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[0/3] Add Versal TRNG driver

Message ID 20250529113116.669667-1-h.jain@amd.com
Headers show
Series Add Versal TRNG driver | expand

Message

Harsh Jain May 29, 2025, 11:31 a.m. UTC 
Versal TRNG module consist of array of Ring Oscillators as entropy source
and a deterministic CTR_DRBG random bit generator (DRBG). Add driver to
registers entropy source to hwrng and CTR_DRBG generator to crypto subsystem.
Derivation Function (DF) defined in NIST SP-800-90A for CTR_DRBG is not
supported in current TRNG IP. For DF processing, Update drbg module to
export CTR_DRBG derivation function.

Harsh Jain (3):
  dt-bindings: crypto: Add node for True Random Number Generator
  crypto: xilinx: Add TRNG driver for Versal
  crypto: drbg: Export CTR DRBG DF functions

 .../bindings/crypto/xlnx,versal-trng.yaml     |  36 ++
 MAINTAINERS                                   |   6 +
 crypto/drbg.c                                 | 108 +++--
 drivers/crypto/Kconfig                        |  13 +
 drivers/crypto/xilinx/Makefile                |   1 +
 drivers/crypto/xilinx/xilinx-trng.c           | 434 ++++++++++++++++++
 include/crypto/drbg.h                         |  15 +
 7 files changed, 562 insertions(+), 51 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/crypto/xlnx,versal-trng.yaml
 create mode 100644 drivers/crypto/xilinx/xilinx-trng.c