include/configs/omap3_beagle.h

   1 /*
   2  * (C) Copyright 2006-2008
   3  * Texas Instruments.
   4  * Richard Woodruff <r-woodruff2@ti.com>
   5  * Syed Mohammed Khasim <x0khasim@ti.com>
   6  *
   7  * Configuration settings for the TI OMAP3530 Beagle board.
   8  *
   9  * See file CREDITS for list of people who contributed to this
  10  * project.
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License as
  14  * published by the Free Software Foundation; either version 2 of
  15  * the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  25  * MA 02111-1307 USA
  26  */
  27
  28 #ifndef __CONFIG_H
  29 #define __CONFIG_H
  30 #include <asm/sizes.h>
  31
  32 /*
  33  * High Level Configuration Options
  34  */
  35 #define CONFIG_ARMCORTEXA8      1       /* This is an ARM V7 CPU core */
  36 #define CONFIG_OMAP             1       /* in a TI OMAP core */
  37 #define CONFIG_OMAP34XX         1       /* which is a 34XX */
  38 #define CONFIG_OMAP3430         1       /* which is in a 3430 */
  39 #define CONFIG_OMAP3_BEAGLE     1       /* working with BEAGLE */
  40
  41 #include <asm/arch/cpu.h>               /* get chip and board defs */
  42 #include <asm/arch/omap3.h>
  43
  44 /* Clock Defines */
  45 #define V_OSCK                  26000000        /* Clock output from T2 */
  46 #define V_SCLK                  (V_OSCK >> 1)
  47
  48 #undef CONFIG_USE_IRQ                           /* no support for IRQs */
  49 #define CONFIG_MISC_INIT_R
  50
  51 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
  52 #define CONFIG_SETUP_MEMORY_TAGS        1
  53 #define CONFIG_INITRD_TAG               1
  54 #define CONFIG_REVISION_TAG             1
  55
  56 /*
  57  * Size of malloc() pool
  58  */
  59 #define CONFIG_ENV_SIZE                 SZ_128K /* Total Size Environment */
  60                                                 /* Sector */
  61 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + SZ_128K)
  62 #define CONFIG_SYS_GBL_DATA_SIZE        128     /* bytes reserved for */
  63                                                 /* initial data */
  64
  65 /*
  66  * Hardware drivers
  67  */
  68
  69 /*
  70  * NS16550 Configuration
  71  */
  72 #define V_NS16550_CLK                   48000000        /* 48MHz (APLL96/2) */
  73
  74 #define CONFIG_SYS_NS16550
  75 #define CONFIG_SYS_NS16550_SERIAL
  76 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  77 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
  78
  79 /*
  80  * select serial console configuration
  81  */
  82 #define CONFIG_CONS_INDEX               3
  83 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
  84 #define CONFIG_SERIAL3                  3       /* UART3 on Beagle Rev 2 */
  85
  86 /* allow to overwrite serial and ethaddr */
  87 #define CONFIG_ENV_OVERWRITE
  88 #define CONFIG_BAUDRATE                 115200
  89 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
  90                                         115200}
  91 #define CONFIG_MMC                      1
  92 #define CONFIG_OMAP3_MMC                1
  93 #define CONFIG_DOS_PARTITION            1
  94
  95 /* commands to include */
  96 #include <config_cmd_default.h>
  97
  98 #define CONFIG_CMD_EXT2         /* EXT2 Support                 */
  99 #define CONFIG_CMD_FAT          /* FAT support                  */
 100 #define CONFIG_CMD_JFFS2        /* JFFS2 Support                */
 101 #define CONFIG_CMD_MTDPARTS     /* Enable MTD parts commands */
 102 #define MTDIDS_DEFAULT                  "nand0=nand"
 103 #define MTDPARTS_DEFAULT                "mtdparts=nand:512k(x-loader),"\
 104                                         "1920k(u-boot),128k(u-boot-env),"\
 105                                         "4m(kernel),-(fs)"
 106
 107 #define CONFIG_CMD_I2C          /* I2C serial bus support       */
 108 #define CONFIG_CMD_MMC          /* MMC support                  */
 109 #define CONFIG_CMD_NAND         /* NAND support                 */
 110
 111 #undef CONFIG_CMD_FLASH         /* flinfo, erase, protect       */
 112 #undef CONFIG_CMD_FPGA          /* FPGA configuration Support   */
 113 #undef CONFIG_CMD_IMI           /* iminfo                       */
 114 #undef CONFIG_CMD_IMLS          /* List all found images        */
 115 #undef CONFIG_CMD_NET           /* bootp, tftpboot, rarpboot    */
 116 #undef CONFIG_CMD_NFS           /* NFS support                  */
 117
 118 #define CONFIG_SYS_NO_FLASH
 119 #define CONFIG_SYS_I2C_SPEED            100000
 120 #define CONFIG_SYS_I2C_SLAVE            1
 121 #define CONFIG_SYS_I2C_BUS              0
 122 #define CONFIG_SYS_I2C_BUS_SELECT       1
 123 #define CONFIG_DRIVER_OMAP34XX_I2C      1
 124
 125 /*
 126  * Board NAND Info.
 127  */
 128 #define CONFIG_NAND_OMAP_GPMC
 129 #define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
 130                                                         /* to access nand */
 131 #define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
 132                                                         /* to access nand at */
 133                                                         /* CS0 */
 134 #define GPMC_NAND_ECC_LP_x16_LAYOUT     1
 135
 136 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of NAND */
 137                                                         /* devices */
 138 #define SECTORSIZE                      512
 139
 140 #define NAND_ALLOW_ERASE_ALL
 141 #define ADDR_COLUMN                     1
 142 #define ADDR_PAGE                       2
 143 #define ADDR_COLUMN_PAGE                3
 144
 145 #define NAND_ChipID_UNKNOWN             0x00
 146 #define NAND_MAX_FLOORS                 1
 147 #define NAND_MAX_CHIPS                  1
 148 #define NAND_NO_RB                      1
 149 #define CONFIG_SYS_NAND_WP
 150
 151 #define CONFIG_JFFS2_NAND
 152 /* nand device jffs2 lives on */
 153 #define CONFIG_JFFS2_DEV                "nand0"
 154 /* start of jffs2 partition */
 155 #define CONFIG_JFFS2_PART_OFFSET        0x680000
 156 #define CONFIG_JFFS2_PART_SIZE          0xf980000       /* size of jffs2 */
 157                                                         /* partition */
 158
 159 /* Environment information */
 160 #define CONFIG_BOOTDELAY                10
 161
 162 #define CONFIG_EXTRA_ENV_SETTINGS \
 163         "loadaddr=0x82000000\0" \
 164         "console=ttyS2,115200n8\0" \
 165         "videomode=1024x768@60,vxres=1024,vyres=768\0" \
 166         "videospec=omapfb:vram:2M,vram:4M\0" \
 167         "mmcargs=setenv bootargs console=${console} " \
 168                 "video=${videospec},mode:${videomode} " \
 169                 "root=/dev/mmcblk0p2 rw " \
 170                 "rootfstype=ext3 rootwait\0" \
 171         "nandargs=setenv bootargs console=${console} " \
 172                 "video=${videospec},mode:${videomode} " \
 173                 "root=/dev/mtdblock4 rw " \
 174                 "rootfstype=jffs2\0" \
 175         "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
 176         "bootscript=echo Running bootscript from mmc ...; " \
 177                 "autoscr ${loadaddr}\0" \
 178         "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
 179         "mmcboot=echo Booting from mmc ...; " \
 180                 "run mmcargs; " \
 181                 "bootm ${loadaddr}\0" \
 182         "nandboot=echo Booting from nand ...; " \
 183                 "run nandargs; " \
 184                 "nand read ${loadaddr} 280000 400000; " \
 185                 "bootm ${loadaddr}\0" \
 186
 187 #define CONFIG_BOOTCOMMAND \
 188         "if mmcinit; then " \
 189                 "if run loadbootscript; then " \
 190                         "run bootscript; " \
 191                 "else " \
 192                         "if run loaduimage; then " \
 193                                 "run mmcboot; " \
 194                         "else run nandboot; " \
 195                         "fi; " \
 196                 "fi; " \
 197         "else run nandboot; fi"
 198
 199 #define CONFIG_AUTO_COMPLETE            1
 200 /*
 201  * Miscellaneous configurable options
 202  */
 203 #define V_PROMPT                        "OMAP3 beagleboard.org # "
 204
 205 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
 206 #define CONFIG_SYS_HUSH_PARSER          /* use "hush" command parser */
 207 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
 208 #define CONFIG_SYS_PROMPT               V_PROMPT
 209 #define CONFIG_SYS_CBSIZE               256     /* Console I/O Buffer Size */
 210 /* Print Buffer Size */
 211 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 212                                         sizeof(CONFIG_SYS_PROMPT) + 16)
 213 #define CONFIG_SYS_MAXARGS              16      /* max number of command args */
 214 /* Boot Argument Buffer Size */
 215 #define CONFIG_SYS_BARGSIZE             (CONFIG_SYS_CBSIZE)
 216
 217 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)     /* memtest */
 218                                                                 /* works on */
 219 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
 220                                         0x01F00000) /* 31MB */
 221
 222 #undef  CONFIG_SYS_CLKS_IN_HZ           /* everything, incl board info, in Hz */
 223
 224 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0)     /* default */
 225                                                         /* load address */
 226
 227 /*
 228  * 2430 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by
 229  * 32KHz clk, or from external sig. This rate is divided by a local divisor.
 230  */
 231 #define V_PVT                           7
 232
 233 #define CONFIG_SYS_TIMERBASE            (OMAP34XX_GPT2)
 234 #define CONFIG_SYS_PVT                  V_PVT   /* 2^(pvt+1) */
 235 #define CONFIG_SYS_HZ                   ((V_SCLK) / (2 << CONFIG_SYS_PVT))
 236
 237 /*-----------------------------------------------------------------------
 238  * Stack sizes
 239  *
 240  * The stack sizes are set up in start.S using the settings below
 241  */
 242 #define CONFIG_STACKSIZE        SZ_128K /* regular stack */
 243 #ifdef CONFIG_USE_IRQ
 244 #define CONFIG_STACKSIZE_IRQ    SZ_4K   /* IRQ stack */
 245 #define CONFIG_STACKSIZE_FIQ    SZ_4K   /* FIQ stack */
 246 #endif
 247
 248 /*-----------------------------------------------------------------------
 249  * Physical Memory Map
 250  */
 251 #define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
 252 #define PHYS_SDRAM_1            OMAP34XX_SDRC_CS0
 253 #define PHYS_SDRAM_1_SIZE       SZ_32M  /* at least 32 meg */
 254 #define PHYS_SDRAM_2            OMAP34XX_SDRC_CS1
 255
 256 /* SDRAM Bank Allocation method */
 257 #define SDRC_R_B_C              1
 258
 259 /*-----------------------------------------------------------------------
 260  * FLASH and environment organization
 261  */
 262
 263 /* **** PISMO SUPPORT *** */
 264
 265 /* Configure the PISMO */
 266 #define PISMO1_NAND_SIZE                GPMC_SIZE_128M
 267 #define PISMO1_ONEN_SIZE                GPMC_SIZE_128M
 268
 269 #define CONFIG_SYS_MAX_FLASH_SECT       520     /* max number of sectors on */
 270                                                 /* one chip */
 271 #define CONFIG_SYS_MAX_FLASH_BANKS      2       /* max number of flash banks */
 272 #define CONFIG_SYS_MONITOR_LEN          SZ_256K /* Reserve 2 sectors */
 273
 274 #define CONFIG_SYS_FLASH_BASE           boot_flash_base
 275
 276 /* Monitor at start of flash */
 277 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 278 #define CONFIG_SYS_ONENAND_BASE         ONENAND_MAP
 279
 280 #define CONFIG_ENV_IS_IN_NAND           1
 281 #define ONENAND_ENV_OFFSET              0x260000 /* environment starts here */
 282 #define SMNAND_ENV_OFFSET               0x260000 /* environment starts here */
 283
 284 #define CONFIG_SYS_ENV_SECT_SIZE        boot_flash_sec
 285 #define CONFIG_ENV_OFFSET               boot_flash_off
 286 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
 287
 288 /*-----------------------------------------------------------------------
 289  * CFI FLASH driver setup
 290  */
 291 /* timeout values are in ticks */
 292 #define CONFIG_SYS_FLASH_ERASE_TOUT     (100 * CONFIG_SYS_HZ)
 293 #define CONFIG_SYS_FLASH_WRITE_TOUT     (100 * CONFIG_SYS_HZ)
 294
 295 /* Flash banks JFFS2 should use */
 296 #define CONFIG_SYS_MAX_MTD_BANKS        (CONFIG_SYS_MAX_FLASH_BANKS + \
 297                                         CONFIG_SYS_MAX_NAND_DEVICE)
 298 #define CONFIG_SYS_JFFS2_MEM_NAND
 299 /* use flash_info[2] */
 300 #define CONFIG_SYS_JFFS2_FIRST_BANK     CONFIG_SYS_MAX_FLASH_BANKS
 301 #define CONFIG_SYS_JFFS2_NUM_BANKS      1
 302
 303 #ifndef __ASSEMBLY__
 304 extern gpmc_csx_t *nand_cs_base;
 305 extern gpmc_t *gpmc_cfg_base;
 306 extern unsigned int boot_flash_base;
 307 extern volatile unsigned int boot_flash_env_addr;
 308 extern unsigned int boot_flash_off;
 309 extern unsigned int boot_flash_sec;
 310 extern unsigned int boot_flash_type;
 311 #endif
 312
 313
 314 #define WRITE_NAND_COMMAND(d, adr)\
 315                         writel(d, &nand_cs_base->nand_cmd)
 316 #define WRITE_NAND_ADDRESS(d, adr)\
 317                         writel(d, &nand_cs_base->nand_adr)
 318 #define WRITE_NAND(d, adr) writew(d, &nand_cs_base->nand_dat)
 319 #define READ_NAND(adr) readl(&nand_cs_base->nand_dat)
 320
 321 /* Other NAND Access APIs */
 322 #define NAND_WP_OFF() do {readl(&gpmc_cfg_base->config) |= GPMC_CONFIG_WP; } \
 323                         while (0)
 324 #define NAND_WP_ON() do {readl(&gpmc_cfg_base->config) &= ~GPMC_CONFIG_WP; } \
 325                         while (0)
 326 #define NAND_DISABLE_CE(nand)
 327 #define NAND_ENABLE_CE(nand)
 328 #define NAND_WAIT_READY(nand)   udelay(10)
 329
 330 #endif /* __CONFIG_H */