1 files changed, 8 insertions, 0 deletions

diff --git a/crypto/asymmetric_keys/Kconfig b/crypto/asymmetric_keys/Kconfig
index cad29b3efa0e..bbfccaa35293 100644
--- a/crypto/asymmetric_keys/Kconfig
+++ b/crypto/asymmetric_keys/Kconfig
@@ -9,5 +9,13 @@ menuconfig ASYMMETRIC_KEY_TYPE
 
 if ASYMMETRIC_KEY_TYPE
 
+config ASYMMETRIC_PUBLIC_KEY_SUBTYPE
+        tristate "Asymmetric public-key crypto algorithm subtype"
+        select MPILIB
+        help
+          This option provides support for asymmetric public key type handling.
+          If signature generation and/or verification are to be used,
+          appropriate hash algorithms (such as SHA-1) must be available.
+          ENOPKG will be reported if the requisite algorithm is unavailable.
 
 endif # ASYMMETRIC_KEY_TYPE