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_SMC911X 1 54 #define CONFIG_SMC911X_32_BIT 1 55 #define CONFIG_SMC911X_BASE 0x4E000000 56 57 /* PL011 Serial Configuration */ 58 #define CONFIG_PL011_SERIAL 59 #define CONFIG_PL011_CLOCK 24000000 60 #define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \ 61 (void *)CONFIG_SYS_SERIAL1} 62 #define CONFIG_CONS_INDEX 0 63 64 #define CONFIG_BAUDRATE 38400 65 #define CONFIG_SYS_SERIAL0 0x10009000 66 #define CONFIG_SYS_SERIAL1 0x1000A000 67 68 /* Command line configuration */ 69 #define CONFIG_CMD_BDI 70 #define CONFIG_CMD_DHCP 71 #define CONFIG_CMD_PXE 72 #define CONFIG_MENU 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_CMD_RUN 82 83 #define CONFIG_CMD_FAT 84 #define CONFIG_DOS_PARTITION 1 85 #define CONFIG_MMC 1 86 #define CONFIG_CMD_MMC 87 #define CONFIG_GENERIC_MMC 88 #define CONFIG_ARM_PL180_MMCI 89 #define CONFIG_ARM_PL180_MMCI_BASE 0x10005000 90 #define CONFIG_SYS_MMC_MAX_BLK_COUNT 127 91 #define CONFIG_ARM_PL180_MMCI_CLOCK_FREQ 6250000 92 93 /* BOOTP options */ 94 #define CONFIG_BOOTP_BOOTFILESIZE 95 #define CONFIG_BOOTP_BOOTPATH 96 #define CONFIG_BOOTP_GATEWAY 97 #define CONFIG_BOOTP_HOSTNAME 98 #define CONFIG_BOOTP_PXE 99 #define CONFIG_BOOTP_PXE_CLIENTARCH 0x100 100 101 /* Miscellaneous configurable options */ 102 #undef CONFIG_SYS_CLKS_IN_HZ 103 #define CONFIG_SYS_LOAD_ADDR 0x60008000 /* load address */ 104 #define LINUX_BOOT_PARAM_ADDR 0x60000200 105 #define CONFIG_BOOTDELAY 2 106 107 /* Physical Memory Map */ 108 #define CONFIG_NR_DRAM_BANKS 2 109 #define PHYS_SDRAM_1 0x60000000 /* SDRAM Bank #1 */ 110 #define PHYS_SDRAM_2 0x80000000 /* SDRAM Bank #1 */ 111 #define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */ 112 #define PHYS_SDRAM_2_SIZE 0x20000000 /* 512 MB */ 113 114 /* additions for new relocation code */ 115 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 116 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 117 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \ 118 CONFIG_SYS_INIT_RAM_SIZE - \ 119 GENERATED_GBL_DATA_SIZE) 120 #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET 121 122 /* Basic environment settings */ 123 #define CONFIG_BOOTCOMMAND "run bootflash;" 124 #define CONFIG_EXTRA_ENV_SETTINGS \ 125 "loadaddr=0x80008000\0" \ 126 "ramdisk_addr_r=0x61000000\0" \ 127 "kernel_addr=0x44100000\0" \ 128 "ramdisk_addr=0x44800000\0" \ 129 "maxramdisk=0x1800000\0" \ 130 "pxefile_addr_r=0x88000000\0" \ 131 "kernel_addr_r=0x80008000\0" \ 132 "console=ttyAMA0,38400n8\0" \ 133 "dram=1024M\0" \ 134 "root=/dev/sda1 rw\0" \ 135 "mtd=armflash:1M@0x800000(uboot),7M@0x1000000(kernel)," \ 136 "24M@0x2000000(initrd)\0" \ 137 "flashargs=setenv bootargs root=${root} console=${console} " \ 138 "mem=${dram} mtdparts=${mtd} mmci.fmax=190000 " \ 139 "devtmpfs.mount=0 vmalloc=256M\0" \ 140 "bootflash=run flashargs; " \ 141 "cp ${ramdisk_addr} ${ramdisk_addr_r} ${maxramdisk}; " \ 142 "bootm ${kernel_addr} ${ramdisk_addr_r}\0" 143 144 /* FLASH and environment organization */ 145 #define PHYS_FLASH_SIZE 0x04000000 /* 64MB */ 146 #define CONFIG_SYS_FLASH_CFI 1 147 #define CONFIG_FLASH_CFI_DRIVER 1 148 #define CONFIG_SYS_FLASH_SIZE 0x04000000 149 #define CONFIG_SYS_MAX_FLASH_BANKS 2 150 #define CONFIG_SYS_FLASH_BASE0 0x40000000 151 #define CONFIG_SYS_FLASH_BASE1 0x44000000 152 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0 153 154 /* Timeout values in ticks */ 155 #define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */ 156 #define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */ 157 158 /* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */ 159 #define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */ 160 #define FLASH_MAX_SECTOR_SIZE 0x00040000 /* 256 KB sectors */ 161 162 /* Room required on the stack for the environment data */ 163 #define CONFIG_ENV_SIZE FLASH_MAX_SECTOR_SIZE 164 165 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */ 166 167 /* 168 * Amount of flash used for environment: 169 * We don't know which end has the small erase blocks so we use the penultimate 170 * sector location for the environment 171 */ 172 #define CONFIG_ENV_SECT_SIZE FLASH_MAX_SECTOR_SIZE 173 #define CONFIG_ENV_OVERWRITE 1 174 175 /* Store environment at top of flash */ 176 #define CONFIG_ENV_IS_IN_FLASH 1 177 #define CONFIG_ENV_OFFSET (PHYS_FLASH_SIZE - \ 178 (2 * CONFIG_ENV_SECT_SIZE)) 179 #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE1 + \ 180 CONFIG_ENV_OFFSET) 181 #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ 182 #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ 183 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE0, \ 184 CONFIG_SYS_FLASH_BASE1 } 185 186 /* Monitor Command Prompt */ 187 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 188 #define CONFIG_SYS_PROMPT "VExpress# " 189 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 190 sizeof(CONFIG_SYS_PROMPT) + 16) 191 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot args buffer */ 192 #define CONFIG_CMD_SOURCE 193 #define CONFIG_SYS_LONGHELP 194 #define CONFIG_CMDLINE_EDITING 1 195 #define CONFIG_SYS_MAXARGS 16 /* max command args */ 196 197 #endif 198