mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-02 16:23:46 +09:00
ac3740c9f2
Heap base address is computed based on SYS_INIT_SP_ADDR by subtracting the SYS_MALLOC_F_LEN value in board_init_f_init_reserve(). Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* Configuration file for the SAMA7G5EK Board.
|
|
*
|
|
* Copyright (C) 2020 Microchip Corporation
|
|
* Eugen Hristev <eugen.hristev@microchip.com>
|
|
*/
|
|
|
|
#ifndef __CONFIG_H
|
|
#define __CONFIG_H
|
|
|
|
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
|
|
#define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */
|
|
|
|
/* SDRAM */
|
|
#define CONFIG_SYS_SDRAM_BASE 0x60000000
|
|
#define CONFIG_SYS_SDRAM_SIZE 0x20000000
|
|
|
|
#ifdef CONFIG_SPL_BUILD
|
|
#define CONFIG_SYS_INIT_SP_ADDR 0x218000
|
|
#else
|
|
#define CONFIG_SYS_INIT_SP_ADDR \
|
|
(CONFIG_SYS_SDRAM_BASE + 16 * 1024 + CONFIG_SYS_MALLOC_F_LEN - \
|
|
GENERATED_GBL_DATA_SIZE)
|
|
#endif
|
|
|
|
#define CONFIG_SYS_LOAD_ADDR 0x62000000 /* load address */
|
|
|
|
#undef CONFIG_BOOTCOMMAND
|
|
#ifdef CONFIG_SD_BOOT
|
|
/* u-boot env in sd/mmc card */
|
|
#define FAT_ENV_INTERFACE "mmc"
|
|
#define FAT_ENV_DEVICE_AND_PART "0"
|
|
#define FAT_ENV_FILE "uboot.env"
|
|
/* bootstrap + u-boot + env in sd card */
|
|
#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x61000000 at91-sama7g5ek.dtb; " \
|
|
"fatload mmc 0:1 0x62000000 zImage; " \
|
|
"bootz 0x62000000 - 0x61000000"
|
|
#undef CONFIG_BOOTARGS
|
|
#define CONFIG_BOOTARGS \
|
|
"console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait"
|
|
#endif
|
|
|
|
/* Size of malloc() pool */
|
|
#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
|
|
|
|
#endif
|