arm-trusted-firmware/plat/imx/imx8m/imx8m_snvs.c

/*
 * Copyright 2022-2023 NXP
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#include <lib/mmio.h>
#include <platform_def.h>

#define SNVS_HPCOMR		U(0x04)
#define SNVS_NPSWA_EN		BIT(31)

void enable_snvs_privileged_access(void)
{
	unsigned int val;

	val = mmio_read_32(IMX_SNVS_BASE + SNVS_HPCOMR);
	mmio_write_32(IMX_SNVS_BASE + SNVS_HPCOMR, val | SNVS_NPSWA_EN);
}