1/* 2 * (C) Copyright 2010 Linaro 3 * Matt Waddel, <matt.waddel@linaro.org> 4 * 5 * Configuration for Versatile Express. Parts were derived from other ARM 6 * configurations. 7 * 8 * See file CREDITS for list of people who contributed to this 9 * project. 10 * 11 * This program is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License as 13 * published by the Free Software Foundation; either version 2 of 14 * the License, or (at your option) any later version. 15 * 16 * This program is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 24 * MA 02111-1307 USA 25 */ 26 27#ifndef __CONFIG_H 28#define __CONFIG_H 29 30/* Board info register */ 31#define SYS_ID 0x10000000 32#define CONFIG_REVISION_TAG 1 33#define CONFIG_SYS_TEXT_BASE 0x60800000 34 35/* High Level Configuration Options */ 36#define CONFIG_ARMV7 1 37 38#define CONFIG_SYS_MEMTEST_START 0x60000000 39#define CONFIG_SYS_MEMTEST_END 0x20000000 40#define CONFIG_SYS_HZ 1000 41 42#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 43#define CONFIG_SETUP_MEMORY_TAGS 1 44#define CONFIG_L2_OFF 1 45#define CONFIG_INITRD_TAG 1 46 47#define CONFIG_OF_LIBFDT 1 48 49/* Size of malloc() pool */ 50#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128 * 1024) 51 52#define SCTL_BASE 0x10001000 53#define VEXPRESS_FLASHPROG_FLVPPEN (1 << 0) 54 55/* SMSC9115 Ethernet from SMSC9118 family */ 56#define CONFIG_NET_MULTI 57#define CONFIG_SMC911X 1 58#define CONFIG_SMC911X_32_BIT 1 59#define CONFIG_SMC911X_BASE 0x4E000000 60 61/* PL011 Serial Configuration */ 62#define CONFIG_PL011_SERIAL 63#define CONFIG_PL011_CLOCK 24000000 64#define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \ 65 (void *)CONFIG_SYS_SERIAL1} 66#define CONFIG_CONS_INDEX 0 67 68#define CONFIG_BAUDRATE 38400 69#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 70#define CONFIG_SYS_SERIAL0 0x10009000 71#define CONFIG_SYS_SERIAL1 0x1000A000 72 73/* Command line configuration */ 74#define CONFIG_CMD_BDI 75#define CONFIG_CMD_DHCP 76#define CONFIG_CMD_ELF 77#define CONFIG_CMD_ENV 78#define CONFIG_CMD_FLASH 79#define CONFIG_CMD_IMI 80#define CONFIG_CMD_MEMORY 81#define CONFIG_CMD_NET 82#define CONFIG_CMD_PING 83#define CONFIG_CMD_SAVEENV 84#define CONFIG_NET_MULTI 85#define CONFIG_CMD_RUN 86 87#define CONFIG_CMD_FAT 88#define CONFIG_DOS_PARTITION 1 89#define CONFIG_MMC 1 90#define CONFIG_CMD_MMC 91#define CONFIG_GENERIC_MMC 92#define CONFIG_ARM_PL180_MMCI 93#define CONFIG_ARM_PL180_MMCI_BASE 0x10005000 94#define CONFIG_SYS_MMC_MAX_BLK_COUNT 127 95#define CONFIG_ARM_PL180_MMCI_CLOCK_FREQ 6250000 96 97/* BOOTP options */ 98#define CONFIG_BOOTP_BOOTFILESIZE 99#define CONFIG_BOOTP_BOOTPATH 100#define CONFIG_BOOTP_GATEWAY 101#define CONFIG_BOOTP_HOSTNAME 102 103/* Miscellaneous configurable options */ 104#undef CONFIG_SYS_CLKS_IN_HZ 105#define CONFIG_SYS_LOAD_ADDR 0x60008000 /* load address */ 106#define LINUX_BOOT_PARAM_ADDR 0x60000200 107#define CONFIG_BOOTDELAY 2 108 109/* Stack sizes are set up in start.S using the settings below */ 110#define CONFIG_STACKSIZE (128 * 1024) /* regular stack */ 111#ifdef CONFIG_USE_IRQ 112#define CONFIG_STACKSIZE_IRQ (4 * 1024) /* IRQ stack */ 113#define CONFIG_STACKSIZE_FIQ (4 * 1024) /* FIQ stack */ 114#endif 115 116/* Physical Memory Map */ 117#define CONFIG_NR_DRAM_BANKS 2 118#define PHYS_SDRAM_1 0x60000000 /* SDRAM Bank #1 */ 119#define PHYS_SDRAM_2 0x80000000 /* SDRAM Bank #1 */ 120#define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */ 121#define PHYS_SDRAM_2_SIZE 0x20000000 /* 512 MB */ 122 123/* additions for new relocation code */ 124#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 125#define CONFIG_SYS_INIT_RAM_SIZE 0x1000 126#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \ 127 CONFIG_SYS_INIT_RAM_SIZE - \ 128 GENERATED_GBL_DATA_SIZE) 129#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET 130 131/* Basic environment settings */ 132#define CONFIG_BOOTCOMMAND "run bootflash;" 133#define CONFIG_EXTRA_ENV_SETTINGS \ 134 "loadaddr=0x80008000\0" \ 135 "initrd=0x61000000\0" \ 136 "kerneladdr=0x44100000\0" \ 137 "initrdaddr=0x44800000\0" \ 138 "maxinitrd=0x1800000\0" \ 139 "console=ttyAMA0,38400n8\0" \ 140 "dram=1024M\0" \ 141 "root=/dev/sda1 rw\0" \ 142 "mtd=armflash:1M@0x800000(uboot),7M@0x1000000(kernel)," \ 143 "24M@0x2000000(initrd)\0" \ 144 "flashargs=setenv bootargs root=${root} console=${console} " \ 145 "mem=${dram} mtdparts=${mtd} mmci.fmax=190000 " \ 146 "devtmpfs.mount=0 vmalloc=256M\0" \ 147 "bootflash=run flashargs; " \ 148 "cp ${initrdaddr} ${initrd} ${maxinitrd}; " \ 149 "bootm ${kerneladdr} ${initrd}\0" 150 151/* FLASH and environment organization */ 152#define PHYS_FLASH_SIZE 0x04000000 /* 64MB */ 153#define CONFIG_SYS_FLASH_CFI 1 154#define CONFIG_FLASH_CFI_DRIVER 1 155#define CONFIG_SYS_FLASH_SIZE 0x04000000 156#define CONFIG_SYS_MAX_FLASH_BANKS 2 157#define CONFIG_SYS_FLASH_BASE0 0x40000000 158#define CONFIG_SYS_FLASH_BASE1 0x44000000 159#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0 160 161/* Timeout values in ticks */ 162#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */ 163#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */ 164 165/* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */ 166#define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */ 167#define FLASH_MAX_SECTOR_SIZE 0x00040000 /* 256 KB sectors */ 168 169/* Room required on the stack for the environment data */ 170#define CONFIG_ENV_SIZE FLASH_MAX_SECTOR_SIZE 171 172/* 173 * Amount of flash used for environment: 174 * We don't know which end has the small erase blocks so we use the penultimate 175 * sector location for the environment 176 */ 177#define CONFIG_ENV_SECT_SIZE FLASH_MAX_SECTOR_SIZE 178#define CONFIG_ENV_OVERWRITE 1 179 180/* Store environment at top of flash */ 181#define CONFIG_ENV_IS_IN_FLASH 1 182#define CONFIG_ENV_OFFSET (PHYS_FLASH_SIZE - \ 183 (2 * CONFIG_ENV_SECT_SIZE)) 184#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE1 + \ 185 CONFIG_ENV_OFFSET) 186#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ 187#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ 188#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE0, \ 189 CONFIG_SYS_FLASH_BASE1 } 190 191/* Monitor Command Prompt */ 192#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 193#define CONFIG_SYS_PROMPT "VExpress# " 194#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 195 sizeof(CONFIG_SYS_PROMPT) + 16) 196#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot args buffer */ 197#define CONFIG_CMD_SOURCE 198#define CONFIG_SYS_LONGHELP 199#define CONFIG_CMDLINE_EDITING 1 200#define CONFIG_SYS_MAXARGS 16 /* max command args */ 201 202#endif 203