u-boot/arch/arm/mach-octeontx/lowlevel_init.S
Suneel Garapati 03c2288070 arm: octeontx: Add support for OcteonTX SoC platforms
This patch adds support for all OcteonTX 81xx/83xx
boards from Marvell.
For 81xx boards, use octeontx_81xx_defconfig and
for 83xx boards, use octeontx_83xx_defconfig.

Signed-off-by: Suneel Garapati <sgarapati@marvell.com>
2020-08-25 08:01:16 +02:00

33 lines
585 B
ArmAsm

/* SPDX-License-Identifier: GPL-2.0
*
* Copyright (C) 2018 Marvell International Ltd.
*
* https://spdx.org/licenses
*/
#include <config.h>
#include <linux/linkage.h>
#include <asm/macro.h>
.align 8
.global fdt_base_addr
fdt_base_addr:
.dword 0x0
.global save_boot_params
save_boot_params:
/* Read FDT base from x1 register passed by ATF */
adr x21, fdt_base_addr
str x1, [x21]
/* Returns */
b save_boot_params_ret
ENTRY(lowlevel_init)
mov x29, lr /* Save LR */
/* any lowlevel init should go here */
mov lr, x29 /* Restore LR */
ret
ENDPROC(lowlevel_init)