diff --git a/ChangeLog b/ChangeLog
index c13d623734a..d0b605d21f6 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -11597,4 +11597,6 @@
 	* apps/configs/vsn:  Removed the VSN configuration from the main NuttX
 	  repository.  The VSN can still be found in the Obsoleted repository
 	  (along with a full explanation in the README file there) (2016-03-29).
-
+	* arch/arm/src/armv7-m and stm32:  Add support for the IAR toolchain for
+	  the limited case of the ARMv7-M architecture and the STM32 chip.  From
+	  Aleksandr Vyhovanec (2016-04-02).
diff --git a/arch b/arch
index f0c71ad7354..2eab1d64826 160000
--- a/arch
+++ b/arch
@@ -1 +1 @@
-Subproject commit f0c71ad73547a2c5305af5cd91dab496fd5ae54f
+Subproject commit 2eab1d6482612e2e8d7c6b226a5275694a8d682b
diff --git a/configs b/configs
index 79bf36885d1..f76edf9dcd8 160000
--- a/configs
+++ b/configs
@@ -1 +1 @@
-Subproject commit 79bf36885d105d6ec3179d6a4831a4e48dc38196
+Subproject commit f76edf9dcd8643836ba9ab38cdf3e95b7087b85f