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diff --git a/roms/skiboot/libstb/crypto/mbedtls/configs/config-thread.h b/roms/skiboot/libstb/crypto/mbedtls/configs/config-thread.h
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index 000000000..25db16bf0
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+++ b/roms/skiboot/libstb/crypto/mbedtls/configs/config-thread.h
@@ -0,0 +1,94 @@
+/**
+ * \file config-thread.h
+ *
+ * \brief Minimal configuration for using TLS as part of Thread
+ */
+/*
+ *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *  not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  This file is part of mbed TLS (https://tls.mbed.org)
+ */
+
+/*
+ * Minimal configuration for using TLS a part of Thread
+ * http://threadgroup.org/
+ *
+ * Distinguishing features:
+ * - no RSA or classic DH, fully based on ECC
+ * - no X.509
+ * - support for experimental EC J-PAKE key exchange
+ *
+ * See README.txt for usage instructions.
+ */
+
+#ifndef MBEDTLS_CONFIG_H
+#define MBEDTLS_CONFIG_H
+
+/* System support */
+#define MBEDTLS_HAVE_ASM
+
+/* mbed TLS feature support */
+#define MBEDTLS_AES_ROM_TABLES
+#define MBEDTLS_ECP_DP_SECP256R1_ENABLED
+#define MBEDTLS_ECP_NIST_OPTIM
+#define MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED
+#define MBEDTLS_SSL_MAX_FRAGMENT_LENGTH
+#define MBEDTLS_SSL_PROTO_TLS1_2
+#define MBEDTLS_SSL_PROTO_DTLS
+#define MBEDTLS_SSL_DTLS_ANTI_REPLAY
+#define MBEDTLS_SSL_DTLS_HELLO_VERIFY
+#define MBEDTLS_SSL_EXPORT_KEYS
+
+/* mbed TLS modules */
+#define MBEDTLS_AES_C
+#define MBEDTLS_ASN1_PARSE_C
+#define MBEDTLS_ASN1_WRITE_C
+#define MBEDTLS_BIGNUM_C
+#define MBEDTLS_CCM_C
+#define MBEDTLS_CIPHER_C
+#define MBEDTLS_CTR_DRBG_C
+#define MBEDTLS_CMAC_C
+#define MBEDTLS_ECJPAKE_C
+#define MBEDTLS_ECP_C
+#define MBEDTLS_ENTROPY_C
+#define MBEDTLS_HMAC_DRBG_C
+#define MBEDTLS_MD_C
+#define MBEDTLS_OID_C
+#define MBEDTLS_PK_C
+#define MBEDTLS_PK_PARSE_C
+#define MBEDTLS_SHA256_C
+#define MBEDTLS_SSL_COOKIE_C
+#define MBEDTLS_SSL_CLI_C
+#define MBEDTLS_SSL_SRV_C
+#define MBEDTLS_SSL_TLS_C
+
+/* For tests using ssl-opt.sh */
+#define MBEDTLS_NET_C
+#define MBEDTLS_TIMING_C
+
+/* Save RAM at the expense of ROM */
+#define MBEDTLS_AES_ROM_TABLES
+
+/* Save RAM by adjusting to our exact needs */
+#define MBEDTLS_ECP_MAX_BITS             256
+#define MBEDTLS_MPI_MAX_SIZE              32 // 256 bits is 32 bytes
+
+/* Save ROM and a few bytes of RAM by specifying our own ciphersuite list */
+#define MBEDTLS_SSL_CIPHERSUITES MBEDTLS_TLS_ECJPAKE_WITH_AES_128_CCM_8
+
+#include "mbedtls/check_config.h"
+
+#endif /* MBEDTLS_CONFIG_H */