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Diffstat (limited to 'nuttx/arch/arm/src/sam34/chip/sam3u_wdt.h')
-rw-r--r--nuttx/arch/arm/src/sam34/chip/sam3u_wdt.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/nuttx/arch/arm/src/sam34/chip/sam3u_wdt.h b/nuttx/arch/arm/src/sam34/chip/sam3u_wdt.h
index 04132cd4b..d62398972 100644
--- a/nuttx/arch/arm/src/sam34/chip/sam3u_wdt.h
+++ b/nuttx/arch/arm/src/sam34/chip/sam3u_wdt.h
@@ -1,6 +1,6 @@
/****************************************************************************************
* arch/arm/src/sam34/chip/sam3u_wdt.h
- * Watchdog Timer (WDT) definitions for the SAM3U and SAM4S
+ * Watchdog Timer (WDT) definitions for the SAM3U, SAM3X, SAM3A, and SAM4S
*
* Copyright (C) 2009, 2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
@@ -68,6 +68,7 @@
#define WDT_CR_WDRSTT (1 << 0) /* Bit 0: Watchdog Rest */
#define WDT_CR_KEY_SHIFT (24) /* Bits 24-31: Password */
#define WDT_CR_KEY_MASK (0xff << WDT_CR_KEY_SHIFT)
+# define WDT_CR_KEY (0xa5 << WDT_CR_KEY_SHIFT)
/* Watchdog Timer Mode Register */