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 #define CONFIG_MISC_INIT_R 15 16 /* SDRAM */ 17 #define CONFIG_SYS_SDRAM_BASE 0x20000000 18 #define CONFIG_SYS_SDRAM_SIZE 0x20000000 19 20 #ifdef CONFIG_SPL_BUILD 21 #define CONFIG_SYS_INIT_SP_ADDR 0x218000 22 #else 23 #define CONFIG_SYS_INIT_SP_ADDR \ 24 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) 25 #endif 26 27 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 28 29 /* SerialFlash */ 30 #ifdef CONFIG_CMD_SF 31 #define CONFIG_SF_DEFAULT_BUS 0 32 #define CONFIG_SF_DEFAULT_CS 0 33 #define CONFIG_SF_DEFAULT_SPEED 30000000 34 #endif 35 36 #ifdef CONFIG_SD_BOOT 37 38 /* bootstrap + u-boot + env in sd card */ 39 #undef CONFIG_BOOTCOMMAND 40 41 #define CONFIG_BOOTCOMMAND "fatload mmc 1:1 0x21000000 at91-sama5d2_xplained.dtb; " \ 42 "fatload mmc 1:1 0x22000000 zImage; " \ 43 "bootz 0x22000000 - 0x21000000" 44 45 #elif CONFIG_SPI_BOOT 46 47 /* bootstrap + u-boot + env in sd card, but kernel + dtb in eMMC */ 48 #undef CONFIG_BOOTCOMMAND 49 50 #define CONFIG_BOOTCOMMAND "ext4load mmc 0:1 0x21000000 /boot/at91-sama5d2_xplained.dtb; " \ 51 "ext4load mmc 0:1 0x22000000 /boot/zImage; " \ 52 "bootz 0x22000000 - 0x21000000" 53 54 #endif 55 56 /* SPL */ 57 #define CONFIG_SPL_TEXT_BASE 0x200000 58 #define CONFIG_SPL_MAX_SIZE 0x10000 59 #define CONFIG_SPL_BSS_START_ADDR 0x20000000 60 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 61 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 62 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 63 64 #define CONFIG_SYS_MONITOR_LEN (512 << 10) 65 66 #ifdef CONFIG_SD_BOOT 67 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 68 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 69 70 #elif CONFIG_SPI_BOOT 71 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x10000 72 73 #endif 74 75 #endif 76