1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Configuration file for the SAMA5D2 ICP Board. 4 * 5 * Copyright (C) 2018 Microchip Corporation 6 * Eugen Hristev <eugen.hristev@microchip.com> 7 */ 8 9 #ifndef __CONFIG_H 10 #define __CONFIG_H 11 12 #include "at91-sama5_common.h" 13 14 #undef CONFIG_SYS_AT91_MAIN_CLOCK 15 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ 16 17 #define CONFIG_MISC_INIT_R 18 19 /* SDRAM */ 20 #define CONFIG_SYS_SDRAM_BASE 0x20000000 21 #define CONFIG_SYS_SDRAM_SIZE 0x20000000 22 23 #ifdef CONFIG_SPL_BUILD 24 #define CONFIG_SYS_INIT_SP_ADDR 0x218000 25 #else 26 #define CONFIG_SYS_INIT_SP_ADDR \ 27 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) 28 #endif 29 30 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 31 32 /* NAND flash */ 33 34 /* SPI flash */ 35 #define CONFIG_SF_DEFAULT_SPEED 66000000 36 37 #undef CONFIG_BOOTCOMMAND 38 #ifdef CONFIG_SD_BOOT 39 /* u-boot env in sd/mmc card */ 40 #define FAT_ENV_INTERFACE "mmc" 41 #define FAT_ENV_DEVICE_AND_PART "0" 42 #define FAT_ENV_FILE "uboot.env" 43 /* bootstrap + u-boot + env in sd card */ 44 #define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d2_icp.dtb; " \ 45 "fatload mmc 0:1 0x22000000 zImage; " \ 46 "bootz 0x22000000 - 0x21000000" 47 #endif 48 49 /* SPL */ 50 #define CONFIG_SPL_MAX_SIZE 0x10000 51 #define CONFIG_SPL_BSS_START_ADDR 0x20000000 52 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 53 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 54 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 55 56 #define CONFIG_SYS_MONITOR_LEN (512 << 10) 57 58 #ifdef CONFIG_SD_BOOT 59 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 60 #endif 61 62 #endif 63