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_ARM926EJS /* arm926ejs CPU core */ 29#define CONFIG_MX25 30#define CONFIG_TX25 31#define CONFIG_MX25_CLK32 32000 /* OSC32K frequency */ 32#define CONFIG_SYS_HZ 1000 33 34#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 kB for U-Boot */ 35 36/* NAND BOOT is the only boot method */ 37#define CONFIG_NAND_U_BOOT 38 39#ifdef CONFIG_NAND_SPL 40/* Start copying real U-boot from the second page */ 41#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x800 42#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x30000 43/* Load U-Boot to this address */ 44#define CONFIG_SYS_NAND_U_BOOT_DST 0x81f00000 45#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_NAND_U_BOOT_DST 46 47#define CONFIG_SYS_NAND_PAGE_SIZE 2048 48#define CONFIG_SYS_NAND_SPARE_SIZE 64 49#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) 50#define CONFIG_SYS_NAND_PAGE_COUNT 64 51#define CONFIG_SYS_NAND_SIZE (128 * 1024 * 1024) 52#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0 53#else 54#define CONFIG_SKIP_LOWLEVEL_INIT 55#define CONFIG_SKIP_RELOCATE_UBOOT 56#endif 57 58#define CONFIG_DISPLAY_CPUINFO 59 60#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 61#define CONFIG_SETUP_MEMORY_TAGS 1 62#define CONFIG_INITRD_TAG 1 63 64/* 65 * Memory Info 66 */ 67/* malloc() len */ 68#define CONFIG_SYS_MALLOC_LEN (1 << 20) /* 1 MiB */ 69/* reserved for initial data */ 70#define CONFIG_SYS_GBL_DATA_SIZE 128 71/* 72 * Board has 2 32MB banks of DRAM but there is a bug when using 73 * both so only the first is configured 74 */ 75#define CONFIG_NR_DRAM_BANKS 1 76 77#define PHYS_SDRAM_1 0x80000000 78#define PHYS_SDRAM_1_SIZE 0x02000000 79#if (CONFIG_NR_DRAM_BANKS == 2) 80#define PHYS_SDRAM_2 0x90000000 81#define PHYS_SDRAM_2_SIZE 0x02000000 82#endif 83/* 8MB DRAM test */ 84#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 85#define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1+0x0800000) 86#define CONFIG_STACKSIZE (256 * 1024) /* regular stack */ 87 88/* 89 * Serial Info 90 */ 91#define CONFIG_MXC_UART 1 92#define CONFIG_SYS_MX25_UART1 1 93#define CONFIG_CONS_INDEX 1 /* use UART0 for console */ 94#define CONFIG_BAUDRATE 115200 /* Default baud rate */ 95#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 96 97/* 98 * Flash & Environment 99 */ 100/* No NOR flash present */ 101#define CONFIG_SYS_NO_FLASH 1 102#define CONFIG_ENV_IS_IN_NAND 103#define CONFIG_ENV_OFFSET CONFIG_SYS_MONITOR_LEN 104#define CONFIG_ENV_SIZE (128 * 1024) /* 128 kB NAND block size */ 105#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 106 107/* NAND */ 108#define CONFIG_NAND_MXC 109#define CONFIG_NAND_MXC_V1_1 110#define CONFIG_MXC_NAND_REGS_BASE (0xBB000000) 111#define CONFIG_SYS_MAX_NAND_DEVICE 1 112#define CONFIG_SYS_NAND_BASE (0xBB000000) 113#define CONFIG_JFFS2_NAND 114#define CONFIG_MXC_NAND_HWECC 115#define CONFIG_SYS_NAND_LARGEPAGE 116 117#define CONFIG_SYS_64BIT_VSPRINTF 118 119/* U-Boot general configuration */ 120#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ 121#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 122/* Print buffer sz */ 123#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 124 sizeof(CONFIG_SYS_PROMPT) + 16) 125#define CONFIG_SYS_MAXARGS 32 /* max number of command args */ 126/* Boot Argument Buffer Size */ 127#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 128#define CONFIG_CMDLINE_EDITING 129#define CONFIG_SYS_LONGHELP 130 131/* U-Boot commands */ 132#include <config_cmd_default.h> 133#define CONFIG_CMD_NAND 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_NET_MULTI 143#define BOARD_LATE_INIT 144#define CONFIG_ENV_OVERWRITE 145 146#define CONFIG_BOOTDELAY 5 147 148#define CONFIG_LOADADDR 0x81000000 /* loadaddr env var */ 149#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 150 151#define xstr(s) str(s) 152#define str(s) #s 153 154#define CONFIG_EXTRA_ENV_SETTINGS \ 155 "netdev=eth0\0" \ 156 "nfsargs=setenv bootargs root=/dev/nfs rw " \ 157 "nfsroot=${serverip}:${rootpath}\0" \ 158 "ramargs=setenv bootargs root=/dev/ram rw\0" \ 159 "addip=setenv bootargs ${bootargs} " \ 160 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ 161 ":${hostname}:${netdev}:off panic=1\0" \ 162 "addtty=setenv bootargs ${bootargs}" \ 163 " console=ttymxc0,${baudrate}\0" \ 164 "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \ 165 "addmisc=setenv bootargs ${bootargs}\0" \ 166 "u-boot=tx25/u-boot.bin\0" \ 167 "kernel_addr_r=" xstr(CONFIG_LOADADDR) "\0" \ 168 "hostname=tx25\0" \ 169 "bootfile=tx25/uImage\0" \ 170 "rootpath=/opt/eldk/arm\0" \ 171 "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \ 172 "run nfsargs addip addtty addmtd addmisc;" \ 173 "bootm\0" \ 174 "bootcmd=run net_nfs\0" \ 175 "load=tftp ${loadaddr} ${u-boot}\0" \ 176 "update=nand erase 0 40000;nand write ${loadaddr} 0 40000\0" \ 177 "upd=run load update\0" \ 178 179#endif /* __CONFIG_H */ 180