Kconfig option added for devices which support RSA Verification (Modular Exponentiation) operation in hardware
Signed-off-by: Ruchika Gupta ruchika.gupta@freescale.com CC: Simon Glass sjg@chromium.org --- Changes in v3: New patch
lib/rsa/Kconfig | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-)
diff --git a/lib/rsa/Kconfig b/lib/rsa/Kconfig index 8f9aa44..fc8a1e7 100644 --- a/lib/rsa/Kconfig +++ b/lib/rsa/Kconfig @@ -11,7 +11,7 @@ if RSA && DM_RSA
config RSA_SW bool "User driver Model for RSA Modular Exponentiation in software" - depends on DM && DM_RSA && RSA + depends on DM && DM_RSA && RSA && !RSA_HW select RSA_MOD_EXP_SW default y help @@ -20,6 +20,27 @@ config RSA_SW input. See doc/uImage.FIT/signature.txt for more details.
+menuconfig RSA_HW + bool "Use crypto devices to implement RSA Modular Exponentiation" + default y + help + Say Y here to get to see options for hardware crypto devices and + processors. This option alone does not enable the crypto device. + + If you say N,all options in this submenu will be skipped and disabled. + +if RSA_HW + +config FSL_RSA + bool "Implement RSA Modular Exponentiation with FSL crypto accelerator" + depends on DM && DM_RSA && RSA && FSL_CAAM + default y + help + Enables driver for RSA modular exponentiation using Freescale's + cryptographic accelerator - CAAM. + +endif + endif
config RSA_MOD_EXP_SW