From e8f2f33911f49d8a21af8a3b056702666c448fcf Mon Sep 17 00:00:00 2001
From: David Sidrane <david_s5@nscdg.com>
Date: Thu, 15 Jun 2017 15:25:30 -1000
Subject: [PATCH] Updated NuttX submodule to upstream 7.21+ ==upstream

   PX4 contrib for samv7 twihs (i2c) driver ref counting.
---
 NuttX | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/NuttX b/NuttX
index f3c65d3fd3..2b2001afc8 160000
--- a/NuttX
+++ b/NuttX
@@ -1 +1 @@
-Subproject commit f3c65d3fd3cbb407f6dc9c12199ce9a61d752767
+Subproject commit 2b2001afc85653f00b55b492c01f8add8b85d6bd