1 /* 2 * (C) Copyright 2012 3 * Linaro 4 * Linus Walleij <linus.walleij@linaro.org> 5 * Common ARM Integrator configuration settings 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10 #define CONFIG_SYS_TEXT_BASE 0x01000000 11 #define CONFIG_SYS_MEMTEST_START 0x100000 12 #define CONFIG_SYS_MEMTEST_END 0x10000000 13 #define CONFIG_SYS_TIMERBASE 0x13000100 /* Timer1 */ 14 #define CONFIG_SYS_LOAD_ADDR 0x7fc0 /* default load address */ 15 #define CONFIG_SYS_LONGHELP 16 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size*/ 17 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) 18 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 19 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size*/ 20 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) /* Size of malloc() pool */ 21 22 /* Serial port PL010/PL011 through the device model */ 23 #define CONFIG_PL01X_SERIAL 24 #define CONFIG_CONS_INDEX 0 25 26 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 27 #define CONFIG_SETUP_MEMORY_TAGS 28 #define CONFIG_MISC_INIT_R /* call misc_init_r during start up */ 29 30 /* 31 * There are various dependencies on the core module (CM) fitted 32 * Users should refer to their CM user guide 33 */ 34 #include "armcoremodule.h" 35 36 /* 37 * Initialize and remap the core module, use SPD to detect memory size 38 * If CONFIG_SKIP_LOWLEVEL_INIT is not defined & 39 * the core module has a CM_INIT register 40 * then the U-Boot initialisation code will 41 * e.g. ARM Boot Monitor or pre-loader is repeated once 42 * (to re-initialise any existing CM_INIT settings to safe values). 43 * 44 * This is usually not the desired behaviour since the platform 45 * will either reboot into the ARM monitor (or pre-loader) 46 * or continuously cycle thru it without U-Boot running, 47 * depending upon the setting of Integrator/CP switch S2-4. 48 * 49 * However it may be needed if Integrator/CP switch S2-1 50 * is set OFF to boot direct into U-Boot. 51 * In that case comment out the line below. 52 */ 53 #define CONFIG_CM_INIT 54 #define CONFIG_CM_REMAP 55 #define CONFIG_CM_SPD_DETECT 56 57 /* 58 * The ARM boot monitor initializes the board. 59 * However, the default U-Boot code also performs the initialization. 60 * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT 61 * - see documentation supplied with board for details of how to choose the 62 * image to run at reset/power up 63 * e.g. whether the ARM Boot Monitor runs before U-Boot 64 */ 65 /* #define CONFIG_SKIP_LOWLEVEL_INIT */ 66 67 /* 68 * The ARM boot monitor does not relocate U-Boot. 69 * However, the default U-Boot code performs the relocation check, 70 * and may relocate the code if the memory map is changed. 71 * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT 72 */ 73 /* #define SKIP_CONFIG_RELOCATE_UBOOT */ 74 75 /* 76 * Physical Memory Map 77 */ 78 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ 79 #define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ 80 #define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */ 81 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 82 #define CONFIG_SYS_INIT_RAM_SIZE PHYS_SDRAM_1_SIZE 83 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \ 84 CONFIG_SYS_INIT_RAM_SIZE - \ 85 GENERATED_GBL_DATA_SIZE) 86 #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET 87 88 /* 89 * FLASH and environment organization 90 * Top varies according to amount fitted 91 * Reserve top 4 blocks of flash 92 * - ARM Boot Monitor 93 * - Unused 94 * - SIB block 95 * - U-Boot environment 96 */ 97 #define CONFIG_SYS_FLASH_CFI 1 98 #define CONFIG_FLASH_CFI_DRIVER 1 99 #define CONFIG_SYS_FLASH_BASE 0x24000000 100 #define CONFIG_SYS_MAX_FLASH_BANKS 1 101 102 /* Timeout values in ticks */ 103 #define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */ 104 #define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */ 105 #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ 106 #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ 107