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.
  17  */
  18
  19 #ifndef __CONFIG_H
  20 #define __CONFIG_H
  21
  22 /*
  23  * High Level Configuration Options
  24  */
  25 #define CONFIG_OMAP                             /* in a TI OMAP core */
  26 #define CONFIG_OMAP34XX                         /* which is a 34XX */
  27 #define CONFIG_OMAP3_OVERO                      /* working with overo */
  28
  29 #define CONFIG_SDRC                             /* The chip has SDRC controller */
  30
  31 #include <asm/arch/cpu.h>                       /* get chip and board defs */
  32 #include <asm/arch/omap3.h>
  33
  34 /*
  35  * Display CPU and Board information
  36  */
  37 #define CONFIG_DISPLAY_CPUINFO
  38 #define CONFIG_DISPLAY_BOARDINFO
  39
  40 /* Clock Defines */
  41 #define V_OSCK                  26000000        /* Clock output from T2 */
  42 #define V_SCLK                  (V_OSCK >> 1)
  43
  44 #undef CONFIG_USE_IRQ                           /* no support for IRQs */
  45 #define CONFIG_MISC_INIT_R
  46
  47 #define CONFIG_CMDLINE_TAG                      /* enable passing of ATAGs */
  48 #define CONFIG_SETUP_MEMORY_TAGS
  49 #define CONFIG_INITRD_TAG
  50 #define CONFIG_REVISION_TAG
  51
  52 #define CONFIG_OF_LIBFDT
  53
  54 /*
  55  * Size of malloc() pool
  56  */
  57 #define CONFIG_ENV_SIZE         (128 << 10)     /* 128 KiB */
  58                                                 /* Sector */
  59 #define CONFIG_SYS_MALLOC_LEN   (CONFIG_ENV_SIZE + (128 << 10))
  60
  61 /*
  62  * Hardware drivers
  63  */
  64
  65 /*
  66  * NS16550 Configuration
  67  */
  68 #define V_NS16550_CLK           48000000        /* 48MHz (APLL96/2) */
  69
  70 #define CONFIG_SYS_NS16550
  71 #define CONFIG_SYS_NS16550_SERIAL
  72 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  73 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
  74
  75 /*
  76  * select serial console configuration
  77  */
  78 #define CONFIG_CONS_INDEX               3
  79 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
  80 #define CONFIG_SERIAL3                  3
  81
  82 /* allow to overwrite serial and ethaddr */
  83 #define CONFIG_ENV_OVERWRITE
  84 #define CONFIG_BAUDRATE                 115200
  85 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600, \
  86                                         115200}
  87 #define CONFIG_GENERIC_MMC
  88 #define CONFIG_MMC
  89 #define CONFIG_OMAP_HSMMC
  90 #define CONFIG_DOS_PARTITION
  91
  92 /* commands to include */
  93 #include <config_cmd_default.h>
  94
  95 #define CONFIG_CMD_CACHE
  96 #define CONFIG_CMD_EXT2         /* EXT2 Support                 */
  97 #define CONFIG_CMD_FAT          /* FAT support                  */
  98 #define CONFIG_CMD_JFFS2        /* JFFS2 Support                */
  99
 100 #define CONFIG_CMD_I2C          /* I2C serial bus support       */
 101 #define CONFIG_CMD_MMC          /* MMC support                  */
 102 #define CONFIG_CMD_NAND         /* NAND support                 */
 103
 104 #undef CONFIG_CMD_FLASH         /* flinfo, erase, protect       */
 105 #undef CONFIG_CMD_FPGA          /* FPGA configuration Support   */
 106 #undef CONFIG_CMD_IMI           /* iminfo                       */
 107 #undef CONFIG_CMD_IMLS          /* List all found images        */
 108 #undef CONFIG_CMD_NFS           /* NFS support                  */
 109 #define CONFIG_CMD_NET          /* bootp, tftpboot, rarpboot    */
 110
 111 #define CONFIG_SYS_NO_FLASH
 112 #define CONFIG_HARD_I2C
 113 #define CONFIG_SYS_I2C_SPEED            100000
 114 #define CONFIG_SYS_I2C_SLAVE            1
 115 #define CONFIG_I2C_MULTI_BUS
 116 #define CONFIG_DRIVER_OMAP34XX_I2C
 117
 118 /*
 119  * TWL4030
 120  */
 121 #define CONFIG_TWL4030_POWER
 122 #define CONFIG_TWL4030_LED
 123
 124 /*
 125  * Board NAND Info.
 126  */
 127 #define CONFIG_SYS_NAND_QUIET_TEST
 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 */
 133                                                         /* at CS0 */
 134 #define GPMC_NAND_ECC_LP_x16_LAYOUT
 135
 136 #define CONFIG_SYS_MAX_NAND_DEVICE      1       /* Max number of NAND */
 137                                                 /* devices */
 138 #define CONFIG_JFFS2_NAND
 139 /* nand device jffs2 lives on */
 140 #define CONFIG_JFFS2_DEV                "nand0"
 141 /* start of jffs2 partition */
 142 #define CONFIG_JFFS2_PART_OFFSET        0x680000
 143 #define CONFIG_JFFS2_PART_SIZE          0xf980000       /* size of jffs2 */
 144                                                         /* partition */
 145
 146 /* Environment information */
 147 #define CONFIG_BOOTDELAY                5
 148
 149 #define CONFIG_EXTRA_ENV_SETTINGS \
 150         "loadaddr=0x82000000\0" \
 151         "console=ttyO2,115200n8\0" \
 152         "mpurate=500\0" \
 153         "optargs=\0" \
 154         "vram=12M\0" \
 155         "dvimode=1024x768MR-16@60\0" \
 156         "defaultdisplay=dvi\0" \
 157         "mmcdev=0\0" \
 158         "mmcroot=/dev/mmcblk0p2 rw\0" \
 159         "mmcrootfstype=ext3 rootwait\0" \
 160         "nandroot=ubi0:rootfs ubi.mtd=4\0" \
 161         "nandrootfstype=ubifs\0" \
 162         "mmcargs=setenv bootargs console=${console} " \
 163                 "${optargs} " \
 164                 "mpurate=${mpurate} " \
 165                 "vram=${vram} " \
 166                 "omapfb.mode=dvi:${dvimode} " \
 167                 "omapdss.def_disp=${defaultdisplay} " \
 168                 "root=${mmcroot} " \
 169                 "rootfstype=${mmcrootfstype}\0" \
 170         "nandargs=setenv bootargs console=${console} " \
 171                 "${optargs} " \
 172                 "mpurate=${mpurate} " \
 173                 "vram=${vram} " \
 174                 "omapfb.mode=dvi:${dvimode} " \
 175                 "omapdss.def_disp=${defaultdisplay} " \
 176                 "root=${nandroot} " \
 177                 "rootfstype=${nandrootfstype}\0" \
 178         "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 179         "bootscript=echo Running bootscript from mmc ...; " \
 180                 "source ${loadaddr}\0" \
 181         "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
 182         "mmcboot=echo Booting from mmc ...; " \
 183                 "run mmcargs; " \
 184                 "bootm ${loadaddr}\0" \
 185         "nandboot=echo Booting from nand ...; " \
 186                 "run nandargs; " \
 187                 "nand read ${loadaddr} 280000 400000; " \
 188                 "bootm ${loadaddr}\0" \
 189
 190 #define CONFIG_BOOTCOMMAND \
 191         "if mmc rescan ${mmcdev}; then " \
 192                 "if run loadbootscript; then " \
 193                         "run bootscript; " \
 194                 "else " \
 195                         "if run loaduimage; then " \
 196                                 "run mmcboot; " \
 197                         "else run nandboot; " \
 198                         "fi; " \
 199                 "fi; " \
 200         "else run nandboot; fi"
 201
 202 #define CONFIG_AUTO_COMPLETE    1
 203 /*
 204  * Miscellaneous configurable options
 205  */
 206 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
 207 #define CONFIG_SYS_HUSH_PARSER          /* use "hush" command parser */
 208 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
 209 #define CONFIG_SYS_PROMPT               "Overo # "
 210 #define CONFIG_SYS_CBSIZE               512     /* Console I/O Buffer Size */
 211 /* Print Buffer Size */
 212 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 213                                         sizeof(CONFIG_SYS_PROMPT) + 16)
 214 #define CONFIG_SYS_MAXARGS              16      /* max number of command */
 215                                                 /* args */
 216 /* Boot Argument Buffer Size */
 217 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
 218 /* memtest works on */
 219 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)
 220 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
 221                                         0x01F00000) /* 31MB */
 222
 223 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0) /* default load */
 224                                                                 /* address */
 225 /*
 226  * OMAP3 has 12 GP timers, they can be driven by the system clock
 227  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
 228  * This rate is divided by a local divisor.
 229  */
 230 #define CONFIG_SYS_TIMERBASE            OMAP34XX_GPT2
 231 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
 232 #define CONFIG_SYS_HZ                   1000
 233
 234 /*-----------------------------------------------------------------------
 235  * Stack sizes
 236  *
 237  * The stack sizes are set up in start.S using the settings below
 238  */
 239 #define CONFIG_STACKSIZE        (128 << 10)     /* regular stack 128 KiB */
 240
 241 /*-----------------------------------------------------------------------
 242  * Physical Memory Map
 243  */
 244 #define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
 245 #define PHYS_SDRAM_1            OMAP34XX_SDRC_CS0
 246 #define PHYS_SDRAM_2            OMAP34XX_SDRC_CS1
 247
 248 /*-----------------------------------------------------------------------
 249  * FLASH and environment organization
 250  */
 251
 252 /* **** PISMO SUPPORT *** */
 253
 254 /* Configure the PISMO */
 255 #define PISMO1_NAND_SIZE                GPMC_SIZE_128M
 256 #define PISMO1_ONEN_SIZE                GPMC_SIZE_128M
 257
 258 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
 259
 260 #if defined(CONFIG_CMD_NAND)
 261 #define CONFIG_SYS_FLASH_BASE           PISMO1_NAND_BASE
 262 #endif
 263
 264 /* Monitor at start of flash */
 265 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 266 #define CONFIG_SYS_ONENAND_BASE         ONENAND_MAP
 267
 268 #define CONFIG_ENV_IS_IN_NAND
 269 #define ONENAND_ENV_OFFSET              0x240000 /* environment starts here */
 270 #define SMNAND_ENV_OFFSET               0x240000 /* environment starts here */
 271
 272 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
 273 #define CONFIG_ENV_OFFSET               SMNAND_ENV_OFFSET
 274 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
 275
 276 #if defined(CONFIG_CMD_NET)
 277 /*----------------------------------------------------------------------------
 278  * SMSC9211 Ethernet from SMSC9118 family
 279  *----------------------------------------------------------------------------
 280  */
 281
 282 #define CONFIG_SMC911X
 283 #define CONFIG_SMC911X_32_BIT
 284 #define CONFIG_SMC911X_BASE             0x2C000000
 285
 286 #endif /* (CONFIG_CMD_NET) */
 287
 288 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 289 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
 290 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
 291 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR + \
 292                                          CONFIG_SYS_INIT_RAM_SIZE - \
 293                                          GENERATED_GBL_DATA_SIZE)
 294
 295 #define CONFIG_SYS_CACHELINE_SIZE       64
 296
 297 #endif                          /* __CONFIG_H */