From d247acc66fb422fcbcf731f12482d00c9a7e879a Mon Sep 17 00:00:00 2001 From: Lin Jinhan Date: Fri, 24 Aug 2018 09:15:03 +0800 Subject: [PATCH] hwrng: rockchip - add support for Rockchip HW RNG Change-Id: Ia14bd624716eb6531ef8674843ccfbada3197d8e Signed-off-by: Lin Jinhan --- drivers/char/hw_random/Kconfig | 13 +++++++++++++ drivers/char/hw_random/Makefile | 1 + drivers/char/hw_random/rockchip-rng.c | 1 + 3 files changed, 15 insertions(+) diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index dac895dc01b9..8ddd46bbe2d5 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -424,6 +424,19 @@ config HW_RANDOM_EXYNOS will be called exynos-trng. If unsure, say Y. + +config HW_RANDOM_ROCKCHIP + tristate "Rockchip Random Number Generator support" + depends on ARCH_ROCKCHIP + help + This driver provides kernel-side support for the Random Number + Generator hardware found on Rockchip cpus. + + To compile this driver as a module, choose M here: the + module will be called rockchip-rng. + + If unsure, say Y. + endif # HW_RANDOM config UML_RANDOM diff --git a/drivers/char/hw_random/Makefile b/drivers/char/hw_random/Makefile index e35ec3ce3a20..957fc4b19645 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_ROCKCHIP) += rockchip-rng.o diff --git a/drivers/char/hw_random/rockchip-rng.c b/drivers/char/hw_random/rockchip-rng.c index e9520639ce4e..84e82eb76497 100644 --- a/drivers/char/hw_random/rockchip-rng.c +++ b/drivers/char/hw_random/rockchip-rng.c @@ -10,6 +10,7 @@ #include #include #include +#include #include #include