Remove MBEDTLS_ECDSA_GENKEY_ALT

Signed-off-by: Thomas Daubney <[email protected]>

include/mbedtls/check_config.h

@@ -184,10 +184,6 @@
 #error "MBEDTLS_ECJPAKE_C defined, but not all prerequisites"
 #endif
 
-#if defined(MBEDTLS_ECP_RESTARTABLE) && defined(MBEDTLS_ECDSA_GENKEY_ALT)
-#error "MBEDTLS_ECP_RESTARTABLE defined, but it cannot coexist with an alternative ECP implementation"
-#endif
-
 #if defined(MBEDTLS_ECP_RESTARTABLE)           && \
     !defined(MBEDTLS_ECP_C)
 #error "MBEDTLS_ECP_RESTARTABLE defined, but not all prerequisites"

include/mbedtls/mbedtls_config.h

@@ -350,8 +350,6 @@
  */
 //#define MBEDTLS_TIMING_ALT
 
-//#define MBEDTLS_ECDSA_GENKEY_ALT
-
 /**
  * \def MBEDTLS_ENTROPY_HARDWARE_ALT
  *

tf-psa-crypto/drivers/builtin/src/ecdsa.c

@@ -739,7 +739,6 @@ cleanup:
     return ret;
 }
 
-#if !defined(MBEDTLS_ECDSA_GENKEY_ALT)
 /*
  * Generate key pair
  */
@@ -755,7 +754,6 @@ int mbedtls_ecdsa_genkey(mbedtls_ecdsa_context *ctx, mbedtls_ecp_group_id gid,
     return mbedtls_ecp_gen_keypair(&ctx->grp, &ctx->d,
                                    &ctx->Q, f_rng, p_rng);
 }
-#endif /* !MBEDTLS_ECDSA_GENKEY_ALT */
 
 /*
  * Set context from an mbedtls_ecp_keypair