1 /*
2  * Configuration file for the SAMA5D27 SOM1 EK Board.
3  *
4  * Copyright (C) 2017 Microchip Corporation
5  *		      Wenyou Yang <wenyou.yang@microchip.com>
6  *
7  * SPDX-License-Identifier:	GPL-2.0+
8  */
9 
10 #ifndef __CONFIG_H
11 #define __CONFIG_H
12 
13 #include "at91-sama5_common.h"
14 
15 #undef CONFIG_SYS_AT91_MAIN_CLOCK
16 #define CONFIG_SYS_AT91_MAIN_CLOCK      24000000 /* from 24 MHz crystal */
17 
18 #define CONFIG_MISC_INIT_R
19 
20 /* SDRAM */
21 #define CONFIG_NR_DRAM_BANKS		1
22 #define CONFIG_SYS_SDRAM_BASE		0x20000000
23 #define CONFIG_SYS_SDRAM_SIZE		0x8000000
24 
25 #ifdef CONFIG_SPL_BUILD
26 #define CONFIG_SYS_INIT_SP_ADDR		0x218000
27 #else
28 #define CONFIG_SYS_INIT_SP_ADDR \
29 	(CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
30 #endif
31 
32 #define CONFIG_SYS_LOAD_ADDR		0x22000000 /* load address */
33 
34 /* NAND flash */
35 #undef CONFIG_CMD_NAND
36 
37 /* SPI flash */
38 #define CONFIG_SF_DEFAULT_SPEED		66000000
39 
40 #undef CONFIG_BOOTCOMMAND
41 #ifdef CONFIG_SD_BOOT
42 /* u-boot env in sd/mmc card */
43 #define FAT_ENV_INTERFACE	"mmc"
44 #define FAT_ENV_DEVICE_AND_PART	"0"
45 #define FAT_ENV_FILE		"uboot.env"
46 #define CONFIG_ENV_SIZE		0x4000
47 /* bootstrap + u-boot + env in sd card */
48 #define CONFIG_BOOTCOMMAND	"fatload mmc 0:1 0x21000000 at91-sama5d27_som1_ek.dtb; " \
49 				"fatload mmc 0:1 0x22000000 zImage; " \
50 				"bootz 0x22000000 - 0x21000000"
51 #undef CONFIG_BOOTARGS
52 #define CONFIG_BOOTARGS \
53 	"console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
54 #endif
55 
56 #ifdef CONFIG_QSPI_BOOT
57 #define CONFIG_ENV_OFFSET		0xb0000
58 #define CONFIG_ENV_SIZE			0x10000
59 #define CONFIG_ENV_SECT_SIZE		0x10000
60 #define CONFIG_BOOTCOMMAND		"sf probe 0; "				\
61 					"sf read 0x21000000 0xc0000 0x20000; "	\
62 					"sf read 0x22000000 0xe0000 0x400000; "	\
63 					"bootz 0x22000000 - 0x21000000"
64 #undef CONFIG_BOOTARGS
65 #define CONFIG_BOOTARGS \
66 	"console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
67 #endif
68 
69 /* SPL */
70 #define CONFIG_SPL_TEXT_BASE		0x200000
71 #define CONFIG_SPL_MAX_SIZE		0x10000
72 #define CONFIG_SPL_BSS_START_ADDR	0x20000000
73 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000
74 #define CONFIG_SYS_SPL_MALLOC_START	0x20080000
75 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x80000
76 
77 #define CONFIG_SYS_MONITOR_LEN		(512 << 10)
78 
79 #ifdef CONFIG_SD_BOOT
80 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
81 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME		"u-boot.img"
82 #endif
83 
84 #ifdef CONFIG_QSPI_BOOT
85 #define CONFIG_SPL_SPI_LOAD
86 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x10000
87 #endif
88 
89 #endif
90