From 5fe8b1cc6a03c46b3061e808256d39dcebd0d0f0 Mon Sep 17 00:00:00 2001 From: Sumit Garg Date: Tue, 29 Jan 2019 11:19:38 +0530 Subject: hwrng: add OP-TEE based rng driver On ARM SoC's with TrustZone enabled, peripherals like entropy sources might not be accessible to normal world (linux in this case) and rather accessible to secure world (OP-TEE in this case) only. So this driver aims to provides a generic interface to OP-TEE based random number generator service. This driver registers on TEE bus to interact with OP-TEE based rng device/service. Signed-off-by: Sumit Garg Reviewed-by: Daniel Thompson Acked-by: Herbert Xu Signed-off-by: Jens Wiklander --- drivers/char/hw_random/Makefile | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/char/hw_random/Makefile') diff --git a/drivers/char/hw_random/Makefile b/drivers/char/hw_random/Makefile index e35ec3ce3a20..7c9ef4a7667f 100644 --- a/drivers/char/hw_random/Makefile +++ b/drivers/char/hw_random/Makefile @@ -38,3 +38,4 @@ obj-$(CONFIG_HW_RANDOM_CAVIUM) += cavium-rng.o cavium-rng-vf.o obj-$(CONFIG_HW_RANDOM_MTK) += mtk-rng.o obj-$(CONFIG_HW_RANDOM_S390) += s390-trng.o obj-$(CONFIG_HW_RANDOM_KEYSTONE) += ks-sa-rng.o +obj-$(CONFIG_HW_RANDOM_OPTEE) += optee-rng.o -- cgit v1.2.3-70-g09d2