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arm-trusted-firmware / plat / brcm / board / stingray / include / scp_utils.h
@Sheetal Tigadoli Sheetal Tigadoli on 3 Apr 2020 887 bytes Add BL2 support for Broadcom stingray platform
/*
 * Copyright (c) 2019-2020, Broadcom
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#ifndef SCP_UTILS_H
#define SCP_UTILS_H

#include <common/bl_common.h>
#include <lib/mmio.h>

#include <m0_cfg.h>

int plat_bcm_bl2_plat_handle_scp_bl2(image_info_t *scp_bl2_image_info);

bool is_crmu_alive(void);
bool bcm_scp_issue_sys_reset(void);

#define SCP_READ_CFG(cfg) mmio_read_32(CRMU_CFG_BASE + \
		offsetof(M0CFG, cfg))
#define SCP_WRITE_CFG(cfg, value) mmio_write_32(CRMU_CFG_BASE + \
		offsetof(M0CFG, cfg), value)

#define SCP_READ_CFG16(cfg) mmio_read_16(CRMU_CFG_BASE + \
		offsetof(M0CFG, cfg))
#define SCP_WRITE_CFG16(cfg, value) mmio_write_16(CRMU_CFG_BASE + \
		offsetof(M0CFG, cfg), value)

#define SCP_READ_CFG8(cfg) mmio_read_8(CRMU_CFG_BASE + \
		offsetof(M0CFG, cfg))
#define SCP_WRITE_CFG8(cfg, value) mmio_write_8(CRMU_CFG_BASE + \
		offsetof(M0CFG, cfg), value)
#endif