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 #define CONFIG_AT91_LEGACY
  33
  34 /* ARM asynchronous clock */
  35 #define AT91C_MAIN_CLOCK        180000000       /* from 10 MHz crystal */
  36 #define AT91C_MASTER_CLOCK      60000000        /* peripheral clock (AT91C_MASTER_CLOCK / 3) */
  37
  38 #define AT91_SLOW_CLOCK         32768   /* slow clock */
  39
  40 #define CONFIG_ARM920T          1       /* This is an ARM920T Core      */
  41 #define CONFIG_AT91RM9200       1       /* It's an Atmel AT91RM9200 SoC */
  42 /* Only define one of the following, based on board type                */
  43 /* #define      CONFIG_KB9200           1        KwikByte KB9202 board  */
  44 /* #define      CONFIG_KB9201           1        KwikByte KB9202 board  */
  45 #define CONFIG_KB9202           1       /* KwikByte KB9202 board        */
  46
  47 #define CONFIG_KB920x           1       /* Any KB920x board             */
  48 #undef  CONFIG_USE_IRQ                  /* we don't need IRQ/FIQ stuff  */
  49 #define USE_920T_MMU            1
  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
  55 #define CONFIG_SKIP_LOWLEVEL_INIT
  56
  57 #define CONFIG_SYS_LONGHELP
  58
  59 #ifndef roundup
  60 #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
  61 #endif
  62 /*
  63  * Size of malloc() pool
  64  */
  65 #define CONFIG_SYS_MALLOC_LEN   (roundup(CONFIG_ENV_SIZE,4096) + 128*1024)
  66
  67 #define CONFIG_BAUDRATE 115200
  68
  69 /*
  70  * Hardware drivers
  71  */
  72
  73 /* define one of these to choose the DBGU, USART0  or USART1 as console */
  74 #define CONFIG_AT91RM9200_USART
  75 #define CONFIG_DBGU
  76 #undef CONFIG_USART0
  77 #undef CONFIG_USART1
  78
  79 #undef  CONFIG_HWFLOW                   /* don't include RTS/CTS flow control support   */
  80
  81 #undef  CONFIG_MODEM_SUPPORT            /* disable modem initialization stuff */
  82
  83 #define CONFIG_BOOTDELAY        3
  84 #define CONFIG_ENV_OVERWRITE    1
  85
  86
  87 /*
  88  * BOOTP options
  89  */
  90 #define CONFIG_BOOTP_BOOTFILESIZE
  91 #define CONFIG_BOOTP_BOOTPATH
  92 #define CONFIG_BOOTP_GATEWAY
  93 #define CONFIG_BOOTP_HOSTNAME
  94
  95
  96 /*
  97  * Command line configuration.
  98  */
  99 #include <config_cmd_default.h>
 100
 101 #define CONFIG_CMD_I2C
 102 #define CONFIG_CMD_PING
 103 #define CONFIG_CMD_DHCP
 104
 105 #undef CONFIG_CMD_BDI
 106 #undef CONFIG_CMD_FPGA
 107 #undef CONFIG_CMD_MISC
 108
 109
 110 #define CONFIG_NR_DRAM_BANKS 1
 111 #define PHYS_SDRAM 0x20000000
 112 #define PHYS_SDRAM_SIZE 0x2000000  /* 32 megs */
 113
 114 #define CONFIG_SYS_MEMTEST_START                PHYS_SDRAM
 115 #define CONFIG_SYS_MEMTEST_END                  CONFIG_SYS_MEMTEST_START + PHYS_SDRAM_SIZE - (512*1024)
 116
 117 #define CONFIG_NET_MULTI                1
 118 #ifdef CONFIG_NET_MULTI
 119 #define CONFIG_DRIVER_AT91EMAC          1
 120 #define CONFIG_SYS_RX_ETH_BUFFER        8
 121 #else
 122 #define CONFIG_DRIVER_ETHER             1
 123 #endif
 124 #define CONFIG_NET_RETRY_COUNT          20
 125
 126 #define CONFIG_SYS_FLASH_BASE                   0x10000000
 127
 128 #ifdef CONFIG_KB9202
 129 #define PHYS_FLASH_SIZE                 0x1000000
 130 #else
 131 #define PHYS_FLASH_SIZE                 0x200000
 132 #endif
 133
 134 #define CONFIG_SYS_MAX_FLASH_BANKS              1
 135 #define CONFIG_SYS_MAX_FLASH_SECT               256
 136
 137 #define CONFIG_HARD_I2C
 138
 139 #define CONFIG_ENV_IS_IN_EEPROM
 140
 141 #ifdef CONFIG_KB9202
 142 #define CONFIG_ENV_OFFSET                       0x3E00
 143 #define CONFIG_ENV_SIZE                 0x0200
 144 #else
 145 #define CONFIG_ENV_OFFSET                       0x1000
 146 #define CONFIG_ENV_SIZE                 0x1000
 147 #endif
 148 #define CONFIG_SYS_I2C_EEPROM_ADDR              0x50
 149 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       6
 150 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN          2
 151 #define CONFIG_SYS_I2C_SPEED                    50000
 152 #define CONFIG_SYS_I2C_SLAVE                    0 /* not used */
 153 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10
 154
 155 #define CONFIG_SYS_LOAD_ADDR            0x21000000  /* default load address */
 156
 157 #define CONFIG_SYS_BAUDRATE_TABLE       {115200 , 19200, 38400, 57600, 9600 }
 158
 159 #define CONFIG_SYS_PROMPT               "U-Boot> "      /* Monitor Command Prompt */
 160 #define CONFIG_SYS_CBSIZE               256             /* Console I/O Buffer Size */
 161 #define CONFIG_SYS_MAXARGS              16              /* max number of command args */
 162 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
 163
 164 #define CONFIG_FLASH_CFI_DRIVER
 165 #define CONFIG_SYS_FLASH_CFI
 166
 167 #ifndef __ASSEMBLY__
 168 /*-----------------------------------------------------------------------
 169  * Board specific extension for bd_info
 170  *
 171  * This structure is embedded in the global bd_info (bd_t) structure
 172  * and can be used by the board specific code (eg board/...)
 173  */
 174
 175 struct bd_info_ext {
 176         /* helper variable for board environment handling
 177          *
 178          * env_crc_valid == 0    =>   uninitialised
 179          * env_crc_valid  > 0    =>   environment crc in flash is valid
 180          * env_crc_valid  < 0    =>   environment crc in flash is invalid
 181          */
 182         int env_crc_valid;
 183 };
 184 #endif
 185
 186 #define CONFIG_SYS_HZ 1000
 187 #define CONFIG_SYS_HZ_CLOCK AT91C_MASTER_CLOCK/2        /* AT91C_TC0_CMR is implicitly set to */
 188                                         /* AT91C_TC_TIMER_DIV1_CLOCK */
 189
 190 #define CONFIG_STACKSIZE        (32*1024)       /* regular stack */
 191
 192 #ifdef CONFIG_USE_IRQ
 193 #error CONFIG_USE_IRQ not supported
 194 #endif
 195
 196 #endif