new file mode 100644
@@ -0,0 +1,38 @@
+From 63f5b85e700677270197d176475be609187e9cdb Mon Sep 17 00:00:00 2001
+From: Aurelien Jarno <aurelien@aurel32.net>
+Date: Sat, 3 Nov 2018 00:46:06 +0100
+Subject: [PATCH] bn_mul.h: require at least ARMv6 to enable the ARM DSP code
+
+Commit 16b1bd89326e "bn_mul.h: add ARM DSP optimized MULADDC code"
+added some ARM DSP instructions that was assumed to always be available
+when __ARM_FEATURE_DSP is defined to 1. Unfortunately it appears that
+the ARMv5TE architecture (GCC flag -march=armv5te) supports the DSP
+instructions, but only in Thumb mode and not in ARM mode, despite
+defining __ARM_FEATURE_DSP in both cases.
+
+This patch fixes the build issue by requiring at least ARMv6 in addition
+to the DSP feature.
+
+[Upstream status: https://github.com/ARMmbed/mbedtls/pull/2169]
+Signed-off-by: Pierre-Jean Texier <pjtexier@koncepto.io>
+---
+ include/mbedtls/bn_mul.h | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/include/mbedtls/bn_mul.h b/include/mbedtls/bn_mul.h
+index 0af694c..565615f 100644
+--- a/include/mbedtls/bn_mul.h
++++ b/include/mbedtls/bn_mul.h
+@@ -636,7 +636,8 @@
+ "r6", "r7", "r8", "r9", "cc" \
+ );
+
+-#elif defined (__ARM_FEATURE_DSP) && (__ARM_FEATURE_DSP == 1)
++#elif (__ARM_ARCH >= 6) && \
++ defined (__ARM_FEATURE_DSP) && (__ARM_FEATURE_DSP == 1)
+
+ #define MULADDC_INIT \
+ asm(
+--
+2.7.4
+
@@ -1,5 +1,5 @@
-# From https://tls.mbed.org/tech-updates/releases/mbedtls-2.16.0-2.7.9-and-2.1.18-released
-sha1 70dc65f3f6f6b2392b821163be7f1f634f0012c8 mbedtls-2.7.9-apache.tgz
-sha256 18e57260b46579245744adb79c2924194dad36aac38c2d0be9e749b9181c706f mbedtls-2.7.9-apache.tgz
+# From https://tls.mbed.org/tech-updates/releases/mbedtls-2.16.2-and-2.7.11-released
+sha1 ba809acfd4b41b86895b92e98d936695b5b62b73 mbedtls-2.16.2-apache.tgz
+sha256 a6834fcd7b7e64b83dfaaa6ee695198cb5019a929b2806cb0162e049f98206a4 mbedtls-2.16.2-apache.tgz
# Locally calculated
sha256 cfc7749b96f63bd31c3c42b5c471bf756814053e847c10f3eb003417bc523d30 apache-2.0.txt
@@ -5,7 +5,7 @@
################################################################################
MBEDTLS_SITE = https://tls.mbed.org/code/releases
-MBEDTLS_VERSION = 2.7.9
+MBEDTLS_VERSION = 2.16.2
MBEDTLS_SOURCE = mbedtls-$(MBEDTLS_VERSION)-apache.tgz
MBEDTLS_CONF_OPTS = \
-DENABLE_PROGRAMS=$(if $(BR2_PACKAGE_MBEDTLS_PROGRAMS),ON,OFF) \