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