include/configs/kb9202.h

   1 /*
   2  * Rick Bronson <rick@efn.org>
   3  *
   4  * Configuation settings for the AT91RM9200DK board.
   5  *
   6  * See file CREDITS for list of people who contributed to this
   7  * project.
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22  * MA 02111-1307 USA
  23  */
  24
  25 /*
  26  * Adatped for KwikByte KB920x board from at91rm9200dk.h: 22APR2005
  27  */
  28
  29 #ifndef __CONFIG_H
  30 #define __CONFIG_H
  31
  32 /* ARM asynchronous clock */
  33 #define AT91C_MAIN_CLOCK        180000000       /* from 10 MHz crystal */
  34 #define AT91C_MASTER_CLOCK      60000000        /* peripheral clock (AT91C_MASTER_CLOCK / 3) */
  35
  36 #define AT91_SLOW_CLOCK         32768   /* slow clock */
  37
  38 #define CONFIG_ARM920T          1       /* This is an ARM920T Core      */
  39 #define CONFIG_AT91RM9200       1       /* It's an Atmel AT91RM9200 SoC */
  40 /* Only define one of the following, based on board type                */
  41 /* #define      CONFIG_KB9200           1        KwikByte KB9202 board  */
  42 /* #define      CONFIG_KB9201           1        KwikByte KB9202 board  */
  43 #define CONFIG_KB9202           1       /* KwikByte KB9202 board        */
  44
  45 #define CONFIG_KB920x           1       /* Any KB920x board             */
  46 #undef  CONFIG_USE_IRQ                  /* we don't need IRQ/FIQ stuff  */
  47 #define USE_920T_MMU            1
  48
  49 #define CONFIG_CMDLINE_TAG      1       /* enable passing of ATAGs      */
  50 #define CONFIG_SETUP_MEMORY_TAGS 1
  51 #define CONFIG_INITRD_TAG       1
  52
  53 #define CONFIG_SKIP_LOWLEVEL_INIT
  54
  55 #define CFG_LONGHELP
  56
  57 #ifndef roundup
  58 #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
  59 #endif
  60 /*
  61  * Size of malloc() pool
  62  */
  63 #define CFG_MALLOC_LEN  (roundup(CONFIG_ENV_SIZE,4096) + 128*1024)
  64 #define CFG_GBL_DATA_SIZE       128     /* size in bytes reserved for initial data */
  65
  66 #define CONFIG_BAUDRATE 115200
  67
  68 /*
  69  * Hardware drivers
  70  */
  71
  72 /* define one of these to choose the DBGU, USART0  or USART1 as console */
  73 #define CONFIG_DBGU
  74 #undef CONFIG_USART0
  75 #undef CONFIG_USART1
  76
  77 #undef  CONFIG_HWFLOW                   /* don't include RTS/CTS flow control support   */
  78
  79 #undef  CONFIG_MODEM_SUPPORT            /* disable modem initialization stuff */
  80
  81 #define CONFIG_BOOTDELAY        3
  82 #define CONFIG_ENV_OVERWRITE    1
  83
  84
  85 /*
  86  * BOOTP options
  87  */
  88 #define CONFIG_BOOTP_BOOTFILESIZE
  89 #define CONFIG_BOOTP_BOOTPATH
  90 #define CONFIG_BOOTP_GATEWAY
  91 #define CONFIG_BOOTP_HOSTNAME
  92
  93
  94 /*
  95  * Command line configuration.
  96  */
  97 #include <config_cmd_default.h>
  98
  99 #define CONFIG_CMD_I2C
 100 #define CONFIG_CMD_PING
 101 #define CONFIG_CMD_DHCP
 102
 103 #undef CONFIG_CMD_BDI
 104 #undef CONFIG_CMD_FPGA
 105 #undef CONFIG_CMD_MISC
 106
 107
 108 #define CONFIG_NR_DRAM_BANKS 1
 109 #define PHYS_SDRAM 0x20000000
 110 #define PHYS_SDRAM_SIZE 0x2000000  /* 32 megs */
 111
 112 #define CFG_MEMTEST_START               PHYS_SDRAM
 113 #define CFG_MEMTEST_END                 CFG_MEMTEST_START + PHYS_SDRAM_SIZE - (512*1024)
 114
 115 #define CONFIG_DRIVER_ETHER
 116 #define CONFIG_NET_RETRY_COUNT          20
 117
 118 #define CFG_FLASH_BASE                  0x10000000
 119
 120 #ifdef CONFIG_KB9202
 121 #define PHYS_FLASH_SIZE                 0x1000000
 122 #else
 123 #define PHYS_FLASH_SIZE                 0x200000
 124 #endif
 125
 126 #define CFG_MAX_FLASH_BANKS             1
 127 #define CFG_MAX_FLASH_SECT              256
 128
 129 #define CONFIG_HARD_I2C
 130
 131 #define CONFIG_ENV_IS_IN_EEPROM
 132
 133 #ifdef CONFIG_KB9202
 134 #define CONFIG_ENV_OFFSET                       0x3E00
 135 #define CONFIG_ENV_SIZE                 0x0200
 136 #else
 137 #define CONFIG_ENV_OFFSET                       0x1000
 138 #define CONFIG_ENV_SIZE                 0x1000
 139 #endif
 140 #define CFG_I2C_EEPROM_ADDR             0x50
 141 #define CFG_EEPROM_PAGE_WRITE_BITS      6
 142 #define CFG_I2C_EEPROM_ADDR_LEN         2
 143 #define CFG_I2C_SPEED                   50000
 144 #define CFG_I2C_SLAVE                   0 /* not used */
 145 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS  10
 146
 147 #define CFG_LOAD_ADDR           0x21000000  /* default load address */
 148
 149 #define CFG_BAUDRATE_TABLE      {115200 , 19200, 38400, 57600, 9600 }
 150
 151 #define CFG_PROMPT              "U-Boot> "      /* Monitor Command Prompt */
 152 #define CFG_CBSIZE              256             /* Console I/O Buffer Size */
 153 #define CFG_MAXARGS             16              /* max number of command args */
 154 #define CFG_PBSIZE              (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
 155
 156 #define CONFIG_FLASH_CFI_DRIVER
 157 #define CFG_FLASH_CFI
 158
 159 #ifndef __ASSEMBLY__
 160 /*-----------------------------------------------------------------------
 161  * Board specific extension for bd_info
 162  *
 163  * This structure is embedded in the global bd_info (bd_t) structure
 164  * and can be used by the board specific code (eg board/...)
 165  */
 166
 167 struct bd_info_ext {
 168         /* helper variable for board environment handling
 169          *
 170          * env_crc_valid == 0    =>   uninitialised
 171          * env_crc_valid  > 0    =>   environment crc in flash is valid
 172          * env_crc_valid  < 0    =>   environment crc in flash is invalid
 173          */
 174         int env_crc_valid;
 175 };
 176 #endif
 177
 178 #define CFG_HZ 1000
 179 #define CFG_HZ_CLOCK AT91C_MASTER_CLOCK/2       /* AT91C_TC0_CMR is implicitly set to */
 180                                         /* AT91C_TC_TIMER_DIV1_CLOCK */
 181
 182 #define CONFIG_STACKSIZE        (32*1024)       /* regular stack */
 183
 184 #ifdef CONFIG_USE_IRQ
 185 #error CONFIG_USE_IRQ not supported
 186 #endif
 187
 188 #endif