arch/arm/mach-s3c2410/mach-bast.c

   1 /* linux/arch/arm/mach-s3c2410/mach-bast.c
   2  *
   3  * Copyright 2003-2008 Simtec Electronics
   4  *   Ben Dooks <ben@simtec.co.uk>
   5  *
   6  * http://www.simtec.co.uk/products/EB2410ITX/
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11 */
  12
  13 #include <linux/kernel.h>
  14 #include <linux/types.h>
  15 #include <linux/interrupt.h>
  16 #include <linux/list.h>
  17 #include <linux/timer.h>
  18 #include <linux/init.h>
  19 #include <linux/gpio.h>
  20 #include <linux/sysdev.h>
  21 #include <linux/serial_core.h>
  22 #include <linux/platform_device.h>
  23 #include <linux/dm9000.h>
  24 #include <linux/ata_platform.h>
  25 #include <linux/i2c.h>
  26 #include <linux/io.h>
  27
  28 #include <net/ax88796.h>
  29
  30 #include <asm/mach/arch.h>
  31 #include <asm/mach/map.h>
  32 #include <asm/mach/irq.h>
  33
  34 #include <mach/bast-map.h>
  35 #include <mach/bast-irq.h>
  36 #include <mach/bast-cpld.h>
  37
  38 #include <mach/hardware.h>
  39 #include <asm/irq.h>
  40 #include <asm/mach-types.h>
  41
  42 //#include <asm/debug-ll.h>
  43 #include <plat/regs-serial.h>
  44 #include <mach/regs-gpio.h>
  45 #include <mach/regs-mem.h>
  46 #include <mach/regs-lcd.h>
  47
  48 #include <plat/hwmon.h>
  49 #include <plat/nand.h>
  50 #include <plat/iic.h>
  51 #include <mach/fb.h>
  52
  53 #include <linux/mtd/mtd.h>
  54 #include <linux/mtd/nand.h>
  55 #include <linux/mtd/nand_ecc.h>
  56 #include <linux/mtd/partitions.h>
  57
  58 #include <linux/serial_8250.h>
  59
  60 #include <plat/clock.h>
  61 #include <plat/devs.h>
  62 #include <plat/cpu.h>
  63 #include <plat/cpu-freq.h>
  64 #include <plat/audio-simtec.h>
  65
  66 #include "usb-simtec.h"
  67 #include "nor-simtec.h"
  68
  69 #define COPYRIGHT ", Copyright 2004-2008 Simtec Electronics"
  70
  71 /* macros for virtual address mods for the io space entries */
  72 #define VA_C5(item) ((unsigned long)(item) + BAST_VAM_CS5)
  73 #define VA_C4(item) ((unsigned long)(item) + BAST_VAM_CS4)
  74 #define VA_C3(item) ((unsigned long)(item) + BAST_VAM_CS3)
  75 #define VA_C2(item) ((unsigned long)(item) + BAST_VAM_CS2)
  76
  77 /* macros to modify the physical addresses for io space */
  78
  79 #define PA_CS2(item) (__phys_to_pfn((item) + S3C2410_CS2))
  80 #define PA_CS3(item) (__phys_to_pfn((item) + S3C2410_CS3))
  81 #define PA_CS4(item) (__phys_to_pfn((item) + S3C2410_CS4))
  82 #define PA_CS5(item) (__phys_to_pfn((item) + S3C2410_CS5))
  83
  84 static struct map_desc bast_iodesc[] __initdata = {
  85   /* ISA IO areas */
  86   {
  87           .virtual      = (u32)S3C24XX_VA_ISA_BYTE,
  88           .pfn          = PA_CS2(BAST_PA_ISAIO),
  89           .length       = SZ_16M,
  90           .type         = MT_DEVICE,
  91   }, {
  92           .virtual      = (u32)S3C24XX_VA_ISA_WORD,
  93           .pfn          = PA_CS3(BAST_PA_ISAIO),
  94           .length       = SZ_16M,
  95           .type         = MT_DEVICE,
  96   },
  97   /* bast CPLD control registers, and external interrupt controls */
  98   {
  99           .virtual      = (u32)BAST_VA_CTRL1,
 100           .pfn          = __phys_to_pfn(BAST_PA_CTRL1),
 101           .length       = SZ_1M,
 102           .type         = MT_DEVICE,
 103   }, {
 104           .virtual      = (u32)BAST_VA_CTRL2,
 105           .pfn          = __phys_to_pfn(BAST_PA_CTRL2),
 106           .length       = SZ_1M,
 107           .type         = MT_DEVICE,
 108   }, {
 109           .virtual      = (u32)BAST_VA_CTRL3,
 110           .pfn          = __phys_to_pfn(BAST_PA_CTRL3),
 111           .length       = SZ_1M,
 112           .type         = MT_DEVICE,
 113   }, {
 114           .virtual      = (u32)BAST_VA_CTRL4,
 115           .pfn          = __phys_to_pfn(BAST_PA_CTRL4),
 116           .length       = SZ_1M,
 117           .type         = MT_DEVICE,
 118   },
 119   /* PC104 IRQ mux */
 120   {
 121           .virtual      = (u32)BAST_VA_PC104_IRQREQ,
 122           .pfn          = __phys_to_pfn(BAST_PA_PC104_IRQREQ),
 123           .length       = SZ_1M,
 124           .type         = MT_DEVICE,
 125   }, {
 126           .virtual      = (u32)BAST_VA_PC104_IRQRAW,
 127           .pfn          = __phys_to_pfn(BAST_PA_PC104_IRQRAW),
 128           .length       = SZ_1M,
 129           .type         = MT_DEVICE,
 130   }, {
 131           .virtual      = (u32)BAST_VA_PC104_IRQMASK,
 132           .pfn          = __phys_to_pfn(BAST_PA_PC104_IRQMASK),
 133           .length       = SZ_1M,
 134           .type         = MT_DEVICE,
 135   },
 136
 137   /* peripheral space... one for each of fast/slow/byte/16bit */
 138   /* note, ide is only decoded in word space, even though some registers
 139    * are only 8bit */
 140
 141   /* slow, byte */
 142   { VA_C2(BAST_VA_ISAIO),   PA_CS2(BAST_PA_ISAIO),    SZ_16M, MT_DEVICE },
 143   { VA_C2(BAST_VA_ISAMEM),  PA_CS2(BAST_PA_ISAMEM),   SZ_16M, MT_DEVICE },
 144   { VA_C2(BAST_VA_SUPERIO), PA_CS2(BAST_PA_SUPERIO),  SZ_1M,  MT_DEVICE },
 145
 146   /* slow, word */
 147   { VA_C3(BAST_VA_ISAIO),   PA_CS3(BAST_PA_ISAIO),    SZ_16M, MT_DEVICE },
 148   { VA_C3(BAST_VA_ISAMEM),  PA_CS3(BAST_PA_ISAMEM),   SZ_16M, MT_DEVICE },
 149   { VA_C3(BAST_VA_SUPERIO), PA_CS3(BAST_PA_SUPERIO),  SZ_1M,  MT_DEVICE },
 150
 151   /* fast, byte */
 152   { VA_C4(BAST_VA_ISAIO),   PA_CS4(BAST_PA_ISAIO),    SZ_16M, MT_DEVICE },
 153   { VA_C4(BAST_VA_ISAMEM),  PA_CS4(BAST_PA_ISAMEM),   SZ_16M, MT_DEVICE },
 154   { VA_C4(BAST_VA_SUPERIO), PA_CS4(BAST_PA_SUPERIO),  SZ_1M,  MT_DEVICE },
 155
 156   /* fast, word */
 157   { VA_C5(BAST_VA_ISAIO),   PA_CS5(BAST_PA_ISAIO),    SZ_16M, MT_DEVICE },
 158   { VA_C5(BAST_VA_ISAMEM),  PA_CS5(BAST_PA_ISAMEM),   SZ_16M, MT_DEVICE },
 159   { VA_C5(BAST_VA_SUPERIO), PA_CS5(BAST_PA_SUPERIO),  SZ_1M,  MT_DEVICE },
 160 };
 161
 162 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
 163 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
 164 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
 165
 166 static struct s3c24xx_uart_clksrc bast_serial_clocks[] = {
 167         [0] = {
 168                 .name           = "uclk",
 169                 .divisor        = 1,
 170                 .min_baud       = 0,
 171                 .max_baud       = 0,
 172         },
 173         [1] = {
 174                 .name           = "pclk",
 175                 .divisor        = 1,
 176                 .min_baud       = 0,
 177                 .max_baud       = 0,
 178         }
 179 };
 180
 181
 182 static struct s3c2410_uartcfg bast_uartcfgs[] __initdata = {
 183         [0] = {
 184                 .hwport      = 0,
 185                 .flags       = 0,
 186                 .ucon        = UCON,
 187                 .ulcon       = ULCON,
 188                 .ufcon       = UFCON,
 189                 .clocks      = bast_serial_clocks,
 190                 .clocks_size = ARRAY_SIZE(bast_serial_clocks),
 191         },
 192         [1] = {
 193                 .hwport      = 1,
 194                 .flags       = 0,
 195                 .ucon        = UCON,
 196                 .ulcon       = ULCON,
 197                 .ufcon       = UFCON,
 198                 .clocks      = bast_serial_clocks,
 199                 .clocks_size = ARRAY_SIZE(bast_serial_clocks),
 200         },
 201         /* port 2 is not actually used */
 202         [2] = {
 203                 .hwport      = 2,
 204                 .flags       = 0,
 205                 .ucon        = UCON,
 206                 .ulcon       = ULCON,
 207                 .ufcon       = UFCON,
 208                 .clocks      = bast_serial_clocks,
 209                 .clocks_size = ARRAY_SIZE(bast_serial_clocks),
 210         }
 211 };
 212
 213 /* NAND Flash on BAST board */
 214
 215 #ifdef CONFIG_PM
 216 static int bast_pm_suspend(struct sys_device *sd, pm_message_t state)
 217 {
 218         /* ensure that an nRESET is not generated on resume. */
 219         s3c2410_gpio_setpin(S3C2410_GPA(21), 1);
 220         s3c2410_gpio_cfgpin(S3C2410_GPA(21), S3C2410_GPIO_OUTPUT);
 221
 222         return 0;
 223 }
 224
 225 static int bast_pm_resume(struct sys_device *sd)
 226 {
 227         s3c2410_gpio_cfgpin(S3C2410_GPA(21), S3C2410_GPA21_nRSTOUT);
 228         return 0;
 229 }
 230
 231 #else
 232 #define bast_pm_suspend NULL
 233 #define bast_pm_resume NULL
 234 #endif
 235
 236 static struct sysdev_class bast_pm_sysclass = {
 237         .name           = "mach-bast",
 238         .suspend        = bast_pm_suspend,
 239         .resume         = bast_pm_resume,
 240 };
 241
 242 static struct sys_device bast_pm_sysdev = {
 243         .cls            = &bast_pm_sysclass,
 244 };
 245
 246 static int smartmedia_map[] = { 0 };
 247 static int chip0_map[] = { 1 };
 248 static int chip1_map[] = { 2 };
 249 static int chip2_map[] = { 3 };
 250
 251 static struct mtd_partition __initdata bast_default_nand_part[] = {
 252         [0] = {
 253                 .name   = "Boot Agent",
 254                 .size   = SZ_16K,
 255                 .offset = 0,
 256         },
 257         [1] = {
 258                 .name   = "/boot",
 259                 .size   = SZ_4M - SZ_16K,
 260                 .offset = SZ_16K,
 261         },
 262         [2] = {
 263                 .name   = "user",
 264                 .offset = SZ_4M,
 265                 .size   = MTDPART_SIZ_FULL,
 266         }
 267 };
 268
 269 /* the bast has 4 selectable slots for nand-flash, the three
 270  * on-board chip areas, as well as the external SmartMedia
 271  * slot.
 272  *
 273  * Note, there is no current hot-plug support for the SmartMedia
 274  * socket.
 275 */
 276
 277 static struct s3c2410_nand_set __initdata bast_nand_sets[] = {
 278         [0] = {
 279                 .name           = "SmartMedia",
 280                 .nr_chips       = 1,
 281                 .nr_map         = smartmedia_map,
 282                 .options        = NAND_SCAN_SILENT_NODEV,
 283                 .nr_partitions  = ARRAY_SIZE(bast_default_nand_part),
 284                 .partitions     = bast_default_nand_part,
 285         },
 286         [1] = {
 287                 .name           = "chip0",
 288                 .nr_chips       = 1,
 289                 .nr_map         = chip0_map,
 290                 .nr_partitions  = ARRAY_SIZE(bast_default_nand_part),
 291                 .partitions     = bast_default_nand_part,
 292         },
 293         [2] = {
 294                 .name           = "chip1",
 295                 .nr_chips       = 1,
 296                 .nr_map         = chip1_map,
 297                 .options        = NAND_SCAN_SILENT_NODEV,
 298                 .nr_partitions  = ARRAY_SIZE(bast_default_nand_part),
 299                 .partitions     = bast_default_nand_part,
 300         },
 301         [3] = {
 302                 .name           = "chip2",
 303                 .nr_chips       = 1,
 304                 .nr_map         = chip2_map,
 305                 .options        = NAND_SCAN_SILENT_NODEV,
 306                 .nr_partitions  = ARRAY_SIZE(bast_default_nand_part),
 307                 .partitions     = bast_default_nand_part,
 308         }
 309 };
 310
 311 static void bast_nand_select(struct s3c2410_nand_set *set, int slot)
 312 {
 313         unsigned int tmp;
 314
 315         slot = set->nr_map[slot] & 3;
 316
 317         pr_debug("bast_nand: selecting slot %d (set %p,%p)\n",
 318                  slot, set, set->nr_map);
 319
 320         tmp = __raw_readb(BAST_VA_CTRL2);
 321         tmp &= BAST_CPLD_CTLR2_IDERST;
 322         tmp |= slot;
 323         tmp |= BAST_CPLD_CTRL2_WNAND;
 324
 325         pr_debug("bast_nand: ctrl2 now %02x\n", tmp);
 326
 327         __raw_writeb(tmp, BAST_VA_CTRL2);
 328 }
 329
 330 static struct s3c2410_platform_nand __initdata bast_nand_info = {
 331         .tacls          = 30,
 332         .twrph0         = 60,
 333         .twrph1         = 60,
 334         .nr_sets        = ARRAY_SIZE(bast_nand_sets),
 335         .sets           = bast_nand_sets,
 336         .select_chip    = bast_nand_select,
 337 };
 338
 339 /* DM9000 */
 340
 341 static struct resource bast_dm9k_resource[] = {
 342         [0] = {
 343                 .start = S3C2410_CS5 + BAST_PA_DM9000,
 344                 .end   = S3C2410_CS5 + BAST_PA_DM9000 + 3,
 345                 .flags = IORESOURCE_MEM,
 346         },
 347         [1] = {
 348                 .start = S3C2410_CS5 + BAST_PA_DM9000 + 0x40,
 349                 .end   = S3C2410_CS5 + BAST_PA_DM9000 + 0x40 + 0x3f,
 350                 .flags = IORESOURCE_MEM,
 351         },
 352         [2] = {
 353                 .start = IRQ_DM9000,
 354                 .end   = IRQ_DM9000,
 355                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 356         }
 357
 358 };
 359
 360 /* for the moment we limit ourselves to 16bit IO until some
 361  * better IO routines can be written and tested
 362 */
 363
 364 static struct dm9000_plat_data bast_dm9k_platdata = {
 365         .flags          = DM9000_PLATF_16BITONLY,
 366 };
 367
 368 static struct platform_device bast_device_dm9k = {
 369         .name           = "dm9000",
 370         .id             = 0,
 371         .num_resources  = ARRAY_SIZE(bast_dm9k_resource),
 372         .resource       = bast_dm9k_resource,
 373         .dev            = {
 374                 .platform_data = &bast_dm9k_platdata,
 375         }
 376 };
 377
 378 /* serial devices */
 379
 380 #define SERIAL_BASE  (S3C2410_CS2 + BAST_PA_SUPERIO)
 381 #define SERIAL_FLAGS (UPF_BOOT_AUTOCONF | UPF_IOREMAP | UPF_SHARE_IRQ)
 382 #define SERIAL_CLK   (1843200)
 383
 384 static struct plat_serial8250_port bast_sio_data[] = {
 385         [0] = {
 386                 .mapbase        = SERIAL_BASE + 0x2f8,
 387                 .irq            = IRQ_PCSERIAL1,
 388                 .flags          = SERIAL_FLAGS,
 389                 .iotype         = UPIO_MEM,
 390                 .regshift       = 0,
 391                 .uartclk        = SERIAL_CLK,
 392         },
 393         [1] = {
 394                 .mapbase        = SERIAL_BASE + 0x3f8,
 395                 .irq            = IRQ_PCSERIAL2,
 396                 .flags          = SERIAL_FLAGS,
 397                 .iotype         = UPIO_MEM,
 398                 .regshift       = 0,
 399                 .uartclk        = SERIAL_CLK,
 400         },
 401         { }
 402 };
 403
 404 static struct platform_device bast_sio = {
 405         .name                   = "serial8250",
 406         .id                     = PLAT8250_DEV_PLATFORM,
 407         .dev                    = {
 408                 .platform_data  = &bast_sio_data,
 409         },
 410 };
 411
 412 /* we have devices on the bus which cannot work much over the
 413  * standard 100KHz i2c bus frequency
 414 */
 415
 416 static struct s3c2410_platform_i2c __initdata bast_i2c_info = {
 417         .flags          = 0,
 418         .slave_addr     = 0x10,
 419         .frequency      = 100*1000,
 420 };
 421
 422 /* Asix AX88796 10/100 ethernet controller */
 423
 424 static struct ax_plat_data bast_asix_platdata = {
 425         .flags          = AXFLG_MAC_FROMDEV,
 426         .wordlength     = 2,
 427         .dcr_val        = 0x48,
 428         .rcr_val        = 0x40,
 429 };
 430
 431 static struct resource bast_asix_resource[] = {
 432         [0] = {
 433                 .start = S3C2410_CS5 + BAST_PA_ASIXNET,
 434                 .end   = S3C2410_CS5 + BAST_PA_ASIXNET + (0x18 * 0x20) - 1,
 435                 .flags = IORESOURCE_MEM,
 436         },
 437         [1] = {
 438                 .start = S3C2410_CS5 + BAST_PA_ASIXNET + (0x1f * 0x20),
 439                 .end   = S3C2410_CS5 + BAST_PA_ASIXNET + (0x1f * 0x20),
 440                 .flags = IORESOURCE_MEM,
 441         },
 442         [2] = {
 443                 .start = IRQ_ASIX,
 444                 .end   = IRQ_ASIX,
 445                 .flags = IORESOURCE_IRQ
 446         }
 447 };
 448
 449 static struct platform_device bast_device_asix = {
 450         .name           = "ax88796",
 451         .id             = 0,
 452         .num_resources  = ARRAY_SIZE(bast_asix_resource),
 453         .resource       = bast_asix_resource,
 454         .dev            = {
 455                 .platform_data = &bast_asix_platdata
 456         }
 457 };
 458
 459 /* Asix AX88796 10/100 ethernet controller parallel port */
 460
 461 static struct resource bast_asixpp_resource[] = {
 462         [0] = {
 463                 .start = S3C2410_CS5 + BAST_PA_ASIXNET + (0x18 * 0x20),
 464                 .end   = S3C2410_CS5 + BAST_PA_ASIXNET + (0x1b * 0x20) - 1,
 465                 .flags = IORESOURCE_MEM,
 466         }
 467 };
 468
 469 static struct platform_device bast_device_axpp = {
 470         .name           = "ax88796-pp",
 471         .id             = 0,
 472         .num_resources  = ARRAY_SIZE(bast_asixpp_resource),
 473         .resource       = bast_asixpp_resource,
 474 };
 475
 476 /* LCD/VGA controller */
 477
 478 static struct s3c2410fb_display __initdata bast_lcd_info[] = {
 479         {
 480                 .type           = S3C2410_LCDCON1_TFT,
 481                 .width          = 640,
 482                 .height         = 480,
 483
 484                 .pixclock       = 33333,
 485                 .xres           = 640,
 486                 .yres           = 480,
 487                 .bpp            = 4,
 488                 .left_margin    = 40,
 489                 .right_margin   = 20,
 490                 .hsync_len      = 88,
 491                 .upper_margin   = 30,
 492                 .lower_margin   = 32,
 493                 .vsync_len      = 3,
 494
 495                 .lcdcon5        = 0x00014b02,
 496         },
 497         {
 498                 .type           = S3C2410_LCDCON1_TFT,
 499                 .width          = 640,
 500                 .height         = 480,
 501
 502                 .pixclock       = 33333,
 503                 .xres           = 640,
 504                 .yres           = 480,
 505                 .bpp            = 8,
 506                 .left_margin    = 40,
 507                 .right_margin   = 20,
 508                 .hsync_len      = 88,
 509                 .upper_margin   = 30,
 510                 .lower_margin   = 32,
 511                 .vsync_len      = 3,
 512
 513                 .lcdcon5        = 0x00014b02,
 514         },
 515         {
 516                 .type           = S3C2410_LCDCON1_TFT,
 517                 .width          = 640,
 518                 .height         = 480,
 519
 520                 .pixclock       = 33333,
 521                 .xres           = 640,
 522                 .yres           = 480,
 523                 .bpp            = 16,
 524                 .left_margin    = 40,
 525                 .right_margin   = 20,
 526                 .hsync_len      = 88,
 527                 .upper_margin   = 30,
 528                 .lower_margin   = 32,
 529                 .vsync_len      = 3,
 530
 531                 .lcdcon5        = 0x00014b02,
 532         },
 533 };
 534
 535 /* LCD/VGA controller */
 536
 537 static struct s3c2410fb_mach_info __initdata bast_fb_info = {
 538
 539         .displays = bast_lcd_info,
 540         .num_displays = ARRAY_SIZE(bast_lcd_info),
 541         .default_display = 1,
 542 };
 543
 544 /* I2C devices fitted. */
 545
 546 static struct i2c_board_info bast_i2c_devs[] __initdata = {
 547         {
 548                 I2C_BOARD_INFO("tlv320aic23", 0x1a),
 549         }, {
 550                 I2C_BOARD_INFO("simtec-pmu", 0x6b),
 551         }, {
 552                 I2C_BOARD_INFO("ch7013", 0x75),
 553         },
 554 };
 555
 556 static struct s3c_hwmon_pdata bast_hwmon_info = {
 557         /* LCD contrast (0-6.6V) */
 558         .in[0] = &(struct s3c_hwmon_chcfg) {
 559                 .name           = "lcd-contrast",
 560                 .mult           = 3300,
 561                 .div            = 512,
 562         },
 563         /* LED current feedback */
 564         .in[1] = &(struct s3c_hwmon_chcfg) {
 565                 .name           = "led-feedback",
 566                 .mult           = 3300,
 567                 .div            = 1024,
 568         },
 569         /* LCD feedback (0-6.6V) */
 570         .in[2] = &(struct s3c_hwmon_chcfg) {
 571                 .name           = "lcd-feedback",
 572                 .mult           = 3300,
 573                 .div            = 512,
 574         },
 575         /* Vcore (1.8-2.0V), Vref 3.3V  */
 576         .in[3] = &(struct s3c_hwmon_chcfg) {
 577                 .name           = "vcore",
 578                 .mult           = 3300,
 579                 .div            = 1024,
 580         },
 581 };
 582
 583 /* Standard BAST devices */
 584 // cat /sys/devices/platform/s3c24xx-adc/s3c-hwmon/in_0
 585
 586 static struct platform_device *bast_devices[] __initdata = {
 587         &s3c_device_ohci,
 588         &s3c_device_lcd,
 589         &s3c_device_wdt,
 590         &s3c_device_i2c0,
 591         &s3c_device_rtc,
 592         &s3c_device_nand,
 593         &s3c_device_adc,
 594         &s3c_device_hwmon,
 595         &bast_device_dm9k,
 596         &bast_device_asix,
 597         &bast_device_axpp,
 598         &bast_sio,
 599 };
 600
 601 static struct clk *bast_clocks[] __initdata = {
 602         &s3c24xx_dclk0,
 603         &s3c24xx_dclk1,
 604         &s3c24xx_clkout0,
 605         &s3c24xx_clkout1,
 606         &s3c24xx_uclk,
 607 };
 608
 609 static struct s3c_cpufreq_board __initdata bast_cpufreq = {
 610         .refresh        = 7800, /* 7.8usec */
 611         .auto_io        = 1,
 612         .need_io        = 1,
 613 };
 614
 615 static struct s3c24xx_audio_simtec_pdata __initdata bast_audio = {
 616         .have_mic       = 1,
 617         .have_lout      = 1,
 618 };
 619
 620 static void __init bast_map_io(void)
 621 {
 622         /* initialise the clocks */
 623
 624         s3c24xx_dclk0.parent = &clk_upll;
 625         s3c24xx_dclk0.rate   = 12*1000*1000;
 626
 627         s3c24xx_dclk1.parent = &clk_upll;
 628         s3c24xx_dclk1.rate   = 24*1000*1000;
 629
 630         s3c24xx_clkout0.parent  = &s3c24xx_dclk0;
 631         s3c24xx_clkout1.parent  = &s3c24xx_dclk1;
 632
 633         s3c24xx_uclk.parent  = &s3c24xx_clkout1;
 634
 635         s3c24xx_register_clocks(bast_clocks, ARRAY_SIZE(bast_clocks));
 636
 637         s3c_device_hwmon.dev.platform_data = &bast_hwmon_info;
 638
 639         s3c24xx_init_io(bast_iodesc, ARRAY_SIZE(bast_iodesc));
 640         s3c24xx_init_clocks(0);
 641         s3c24xx_init_uarts(bast_uartcfgs, ARRAY_SIZE(bast_uartcfgs));
 642 }
 643
 644 static void __init bast_init(void)
 645 {
 646         sysdev_class_register(&bast_pm_sysclass);
 647         sysdev_register(&bast_pm_sysdev);
 648
 649         s3c_i2c0_set_platdata(&bast_i2c_info);
 650         s3c_nand_set_platdata(&bast_nand_info);
 651         s3c24xx_fb_set_platdata(&bast_fb_info);
 652         platform_add_devices(bast_devices, ARRAY_SIZE(bast_devices));
 653
 654         i2c_register_board_info(0, bast_i2c_devs,
 655                                 ARRAY_SIZE(bast_i2c_devs));
 656
 657         usb_simtec_init();
 658         nor_simtec_init();
 659         simtec_audio_add(NULL, true, &bast_audio);
 660
 661         s3c_cpufreq_setboard(&bast_cpufreq);
 662 }
 663
 664 MACHINE_START(BAST, "Simtec-BAST")
 665         /* Maintainer: Ben Dooks <ben@simtec.co.uk> */
 666         .phys_io        = S3C2410_PA_UART,
 667         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
 668         .boot_params    = S3C2410_SDRAM_PA + 0x100,
 669         .map_io         = bast_map_io,
 670         .init_irq       = s3c24xx_init_irq,
 671         .init_machine   = bast_init,
 672         .timer          = &s3c24xx_timer,
 673 MACHINE_END