mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-29 08:01:08 +00:00
d146af5b0e
Create a ft_board_setup() api that gets called as part of DT fixup before jumping to kernel. In this ft_board_setup() call fdt_fixup_msmc_ram that update msmc sram node. Signed-off-by: Suman Anna <s-anna@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
82 lines
1.6 KiB
C
82 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Board specific initialization for J721E EVM
|
|
*
|
|
* Copyright (C) 2018-2019 Texas Instruments Incorporated - http://www.ti.com/
|
|
* Lokesh Vutla <lokeshvutla@ti.com>
|
|
*
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/io.h>
|
|
#include <spl.h>
|
|
#include <asm/arch/sys_proto.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;
|
|
gd->ram_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;
|
|
gd->ram_size = 0x100000000;
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_SPL_LOAD_FIT
|
|
int board_fit_config_name_match(const char *name)
|
|
{
|
|
if (!strcmp(name, "k3-j721e-common-proc-board"))
|
|
return 0;
|
|
|
|
return -1;
|
|
}
|
|
#endif
|
|
|
|
#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
|
|
int ft_board_setup(void *blob, bd_t *bd)
|
|
{
|
|
int ret;
|
|
|
|
ret = fdt_fixup_msmc_ram(blob, "/interconnect@100000", "sram@70000000");
|
|
if (ret)
|
|
printf("%s: fixing up msmc ram failed %d\n", __func__, ret);
|
|
|
|
return ret;
|
|
}
|
|
#endif
|