MbedTLS: disable SHA512, AES ROM tables, RSA; enable ECDH

Author: pennam

Diff for: mbedtls_config.h

@@ -6,6 +6,22 @@
 #define MBEDTLS_CIPHER_MODE_CTR
 #endif
 
-#if defined (MBEDTLS_SHA1_C)
+#if defined(MBEDTLS_SHA1_C)
 #undef MBEDTLS_SHA1_C
 #endif
+
+#if defined(MBEDTLS_SHA512_C)
+#undef MBEDTLS_SHA512_C
+#endif
+
+#if defined(MBEDTLS_AES_ROM_TABLES)
+#undef MBEDTLS_AES_ROM_TABLES
+#endif
+
+#if defined(MBEDTLS_RSA_C)
+#undef MBEDTLS_RSA_C
+#endif
+
+#if !defined(MBEDTLS_ECDH_C)
+#define MBEDTLS_ECDH_C
+#endif