include/configs/tx25.h

   1 /*
   2  * (C) Copyright 2009 DENX Software Engineering
   3  * Author: John Rigby <jrigby@gmail.com>
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License as
   7  * published by the Free Software Foundation; either version 2 of
   8  * the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  18  * MA 02111-1307 USA
  19  */
  20
  21 #ifndef __CONFIG_H
  22 #define __CONFIG_H
  23
  24
  25 /*
  26  * KARO TX25 board - SoC Configuration
  27  */
  28 #define CONFIG_MX25
  29 #define CONFIG_MX25_CLK32               32000   /* OSC32K frequency */
  30 #define CONFIG_SYS_HZ                   1000
  31
  32 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* 256 kB for U-Boot */
  33
  34 /* NAND BOOT is the only boot method */
  35 #define CONFIG_NAND_U_BOOT
  36
  37 #ifndef MACH_TYPE_TX25
  38 #define MACH_TYPE_TX25  2177
  39 #endif
  40
  41 #define CONFIG_MACH_TYPE MACH_TYPE_TX25
  42
  43 #ifdef CONFIG_NAND_SPL
  44 /* Start copying real U-boot from the second page */
  45 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x800
  46 #define CONFIG_SYS_NAND_U_BOOT_SIZE     0x30000
  47
  48 #define CONFIG_SYS_NAND_U_BOOT_DST      (0x81200000)
  49 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_NAND_U_BOOT_DST
  50
  51 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
  52 #define CONFIG_SYS_NAND_SPARE_SIZE      64
  53 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128 * 1024)
  54 #define CONFIG_SYS_NAND_PAGE_COUNT      64
  55 #define CONFIG_SYS_NAND_SIZE            (128 * 1024 * 1024)
  56 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   0
  57 #else
  58 #define CONFIG_SKIP_LOWLEVEL_INIT
  59 #endif
  60
  61 #define CONFIG_DISPLAY_CPUINFO
  62
  63 #define CONFIG_CMDLINE_TAG                      /* enable passing of ATAGs */
  64 #define CONFIG_SETUP_MEMORY_TAGS
  65 #define CONFIG_INITRD_TAG
  66
  67 /*
  68  * Memory Info
  69  */
  70 /* malloc() len */
  71 #define CONFIG_SYS_MALLOC_LEN           (1 << 20)       /* 1 MiB */
  72 /*
  73  * Board has 2 32MB banks of DRAM but there is a bug when using
  74  * both so only the first is configured
  75  */
  76 #define CONFIG_NR_DRAM_BANKS    1
  77
  78 #define PHYS_SDRAM_1            0x80000000
  79 #define PHYS_SDRAM_1_SIZE       0x02000000
  80 #if (CONFIG_NR_DRAM_BANKS == 2)
  81 #define PHYS_SDRAM_2            0x90000000
  82 #define PHYS_SDRAM_2_SIZE       0x02000000
  83 #endif
  84 /* 8MB DRAM test */
  85 #define CONFIG_SYS_MEMTEST_START        PHYS_SDRAM_1
  86 #define CONFIG_SYS_MEMTEST_END          (PHYS_SDRAM_1+0x0800000)
  87
  88 /*
  89  * Serial Info
  90  */
  91 #define CONFIG_MXC_UART
  92 #define CONFIG_MXC_UART_BASE    UART1_BASE
  93 #define CONFIG_CONS_INDEX       1       /* use UART0 for console */
  94 #define CONFIG_BAUDRATE         115200  /* Default baud rate */
  95
  96 #define CONFIG_MXC_GPIO
  97
  98 /*
  99  * Flash & Environment
 100  */
 101 /* No NOR flash present */
 102 #define CONFIG_SYS_NO_FLASH
 103 #define CONFIG_ENV_IS_IN_NAND
 104 #define CONFIG_ENV_OFFSET       CONFIG_SYS_MONITOR_LEN
 105 #define CONFIG_ENV_SIZE         (128 * 1024)    /* 128 kB NAND block size */
 106 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
 107
 108 /* NAND */
 109 #define CONFIG_NAND_MXC
 110 #define CONFIG_NAND_MXC_V1_1
 111 #define CONFIG_MXC_NAND_REGS_BASE       (0xBB000000)
 112 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 113 #define CONFIG_SYS_NAND_BASE            (0xBB000000)
 114 #define CONFIG_JFFS2_NAND
 115 #define CONFIG_MXC_NAND_HWECC
 116 #define CONFIG_SYS_NAND_LARGEPAGE
 117
 118 /* U-Boot general configuration */
 119 #define CONFIG_SYS_PROMPT       "=> "   /* Monitor Command Prompt */
 120 #define CONFIG_SYS_CBSIZE       1024    /* Console I/O Buffer Size  */
 121 /* Print buffer sz */
 122 #define CONFIG_SYS_PBSIZE       (CONFIG_SYS_CBSIZE + \
 123                 sizeof(CONFIG_SYS_PROMPT) + 16)
 124 #define CONFIG_SYS_MAXARGS      32      /* max number of command args */
 125 /* Boot Argument Buffer Size */
 126 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
 127 #define CONFIG_CMDLINE_EDITING
 128 #define CONFIG_SYS_LONGHELP
 129
 130 /* U-Boot commands */
 131 #include <config_cmd_default.h>
 132 #define CONFIG_CMD_NAND
 133 #define CONFIG_CMD_CACHE
 134
 135 /*
 136  * Ethernet
 137  */
 138 #define CONFIG_FEC_MXC
 139 #define CONFIG_FEC_MXC_PHYADDR          0x1f
 140 #define CONFIG_MII
 141 #define CONFIG_CMD_NET
 142 #define CONFIG_BOARD_LATE_INIT
 143 #define CONFIG_ENV_OVERWRITE
 144
 145 #define CONFIG_BOOTDELAY        5
 146
 147 #define CONFIG_LOADADDR         0x81000000      /* loadaddr env var */
 148 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
 149
 150 #define xstr(s) str(s)
 151 #define str(s)  #s
 152
 153 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 154         "netdev=eth0\0"                                                 \
 155         "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
 156                 "nfsroot=${serverip}:${rootpath}\0"                     \
 157         "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
 158         "addip=setenv bootargs ${bootargs} "                            \
 159                 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"      \
 160                 ":${hostname}:${netdev}:off panic=1\0"                  \
 161         "addtty=setenv bootargs ${bootargs}"                            \
 162                 " console=ttymxc0,${baudrate}\0"                        \
 163         "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0"              \
 164         "addmisc=setenv bootargs ${bootargs}\0"                         \
 165         "u-boot=tx25/u-boot.bin\0"                                      \
 166         "kernel_addr_r=" xstr(CONFIG_LOADADDR) "\0"                     \
 167         "hostname=tx25\0"                                               \
 168         "bootfile=tx25/uImage\0"                                        \
 169         "rootpath=/opt/eldk/arm\0"                                      \
 170         "net_nfs=tftp ${kernel_addr_r} ${bootfile};"                    \
 171                 "run nfsargs addip addtty addmtd addmisc;"              \
 172                 "bootm\0"                                               \
 173         "bootcmd=run net_nfs\0"                                         \
 174         "load=tftp ${loadaddr} ${u-boot}\0"                             \
 175         "update=nand erase 0 40000;nand write ${loadaddr} 0 40000\0"    \
 176         "upd=run load update\0"                                         \
 177
 178 /* additions for new relocation code, must be added to all boards */
 179 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 180 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_SDRAM_BASE + 0x1000 - /* Fix this */ \
 181                                         GENERATED_GBL_DATA_SIZE)
 182
 183 #endif /* __CONFIG_H */