blob: 2d1ba757fe74a160615dc6b86a525b49e800ff4d [file] [log] [blame]
Eugen Hristevf0854522018-07-06 11:15:10 +03001/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Configuration file for the SAMA5D2 ICP Board.
4 *
5 * Copyright (C) 2018 Microchip Corporation
6 * Eugen Hristev <eugen.hristev@microchip.com>
7 */
8
9#ifndef __CONFIG_H
10#define __CONFIG_H
11
12#include "at91-sama5_common.h"
13
14#undef CONFIG_SYS_AT91_MAIN_CLOCK
15#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
16
17#define CONFIG_MISC_INIT_R
18
19/* SDRAM */
20#define CONFIG_SYS_SDRAM_BASE 0x20000000
21#define CONFIG_SYS_SDRAM_SIZE 0x20000000
22
23#ifdef CONFIG_SPL_BUILD
24#define CONFIG_SYS_INIT_SP_ADDR 0x218000
25#else
26#define CONFIG_SYS_INIT_SP_ADDR \
27 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
28#endif
29
30#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
31
32/* NAND flash */
Eugen Hristevf0854522018-07-06 11:15:10 +030033
34/* SPI flash */
35#define CONFIG_SF_DEFAULT_SPEED 66000000
36
37#undef CONFIG_BOOTCOMMAND
38#ifdef CONFIG_SD_BOOT
39/* u-boot env in sd/mmc card */
40#define FAT_ENV_INTERFACE "mmc"
41#define FAT_ENV_DEVICE_AND_PART "0"
42#define FAT_ENV_FILE "uboot.env"
Eugen Hristevf0854522018-07-06 11:15:10 +030043/* bootstrap + u-boot + env in sd card */
44#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d2_icp.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"
50#endif
51
52/* SPL */
Eugen Hristevf0854522018-07-06 11:15:10 +030053#define CONFIG_SPL_MAX_SIZE 0x10000
54#define CONFIG_SPL_BSS_START_ADDR 0x20000000
55#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
56#define CONFIG_SYS_SPL_MALLOC_START 0x20080000
57#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
58
59#define CONFIG_SYS_MONITOR_LEN (512 << 10)
60
61#ifdef CONFIG_SD_BOOT
62#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
63#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
64#endif
65
66#endif