TinyCrypt Config: Allow TC replacing legacy ECDSA in check_config.h
diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index 33bd8ec..3ed61ed 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -287,9 +287,9 @@
 #error "MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED defined, but not all prerequisites"
 #endif
 
-#if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED) &&                \
-    ( !( defined(MBEDTLS_ECDH_C) || defined(MBEDTLS_USE_TINYCRYPT) ) || \
-      !defined(MBEDTLS_ECDSA_C) ||                                      \
+#if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED) &&                 \
+    ( !( defined(MBEDTLS_ECDH_C)  || defined(MBEDTLS_USE_TINYCRYPT) ) || \
+      !( defined(MBEDTLS_ECDSA_C) || defined(MBEDTLS_USE_TINYCRYPT) ) || \
       !defined(MBEDTLS_X509_CRT_PARSE_C) )
 #error "MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED defined, but not all prerequisites"
 #endif
@@ -337,8 +337,10 @@
 #error "MBEDTLS_PEM_WRITE_C defined, but not all prerequisites"
 #endif
 
-#if defined(MBEDTLS_PK_C) && \
-    ( !defined(MBEDTLS_RSA_C) && !defined(MBEDTLS_ECP_C) )
+#if defined(MBEDTLS_PK_C) &&                    \
+    ( !defined(MBEDTLS_RSA_C) &&                \
+      !defined(MBEDTLS_ECP_C) &&                \
+      !defined(MBEDTLS_USE_TINYCRYPT) )
 #error "MBEDTLS_PK_C defined, but not all prerequisites"
 #endif