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