include/configs/blackstamp.h

   1 /*
   2  * U-Boot - Configuration file for BlackStamp board
   3  * Configuration by Ben Matthews for UR LLE using bf533-stamp.h
   4  * as a template
   5  * See http://blackfin.uclinux.org/gf/project/blackstamp/
   6  */
   7
   8 #ifndef __CONFIG_BLACKSTAMP_H__
   9 #define __CONFIG_BLACKSTAMP_H__
  10
  11 #include <asm/config-pre.h>
  12
  13 /*
  14  * Debugging: Set these options if you're having problems
  15  */
  16 /*
  17  * #define CONFIG_DEBUG_EARLY_SERIAL
  18  * #define DEBUG
  19  * #define CONFIG_DEBUG_DUMP
  20  * #define CONFIG_DEBUG_DUMP_SYMS
  21 */
  22 #define CONFIG_PANIC_HANG 0
  23
  24 /* CPU Options
  25  * Be sure to set the Silicon Revision Correctly
  26  */
  27 #define CONFIG_BFIN_CPU         bf532-0.5
  28 #define CONFIG_BFIN_BOOT_MODE   BFIN_BOOT_SPI_MASTER
  29
  30 /*
  31  * Board settings
  32  */
  33 #define CONFIG_SMC91111 1
  34 #define CONFIG_SMC91111_BASE    0x20300300
  35
  36 /* FLASH/ETHERNET uses the same address range
  37  * Depending on what you have the CPLD doing
  38  * this probably isn't needed
  39  */
  40 #define SHARED_RESOURCES        1
  41
  42 /* Is I2C bit-banged? */
  43
  44 /*
  45  * Clock Settings
  46  *      CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
  47  *      SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
  48  */
  49 /* CONFIG_CLKIN_HZ is any value in Hz                                   */
  50 #define CONFIG_CLKIN_HZ                 25000000
  51 /* CLKIN_HALF controls the DF bit in PLL_CTL      0 = CLKIN             */
  52 /*                                                1 = CLKIN / 2         */
  53 #define CONFIG_CLKIN_HALF               0
  54 /* PLL_BYPASS controls the BYPASS bit in PLL_CTL  0 = do not bypass     */
  55 /*                                                1 = bypass PLL        */
  56 #define CONFIG_PLL_BYPASS               0
  57 /* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL              */
  58 /* Values can range from 0-63 (where 0 means 64)                        */
  59 #define CONFIG_VCO_MULT                 16
  60 /* CCLK_DIV controls the core clock divider                             */
  61 /* Values can be 1, 2, 4, or 8 ONLY                                     */
  62 #define CONFIG_CCLK_DIV                 1
  63 /* SCLK_DIV controls the system clock divider                           */
  64 /* Values can range from 1-15                                           */
  65 #define CONFIG_SCLK_DIV                 3
  66
  67 /*
  68  * Network settings
  69  */
  70
  71 #ifdef CONFIG_SMC91111
  72 #define CONFIG_IPADDR           192.168.0.15
  73 #define CONFIG_NETMASK          255.255.255.0
  74 #define CONFIG_GATEWAYIP        192.168.0.1
  75 #define CONFIG_SERVERIP         192.168.0.2
  76 #define CONFIG_HOSTNAME         blackstamp
  77 #define CONFIG_ROOTPATH         "/checkout/uClinux-dist/romfs"
  78 #define CONFIG_SYS_AUTOLOAD             "no"
  79 #endif
  80
  81 #define CONFIG_ENV_IS_IN_SPI_FLASH
  82 #define CONFIG_ENV_OFFSET       0x40000
  83 #define CONFIG_ENV_SIZE         0x2000
  84 #define CONFIG_ENV_SECT_SIZE    0x40000
  85
  86 /*
  87  * SDRAM settings & memory map
  88  */
  89
  90 #define CONFIG_MEM_SIZE         64      /* 128, 64, 32, 16 */
  91 #define CONFIG_MEM_ADD_WDTH     10      /* 8, 9, 10, 11    */
  92
  93 #define CONFIG_SYS_MONITOR_LEN  (256 << 10)
  94 #define CONFIG_SYS_MALLOC_LEN   (384 << 10)
  95
  96 /*
  97  * Command settings
  98  */
  99
 100 #define CONFIG_SYS_LONGHELP             1
 101 #define CONFIG_CMDLINE_EDITING  1
 102 #define CONFIG_AUTO_COMPLETE    1
 103 #define CONFIG_ENV_OVERWRITE    1
 104
 105 #define CONFIG_CMD_BOOTLDR
 106 #define CONFIG_CMD_CACHE
 107 #define CONFIG_CMD_CPLBINFO
 108 #define CONFIG_CMD_DATE
 109
 110 #define CONFIG_BOOTDELAY     5
 111 #define CONFIG_BOOTCOMMAND   "run ramboot"
 112 #define CONFIG_BOOTARGS \
 113         "root=/dev/mtdblock0 rw " \
 114         "clkin_hz=" __stringify(CONFIG_CLKIN_HZ) " " \
 115         "earlyprintk=" \
 116                 "serial," \
 117                 "uart" __stringify(CONFIG_UART_CONSOLE) "," \
 118                 __stringify(CONFIG_BAUDRATE) " " \
 119         "console=ttyBF0," __stringify(CONFIG_BAUDRATE)
 120
 121 #if defined(CONFIG_CMD_NET)
 122 # if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_BYPASS)
 123 #  define UBOOT_ENV_FILE "u-boot.bin"
 124 # else
 125 #  define UBOOT_ENV_FILE "u-boot.ldr"
 126 # endif
 127 # if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER)
 128 #  ifdef CONFIG_SPI
 129 #   define UBOOT_ENV_UPDATE \
 130                 "eeprom write $(loadaddr) 0x0 $(filesize)"
 131 #  else
 132 #   define UBOOT_ENV_UPDATE \
 133                 "sf probe " __stringify(BFIN_BOOT_SPI_SSEL) ";" \
 134                 "sf erase 0 0x40000;" \
 135                 "sf write $(loadaddr) 0 $(filesize)"
 136 #  endif
 137 # else
 138 #  define UBOOT_ENV_UPDATE \
 139                 "protect off 0x20000000 0x2003FFFF;" \
 140                 "erase 0x20000000 0x2003FFFF;" \
 141                 "cp.b $(loadaddr) 0x20000000 $(filesize)"
 142 # endif
 143 # define NETWORK_ENV_SETTINGS \
 144         "ubootfile=" UBOOT_ENV_FILE "\0" \
 145         "update=" \
 146                 "tftp $(loadaddr) $(ubootfile);" \
 147                 UBOOT_ENV_UPDATE \
 148                 "\0" \
 149         "addip=set bootargs $(bootargs) " \
 150                 "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):" \
 151                    "$(hostname):eth0:off" \
 152                 "\0" \
 153         "ramargs=set bootargs " CONFIG_BOOTARGS "\0" \
 154         "ramboot=" \
 155                 "tftp $(loadaddr) uImage;" \
 156                 "run ramargs;" \
 157                 "run addip;" \
 158                 "bootm" \
 159                 "\0" \
 160         "nfsargs=set bootargs " \
 161                 "root=/dev/nfs rw " \
 162                 "nfsroot=$(serverip):$(rootpath),tcp,nfsvers=3" \
 163                 "\0" \
 164         "nfsboot=" \
 165                 "tftp $(loadaddr) vmImage;" \
 166                 "run nfsargs;" \
 167                 "run addip;" \
 168                 "bootm" \
 169                 "\0"
 170 #else
 171 # define NETWORK_ENV_SETTINGS
 172 #endif
 173
 174 /*
 175  * Console settings
 176  */
 177 #define CONFIG_BAUDRATE         57600
 178 #define CONFIG_LOADS_ECHO       1
 179 #define CONFIG_UART_CONSOLE     0
 180 #define CONFIG_BFIN_SERIAL
 181
 182 /*
 183  * I2C settings
 184  * By default PF2 is used as SDA and PF3 as SCL on the Stamp board
 185  * Located on the expansion connector on pins 86/85
 186  * Note these pins are arbitrarily chosen because we aren't using
 187  * them yet. You can (and probably should) change these values!
 188  */
 189 #ifdef CONFIG_SYS_I2C_SOFT
 190 #define CONFIG_SOFT_I2C_GPIO_SCL GPIO_PF9
 191 #define CONFIG_SOFT_I2C_GPIO_SDA GPIO_PF8
 192 #define CONFIG_SYS_I2C_SOFT_SPEED       50000
 193 #define CONFIG_SYS_I2C_SOFT_SLAVE       0xFE
 194 #endif
 195
 196 /*
 197  * Miscellaneous configurable options
 198  */
 199 #define CONFIG_RTC_BFIN         1
 200
 201 /*
 202  * Serial Flash Infomation
 203  */
 204 #define CONFIG_BFIN_SPI
 205 /* For the M25P64 SCK Should be Kept < 15Mhz */
 206 #define CONFIG_ENV_SPI_MAX_HZ   15000000
 207 #define CONFIG_SF_DEFAULT_SPEED 15000000
 208
 209 /*
 210  * FLASH organization and environment definitions
 211  */
 212
 213 #define CONFIG_EBIU_AMGCTL_VAL          0xFF
 214 #define CONFIG_EBIU_AMBCTL0_VAL         0xBBC3BBC3
 215 #define CONFIG_EBIU_AMBCTL1_VAL         0x99B39983
 216 #define CONFIG_EBIU_SDRRC_VAL           0x268
 217 #define CONFIG_EBIU_SDGCTL_VAL          0x911109
 218
 219 /* Even though Rev C boards have Parallel Flash
 220  * We aren't supporting it. Newer versions of the
 221  * hardware don't support Parallel Flash at all.
 222  */
 223 #define CONFIG_SYS_NO_FLASH
 224 #undef CONFIG_CMD_JFFS2
 225
 226 #endif