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#define CONFIG_SYS_MEMTEST_START 0x60000000 36#define CONFIG_SYS_MEMTEST_END 0x20000000 37#define CONFIG_SYS_HZ 1000 38 39#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 40#define CONFIG_SETUP_MEMORY_TAGS 1 41#define CONFIG_SYS_L2CACHE_OFF 1 42#define CONFIG_INITRD_TAG 1 43 44#define CONFIG_OF_LIBFDT 1 45 46/* Size of malloc() pool */ 47#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128 * 1024) 48 49#define SCTL_BASE 0x10001000 50#define VEXPRESS_FLASHPROG_FLVPPEN (1 << 0) 51 52/* SMSC9115 Ethernet from SMSC9118 family */ 53#define CONFIG_NET_MULTI 54#define CONFIG_SMC911X 1 55#define CONFIG_SMC911X_32_BIT 1 56#define CONFIG_SMC911X_BASE 0x4E000000 57 58/* PL011 Serial Configuration */ 59#define CONFIG_PL011_SERIAL 60#define CONFIG_PL011_CLOCK 24000000 61#define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \ 62 (void *)CONFIG_SYS_SERIAL1} 63#define CONFIG_CONS_INDEX 0 64 65#define CONFIG_BAUDRATE 38400 66#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 67#define CONFIG_SYS_SERIAL0 0x10009000 68#define CONFIG_SYS_SERIAL1 0x1000A000 69 70/* Command line configuration */ 71#define CONFIG_CMD_BDI 72#define CONFIG_CMD_DHCP 73#define CONFIG_CMD_ELF 74#define CONFIG_CMD_ENV 75#define CONFIG_CMD_FLASH 76#define CONFIG_CMD_IMI 77#define CONFIG_CMD_MEMORY 78#define CONFIG_CMD_NET 79#define CONFIG_CMD_PING 80#define CONFIG_CMD_SAVEENV 81#define CONFIG_NET_MULTI 82#define CONFIG_CMD_RUN 83 84#define CONFIG_CMD_FAT 85#define CONFIG_DOS_PARTITION 1 86#define CONFIG_MMC 1 87#define CONFIG_CMD_MMC 88#define CONFIG_GENERIC_MMC 89#define CONFIG_ARM_PL180_MMCI 90#define CONFIG_ARM_PL180_MMCI_BASE 0x10005000 91#define CONFIG_SYS_MMC_MAX_BLK_COUNT 127 92#define CONFIG_ARM_PL180_MMCI_CLOCK_FREQ 6250000 93 94/* BOOTP options */ 95#define CONFIG_BOOTP_BOOTFILESIZE 96#define CONFIG_BOOTP_BOOTPATH 97#define CONFIG_BOOTP_GATEWAY 98#define CONFIG_BOOTP_HOSTNAME 99 100/* Miscellaneous configurable options */ 101#undef CONFIG_SYS_CLKS_IN_HZ 102#define CONFIG_SYS_LOAD_ADDR 0x60008000 /* load address */ 103#define LINUX_BOOT_PARAM_ADDR 0x60000200 104#define CONFIG_BOOTDELAY 2 105 106/* Stack sizes are set up in start.S using the settings below */ 107#define CONFIG_STACKSIZE (128 * 1024) /* regular stack */ 108#ifdef CONFIG_USE_IRQ 109#define CONFIG_STACKSIZE_IRQ (4 * 1024) /* IRQ stack */ 110#define CONFIG_STACKSIZE_FIQ (4 * 1024) /* FIQ stack */ 111#endif 112 113/* Physical Memory Map */ 114#define CONFIG_NR_DRAM_BANKS 2 115#define PHYS_SDRAM_1 0x60000000 /* SDRAM Bank #1 */ 116#define PHYS_SDRAM_2 0x80000000 /* SDRAM Bank #1 */ 117#define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */ 118#define PHYS_SDRAM_2_SIZE 0x20000000 /* 512 MB */ 119 120/* additions for new relocation code */ 121#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 122#define CONFIG_SYS_INIT_RAM_SIZE 0x1000 123#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \ 124 CONFIG_SYS_INIT_RAM_SIZE - \ 125 GENERATED_GBL_DATA_SIZE) 126#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET 127 128/* Basic environment settings */ 129#define CONFIG_BOOTCOMMAND "run bootflash;" 130#define CONFIG_EXTRA_ENV_SETTINGS \ 131 "loadaddr=0x80008000\0" \ 132 "initrd=0x61000000\0" \ 133 "kerneladdr=0x44100000\0" \ 134 "initrdaddr=0x44800000\0" \ 135 "maxinitrd=0x1800000\0" \ 136 "console=ttyAMA0,38400n8\0" \ 137 "dram=1024M\0" \ 138 "root=/dev/sda1 rw\0" \ 139 "mtd=armflash:1M@0x800000(uboot),7M@0x1000000(kernel)," \ 140 "24M@0x2000000(initrd)\0" \ 141 "flashargs=setenv bootargs root=${root} console=${console} " \ 142 "mem=${dram} mtdparts=${mtd} mmci.fmax=190000 " \ 143 "devtmpfs.mount=0 vmalloc=256M\0" \ 144 "bootflash=run flashargs; " \ 145 "cp ${initrdaddr} ${initrd} ${maxinitrd}; " \ 146 "bootm ${kerneladdr} ${initrd}\0" 147 148/* FLASH and environment organization */ 149#define PHYS_FLASH_SIZE 0x04000000 /* 64MB */ 150#define CONFIG_SYS_FLASH_CFI 1 151#define CONFIG_FLASH_CFI_DRIVER 1 152#define CONFIG_SYS_FLASH_SIZE 0x04000000 153#define CONFIG_SYS_MAX_FLASH_BANKS 2 154#define CONFIG_SYS_FLASH_BASE0 0x40000000 155#define CONFIG_SYS_FLASH_BASE1 0x44000000 156#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0 157 158/* Timeout values in ticks */ 159#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */ 160#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */ 161 162/* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */ 163#define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */ 164#define FLASH_MAX_SECTOR_SIZE 0x00040000 /* 256 KB sectors */ 165 166/* Room required on the stack for the environment data */ 167#define CONFIG_ENV_SIZE FLASH_MAX_SECTOR_SIZE 168 169/* 170 * Amount of flash used for environment: 171 * We don't know which end has the small erase blocks so we use the penultimate 172 * sector location for the environment 173 */ 174#define CONFIG_ENV_SECT_SIZE FLASH_MAX_SECTOR_SIZE 175#define CONFIG_ENV_OVERWRITE 1 176 177/* Store environment at top of flash */ 178#define CONFIG_ENV_IS_IN_FLASH 1 179#define CONFIG_ENV_OFFSET (PHYS_FLASH_SIZE - \ 180 (2 * CONFIG_ENV_SECT_SIZE)) 181#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE1 + \ 182 CONFIG_ENV_OFFSET) 183#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ 184#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ 185#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE0, \ 186 CONFIG_SYS_FLASH_BASE1 } 187 188/* Monitor Command Prompt */ 189#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 190#define CONFIG_SYS_PROMPT "VExpress# " 191#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 192 sizeof(CONFIG_SYS_PROMPT) + 16) 193#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot args buffer */ 194#define CONFIG_CMD_SOURCE 195#define CONFIG_SYS_LONGHELP 196#define CONFIG_CMDLINE_EDITING 1 197#define CONFIG_SYS_MAXARGS 16 /* max command args */ 198 199#endif 200