diff --git a/ChangeLog b/ChangeLog
index 986af60769..45c03fbd89 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -10765,3 +10765,8 @@
 	  it is symmetric with the sporadic stuff.  Integrate the sporadic
 	  scheduler into the time tick interrupt handling and into the tickless
 	  operation (2015-07-24).
+	* arch/arm/src/moxart/: Add support for MoxaRT SoC found in the most
+	  Moxa serial converters such as NP51x0, NP66xx, UC72xx.  From Anton
+	  D. Kachalov (2015-07-29).
+	* configs/moxa: Moxa NP51x0 series of 2-port advanced RS-232/422/485
+	  serial device servers.  From Anton D. Kachalov (2015-07-29).
diff --git a/arch b/arch
index d181c8575c..c1b542b3de 160000
--- a/arch
+++ b/arch
@@ -1 +1 @@
-Subproject commit d181c8575cf1fa9fe554088d2bc9584041787a0c
+Subproject commit c1b542b3deae5678045d5c44f9c6d83b2e6da21f
diff --git a/configs b/configs
index 49964cee28..e098a90e99 160000
--- a/configs
+++ b/configs
@@ -1 +1 @@
-Subproject commit 49964cee284c149bea6af8b94a52ad4c4abeea0d
+Subproject commit e098a90e99ca1268e121cebd7942d7c17a48e114