From c718df6a260cc38fcafed0ea28e058d67d3d96b7 Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Sat, 23 May 2015 08:55:06 -0600
Subject: [PATCH] SAMD/L: Change ordering of some initialization steps to match
 Atmel sample code.  Add Errate 13134 support.  SAML wait states changed to 1.
  Sample code is using 0

---
 configs/saml21-xplained/include/board.h | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/configs/saml21-xplained/include/board.h b/configs/saml21-xplained/include/board.h
index 2b30631807a..7b3c104afd7 100644
--- a/configs/saml21-xplained/include/board.h
+++ b/configs/saml21-xplained/include/board.h
@@ -392,6 +392,7 @@
 
 /* FLASH wait states
  *
+ * REVISIT: These values come from the SAMD20
  * Vdd Range     Wait states    Maximum Operating Frequency
  * ------------- -------------- ---------------------------
  * 1.62V to 2.7V  0             14 MHz
@@ -402,10 +403,10 @@
  *                1             48 MHz
  */
 
-#if 0 /* REVISIT -- should not be necessary */
-#  define BOARD_FLASH_WAITSTATES     1
+#if 0 /* REVISIT -- Sample code is running with zero wait states */
+#  define BOARD_FLASH_WAITSTATES     0
 #else
-#  define BOARD_FLASH_WAITSTATES     2
+#  define BOARD_FLASH_WAITSTATES     1
 #endif
 
 /* SERCOM definitions ***************************************************************/