diff options
| author | Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com> | 2022-04-29 13:48:08 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2022-05-06 18:16:55 +0800 |
| commit | 0aa6ac7795cab3d8bcf3209d77459d595f4843da (patch) | |
| tree | afcf56b3b73ff7842cd5a60b9e28d865170bffc4 /drivers/crypto/caam/Kconfig | |
| parent | 25dfae684031f292034a0f42155090df6309f152 (diff) | |
crypto: caam/rng - Add support for PRNG
Add support for random number generation using PRNG
mode of CAAM and expose the interface through crypto API.
According to the RM, the HW implementation of the DRBG follows
NIST SP 800-90A specification for DRBG_Hash SHA-256 function
Signed-off-by: Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com>
Reviewed-by: Horia Geant <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/caam/Kconfig')
| -rw-r--r-- | drivers/crypto/caam/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/crypto/caam/Kconfig b/drivers/crypto/caam/Kconfig index 84ea7cba5ee5..0aa52b612a01 100644 --- a/drivers/crypto/caam/Kconfig +++ b/drivers/crypto/caam/Kconfig @@ -151,6 +151,14 @@ config CRYPTO_DEV_FSL_CAAM_RNG_API Selecting this will register the SEC4 hardware rng to the hw_random API for supplying the kernel entropy pool. +config CRYPTO_DEV_FSL_CAAM_PRNG_API + bool "Register Pseudo random number generation implementation with Crypto API" + default y + select CRYPTO_RNG + help + Selecting this will register the SEC hardware prng to + the Crypto API. + endif # CRYPTO_DEV_FSL_CAAM_JR endif # CRYPTO_DEV_FSL_CAAM |