The Arm CryptoCell is a hardware security engine. This patch introduces driver for its TRNG (True Random Number Generator) engine. v6 change: add missing initialization of hwrng quality. v5 changes: 1. in arm-cctrng.yaml, fixed error in 'make dt_binding_check' 2. in cctrng.c, clean up cctrng clock handling v4 changes: update arm-cctrng.yaml to conform with json-schema standard. v3 change: removed few unneeded "#ifdef CONFIG_PM" from the code. v2 changes: fixed 'make dt_bnding_check' errors. Hadar Gat (3): dt-bindings: add device tree binding for Arm CryptoCell trng engine hw_random: cctrng: introduce Arm CryptoCell driver MAINTAINERS: add HG as cctrng maintainer .../devicetree/bindings/rng/arm-cctrng.yaml | 55 ++ MAINTAINERS | 9 + drivers/char/hw_random/Kconfig | 12 + drivers/char/hw_random/Makefile | 1 + drivers/char/hw_random/cctrng.c | 736 +++++++++++++++++++++ drivers/char/hw_random/cctrng.h | 72 ++ 6 files changed, 885 insertions(+) create mode 100644 Documentation/devicetree/bindings/rng/arm-cctrng.yaml create mode 100644 drivers/char/hw_random/cctrng.c create mode 100644 drivers/char/hw_random/cctrng.h -- 2.7.4