1/* SPDX-License-Identifier: BSD-3-Clause */ 2/* 3 * Copyright (c) 2018, STMicroelectronics 4 */ 5 6#include <arm32.h> 7#include <arm32_macros.S> 8#include <asm.S> 9 10.section .text 11.balign 4 12.code 32 13 14#define STM32MP1_NSACR_PRESERVE_MASK (0xfff << 20) 15 16FUNC plat_cpu_reset_early , : 17UNWIND( .fnstart) 18 ldr r0, =SCR_SIF 19 write_scr r0 20 21 read_nsacr r0 22 mov_imm r1, STM32MP1_NSACR_PRESERVE_MASK 23 and r0, r0, r1 24 write_nsacr r0 25 26 isb 27 bx lr 28UNWIND( .fnend) 29END_FUNC plat_cpu_reset_early 30