1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Configuration file for the SAMA5D27 SOM1 EK Board.
5 * Copyright (C) 2017 Microchip Corporation
6 * Wenyou Yang <wenyou.yang@microchip.com>
12 #include "at91-sama5_common.h"
14 #undef CONFIG_SYS_AT91_MAIN_CLOCK
15 #define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */
18 #define CONFIG_SYS_SDRAM_BASE 0x20000000
19 #define CONFIG_SYS_SDRAM_SIZE 0x8000000
21 #ifdef CONFIG_SPL_BUILD
22 #define CONFIG_SYS_INIT_SP_ADDR 0x218000
24 #define CONFIG_SYS_INIT_SP_ADDR \
25 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
28 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
31 #undef CONFIG_CMD_NAND
34 #define CONFIG_SF_DEFAULT_SPEED 66000000
36 #undef CONFIG_BOOTCOMMAND
38 /* u-boot env in sd/mmc card */
39 #define FAT_ENV_INTERFACE "mmc"
40 #define FAT_ENV_DEVICE_AND_PART "0"
41 #define FAT_ENV_FILE "uboot.env"
42 #define CONFIG_ENV_SIZE 0x4000
43 /* bootstrap + u-boot + env in sd card */
44 #define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d27_som1_ek.dtb; " \
45 "fatload mmc 0:1 0x22000000 zImage; " \
46 "bootz 0x22000000 - 0x21000000"
47 #undef CONFIG_BOOTARGS
48 #define CONFIG_BOOTARGS \
49 "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
52 #ifdef CONFIG_QSPI_BOOT
53 #define CONFIG_ENV_OFFSET 0xb0000
54 #define CONFIG_ENV_SIZE 0x10000
55 #define CONFIG_ENV_SECT_SIZE 0x10000
56 #define CONFIG_BOOTCOMMAND "sf probe 0; " \
57 "sf read 0x21000000 0xc0000 0x20000; " \
58 "sf read 0x22000000 0xe0000 0x400000; " \
59 "bootz 0x22000000 - 0x21000000"
60 #undef CONFIG_BOOTARGS
61 #define CONFIG_BOOTARGS \
62 "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
66 #define CONFIG_SPL_TEXT_BASE 0x200000
67 #define CONFIG_SPL_MAX_SIZE 0x10000
68 #define CONFIG_SPL_BSS_START_ADDR 0x20000000
69 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000
70 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000
71 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
73 #define CONFIG_SYS_MONITOR_LEN (512 << 10)
76 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
77 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
80 #ifdef CONFIG_QSPI_BOOT
81 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x10000