From 82e147361471af253be9d353ba43dadc8755918a Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Fri, 12 Jun 2015 07:44:44 -0600
Subject: [PATCH] Teensy-3.1: Calibrate delay loop

---
 configs/teensy-3.x/README.txt    | 4 +++-
 configs/teensy-3.x/nsh/defconfig | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/configs/teensy-3.x/README.txt b/configs/teensy-3.x/README.txt
index b6b943d1d2..622fd16aa4 100644
--- a/configs/teensy-3.x/README.txt
+++ b/configs/teensy-3.x/README.txt
@@ -55,9 +55,11 @@ Contents
 STATUS
 ======
 
-  2005-06-11:
+  2015-06-11:
     After some extended tinkering with the PLL setup, the Teensy-3.1 is
     fully functional using the basic NSH configuration.
+  2015-06-12:
+    Fix LED (need high drive strength).  Calibrate delay loop.
 
 Pin Configuration
 =================
diff --git a/configs/teensy-3.x/nsh/defconfig b/configs/teensy-3.x/nsh/defconfig
index b76d8e2f12..0604b7bff4 100644
--- a/configs/teensy-3.x/nsh/defconfig
+++ b/configs/teensy-3.x/nsh/defconfig
@@ -242,7 +242,7 @@ CONFIG_ARCH_HAVE_RAMVECTORS=y
 #
 # Board Settings
 #
-CONFIG_BOARD_LOOPSPERMSEC=16717
+CONFIG_BOARD_LOOPSPERMSEC=6024
 # CONFIG_ARCH_CALIBRATION is not set
 
 #