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_NR_DRAM_BANKS		1
18 #define CONFIG_SYS_SDRAM_BASE           0x20000000
19 #define CONFIG_SYS_SDRAM_SIZE		0x20000000
20 
21 #ifdef CONFIG_SPL_BUILD
22 #define CONFIG_SYS_INIT_SP_ADDR		0x218000
23 #else
24 #define CONFIG_SYS_INIT_SP_ADDR \
25 	(CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
26 #endif
27 
28 #define CONFIG_SYS_LOAD_ADDR		0x22000000 /* load address */
29 
30 /* SerialFlash */
31 #ifdef CONFIG_CMD_SF
32 #define CONFIG_SF_DEFAULT_BUS		0
33 #define CONFIG_SF_DEFAULT_CS		0
34 #define CONFIG_SF_DEFAULT_SPEED		30000000
35 #endif
36 
37 #ifdef CONFIG_SD_BOOT
38 
39 /* bootstrap + u-boot + env in sd card */
40 #undef CONFIG_BOOTCOMMAND
41 
42 #define CONFIG_BOOTCOMMAND	"fatload mmc 1:1 0x21000000 at91-sama5d2_xplained.dtb; " \
43 				"fatload mmc 1:1 0x22000000 zImage; " \
44 				"bootz 0x22000000 - 0x21000000"
45 
46 #elif CONFIG_SPI_BOOT
47 
48 /* bootstrap + u-boot + env in sd card, but kernel + dtb in eMMC */
49 #undef CONFIG_BOOTCOMMAND
50 
51 #define CONFIG_BOOTCOMMAND	"ext4load mmc 0:1 0x21000000 /boot/at91-sama5d2_xplained.dtb; " \
52 				"ext4load mmc 0:1 0x22000000 /boot/zImage; " \
53 				"bootz 0x22000000 - 0x21000000"
54 
55 #endif
56 
57 /* SPL */
58 #define CONFIG_SPL_TEXT_BASE		0x200000
59 #define CONFIG_SPL_MAX_SIZE		0x10000
60 #define CONFIG_SPL_BSS_START_ADDR	0x20000000
61 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000
62 #define CONFIG_SYS_SPL_MALLOC_START	0x20080000
63 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x80000
64 
65 #define CONFIG_SYS_MONITOR_LEN		(512 << 10)
66 
67 #ifdef CONFIG_SD_BOOT
68 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
69 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME		"u-boot.img"
70 
71 #elif CONFIG_SPI_BOOT
72 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x10000
73 
74 #endif
75 
76 #endif
77