include/configs/omap3_overo.h

   1 /*
   2  * Configuration settings for the Gumstix Overo board.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of
   7  * the License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  17  * MA 02111-1307 USA
  18  */
  19
  20 #ifndef __CONFIG_H
  21 #define __CONFIG_H
  22
  23 /*
  24  * High Level Configuration Options
  25  */
  26 #define CONFIG_OMAP             1       /* in a TI OMAP core */
  27 #define CONFIG_OMAP34XX         1       /* which is a 34XX */
  28 #define CONFIG_OMAP3_OVERO      1       /* working with overo */
  29
  30 #define CONFIG_SDRC     /* The chip has SDRC controller */
  31
  32 #include <asm/arch/cpu.h>       /* get chip and board defs */
  33 #include <asm/arch/omap3.h>
  34
  35 /*
  36  * Display CPU and Board information
  37  */
  38 #define CONFIG_DISPLAY_CPUINFO          1
  39 #define CONFIG_DISPLAY_BOARDINFO        1
  40
  41 /* Clock Defines */
  42 #define V_OSCK                  26000000        /* Clock output from T2 */
  43 #define V_SCLK                  (V_OSCK >> 1)
  44
  45 #undef CONFIG_USE_IRQ           /* no support for IRQs */
  46 #define CONFIG_MISC_INIT_R
  47
  48 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
  49 #define CONFIG_SETUP_MEMORY_TAGS        1
  50 #define CONFIG_INITRD_TAG               1
  51 #define CONFIG_REVISION_TAG             1
  52
  53 #define CONFIG_OF_LIBFDT                1
  54
  55 /*
  56  * Size of malloc() pool
  57  */
  58 #define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB */
  59                                                 /* Sector */
  60 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + (128 << 10))
  61
  62 /*
  63  * Hardware drivers
  64  */
  65
  66 /*
  67  * NS16550 Configuration
  68  */
  69 #define V_NS16550_CLK                   48000000        /* 48MHz (APLL96/2) */
  70
  71 #define CONFIG_SYS_NS16550
  72 #define CONFIG_SYS_NS16550_SERIAL
  73 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  74 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
  75
  76 /*
  77  * select serial console configuration
  78  */
  79 #define CONFIG_CONS_INDEX               3
  80 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
  81 #define CONFIG_SERIAL3                  3
  82
  83 /* allow to overwrite serial and ethaddr */
  84 #define CONFIG_ENV_OVERWRITE
  85 #define CONFIG_BAUDRATE                 115200
  86 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600, \
  87                                         115200}
  88 #define CONFIG_GENERIC_MMC              1
  89 #define CONFIG_MMC                      1
  90 #define CONFIG_OMAP_HSMMC               1
  91 #define CONFIG_DOS_PARTITION            1
  92
  93 /* commands to include */
  94 #include <config_cmd_default.h>
  95
  96 #define CONFIG_CMD_CACHE
  97 #define CONFIG_CMD_EXT2         /* EXT2 Support                 */
  98 #define CONFIG_CMD_FAT          /* FAT support                  */
  99 #define CONFIG_CMD_JFFS2        /* JFFS2 Support                */
 100
 101 #define CONFIG_CMD_I2C          /* I2C serial bus support       */
 102 #define CONFIG_CMD_MMC          /* MMC support                  */
 103 #define CONFIG_CMD_NAND         /* NAND support                 */
 104
 105 #undef CONFIG_CMD_FLASH         /* flinfo, erase, protect       */
 106 #undef CONFIG_CMD_FPGA          /* FPGA configuration Support   */
 107 #undef CONFIG_CMD_IMI           /* iminfo                       */
 108 #undef CONFIG_CMD_IMLS          /* List all found images        */
 109 #undef CONFIG_CMD_NFS           /* NFS support                  */
 110 #define CONFIG_CMD_NET          /* bootp, tftpboot, rarpboot    */
 111
 112 #define CONFIG_SYS_NO_FLASH
 113 #define CONFIG_HARD_I2C                 1
 114 #define CONFIG_SYS_I2C_SPEED            100000
 115 #define CONFIG_SYS_I2C_SLAVE            1
 116 #define CONFIG_SYS_I2C_BUS              0
 117 #define CONFIG_SYS_I2C_BUS_SELECT       1
 118 #define CONFIG_I2C_MULTI_BUS            1
 119 #define CONFIG_DRIVER_OMAP34XX_I2C      1
 120
 121 /*
 122  * TWL4030
 123  */
 124 #define CONFIG_TWL4030_POWER            1
 125 #define CONFIG_TWL4030_LED              1
 126
 127 /*
 128  * Board NAND Info.
 129  */
 130 #define CONFIG_SYS_NAND_QUIET_TEST      1
 131 #define CONFIG_NAND_OMAP_GPMC
 132 #define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
 133                                                         /* to access nand */
 134 #define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
 135                                                         /* to access nand */
 136                                                         /* at CS0 */
 137 #define GPMC_NAND_ECC_LP_x16_LAYOUT     1
 138
 139 #define CONFIG_SYS_MAX_NAND_DEVICE      1       /* Max number of NAND */
 140                                                 /* devices */
 141 #define CONFIG_JFFS2_NAND
 142 /* nand device jffs2 lives on */
 143 #define CONFIG_JFFS2_DEV                "nand0"
 144 /* start of jffs2 partition */
 145 #define CONFIG_JFFS2_PART_OFFSET        0x680000
 146 #define CONFIG_JFFS2_PART_SIZE          0xf980000       /* size of jffs2 */
 147                                                         /* partition */
 148
 149 /* Environment information */
 150 #define CONFIG_BOOTDELAY                5
 151
 152 #define CONFIG_EXTRA_ENV_SETTINGS \
 153         "loadaddr=0x82000000\0" \
 154         "console=ttyO2,115200n8\0" \
 155         "mpurate=500\0" \
 156         "optargs=\0" \
 157         "vram=12M\0" \
 158         "dvimode=1024x768MR-16@60\0" \
 159         "defaultdisplay=dvi\0" \
 160         "mmcdev=0\0" \
 161         "mmcroot=/dev/mmcblk0p2 rw\0" \
 162         "mmcrootfstype=ext3 rootwait\0" \
 163         "nandroot=ubi0:rootfs ubi.mtd=4\0" \
 164         "nandrootfstype=ubifs\0" \
 165         "mmcargs=setenv bootargs console=${console} " \
 166                 "${optargs} " \
 167                 "mpurate=${mpurate} " \
 168                 "vram=${vram} " \
 169                 "omapfb.mode=dvi:${dvimode} " \
 170                 "omapdss.def_disp=${defaultdisplay} " \
 171                 "root=${mmcroot} " \
 172                 "rootfstype=${mmcrootfstype}\0" \
 173         "nandargs=setenv bootargs console=${console} " \
 174                 "${optargs} " \
 175                 "mpurate=${mpurate} " \
 176                 "vram=${vram} " \
 177                 "omapfb.mode=dvi:${dvimode} " \
 178                 "omapdss.def_disp=${defaultdisplay} " \
 179                 "root=${nandroot} " \
 180                 "rootfstype=${nandrootfstype}\0" \
 181         "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 182         "bootscript=echo Running bootscript from mmc ...; " \
 183                 "source ${loadaddr}\0" \
 184         "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
 185         "mmcboot=echo Booting from mmc ...; " \
 186                 "run mmcargs; " \
 187                 "bootm ${loadaddr}\0" \
 188         "nandboot=echo Booting from nand ...; " \
 189                 "run nandargs; " \
 190                 "nand read ${loadaddr} 280000 400000; " \
 191                 "bootm ${loadaddr}\0" \
 192
 193 #define CONFIG_BOOTCOMMAND \
 194         "if mmc rescan ${mmcdev}; then " \
 195                 "if run loadbootscript; then " \
 196                         "run bootscript; " \
 197                 "else " \
 198                         "if run loaduimage; then " \
 199                                 "run mmcboot; " \
 200                         "else run nandboot; " \
 201                         "fi; " \
 202                 "fi; " \
 203         "else run nandboot; fi"
 204
 205 #define CONFIG_AUTO_COMPLETE    1
 206 /*
 207  * Miscellaneous configurable options
 208  */
 209 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
 210 #define CONFIG_SYS_HUSH_PARSER          /* use "hush" command parser */
 211 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
 212 #define CONFIG_SYS_PROMPT               "Overo # "
 213 #define CONFIG_SYS_CBSIZE               512     /* Console I/O Buffer Size */
 214 /* Print Buffer Size */
 215 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 216                                         sizeof(CONFIG_SYS_PROMPT) + 16)
 217 #define CONFIG_SYS_MAXARGS              16      /* max number of command */
 218                                                 /* args */
 219 /* Boot Argument Buffer Size */
 220 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
 221 /* memtest works on */
 222 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)
 223 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
 224                                         0x01F00000) /* 31MB */
 225
 226 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0) /* default load */
 227                                                                 /* address */
 228 /*
 229  * OMAP3 has 12 GP timers, they can be driven by the system clock
 230  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
 231  * This rate is divided by a local divisor.
 232  */
 233 #define CONFIG_SYS_TIMERBASE            OMAP34XX_GPT2
 234 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
 235 #define CONFIG_SYS_HZ                   1000
 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        (128 << 10)     /* regular stack 128 KiB */
 243
 244 /*-----------------------------------------------------------------------
 245  * Physical Memory Map
 246  */
 247 #define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
 248 #define PHYS_SDRAM_1            OMAP34XX_SDRC_CS0
 249 #define PHYS_SDRAM_1_SIZE       (32 << 20)      /* at least 32 MiB */
 250 #define PHYS_SDRAM_2            OMAP34XX_SDRC_CS1
 251
 252 /*-----------------------------------------------------------------------
 253  * FLASH and environment organization
 254  */
 255
 256 /* **** PISMO SUPPORT *** */
 257
 258 /* Configure the PISMO */
 259 #define PISMO1_NAND_SIZE                GPMC_SIZE_128M
 260 #define PISMO1_ONEN_SIZE                GPMC_SIZE_128M
 261
 262 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
 263
 264 #if defined(CONFIG_CMD_NAND)
 265 #define CONFIG_SYS_FLASH_BASE           PISMO1_NAND_BASE
 266 #endif
 267
 268 /* Monitor at start of flash */
 269 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 270 #define CONFIG_SYS_ONENAND_BASE         ONENAND_MAP
 271
 272 #define CONFIG_ENV_IS_IN_NAND           1
 273 #define ONENAND_ENV_OFFSET              0x240000 /* environment starts here */
 274 #define SMNAND_ENV_OFFSET               0x240000 /* environment starts here */
 275
 276 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
 277 #define CONFIG_ENV_OFFSET               SMNAND_ENV_OFFSET
 278 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
 279
 280 #if defined(CONFIG_CMD_NET)
 281 /*----------------------------------------------------------------------------
 282  * SMSC9211 Ethernet from SMSC9118 family
 283  *----------------------------------------------------------------------------
 284  */
 285
 286 #define CONFIG_SMC911X          1
 287 #define CONFIG_SMC911X_32_BIT
 288 #define CONFIG_SMC911X_BASE     0x2C000000
 289
 290 #endif /* (CONFIG_CMD_NET) */
 291
 292 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 293 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
 294 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
 295 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR + \
 296                                          CONFIG_SYS_INIT_RAM_SIZE - \
 297                                          GENERATED_GBL_DATA_SIZE)
 298
 299 #define CONFIG_SYS_CACHELINE_SIZE       64
 300
 301 #endif                          /* __CONFIG_H */