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 #include <asm/arch/imx-regs.h>
  25
  26 /*
  27  * KARO TX25 board - SoC Configuration
  28  */
  29 #define CONFIG_MX25
  30 #define CONFIG_MX25_CLK32               32000   /* OSC32K frequency */
  31 #define CONFIG_SYS_HZ                   1000
  32
  33 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* 256 kB for U-Boot */
  34
  35 #define CONFIG_SPL
  36 #define CONFIG_SPL_TARGET               "u-boot-with-spl.bin"
  37 #define CONFIG_SPL_LDSCRIPT             "arch/$(ARCH)/cpu/u-boot-spl.lds"
  38 #define CONFIG_SPL_MAX_SIZE             2048
  39 #define CONFIG_SPL_NAND_SUPPORT
  40 #define CONFIG_SPL_LIBGENERIC_SUPPORT
  41
  42 #define CONFIG_SPL_TEXT_BASE            0x810c0000
  43 #define CONFIG_SYS_TEXT_BASE            0x81200000
  44
  45 #ifndef MACH_TYPE_TX25
  46 #define MACH_TYPE_TX25  2177
  47 #endif
  48
  49 #define CONFIG_MACH_TYPE MACH_TYPE_TX25
  50
  51 #ifdef CONFIG_SPL_BUILD
  52 /* Start copying real U-boot from the second page */
  53 #define CONFIG_SYS_NAND_U_BOOT_OFFS     CONFIG_SPL_PAD_TO
  54 #define CONFIG_SYS_NAND_U_BOOT_SIZE     0x30000
  55
  56 #define CONFIG_SYS_NAND_U_BOOT_DST      CONFIG_SYS_TEXT_BASE
  57 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_NAND_U_BOOT_DST
  58
  59 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
  60 #define CONFIG_SYS_NAND_OOBSIZE         64
  61 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128 * 1024)
  62 #define CONFIG_SYS_NAND_PAGE_COUNT      64
  63 #define CONFIG_SYS_NAND_SIZE            (128 * 1024 * 1024)
  64 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   0
  65 #else
  66 #define CONFIG_SKIP_LOWLEVEL_INIT
  67 #endif
  68
  69 #define CONFIG_DISPLAY_CPUINFO
  70
  71 #define CONFIG_CMDLINE_TAG                      /* enable passing of ATAGs */
  72 #define CONFIG_SETUP_MEMORY_TAGS
  73 #define CONFIG_INITRD_TAG
  74
  75 /*
  76  * Memory Info
  77  */
  78 /* malloc() len */
  79 #define CONFIG_SYS_MALLOC_LEN           (1 << 20)       /* 1 MiB */
  80 /*
  81  * Board has 2 32MB banks of DRAM but there is a bug when using
  82  * both so only the first is configured
  83  */
  84 #define CONFIG_NR_DRAM_BANKS    1
  85
  86 #define PHYS_SDRAM_1            0x80000000
  87 #define PHYS_SDRAM_1_SIZE       0x02000000
  88 #if (CONFIG_NR_DRAM_BANKS == 2)
  89 #define PHYS_SDRAM_2            0x90000000
  90 #define PHYS_SDRAM_2_SIZE       0x02000000
  91 #endif
  92 /* 8MB DRAM test */
  93 #define CONFIG_SYS_MEMTEST_START        PHYS_SDRAM_1
  94 #define CONFIG_SYS_MEMTEST_END          (PHYS_SDRAM_1+0x0800000)
  95
  96 /*
  97  * Serial Info
  98  */
  99 #define CONFIG_MXC_UART
 100 #define CONFIG_MXC_UART_BASE    UART1_BASE
 101 #define CONFIG_CONS_INDEX       1       /* use UART0 for console */
 102 #define CONFIG_BAUDRATE         115200  /* Default baud rate */
 103
 104 #define CONFIG_MXC_GPIO
 105
 106 /*
 107  * Flash & Environment
 108  */
 109 /* No NOR flash present */
 110 #define CONFIG_SYS_NO_FLASH
 111 #define CONFIG_ENV_IS_IN_NAND
 112 #define CONFIG_ENV_OFFSET       CONFIG_SYS_MONITOR_LEN
 113 #define CONFIG_ENV_SIZE         (128 * 1024)    /* 128 kB NAND block size */
 114 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
 115
 116 /* NAND */
 117 #define CONFIG_NAND_MXC
 118 #define CONFIG_MXC_NAND_REGS_BASE       (0xBB000000)
 119 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 120 #define CONFIG_SYS_NAND_BASE            (0xBB000000)
 121 #define CONFIG_JFFS2_NAND
 122 #define CONFIG_MXC_NAND_HWECC
 123 #define CONFIG_SYS_NAND_LARGEPAGE
 124
 125 /* U-Boot general configuration */
 126 #define CONFIG_SYS_PROMPT       "=> "   /* Monitor Command Prompt */
 127 #define CONFIG_SYS_CBSIZE       1024    /* Console I/O Buffer Size  */
 128 /* Print buffer sz */
 129 #define CONFIG_SYS_PBSIZE       (CONFIG_SYS_CBSIZE + \
 130                 sizeof(CONFIG_SYS_PROMPT) + 16)
 131 #define CONFIG_SYS_MAXARGS      32      /* max number of command args */
 132 /* Boot Argument Buffer Size */
 133 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
 134 #define CONFIG_CMDLINE_EDITING
 135 #define CONFIG_SYS_LONGHELP
 136
 137 /* U-Boot commands */
 138 #include <config_cmd_default.h>
 139 #define CONFIG_CMD_NAND
 140 #define CONFIG_CMD_CACHE
 141
 142 /*
 143  * Ethernet
 144  */
 145 #define CONFIG_FEC_MXC
 146 #define CONFIG_FEC_MXC_PHYADDR          0x1f
 147 #define CONFIG_MII
 148 #define CONFIG_CMD_NET
 149 #define CONFIG_BOARD_LATE_INIT
 150 #define CONFIG_ENV_OVERWRITE
 151
 152 #define CONFIG_BOOTDELAY        5
 153
 154 #define CONFIG_LOADADDR         0x81000000      /* loadaddr env var */
 155 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
 156
 157 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 158         "netdev=eth0\0"                                                 \
 159         "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
 160                 "nfsroot=${serverip}:${rootpath}\0"                     \
 161         "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
 162         "addip=setenv bootargs ${bootargs} "                            \
 163                 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"      \
 164                 ":${hostname}:${netdev}:off panic=1\0"                  \
 165         "addtty=setenv bootargs ${bootargs}"                            \
 166                 " console=ttymxc0,${baudrate}\0"                        \
 167         "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0"              \
 168         "addmisc=setenv bootargs ${bootargs}\0"                         \
 169         "u-boot=tx25/u-boot.bin\0"                                      \
 170         "kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0"              \
 171         "hostname=tx25\0"                                               \
 172         "bootfile=tx25/uImage\0"                                        \
 173         "rootpath=/opt/eldk/arm\0"                                      \
 174         "net_nfs=tftp ${kernel_addr_r} ${bootfile};"                    \
 175                 "run nfsargs addip addtty addmtd addmisc;"              \
 176                 "bootm\0"                                               \
 177         "bootcmd=run net_nfs\0"                                         \
 178         "load=tftp ${loadaddr} ${u-boot}\0"                             \
 179         "update=nand erase 0 40000;nand write ${loadaddr} 0 40000\0"    \
 180         "upd=run load update\0"                                         \
 181
 182 /* additions for new relocation code, must be added to all boards */
 183 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 184 #define CONFIG_SYS_INIT_SP_ADDR         (IMX_RAM_BASE + IMX_RAM_SIZE)
 185
 186 #endif /* __CONFIG_H */