blob: fdf19ad680b41441c7ee942e34c45c6ff8d4eed9 [file] [log] [blame]
Wenyou Yangce4054b2017-09-13 14:58:54 +08001/*
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_TEXT_BASE
16#undef CONFIG_SYS_AT91_MAIN_CLOCK
17#define CONFIG_SYS_TEXT_BASE 0x23f00000
18#define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */
19
20#define CONFIG_MISC_INIT_R
21
22/* SDRAM */
23#define CONFIG_NR_DRAM_BANKS 1
24#define CONFIG_SYS_SDRAM_BASE 0x20000000
25#define CONFIG_SYS_SDRAM_SIZE 0x8000000
26
27#ifdef CONFIG_SPL_BUILD
28#define CONFIG_SYS_INIT_SP_ADDR 0x218000
29#else
30#define CONFIG_SYS_INIT_SP_ADDR \
31 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
32#endif
33
34#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
35
36/* NAND flash */
37#undef CONFIG_CMD_NAND
38
39/* SPI flash */
40#define CONFIG_SF_DEFAULT_SPEED 66000000
41
42#undef CONFIG_BOOTCOMMAND
43#ifdef CONFIG_SD_BOOT
44/* u-boot env in sd/mmc card */
45#define FAT_ENV_INTERFACE "mmc"
46#define FAT_ENV_DEVICE_AND_PART "0"
47#define FAT_ENV_FILE "uboot.env"
48#define CONFIG_ENV_SIZE 0x4000
49/* bootstrap + u-boot + env in sd card */
50#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d27_som1_ek.dtb; " \
51 "fatload mmc 0:1 0x22000000 zImage; " \
52 "bootz 0x22000000 - 0x21000000"
53#undef CONFIG_BOOTARGS
54#define CONFIG_BOOTARGS \
55 "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
56#endif
57
58#ifdef CONFIG_QSPI_BOOT
59#define CONFIG_ENV_OFFSET 0xb0000
60#define CONFIG_ENV_SIZE 0x10000
61#define CONFIG_ENV_SECT_SIZE 0x10000
62#define CONFIG_BOOTCOMMAND "sf probe 0; " \
63 "sf read 0x21000000 0xc0000 0x20000; " \
64 "sf read 0x22000000 0xe0000 0x400000; " \
65 "bootz 0x22000000 - 0x21000000"
66#undef CONFIG_BOOTARGS
67#define CONFIG_BOOTARGS \
68 "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
69#endif
70
71/* SPL */
72#define CONFIG_SPL_FRAMEWORK
73#define CONFIG_SPL_TEXT_BASE 0x200000
74#define CONFIG_SPL_MAX_SIZE 0x10000
75#define CONFIG_SPL_BSS_START_ADDR 0x20000000
76#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
77#define CONFIG_SYS_SPL_MALLOC_START 0x20080000
78#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
79
80#define CONFIG_SYS_MONITOR_LEN (512 << 10)
81
82#ifdef CONFIG_SD_BOOT
83#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
84#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
85#endif
86
87#ifdef CONFIG_QSPI_BOOT
88#define CONFIG_SPL_SPI_LOAD
89#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x10000
90#endif
91
92#endif