1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Configuration settings for the SAMA5D4 Xplained ultra board.
4  *
5  * Copyright (C) 2014 Atmel
6  *		      Bo Shen <voice.shen@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 /* NAND flash */
26 #ifdef CONFIG_CMD_NAND
27 #define CONFIG_SYS_MAX_NAND_DEVICE	1
28 #define CONFIG_SYS_NAND_BASE		0x80000000
29 /* our ALE is AD21 */
30 #define CONFIG_SYS_NAND_MASK_ALE	(1 << 21)
31 /* our CLE is AD22 */
32 #define CONFIG_SYS_NAND_MASK_CLE	(1 << 22)
33 #endif
34 
35 /* SPL */
36 #define CONFIG_SPL_MAX_SIZE		0x18000
37 #define CONFIG_SPL_BSS_START_ADDR	0x20000000
38 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000
39 #define CONFIG_SYS_SPL_MALLOC_START	0x20080000
40 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x80000
41 
42 #define CONFIG_SYS_MONITOR_LEN		(512 << 10)
43 
44 #ifdef CONFIG_SD_BOOT
45 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME		"u-boot.img"
46 #endif
47 
48 #endif
49