From 234cc5b7bfe24abd31bb9bf2b3f4246ecedecbc1 Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Wed, 25 Feb 2015 08:12:31 -0600
Subject: [PATCH] SAM4CM free-running time: Change overflow type from uint16 to
 uint32.  From Max Neklyudov.

---
 arch/arm/src/sam34/sam4cm_freerun.c | 2 +-
 arch/arm/src/sam34/sam4cm_freerun.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/src/sam34/sam4cm_freerun.c b/arch/arm/src/sam34/sam4cm_freerun.c
index 386417109ca..1deb4c37105 100644
--- a/arch/arm/src/sam34/sam4cm_freerun.c
+++ b/arch/arm/src/sam34/sam4cm_freerun.c
@@ -85,7 +85,7 @@
 static void sam_freerun_handler(TC_HANDLE tch, void *arg, uint32_t sr)
 {
   struct sam_freerun_s *freerun = (struct sam_freerun_s *)arg;
-  DEBUGASSERT(freerun && freerun->overflow < UINT16_MAX);
+  DEBUGASSERT(freerun && freerun->overflow < UINT32_MAX);
   freerun->overflow++;
 }
 
diff --git a/arch/arm/src/sam34/sam4cm_freerun.h b/arch/arm/src/sam34/sam4cm_freerun.h
index 052f9ef6f57..da4d56a8436 100644
--- a/arch/arm/src/sam34/sam4cm_freerun.h
+++ b/arch/arm/src/sam34/sam4cm_freerun.h
@@ -63,7 +63,7 @@ struct sam_freerun_s
 {
   uint8_t chan;              /* The timer/counter in use */
   bool running;              /* True: the timer is running */
-  uint16_t overflow;         /* Timer counter overflow */
+  uint32_t overflow;         /* Timer counter overflow */
   TC_HANDLE tch;             /* Handle returned by sam_tc_initialize() */
 };