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