1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Configuration file for the SAMA5D2 Xplained Board. 4 * 5 * Copyright (C) 2015 Atmel Corporation 6 * Wenyou Yang <wenyou.yang@atmel.com> 7 */ 8 9 #ifndef __CONFIG_H 10 #define __CONFIG_H 11 12 #include "at91-sama5_common.h" 13 14 /* SDRAM */ 15 #define CONFIG_SYS_SDRAM_BASE 0x20000000 16 #define CONFIG_SYS_SDRAM_SIZE 0x20000000 17 18 #ifdef CONFIG_SPL_BUILD 19 #define CONFIG_SYS_INIT_SP_ADDR 0x218000 20 #else 21 #define CONFIG_SYS_INIT_SP_ADDR \ 22 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) 23 #endif 24 25 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 26 27 /* SerialFlash */ 28 29 #ifdef CONFIG_SD_BOOT 30 31 /* bootstrap + u-boot + env in sd card */ 32 #undef CONFIG_BOOTCOMMAND 33 34 #define CONFIG_BOOTCOMMAND "fatload mmc " CONFIG_ENV_FAT_DEVICE_AND_PART " 0x21000000 at91-sama5d2_xplained.dtb; " \ 35 "fatload mmc " CONFIG_ENV_FAT_DEVICE_AND_PART " 0x22000000 zImage; " \ 36 "bootz 0x22000000 - 0x21000000" 37 38 #elif CONFIG_SPI_BOOT 39 40 /* bootstrap + u-boot + env in sd card, but kernel + dtb in eMMC */ 41 #undef CONFIG_BOOTCOMMAND 42 43 #define CONFIG_BOOTCOMMAND "ext4load mmc 0:1 0x21000000 /boot/at91-sama5d2_xplained.dtb; " \ 44 "ext4load mmc 0:1 0x22000000 /boot/zImage; " \ 45 "bootz 0x22000000 - 0x21000000" 46 47 #endif 48 49 /* SPL */ 50 #define CONFIG_SPL_TEXT_BASE 0x200000 51 #define CONFIG_SPL_MAX_SIZE 0x10000 52 #define CONFIG_SPL_BSS_START_ADDR 0x20000000 53 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 54 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 55 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 56 57 #define CONFIG_SYS_MONITOR_LEN (512 << 10) 58 59 #ifdef CONFIG_SD_BOOT 60 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 61 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 62 63 #elif CONFIG_SPI_BOOT 64 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x10000 65 66 #endif 67 68 #endif 69