upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/board/ti/am65x/evm.c

68 lines
1.2 KiB

// SPDX-License-Identifier: GPL-2.0+
/*
* Board specific initialization for AM654 EVM
*
* Copyright (C) 2017-2018 Texas Instruments Incorporated - http://www.ti.com/
* Lokesh Vutla <lokeshvutla@ti.com>
*
*/
#include <common.h>
#include <asm/io.h>
#include <spl.h>
DECLARE_GLOBAL_DATA_PTR;
int board_init(void)
{
return 0;
}
int dram_init(void)
{
#ifdef CONFIG_PHYS_64BIT
gd->ram_size = 0x100000000;
#else
gd->ram_size = 0x80000000;
#endif
return 0;
}
ulong board_get_usable_ram_top(ulong total_size)
{
#ifdef CONFIG_PHYS_64BIT
/* Limit RAM used by U-Boot to the DDR low region */
if (gd->ram_top > 0x100000000)
return 0x100000000;
#endif
return gd->ram_top;
}
int dram_init_banksize(void)
{
/* Bank 0 declares the memory available in the DDR low region */
gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
gd->bd->bi_dram[0].size = 0x80000000;
#ifdef CONFIG_PHYS_64BIT
/* Bank 1 declares the memory available in the DDR high region */
gd->bd->bi_dram[1].start = CONFIG_SYS_SDRAM_BASE1;
gd->bd->bi_dram[1].size = 0x80000000;
#endif
return 0;
}
#ifdef CONFIG_SPL_LOAD_FIT
int board_fit_config_name_match(const char *name)
{
#ifdef CONFIG_TARGET_AM654_A53_EVM
if (!strcmp(name, "k3-am654-base-board"))
return 0;
#endif
return -1;
}
#endif