1 /* 2 * (C) Copyright 2004 3 * Texas Instruments. 4 * Richard Woodruff <r-woodruff2@ti.com> 5 * Kshitij Gupta <kshitij@ti.com> 6 * 7 * Configuration settings for the 242x TI H4 board. 8 * 9 * See file CREDITS for list of people who contributed to this 10 * project. 11 * 12 * This program is free software; you can redistribute it and/or 13 * modify it under the terms of the GNU General Public License as 14 * published by the Free Software Foundation; either version 2 of 15 * the License, or (at your option) any later version. 16 * 17 * This program is distributed in the hope that it will be useful, 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 * GNU General Public License for more details. 21 * 22 * You should have received a copy of the GNU General Public License 23 * along with this program; if not, write to the Free Software 24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 25 * MA 02111-1307 USA 26 */ 27 28 #ifndef __CONFIG_H 29 #define __CONFIG_H 30 31 /* High Level Configuration Options */ 32 #define CONFIG_ARM1136 1 /* This is an arm1136 CPU core */ 33 #define CONFIG_MX31 1 /* in a mx31 */ 34 #define CONFIG_MX31_HCLK_FREQ 26000000 35 #define CONFIG_MX31_CLK32 32000 36 37 #define CONFIG_DISPLAY_CPUINFO 38 #define CONFIG_DISPLAY_BOARDINFO 39 40 /* Temporarily disabled */ 41 #if 0 42 #define CONFIG_OF_LIBFDT 1 43 #define CONFIG_FIT 1 44 #define CONFIG_FIT_VERBOSE 1 45 #endif 46 47 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 48 #define CONFIG_SETUP_MEMORY_TAGS 1 49 #define CONFIG_INITRD_TAG 1 50 51 /* 52 * Size of malloc() pool 53 */ 54 #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128 * 1024) 55 #define CFG_GBL_DATA_SIZE 128 /* num bytes reserved for initial data */ 56 57 /* 58 * Hardware drivers 59 */ 60 61 #define CONFIG_HARD_I2C 1 62 #define CONFIG_I2C_MXC 1 63 #define CFG_I2C_MX31_PORT2 1 64 #define CFG_I2C_SPEED 100000 65 #define CFG_I2C_SLAVE 0xfe 66 67 #define CONFIG_MX31_UART 1 68 #define CFG_MX31_UART1 1 69 70 /* allow to overwrite serial and ethaddr */ 71 #define CONFIG_ENV_OVERWRITE 72 #define CONFIG_CONS_INDEX 1 73 #define CONFIG_BAUDRATE 115200 74 #define CFG_BAUDRATE_TABLE {9600, 19200, 38400, 57600, 115200} 75 76 /*********************************************************** 77 * Command definition 78 ***********************************************************/ 79 80 #include <config_cmd_default.h> 81 82 #define CONFIG_CMD_PING 83 #define CONFIG_CMD_EEPROM 84 #define CONFIG_CMD_I2C 85 86 #define CONFIG_BOOTDELAY 3 87 88 #define MTDPARTS_DEFAULT \ 89 "mtdparts=physmap-flash.0:128k(uboot)ro,1536k(kernel),-(root)" 90 91 #define CONFIG_NETMASK 255.255.255.0 92 #define CONFIG_IPADDR 192.168.23.168 93 #define CONFIG_SERVERIP 192.168.23.2 94 95 #define CONFIG_EXTRA_ENV_SETTINGS \ 96 "bootargs_base=setenv bootargs console=ttySMX0,115200\0" \ 97 "bootargs_nfs=setenv bootargs $(bootargs) root=/dev/nfs " \ 98 "ip=dhcp nfsroot=$(serverip):$(nfsrootfs),v3,tcp\0" \ 99 "bootargs_flash=setenv bootargs $(bootargs) " \ 100 "root=/dev/mtdblock2 rootfstype=jffs2\0" \ 101 "bootargs_mtd=setenv bootargs $(bootargs) $(mtdparts)\0" \ 102 "bootcmd=run bootcmd_net\0" \ 103 "bootcmd_net=run bootargs_base bootargs_mtd bootargs_nfs; " \ 104 "tftpboot 0x80000000 $(uimage); bootm\0" \ 105 "bootcmd_flash=run bootargs_base bootargs_mtd bootargs_flash; " \ 106 "bootm 0x80000000\0" \ 107 "unlock=yes\0" \ 108 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 109 "prg_uboot=tftpboot 0x80000000 $(uboot); " \ 110 "protect off 0xa0000000 +0x20000; " \ 111 "erase 0xa0000000 +0x20000; " \ 112 "cp.b 0x80000000 0xa0000000 $(filesize)\0" \ 113 "prg_kernel=tftpboot 0x80000000 $(uimage); " \ 114 "erase 0xa0040000 +0x180000; " \ 115 "cp.b 0x80000000 0xa0040000 $(filesize)\0" \ 116 "prg_jffs2=tftpboot 0x80000000 $(jffs2); " \ 117 "erase 0xa01c0000 0xa1ffffff; " \ 118 "cp.b 0x80000000 0xa01c0000 $(filesize)\0" 119 120 #define CONFIG_DRIVER_SMC911X 1 121 #define CONFIG_DRIVER_SMC911X_BASE 0xa8000000 122 123 /* 124 * Miscellaneous configurable options 125 */ 126 #define CFG_LONGHELP /* undef to save memory */ 127 #define CFG_PROMPT "uboot> " 128 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ 129 /* Print Buffer Size */ 130 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) 131 #define CFG_MAXARGS 16 /* max number of command args */ 132 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ 133 134 #define CFG_MEMTEST_START 0 /* memtest works on */ 135 #define CFG_MEMTEST_END 0x10000 136 137 #define CFG_LOAD_ADDR 0 /* default load address */ 138 139 #define CFG_HZ 32000 140 141 #define CONFIG_CMDLINE_EDITING 1 142 143 /*----------------------------------------------------------------------- 144 * Stack sizes 145 * 146 * The stack sizes are set up in start.S using the settings below */ 147 #define CONFIG_STACKSIZE (128 * 1024) /* regular stack */ 148 149 /*----------------------------------------------------------------------- 150 * Physical Memory Map 151 */ 152 #define CONFIG_NR_DRAM_BANKS 1 153 #define PHYS_SDRAM_1 0x80000000 154 #define PHYS_SDRAM_1_SIZE (128 * 1024 * 1024) 155 156 /*----------------------------------------------------------------------- 157 * FLASH and environment organization 158 */ 159 #define CFG_FLASH_BASE 0xa0000000 160 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ 161 #define CFG_MAX_FLASH_SECT 259 /* max number of sectors on one chip */ 162 #define CFG_MONITOR_BASE CFG_FLASH_BASE /* Monitor at beginning of flash */ 163 164 #define CFG_ENV_IS_IN_EEPROM 1 165 #define CFG_ENV_OFFSET 0x00 /* environment starts here */ 166 #define CFG_ENV_SIZE 4096 167 #define CFG_I2C_EEPROM_ADDR 0x52 168 #define CFG_EEPROM_PAGE_WRITE_BITS 5 /* 5 bits = 32 octets */ 169 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* between stop and start */ 170 #define CFG_I2C_EEPROM_ADDR_LEN 2 /* length of byte address */ 171 172 /*----------------------------------------------------------------------- 173 * CFI FLASH driver setup 174 */ 175 #define CFG_FLASH_CFI 1 /* Flash memory is CFI compliant */ 176 #define CFG_FLASH_CFI_DRIVER 1 /* Use drivers/cfi_flash.c */ 177 #define CFG_FLASH_USE_BUFFER_WRITE 1 /* Use buffered writes (~10x faster) */ 178 #define CFG_FLASH_PROTECTION 1 /* Use hardware sector protection */ 179 180 /* timeout values are in ticks */ 181 #define CFG_FLASH_ERASE_TOUT (100*CFG_HZ) /* Timeout for Flash Erase */ 182 #define CFG_FLASH_WRITE_TOUT (100*CFG_HZ) /* Timeout for Flash Write */ 183 184 /* 185 * JFFS2 partitions 186 */ 187 #undef CONFIG_JFFS2_CMDLINE 188 #define CONFIG_JFFS2_DEV "nor0" 189 190 #endif /* __CONFIG_H */ 191