .desc   = "HeadPhone insert",
 429                 .debounce_interval = 500,
 430         },
 431 };
 432
 433 static struct gpio_keys_platform_data corgi_gpio_keys_platform_data = {
 434         .buttons        = corgi_gpio_keys,
 435         .nbuttons       = ARRAY_SIZE(corgi_gpio_keys),
 436         .poll_interval  = 250,
 437 };
 438
 439 static struct platform_device corgi_gpio_keys_device = {
 440         .name   = "gpio-keys-polled",
 441         .id     = -1,
 442         .dev    = {
 443                 .platform_data  = &corgi_gpio_keys_platform_data,
 444         },
 445 };
 446
 447 /*
 448  * Corgi LEDs
 449  */
 450 static struct gpio_led corgi_gpio_leds[] = {
 451         {
 452                 .name                   = "corgi:amber:charge",
 453                 .default_trigger        = "sharpsl-charge",
 454                 .gpio                   = CORGI_GPIO_LED_ORANGE,
 455         },
 456         {
 457                 .name                   = "corgi:green:mail",
 458                 .default_trigger        = "nand-disk",
 459                 .gpio                   = CORGI_GPIO_LED_GREEN,
 460         },
 461 };
 462
 463 static struct gpio_led_platform_data corgi_gpio_leds_info = {
 464         .leds           = corgi_gpio_leds,
 465         .num_leds       = ARRAY_SIZE(corgi_gpio_leds),
 466 };
 467
 468 static struct platform_device corgiled_device = {
 469         .name           = "leds-gpio",
 470         .id             = -1,
 471         .dev            = {
 472                 .platform_data = &corgi_gpio_leds_info,
 473         },
 474 };
 475
 476 /*
 477  * Corgi Audio
 478  */
 479 static struct platform_device corgi_audio_device = {
 480         .name   = "corgi-audio",
 481         .id     = -1,
 482 };
 483
 484 /*
 485  * MMC/SD Device
 486  *
 487  * The card detect interrupt isn't debounced so we delay it by 250ms
 488  * to give the card a chance to fully insert/eject.
 489  */
 490 static struct pxamci_platform_data corgi_mci_platform_data = {
 491         .detect_delay_ms        = 250,
 492         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
 493 };
 494
 495 static struct gpiod_lookup_table corgi_mci_gpio_table = {
 496         .dev_id = "pxa2xx-mci.0",
 497         .table = {
 498                 /* Card detect on GPIO 9 */
 499                 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_nSD_DETECT,
 500                             "cd", GPIO_ACTIVE_LOW),
 501                 /* Write protect on GPIO 7 */
 502                 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_nSD_WP,
 503                             "wp", GPIO_ACTIVE_LOW),
 504                 /* Power on GPIO 33 */
 505                 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_SD_PWR,
 506                             "power", GPIO_ACTIVE_HIGH),
 507                 { },
 508         },
 509 };
 510
 511 /*
 512  * Irda
 513  */
 514 static struct pxaficp_platform_data corgi_ficp_platform_data = {
 515         .gpio_pwdown            = CORGI_GPIO_IR_ON,
 516         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 517 };
 518
 519
 520 /*
 521  * USB Device Controller
 522  */
 523 static struct pxa2xx_udc_mach_info udc_info __initdata = {
 524         /* no connect GPIO; corgi can't tell connection status */
 525         .gpio_pullup            = CORGI_GPIO_USB_PULLUP,
 526 };
 527
 528 #if IS_ENABLED(CONFIG_SPI_PXA2XX)
 529 static struct pxa2xx_spi_controller corgi_spi_info = {
 530         .num_chipselect = 3,
 531 };
 532
 533 static void corgi_wait_for_hsync(void)
 534 {
 535         while (gpio_get_value(CORGI_GPIO_HSYNC))
 536                 cpu_relax();
 537
 538         while (!gpio_get_value(CORGI_GPIO_HSYNC))
 539                 cpu_relax();
 540 }
 541
 542 static struct ads7846_platform_data corgi_ads7846_info = {
 543         .model                  = 7846,
 544         .vref_delay_usecs       = 100,
 545         .x_plate_ohms           = 419,
 546         .y_plate_ohms           = 486,
 547         .gpio_pendown           = CORGI_GPIO_TP_INT,
 548         .wait_for_sync          = corgi_wait_for_hsync,
 549 };
 550
 551 static struct pxa2xx_spi_chip corgi_ads7846_chip = {
 552         .gpio_cs        = CORGI_GPIO_ADS7846_CS,
 553 };
 554
 555 static void corgi_bl_kick_battery(void)
 556 {
 557         void (*kick_batt)(void);
 558
 559         kick_batt = symbol_get(sharpsl_battery_kick);
 560         if (kick_batt) {
 561                 kick_batt();
 562                 symbol_put(sharpsl_battery_kick);
 563         }
 564 }
 565
 566 static struct gpiod_lookup_table corgi_lcdcon_gpio_table = {
 567         .dev_id = "spi1.1",
 568         .table = {
 569                 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_BACKLIGHT_CONT,
 570                             "BL_CONT", GPIO_ACTIVE_HIGH),
 571                 { },
 572         },
 573 };
 574
 575 static struct corgi_lcd_platform_data corgi_lcdcon_info = {
 576         .init_mode              = CORGI_LCD_MODE_VGA,
 577         .max_intensity          = 0x2f,
 578         .default_intensity      = 0x1f,
 579         .limit_mask             = 0x0b,
 580         .kick_battery           = corgi_bl_kick_battery,
 581 };
 582
 583 static struct pxa2xx_spi_chip corgi_lcdcon_chip = {
 584         .gpio_cs        = CORGI_GPIO_LCDCON_CS,
 585 };
 586
 587 static struct pxa2xx_spi_chip corgi_max1111_chip = {
 588         .gpio_cs        = CORGI_GPIO_MAX1111_CS,
 589 };
 590
 591 static struct spi_board_info corgi_spi_devices[] = {
 592         {
 593                 .modalias       = "ads7846",
 594                 .max_speed_hz   = 1200000,
 595                 .bus_num        = 1,
 596                 .chip_select    = 0,
 597                 .platform_data  = &corgi_ads7846_info,
 598                 .controller_data= &corgi_ads7846_chip,
 599                 .irq            = PXA_GPIO_TO_IRQ(CORGI_GPIO_TP_INT),
 600         }, {
 601                 .modalias       = "corgi-lcd",
 602                 .max_speed_hz   = 50000,
 603                 .bus_num        = 1,
 604                 .chip_select    = 1,
 605                 .platform_data  = &corgi_lcdcon_info,
 606                 .controller_data= &corgi_lcdcon_chip,
 607         }, {
 608                 .modalias       = "max1111",
 609                 .max_speed_hz   = 450000,
 610                 .bus_num        = 1,
 611                 .chip_select    = 2,
 612                 .controller_data= &corgi_max1111_chip,
 613         },
 614 };
 615
 616 static void __init corgi_init_spi(void)
 617 {
 618         pxa2xx_set_spi_info(1, &corgi_spi_info);
 619         gpiod_add_lookup_table(&corgi_lcdcon_gpio_table);
 620         spi_register_board_info(ARRAY_AND_SIZE(corgi_spi_devices));
 621 }
 622 #else
 623 static inline void corgi_init_spi(void) {}
 624 #endif
 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 const char * const probes[] = {
 636         "cmdlinepart",
 637         "ofpart",
 638         "sharpslpart",
 639         NULL,
 640 };
 641
 642 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
 643         .badblock_pattern       = &sharpsl_bbt,
 644         .part_parsers           = probes,
 645 };
 646
 647 static struct resource sharpsl_nand_resources[] = {
 648         {
 649                 .start  = 0x0C000000,
 650                 .end    = 0x0C000FFF,
 651                 .flags  = IORESOURCE_MEM,
 652         },
 653 };
 654
 655 static struct platform_device sharpsl_nand_device = {
 656         .name           = "sharpsl-nand",
 657         .id             = -1,
 658         .resource       = sharpsl_nand_resources,
 659         .num_resources  = ARRAY_SIZE(sharpsl_nand_resources),
 660         .dev.platform_data      = &sharpsl_nand_platform_data,
 661 };
 662
 663 static struct mtd_partition sharpsl_rom_parts[] = {
 664         {
 665                 .name   ="Boot PROM Filesystem",
 666                 .offset = 0x00120000,
 667                 .size   = MTDPART_SIZ_FULL,
 668         },
 669 };
 670
 671 static struct physmap_flash_data sharpsl_rom_data = {
 672         .width          = 2,
 673         .nr_parts       = ARRAY_SIZE(sharpsl_rom_parts),
 674         .parts          = sharpsl_rom_parts,
 675 };
 676
 677 static struct resource sharpsl_rom_resources[] = {
 678         {
 679                 .start  = 0x00000000,
 680                 .end    = 0x007fffff,
 681                 .flags  = IORESOURCE_MEM,
 682         },
 683 };
 684
 685 static struct platform_device sharpsl_rom_device = {
 686         .name   = "physmap-flash",
 687         .id     = -1,
 688         .resource = sharpsl_rom_resources,
 689         .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
 690         .dev.platform_data = &sharpsl_rom_data,
 691 };
 692
 693 static struct platform_device *devices[] __initdata = {
 694         &corgiscoop_device,
 695         &corgifb_device,
 696         &corgi_gpio_keys_device,
 697         &corgikbd_device,
 698         &corgiled_device,
 699         &corgi_audio_device,
 700         &sharpsl_nand_device,
 701         &sharpsl_rom_device,
 702 };
 703
 704 static struct i2c_board_info __initdata corgi_i2c_devices[] = {
 705         { I2C_BOARD_INFO("wm8731", 0x1b) },
 706 };
 707
 708 static void corgi_poweroff(void)
 709 {
 710         if (!machine_is_corgi())
 711                 /* Green LED off tells the bootloader to halt */
 712                 gpio_set_value(CORGI_GPIO_LED_GREEN, 0);
 713
 714         pxa_restart(REBOOT_HARD, NULL);
 715 }
 716
 717 static void corgi_restart(enum reboot_mode mode, const char *cmd)
 718 {
 719         if (!machine_is_corgi())
 720                 /* Green LED on tells the bootloader to reboot */
 721                 gpio_set_value(CORGI_GPIO_LED_GREEN, 1);
 722
 723         pxa_restart(REBOOT_HARD, cmd);
 724 }
 725
 726 static void __init corgi_init(void)
 727 {
 728         pm_power_off = corgi_poweroff;
 729
 730         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 731         PCFR |= PCFR_OPDE;
 732
 733         pxa2xx_mfp_config(ARRAY_AND_SIZE(corgi_pin_config));
 734
 735         /* allow wakeup from various GPIOs */
 736         gpio_set_wake(CORGI_GPIO_KEY_INT, 1);
 737         gpio_set_wake(CORGI_GPIO_WAKEUP, 1);
 738         gpio_set_wake(CORGI_GPIO_AC_IN, 1);
 739         gpio_set_wake(CORGI_GPIO_CHRG_FULL, 1);
 740
 741         if (!machine_is_corgi())
 742                 gpio_set_wake(CORGI_GPIO_MAIN_BAT_LOW, 1);
 743
 744         pxa_set_ffuart_info(NULL);
 745         pxa_set_btuart_info(NULL);
 746         pxa_set_stuart_info(NULL);
 747
 748         corgi_init_spi();
 749
 750         pxa_set_udc_info(&udc_info);
 751         gpiod_add_lookup_table(&corgi_mci_gpio_table);
 752         pxa_set_mci_info(&corgi_mci_platform_data);
 753         pxa_set_ficp_info(&corgi_ficp_platform_data);
 754         pxa_set_i2c_info(NULL);
 755         i2c_register_board_info(0, ARRAY_AND_SIZE(corgi_i2c_devices));
 756
 757         platform_scoop_config = &corgi_pcmcia_config;
 758
 759         platform_add_devices(devices, ARRAY_SIZE(devices));
 760
 761         regulator_has_full_constraints();
 762 }
 763
 764 static void __init fixup_corgi(struct tag *tags, char **cmdline)
 765 {
 766         sharpsl_save_param();
 767         if (machine_is_corgi())
 768                 memblock_add(0xa0000000, SZ_32M);
 769         else
 770                 memblock_add(0xa0000000, SZ_64M);
 771 }
 772
 773 #ifdef CONFIG_MACH_CORGI
 774 MACHINE_START(CORGI, "SHARP Corgi")
 775         .fixup          = fixup_corgi,
 776         .map_io         = pxa25x_map_io,
 777         .nr_irqs        = PXA_NR_IRQS,
 778         .init_irq       = pxa25x_init_irq,
 779         .handle_irq     = pxa25x_handle_irq,
 780         .init_machine   = corgi_init,
 781         .init_time      = pxa_timer_init,
 782         .restart        = corgi_restart,
 783 MACHINE_END
 784 #endif
 785
 786 #ifdef CONFIG_MACH_SHEPHERD
 787 MACHINE_START(SHEPHERD, "SHARP Shepherd")
 788         .fixup          = fixup_corgi,
 789         .map_io         = pxa25x_map_io,
 790         .nr_irqs        = PXA_NR_IRQS,
 791         .init_irq       = pxa25x_init_irq,
 792         .handle_irq     = pxa25x_handle_irq,
 793         .init_machine   = corgi_init,
 794         .init_time      = pxa_timer_init,
 795         .restart        = corgi_restart,
 796 MACHINE_END
 797 #endif
 798
 799 #ifdef CONFIG_MACH_HUSKY
 800 MACHINE_START(HUSKY, "SHARP Husky")
 801         .fixup          = fixup_corgi,
 802         .map_io         = pxa25x_map_io,
 803         .nr_irqs        = PXA_NR_IRQS,
 804         .init_irq       = pxa25x_init_irq,
 805         .handle_irq     = pxa25x_handle_irq,
 806         .init_machine   = corgi_init,
 807         .init_time      = pxa_timer_init,
 808         .restart        = corgi_restart,
 809 MACHINE_END
 810 #endif
 811