1# Copyright (c) 2023 EPAM Systems
2# SPDX-License-Identifier: Apache-2.0
3
4config OPTEE
5	bool "OP-TEE driver"
6	depends on (ARM64 && ARMV8_A_NS && HAS_ARM_SMCCC) || ZTEST
7	help
8	  This implements support of the OP-TEE firmware which is loaded
9	  as BL32 image. OP-TEE is a Trust Zone OS which implements mechanisms
10	  of the hardware isolation and rely to ARM TrustZone technology.
11	  Driver requests functions from the OP-TEE and implements RPC mechanism
12	  needed by OP-TEE to run services. See https://www.op-tee.org for more
13	  information.
14
15config OPTEE_MAX_NOTIF
16	int "Max number of OP-TEE notifications"
17	depends on OPTEE
18	default $(UINT8_MAX)
19	help
20	 Sets the maximum notifications from OP-TEE to the Normal World. OP-TEE using
21	 this mechanism for the synchronization.
22