linux/arch/arm/mach-at91/sam_secure.h
Clément Léger c71572aa54 ARM: at91: add sam_linux_is_optee_available() function
Add sam_linux_is_optee_available() which allows to know if OP-TEE is
available for Linux. This function is used by code which needs to
know if we running with OP-TEE available or not.

Signed-off-by: Clément Léger <clement.leger@bootlin.com>
[claudiu.beznea: edit commit title and message, renamed
 sam_linux_is_in_normal_world() into sam_linux_is_optee_available()]
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20220606145701.185552-2-clement.leger@bootlin.com
2022-07-20 11:03:45 +03:00

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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2022, Microchip
*/
#ifndef SAM_SECURE_H
#define SAM_SECURE_H
#include <linux/arm-smccc.h>
/* Secure Monitor mode APIs */
#define SAMA5_SMC_SIP_SET_SUSPEND_MODE 0x400
#define SAMA5_SMC_SIP_GET_SUSPEND_MODE 0x401
void __init sam_secure_init(void);
struct arm_smccc_res sam_smccc_call(u32 fn, u32 arg0, u32 arg1);
bool sam_linux_is_optee_available(void);
#endif /* SAM_SECURE_H */