From ed54a9a515cd4fd8da241723e51f1335d1aa7085 Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Tue, 12 Oct 2010 00:39:15 +0000
Subject: [PATCH] Add GPIO header file

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2996 42af7a65-404d-4744-a932-0658087f49c3
---
 arch/avr/src/at91uc3/at91uc3_gpio.h | 437 ++++++++++++++++++++++++++++
 arch/avr/src/at91uc3/at91uc3_wdt.h  |   2 +-
 2 files changed, 438 insertions(+), 1 deletion(-)
 create mode 100755 arch/avr/src/at91uc3/at91uc3_gpio.h

diff --git a/arch/avr/src/at91uc3/at91uc3_gpio.h b/arch/avr/src/at91uc3/at91uc3_gpio.h
new file mode 100755
index 0000000000..44a52ab316
--- /dev/null
+++ b/arch/avr/src/at91uc3/at91uc3_gpio.h
@@ -0,0 +1,437 @@
+/************************************************************************************
+ * arch/avr/src/at91uc3/at91uc3_gpio.h
+ *
+ *   Copyright (C) 2010 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ************************************************************************************/
+
+#ifndef __ARCH_AVR_SRC_AT91UC3_AT91UC3_GPIO_H
+#define __ARCH_AVR_SRC_AT91UC3_AT91UC3_GPIO_H
+
+/************************************************************************************
+ * Included Files
+ ************************************************************************************/
+
+#include <nuttx/config.h>
+
+/************************************************************************************
+ * Pre-processor Definitions
+ ************************************************************************************/
+/* Port Identifiers *****************************************************************/
+
+#define AVR32_GPIO0              0       /* General Purpose Input/Output Port 0 */
+#define AVR32_GPIO1              1       /* General Purpose Input/Output Port 1 */
+#define AVR32_GPIO2              2       /* General Purpose Input/Output Port 2 */
+#define AVR32_GPIO3              3       /* General Purpose Input/Output Port 3 */
+#define AVR32_GPIO4              4       /* General Purpose Input/Output Port 4 */
+
+/* Port Offsets *********************************************************************/
+
+#define AVR32_GPIOn_OFFSET(n)    ((n) << 8)
+#define AVR32_GPIO0_OFFSET       0x0000   /* General Purpose Input/Output Port 0 */
+#define AVR32_GPIO1_OFFSET       0x0100   /* General Purpose Input/Output Port 1 */
+#define AVR32_GPIO2_OFFSET       0x0200   /* General Purpose Input/Output Port 2 */
+#define AVR32_GPIO3_OFFSET       0x0300   /* General Purpose Input/Output Port 3 */
+#define AVR32_GPIO4_OFFSET       0x0400   /* General Purpose Input/Output Port 4 */
+
+/* Register offsets *****************************************************************/
+
+#define AVR32_GPIO_GPER_OFFSET   0x00     /* GPIO Enable Register */
+#define AVR32_GPIO_GPERS_OFFSET  0x04     /* GPIO Enable Register Set */
+#define AVR32_GPIO_GPERC_OFFSET  0x08     /* GPIO Enable Register Clear */
+#define AVR32_GPIO_GPERT_OFFSET  0x0c     /* GPIO Enable Register Toggle */
+#define AVR32_GPIO_PMR0_OFFSET   0x10     /* Peripheral Mux Register 0 */
+#define AVR32_GPIO_PMR0S_OFFSET  0x14     /* Peripheral Mux Register 0 Set */
+#define AVR32_GPIO_PMR0C_OFFSET  0x18     /* Peripheral Mux Register 0 Clear */
+#define AVR32_GPIO_PMR0T_OFFSET  0x1c     /* Peripheral Mux Register 0 Toggle */
+#define AVR32_GPIO_PMR1_OFFSET   0x20     /* Peripheral Mux Register 1 */
+#define AVR32_GPIO_PMR1S_OFFSET  0x24     /* Peripheral Mux Register 1 Set */
+#define AVR32_GPIO_PMR1C_OFFSET  0x28     /* Peripheral Mux Register 1 Clear */
+#define AVR32_GPIO_PMR1T_OFFSET  0x2c     /* Peripheral Mux Register 1 Toggle */
+#define AVR32_GPIO_ODER_OFFSET   0x40     /* Output Driver Enable Register */
+#define AVR32_GPIO_ODERS_OFFSET  0x44     /* Output Driver Enable Register Set */
+#define AVR32_GPIO_ODERC_OFFSET  0x48     /* Output Driver Enable Register Clear */
+#define AVR32_GPIO_ODERT_OFFSET  0x4c     /* Output Driver Enable Register Toggle */
+#define AVR32_GPIO_OVR_OFFSET    0x50     /* Output Value Register */
+#define AVR32_GPIO_OVRS_OFFSET   0x54     /* Output Value Register Set */
+#define AVR32_GPIO_OVRC_OFFSET   0x58     /* Output Value Register Clear */
+#define AVR32_GPIO_OVRT_OFFSET   0x5c     /* Output Value Register Toggle */
+#define AVR32_GPIO_PVR_OFFSET    0x60     /* Pin Value Register Read */
+#define AVR32_GPIO_PUER_OFFSET   0x70     /* Pull-up Enable Register */
+#define AVR32_GPIO_PUERS_OFFSET  0x74     /* Pull-up Enable Register Set */
+#define AVR32_GPIO_PUERC_OFFSET  0x78     /* Pull-up Enable Register Clear */
+#define AVR32_GPIO_PUERT_OFFSET  0x7c     /* Pull-up Enable Register Toggle */
+#define AVR32_GPIO_IER_OFFSET    0x90     /* Interrupt Enable Register */
+#define AVR32_GPIO_IERS_OFFSET   0x94     /* Interrupt Enable Register Set */
+#define AVR32_GPIO_IERC_OFFSET   0x98     /* Interrupt Enable Register Clear */
+#define AVR32_GPIO_IERT_OFFSET   0x9c     /* Interrupt Enable Register Toggle */
+#define AVR32_GPIO_IMR0_OFFSET   0xa0     /* Interrupt Mode Register 0  */
+#define AVR32_GPIO_IMR0S_OFFSET  0xa4     /* Interrupt Mode Register 0 Set */
+#define AVR32_GPIO_IMR0C_OFFSET  0xa8     /* Interrupt Mode Register 0 Clear */
+#define AVR32_GPIO_IMR0T_OFFSET  0xac     /* Interrupt Mode Register 0 Toggle */
+#define AVR32_GPIO_IMR1_OFFSET   0xb0     /* Interrupt Mode Register 1  */
+#define AVR32_GPIO_IMR1S_OFFSET  0xb4     /* Interrupt Mode Register 1 Set */
+#define AVR32_GPIO_IMR1C_OFFSET  0xb8     /* Interrupt Mode Register 1 Clear */
+#define AVR32_GPIO_IMR1T_OFFSET  0xbc     /* Interrupt Mode Register 1 Toggle */
+#define AVR32_GPIO_GFER_OFFSET   0xc0     /* Glitch Filter Enable Register  */
+#define AVR32_GPIO_GFERS_OFFSET  0xc4     /* Glitch Filter Enable Register Set */
+#define AVR32_GPIO_GFERC_OFFSET  0xc8     /* Glitch Filter Enable Register Clear */
+#define AVR32_GPIO_GFERT_OFFSET  0xcc     /* Glitch Filter Enable Register Toggle */
+#define AVR32_GPIO_IFR_OFFSET    0xd0     /* Interrupt Flag Register Read */
+#define AVR32_GPIO_IFRC_OFFSET   0xd8     /* Interrupt Flag Register Clear */
+
+/* Port Base Addresses **************************************************************/
+
+#define AVR32_GPIOn_BASE(n)      (AVR32_GPIO_BASE+AVR32_GPIO_OFFSET(n))
+#define AVR32_GPIO0_BASE         (AVR32_GPIO_BASE+AVR32_GPIO0_OFFSET)
+#define AVR32_GPIO1_BASE         (AVR32_GPIO_BASE+AVR32_GPIO1_OFFSET)
+#define AVR32_GPIO2_BASE         (AVR32_GPIO_BASE+AVR32_GPIO2_OFFSET)
+#define AVR32_GPIO3_BASE         (AVR32_GPIO_BASE+AVR32_GPIO3_OFFSET)
+#define AVR32_GPIO4_BASE         (AVR32_GPIO_BASE+AVR32_GPIO4_OFFSET)
+
+/* Register Addresses ***************************************************************/
+
+#define AVR32_GPIO_GPER(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_GPER_OFFSET)
+#define AVR32_GPIO_GPERS(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_GPERS_OFFSET)
+#define AVR32_GPIO_GPERC(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_GPERC_OFFSET)
+#define AVR32_GPIO_GPERT(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_GPERT_OFFSET)
+#define AVR32_GPIO_PMR0(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PMR0_OFFSET)
+#define AVR32_GPIO_PMR0S(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PMR0S_OFFSET)
+#define AVR32_GPIO_PMR0C(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PMR0C_OFFSET)
+#define AVR32_GPIO_PMR0T(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PMR0T_OFFSET)
+#define AVR32_GPIO_PMR1(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PMR1_OFFSET)
+#define AVR32_GPIO_PMR1S(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PMR1S_OFFSET)
+#define AVR32_GPIO_PMR1C(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PMR1C_OFFSET)
+#define AVR32_GPIO_PMR1T(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PMR1T_OFFSET)
+#define AVR32_GPIO_ODER(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_ODER_OFFSET)
+#define AVR32_GPIO_ODERS(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_ODERS_OFFSET)
+#define AVR32_GPIO_ODERC(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_ODERC_OFFSET)
+#define AVR32_GPIO_ODERT(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_ODERT_OFFSET)
+#define AVR32_GPIO_OVR(n)        (AVR32_GPIOn_BASE(n)+AVR32_GPIO_OVR_OFFSET)
+#define AVR32_GPIO_OVRS(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_OVRS_OFFSET)
+#define AVR32_GPIO_OVRC(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_OVRC_OFFSET)
+#define AVR32_GPIO_OVRT(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_OVRT_OFFSET)
+#define AVR32_GPIO_PVR(n)        (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PVR_OFFSET)
+#define AVR32_GPIO_PUER(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PUER_OFFSET)
+#define AVR32_GPIO_PUERS(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PUERS_OFFSET)
+#define AVR32_GPIO_PUERC(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PUERC_OFFSET)
+#define AVR32_GPIO_PUERT(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_PUERT_OFFSET)
+#define AVR32_GPIO_IER(n)        (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IER_OFFSET)
+#define AVR32_GPIO_IERS(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IERS_OFFSET)
+#define AVR32_GPIO_IERC(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IERC_OFFSET)
+#define AVR32_GPIO_IERT(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IERT_OFFSET)
+#define AVR32_GPIO_IMR0(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IMR0_OFFSET)
+#define AVR32_GPIO_IMR0S(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IMR0S_OFFSET)
+#define AVR32_GPIO_IMR0C(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IMR0C_OFFSET)
+#define AVR32_GPIO_IMR0T(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IMR0T_OFFSET)
+#define AVR32_GPIO_IMR1(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IMR1_OFFSET)
+#define AVR32_GPIO_IMR1S(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IMR1S_OFFSET)
+#define AVR32_GPIO_IMR1C(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IMR1C_OFFSET)
+#define AVR32_GPIO_IMR1T(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IMR1T_OFFSET)
+#define AVR32_GPIO_GFER(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_GFER_OFFSET)
+#define AVR32_GPIO_GFERS(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_GFERS_OFFSET)
+#define AVR32_GPIO_GFERC(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_GFERC_OFFSET)
+#define AVR32_GPIO_GFERT(n)      (AVR32_GPIOn_BASE(n)+AVR32_GPIO_GFERT_OFFSET)
+#define AVR32_GPIO_IFR(n)        (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IFR_OFFSET)
+#define AVR32_GPIO_IFRC(n)       (AVR32_GPIOn_BASE(n)+AVR32_GPIO_IFRC_OFFSET)
+
+#define AVR32_GPIO0_GPER         (AVR32_GPIO0_BASE+AVR32_GPIO_GPER_OFFSET)
+#define AVR32_GPIO0_GPERS        (AVR32_GPIO0_BASE+AVR32_GPIO_GPERS_OFFSET)
+#define AVR32_GPIO0_GPERC        (AVR32_GPIO0_BASE+AVR32_GPIO_GPERC_OFFSET)
+#define AVR32_GPIO0_GPERT        (AVR32_GPIO0_BASE+AVR32_GPIO_GPERT_OFFSET)
+#define AVR32_GPIO0_PMR0         (AVR32_GPIO0_BASE+AVR32_GPIO_PMR0_OFFSET)
+#define AVR32_GPIO0_PMR0S        (AVR32_GPIO0_BASE+AVR32_GPIO_PMR0S_OFFSET)
+#define AVR32_GPIO0_PMR0C        (AVR32_GPIO0_BASE+AVR32_GPIO_PMR0C_OFFSET)
+#define AVR32_GPIO0_PMR0T        (AVR32_GPIO0_BASE+AVR32_GPIO_PMR0T_OFFSET)
+#define AVR32_GPIO0_PMR1         (AVR32_GPIO0_BASE+AVR32_GPIO_PMR1_OFFSET)
+#define AVR32_GPIO0_PMR1S        (AVR32_GPIO0_BASE+AVR32_GPIO_PMR1S_OFFSET)
+#define AVR32_GPIO0_PMR1C        (AVR32_GPIO0_BASE+AVR32_GPIO_PMR1C_OFFSET)
+#define AVR32_GPIO0_PMR1T        (AVR32_GPIO0_BASE+AVR32_GPIO_PMR1T_OFFSET)
+#define AVR32_GPIO0_ODER         (AVR32_GPIO0_BASE+AVR32_GPIO_ODER_OFFSET)
+#define AVR32_GPIO0_ODERS        (AVR32_GPIO0_BASE+AVR32_GPIO_ODERS_OFFSET)
+#define AVR32_GPIO0_ODERC        (AVR32_GPIO0_BASE+AVR32_GPIO_ODERC_OFFSET)
+#define AVR32_GPIO0_ODERT        (AVR32_GPIO0_BASE+AVR32_GPIO_ODERT_OFFSET)
+#define AVR32_GPIO0_OVR          (AVR32_GPIO0_BASE+AVR32_GPIO_OVR_OFFSET)
+#define AVR32_GPIO0_OVRS         (AVR32_GPIO0_BASE+AVR32_GPIO_OVRS_OFFSET)
+#define AVR32_GPIO0_OVRC         (AVR32_GPIO0_BASE+AVR32_GPIO_OVRC_OFFSET)
+#define AVR32_GPIO0_OVRT         (AVR32_GPIO0_BASE+AVR32_GPIO_OVRT_OFFSET)
+#define AVR32_GPIO0_PVR          (AVR32_GPIO0_BASE+AVR32_GPIO_PVR_OFFSET)
+#define AVR32_GPIO0_PUER         (AVR32_GPIO0_BASE+AVR32_GPIO_PUER_OFFSET)
+#define AVR32_GPIO0_PUERS        (AVR32_GPIO0_BASE+AVR32_GPIO_PUERS_OFFSET)
+#define AVR32_GPIO0_PUERC        (AVR32_GPIO0_BASE+AVR32_GPIO_PUERC_OFFSET)
+#define AVR32_GPIO0_PUERT        (AVR32_GPIO0_BASE+AVR32_GPIO_PUERT_OFFSET)
+#define AVR32_GPIO0_IER          (AVR32_GPIO0_BASE+AVR32_GPIO_IER_OFFSET)
+#define AVR32_GPIO0_IERS         (AVR32_GPIO0_BASE+AVR32_GPIO_IERS_OFFSET)
+#define AVR32_GPIO0_IERC         (AVR32_GPIO0_BASE+AVR32_GPIO_IERC_OFFSET)
+#define AVR32_GPIO0_IERT         (AVR32_GPIO0_BASE+AVR32_GPIO_IERT_OFFSET)
+#define AVR32_GPIO0_IMR0         (AVR32_GPIO0_BASE+AVR32_GPIO_IMR0_OFFSET)
+#define AVR32_GPIO0_IMR0S        (AVR32_GPIO0_BASE+AVR32_GPIO_IMR0S_OFFSET)
+#define AVR32_GPIO0_IMR0C        (AVR32_GPIO0_BASE+AVR32_GPIO_IMR0C_OFFSET)
+#define AVR32_GPIO0_IMR0T        (AVR32_GPIO0_BASE+AVR32_GPIO_IMR0T_OFFSET)
+#define AVR32_GPIO0_IMR1         (AVR32_GPIO0_BASE+AVR32_GPIO_IMR1_OFFSET)
+#define AVR32_GPIO0_IMR1S        (AVR32_GPIO0_BASE+AVR32_GPIO_IMR1S_OFFSET)
+#define AVR32_GPIO0_IMR1C        (AVR32_GPIO0_BASE+AVR32_GPIO_IMR1C_OFFSET)
+#define AVR32_GPIO0_IMR1T        (AVR32_GPIO0_BASE+AVR32_GPIO_IMR1T_OFFSET)
+#define AVR32_GPIO0_GFER         (AVR32_GPIO0_BASE+AVR32_GPIO_GFER_OFFSET)
+#define AVR32_GPIO0_GFERS        (AVR32_GPIO0_BASE+AVR32_GPIO_GFERS_OFFSET)
+#define AVR32_GPIO0_GFERC        (AVR32_GPIO0_BASE+AVR32_GPIO_GFERC_OFFSET)
+#define AVR32_GPIO0_GFERT        (AVR32_GPIO0_BASE+AVR32_GPIO_GFERT_OFFSET)
+#define AVR32_GPIO0_IFR          (AVR32_GPIO0_BASE+AVR32_GPIO_IFR_OFFSET)
+#define AVR32_GPIO0_IFRC         (AVR32_GPIO0_BASE+AVR32_GPIO_IFRC_OFFSET)
+
+#define AVR32_GPIO1_GPER         (AVR32_GPIO1_BASE+AVR32_GPIO_GPER_OFFSET)
+#define AVR32_GPIO1_GPERS        (AVR32_GPIO1_BASE+AVR32_GPIO_GPERS_OFFSET)
+#define AVR32_GPIO1_GPERC        (AVR32_GPIO1_BASE+AVR32_GPIO_GPERC_OFFSET)
+#define AVR32_GPIO1_GPERT        (AVR32_GPIO1_BASE+AVR32_GPIO_GPERT_OFFSET)
+#define AVR32_GPIO1_PMR0         (AVR32_GPIO1_BASE+AVR32_GPIO_PMR0_OFFSET)
+#define AVR32_GPIO1_PMR0S        (AVR32_GPIO1_BASE+AVR32_GPIO_PMR0S_OFFSET)
+#define AVR32_GPIO1_PMR0C        (AVR32_GPIO1_BASE+AVR32_GPIO_PMR0C_OFFSET)
+#define AVR32_GPIO1_PMR0T        (AVR32_GPIO1_BASE+AVR32_GPIO_PMR0T_OFFSET)
+#define AVR32_GPIO1_PMR1         (AVR32_GPIO1_BASE+AVR32_GPIO_PMR1_OFFSET)
+#define AVR32_GPIO1_PMR1S        (AVR32_GPIO1_BASE+AVR32_GPIO_PMR1S_OFFSET)
+#define AVR32_GPIO1_PMR1C        (AVR32_GPIO1_BASE+AVR32_GPIO_PMR1C_OFFSET)
+#define AVR32_GPIO1_PMR1T        (AVR32_GPIO1_BASE+AVR32_GPIO_PMR1T_OFFSET)
+#define AVR32_GPIO1_ODER         (AVR32_GPIO1_BASE+AVR32_GPIO_ODER_OFFSET)
+#define AVR32_GPIO1_ODERS        (AVR32_GPIO1_BASE+AVR32_GPIO_ODERS_OFFSET)
+#define AVR32_GPIO1_ODERC        (AVR32_GPIO1_BASE+AVR32_GPIO_ODERC_OFFSET)
+#define AVR32_GPIO1_ODERT        (AVR32_GPIO1_BASE+AVR32_GPIO_ODERT_OFFSET)
+#define AVR32_GPIO1_OVR          (AVR32_GPIO1_BASE+AVR32_GPIO_OVR_OFFSET)
+#define AVR32_GPIO1_OVRS         (AVR32_GPIO1_BASE+AVR32_GPIO_OVRS_OFFSET)
+#define AVR32_GPIO1_OVRC         (AVR32_GPIO1_BASE+AVR32_GPIO_OVRC_OFFSET)
+#define AVR32_GPIO1_OVRT         (AVR32_GPIO1_BASE+AVR32_GPIO_OVRT_OFFSET)
+#define AVR32_GPIO1_PVR          (AVR32_GPIO1_BASE+AVR32_GPIO_PVR_OFFSET)
+#define AVR32_GPIO1_PUER         (AVR32_GPIO1_BASE+AVR32_GPIO_PUER_OFFSET)
+#define AVR32_GPIO1_PUERS        (AVR32_GPIO1_BASE+AVR32_GPIO_PUERS_OFFSET)
+#define AVR32_GPIO1_PUERC        (AVR32_GPIO1_BASE+AVR32_GPIO_PUERC_OFFSET)
+#define AVR32_GPIO1_PUERT        (AVR32_GPIO1_BASE+AVR32_GPIO_PUERT_OFFSET)
+#define AVR32_GPIO1_IER          (AVR32_GPIO1_BASE+AVR32_GPIO_IER_OFFSET)
+#define AVR32_GPIO1_IERS         (AVR32_GPIO1_BASE+AVR32_GPIO_IERS_OFFSET)
+#define AVR32_GPIO1_IERC         (AVR32_GPIO1_BASE+AVR32_GPIO_IERC_OFFSET)
+#define AVR32_GPIO1_IERT         (AVR32_GPIO1_BASE+AVR32_GPIO_IERT_OFFSET)
+#define AVR32_GPIO1_IMR0         (AVR32_GPIO1_BASE+AVR32_GPIO_IMR0_OFFSET)
+#define AVR32_GPIO1_IMR0S        (AVR32_GPIO1_BASE+AVR32_GPIO_IMR0S_OFFSET)
+#define AVR32_GPIO1_IMR0C        (AVR32_GPIO1_BASE+AVR32_GPIO_IMR0C_OFFSET)
+#define AVR32_GPIO1_IMR0T        (AVR32_GPIO1_BASE+AVR32_GPIO_IMR0T_OFFSET)
+#define AVR32_GPIO1_IMR1         (AVR32_GPIO1_BASE+AVR32_GPIO_IMR1_OFFSET)
+#define AVR32_GPIO1_IMR1S        (AVR32_GPIO1_BASE+AVR32_GPIO_IMR1S_OFFSET)
+#define AVR32_GPIO1_IMR1C        (AVR32_GPIO1_BASE+AVR32_GPIO_IMR1C_OFFSET)
+#define AVR32_GPIO1_IMR1T        (AVR32_GPIO1_BASE+AVR32_GPIO_IMR1T_OFFSET)
+#define AVR32_GPIO1_GFER         (AVR32_GPIO1_BASE+AVR32_GPIO_GFER_OFFSET)
+#define AVR32_GPIO1_GFERS        (AVR32_GPIO1_BASE+AVR32_GPIO_GFERS_OFFSET)
+#define AVR32_GPIO1_GFERC        (AVR32_GPIO1_BASE+AVR32_GPIO_GFERC_OFFSET)
+#define AVR32_GPIO1_GFERT        (AVR32_GPIO1_BASE+AVR32_GPIO_GFERT_OFFSET)
+#define AVR32_GPIO1_IFR          (AVR32_GPIO1_BASE+AVR32_GPIO_IFR_OFFSET)
+#define AVR32_GPIO1_IFRC         (AVR32_GPIO1_BASE+AVR32_GPIO_IFRC_OFFSET)
+
+#define AVR32_GPIO2_GPER         (AVR32_GPIO2_BASE+AVR32_GPIO_GPER_OFFSET)
+#define AVR32_GPIO2_GPERS        (AVR32_GPIO2_BASE+AVR32_GPIO_GPERS_OFFSET)
+#define AVR32_GPIO2_GPERC        (AVR32_GPIO2_BASE+AVR32_GPIO_GPERC_OFFSET)
+#define AVR32_GPIO2_GPERT        (AVR32_GPIO2_BASE+AVR32_GPIO_GPERT_OFFSET)
+#define AVR32_GPIO2_PMR0         (AVR32_GPIO2_BASE+AVR32_GPIO_PMR0_OFFSET)
+#define AVR32_GPIO2_PMR0S        (AVR32_GPIO2_BASE+AVR32_GPIO_PMR0S_OFFSET)
+#define AVR32_GPIO2_PMR0C        (AVR32_GPIO2_BASE+AVR32_GPIO_PMR0C_OFFSET)
+#define AVR32_GPIO2_PMR0T        (AVR32_GPIO2_BASE+AVR32_GPIO_PMR0T_OFFSET)
+#define AVR32_GPIO2_PMR1         (AVR32_GPIO2_BASE+AVR32_GPIO_PMR1_OFFSET)
+#define AVR32_GPIO2_PMR1S        (AVR32_GPIO2_BASE+AVR32_GPIO_PMR1S_OFFSET)
+#define AVR32_GPIO2_PMR1C        (AVR32_GPIO2_BASE+AVR32_GPIO_PMR1C_OFFSET)
+#define AVR32_GPIO2_PMR1T        (AVR32_GPIO2_BASE+AVR32_GPIO_PMR1T_OFFSET)
+#define AVR32_GPIO2_ODER         (AVR32_GPIO2_BASE+AVR32_GPIO_ODER_OFFSET)
+#define AVR32_GPIO2_ODERS        (AVR32_GPIO2_BASE+AVR32_GPIO_ODERS_OFFSET)
+#define AVR32_GPIO2_ODERC        (AVR32_GPIO2_BASE+AVR32_GPIO_ODERC_OFFSET)
+#define AVR32_GPIO2_ODERT        (AVR32_GPIO2_BASE+AVR32_GPIO_ODERT_OFFSET)
+#define AVR32_GPIO2_OVR          (AVR32_GPIO2_BASE+AVR32_GPIO_OVR_OFFSET)
+#define AVR32_GPIO2_OVRS         (AVR32_GPIO2_BASE+AVR32_GPIO_OVRS_OFFSET)
+#define AVR32_GPIO2_OVRC         (AVR32_GPIO2_BASE+AVR32_GPIO_OVRC_OFFSET)
+#define AVR32_GPIO2_OVRT         (AVR32_GPIO2_BASE+AVR32_GPIO_OVRT_OFFSET)
+#define AVR32_GPIO2_PVR          (AVR32_GPIO2_BASE+AVR32_GPIO_PVR_OFFSET)
+#define AVR32_GPIO2_PUER         (AVR32_GPIO2_BASE+AVR32_GPIO_PUER_OFFSET)
+#define AVR32_GPIO2_PUERS        (AVR32_GPIO2_BASE+AVR32_GPIO_PUERS_OFFSET)
+#define AVR32_GPIO2_PUERC        (AVR32_GPIO2_BASE+AVR32_GPIO_PUERC_OFFSET)
+#define AVR32_GPIO2_PUERT        (AVR32_GPIO2_BASE+AVR32_GPIO_PUERT_OFFSET)
+#define AVR32_GPIO2_IER          (AVR32_GPIO2_BASE+AVR32_GPIO_IER_OFFSET)
+#define AVR32_GPIO2_IERS         (AVR32_GPIO2_BASE+AVR32_GPIO_IERS_OFFSET)
+#define AVR32_GPIO2_IERC         (AVR32_GPIO2_BASE+AVR32_GPIO_IERC_OFFSET)
+#define AVR32_GPIO2_IERT         (AVR32_GPIO2_BASE+AVR32_GPIO_IERT_OFFSET)
+#define AVR32_GPIO2_IMR0         (AVR32_GPIO2_BASE+AVR32_GPIO_IMR0_OFFSET)
+#define AVR32_GPIO2_IMR0S        (AVR32_GPIO2_BASE+AVR32_GPIO_IMR0S_OFFSET)
+#define AVR32_GPIO2_IMR0C        (AVR32_GPIO2_BASE+AVR32_GPIO_IMR0C_OFFSET)
+#define AVR32_GPIO2_IMR0T        (AVR32_GPIO2_BASE+AVR32_GPIO_IMR0T_OFFSET)
+#define AVR32_GPIO2_IMR1         (AVR32_GPIO2_BASE+AVR32_GPIO_IMR1_OFFSET)
+#define AVR32_GPIO2_IMR1S        (AVR32_GPIO2_BASE+AVR32_GPIO_IMR1S_OFFSET)
+#define AVR32_GPIO2_IMR1C        (AVR32_GPIO2_BASE+AVR32_GPIO_IMR1C_OFFSET)
+#define AVR32_GPIO2_IMR1T        (AVR32_GPIO2_BASE+AVR32_GPIO_IMR1T_OFFSET)
+#define AVR32_GPIO2_GFER         (AVR32_GPIO2_BASE+AVR32_GPIO_GFER_OFFSET)
+#define AVR32_GPIO2_GFERS        (AVR32_GPIO2_BASE+AVR32_GPIO_GFERS_OFFSET)
+#define AVR32_GPIO2_GFERC        (AVR32_GPIO2_BASE+AVR32_GPIO_GFERC_OFFSET)
+#define AVR32_GPIO2_GFERT        (AVR32_GPIO2_BASE+AVR32_GPIO_GFERT_OFFSET)
+#define AVR32_GPIO2_IFR          (AVR32_GPIO2_BASE+AVR32_GPIO_IFR_OFFSET)
+#define AVR32_GPIO2_IFRC         (AVR32_GPIO2_BASE+AVR32_GPIO_IFRC_OFFSET)
+
+#define AVR32_GPIO3_GPER         (AVR32_GPIO3_BASE+AVR32_GPIO_GPER_OFFSET)
+#define AVR32_GPIO3_GPERS        (AVR32_GPIO3_BASE+AVR32_GPIO_GPERS_OFFSET)
+#define AVR32_GPIO3_GPERC        (AVR32_GPIO3_BASE+AVR32_GPIO_GPERC_OFFSET)
+#define AVR32_GPIO3_GPERT        (AVR32_GPIO3_BASE+AVR32_GPIO_GPERT_OFFSET)
+#define AVR32_GPIO3_PMR0         (AVR32_GPIO3_BASE+AVR32_GPIO_PMR0_OFFSET)
+#define AVR32_GPIO3_PMR0S        (AVR32_GPIO3_BASE+AVR32_GPIO_PMR0S_OFFSET)
+#define AVR32_GPIO3_PMR0C        (AVR32_GPIO3_BASE+AVR32_GPIO_PMR0C_OFFSET)
+#define AVR32_GPIO3_PMR0T        (AVR32_GPIO3_BASE+AVR32_GPIO_PMR0T_OFFSET)
+#define AVR32_GPIO3_PMR1         (AVR32_GPIO3_BASE+AVR32_GPIO_PMR1_OFFSET)
+#define AVR32_GPIO3_PMR1S        (AVR32_GPIO3_BASE+AVR32_GPIO_PMR1S_OFFSET)
+#define AVR32_GPIO3_PMR1C        (AVR32_GPIO3_BASE+AVR32_GPIO_PMR1C_OFFSET)
+#define AVR32_GPIO3_PMR1T        (AVR32_GPIO3_BASE+AVR32_GPIO_PMR1T_OFFSET)
+#define AVR32_GPIO3_ODER         (AVR32_GPIO3_BASE+AVR32_GPIO_ODER_OFFSET)
+#define AVR32_GPIO3_ODERS        (AVR32_GPIO3_BASE+AVR32_GPIO_ODERS_OFFSET)
+#define AVR32_GPIO3_ODERC        (AVR32_GPIO3_BASE+AVR32_GPIO_ODERC_OFFSET)
+#define AVR32_GPIO3_ODERT        (AVR32_GPIO3_BASE+AVR32_GPIO_ODERT_OFFSET)
+#define AVR32_GPIO3_OVR          (AVR32_GPIO3_BASE+AVR32_GPIO_OVR_OFFSET)
+#define AVR32_GPIO3_OVRS         (AVR32_GPIO3_BASE+AVR32_GPIO_OVRS_OFFSET)
+#define AVR32_GPIO3_OVRC         (AVR32_GPIO3_BASE+AVR32_GPIO_OVRC_OFFSET)
+#define AVR32_GPIO3_OVRT         (AVR32_GPIO3_BASE+AVR32_GPIO_OVRT_OFFSET)
+#define AVR32_GPIO3_PVR          (AVR32_GPIO3_BASE+AVR32_GPIO_PVR_OFFSET)
+#define AVR32_GPIO3_PUER         (AVR32_GPIO3_BASE+AVR32_GPIO_PUER_OFFSET)
+#define AVR32_GPIO3_PUERS        (AVR32_GPIO3_BASE+AVR32_GPIO_PUERS_OFFSET)
+#define AVR32_GPIO3_PUERC        (AVR32_GPIO3_BASE+AVR32_GPIO_PUERC_OFFSET)
+#define AVR32_GPIO3_PUERT        (AVR32_GPIO3_BASE+AVR32_GPIO_PUERT_OFFSET)
+#define AVR32_GPIO3_IER          (AVR32_GPIO3_BASE+AVR32_GPIO_IER_OFFSET)
+#define AVR32_GPIO3_IERS         (AVR32_GPIO3_BASE+AVR32_GPIO_IERS_OFFSET)
+#define AVR32_GPIO3_IERC         (AVR32_GPIO3_BASE+AVR32_GPIO_IERC_OFFSET)
+#define AVR32_GPIO3_IERT         (AVR32_GPIO3_BASE+AVR32_GPIO_IERT_OFFSET)
+#define AVR32_GPIO3_IMR0         (AVR32_GPIO3_BASE+AVR32_GPIO_IMR0_OFFSET)
+#define AVR32_GPIO3_IMR0S        (AVR32_GPIO3_BASE+AVR32_GPIO_IMR0S_OFFSET)
+#define AVR32_GPIO3_IMR0C        (AVR32_GPIO3_BASE+AVR32_GPIO_IMR0C_OFFSET)
+#define AVR32_GPIO3_IMR0T        (AVR32_GPIO3_BASE+AVR32_GPIO_IMR0T_OFFSET)
+#define AVR32_GPIO3_IMR1         (AVR32_GPIO3_BASE+AVR32_GPIO_IMR1_OFFSET)
+#define AVR32_GPIO3_IMR1S        (AVR32_GPIO3_BASE+AVR32_GPIO_IMR1S_OFFSET)
+#define AVR32_GPIO3_IMR1C        (AVR32_GPIO3_BASE+AVR32_GPIO_IMR1C_OFFSET)
+#define AVR32_GPIO3_IMR1T        (AVR32_GPIO3_BASE+AVR32_GPIO_IMR1T_OFFSET)
+#define AVR32_GPIO3_GFER         (AVR32_GPIO3_BASE+AVR32_GPIO_GFER_OFFSET)
+#define AVR32_GPIO3_GFERS        (AVR32_GPIO3_BASE+AVR32_GPIO_GFERS_OFFSET)
+#define AVR32_GPIO3_GFERC        (AVR32_GPIO3_BASE+AVR32_GPIO_GFERC_OFFSET)
+#define AVR32_GPIO3_GFERT        (AVR32_GPIO3_BASE+AVR32_GPIO_GFERT_OFFSET)
+#define AVR32_GPIO3_IFR          (AVR32_GPIO3_BASE+AVR32_GPIO_IFR_OFFSET)
+#define AVR32_GPIO3_IFRC         (AVR32_GPIO3_BASE+AVR32_GPIO_IFRC_OFFSET)
+
+#define AVR32_GPIO4_GPER         (AVR32_GPIO4_BASE+AVR32_GPIO_GPER_OFFSET)
+#define AVR32_GPIO4_GPERS        (AVR32_GPIO4_BASE+AVR32_GPIO_GPERS_OFFSET)
+#define AVR32_GPIO4_GPERC        (AVR32_GPIO4_BASE+AVR32_GPIO_GPERC_OFFSET)
+#define AVR32_GPIO4_GPERT        (AVR32_GPIO4_BASE+AVR32_GPIO_GPERT_OFFSET)
+#define AVR32_GPIO4_PMR0         (AVR32_GPIO4_BASE+AVR32_GPIO_PMR0_OFFSET)
+#define AVR32_GPIO4_PMR0S        (AVR32_GPIO4_BASE+AVR32_GPIO_PMR0S_OFFSET)
+#define AVR32_GPIO4_PMR0C        (AVR32_GPIO4_BASE+AVR32_GPIO_PMR0C_OFFSET)
+#define AVR32_GPIO4_PMR0T        (AVR32_GPIO4_BASE+AVR32_GPIO_PMR0T_OFFSET)
+#define AVR32_GPIO4_PMR1         (AVR32_GPIO4_BASE+AVR32_GPIO_PMR1_OFFSET)
+#define AVR32_GPIO4_PMR1S        (AVR32_GPIO4_BASE+AVR32_GPIO_PMR1S_OFFSET)
+#define AVR32_GPIO4_PMR1C        (AVR32_GPIO4_BASE+AVR32_GPIO_PMR1C_OFFSET)
+#define AVR32_GPIO4_PMR1T        (AVR32_GPIO4_BASE+AVR32_GPIO_PMR1T_OFFSET)
+#define AVR32_GPIO4_ODER         (AVR32_GPIO4_BASE+AVR32_GPIO_ODER_OFFSET)
+#define AVR32_GPIO4_ODERS        (AVR32_GPIO4_BASE+AVR32_GPIO_ODERS_OFFSET)
+#define AVR32_GPIO4_ODERC        (AVR32_GPIO4_BASE+AVR32_GPIO_ODERC_OFFSET)
+#define AVR32_GPIO4_ODERT        (AVR32_GPIO4_BASE+AVR32_GPIO_ODERT_OFFSET)
+#define AVR32_GPIO4_OVR          (AVR32_GPIO4_BASE+AVR32_GPIO_OVR_OFFSET)
+#define AVR32_GPIO4_OVRS         (AVR32_GPIO4_BASE+AVR32_GPIO_OVRS_OFFSET)
+#define AVR32_GPIO4_OVRC         (AVR32_GPIO4_BASE+AVR32_GPIO_OVRC_OFFSET)
+#define AVR32_GPIO4_OVRT         (AVR32_GPIO4_BASE+AVR32_GPIO_OVRT_OFFSET)
+#define AVR32_GPIO4_PVR          (AVR32_GPIO4_BASE+AVR32_GPIO_PVR_OFFSET)
+#define AVR32_GPIO4_PUER         (AVR32_GPIO4_BASE+AVR32_GPIO_PUER_OFFSET)
+#define AVR32_GPIO4_PUERS        (AVR32_GPIO4_BASE+AVR32_GPIO_PUERS_OFFSET)
+#define AVR32_GPIO4_PUERC        (AVR32_GPIO4_BASE+AVR32_GPIO_PUERC_OFFSET)
+#define AVR32_GPIO4_PUERT        (AVR32_GPIO4_BASE+AVR32_GPIO_PUERT_OFFSET)
+#define AVR32_GPIO4_IER          (AVR32_GPIO4_BASE+AVR32_GPIO_IER_OFFSET)
+#define AVR32_GPIO4_IERS         (AVR32_GPIO4_BASE+AVR32_GPIO_IERS_OFFSET)
+#define AVR32_GPIO4_IERC         (AVR32_GPIO4_BASE+AVR32_GPIO_IERC_OFFSET)
+#define AVR32_GPIO4_IERT         (AVR32_GPIO4_BASE+AVR32_GPIO_IERT_OFFSET)
+#define AVR32_GPIO4_IMR0         (AVR32_GPIO4_BASE+AVR32_GPIO_IMR0_OFFSET)
+#define AVR32_GPIO4_IMR0S        (AVR32_GPIO4_BASE+AVR32_GPIO_IMR0S_OFFSET)
+#define AVR32_GPIO4_IMR0C        (AVR32_GPIO4_BASE+AVR32_GPIO_IMR0C_OFFSET)
+#define AVR32_GPIO4_IMR0T        (AVR32_GPIO4_BASE+AVR32_GPIO_IMR0T_OFFSET)
+#define AVR32_GPIO4_IMR1         (AVR32_GPIO4_BASE+AVR32_GPIO_IMR1_OFFSET)
+#define AVR32_GPIO4_IMR1S        (AVR32_GPIO4_BASE+AVR32_GPIO_IMR1S_OFFSET)
+#define AVR32_GPIO4_IMR1C        (AVR32_GPIO4_BASE+AVR32_GPIO_IMR1C_OFFSET)
+#define AVR32_GPIO4_IMR1T        (AVR32_GPIO4_BASE+AVR32_GPIO_IMR1T_OFFSET)
+#define AVR32_GPIO4_GFER         (AVR32_GPIO4_BASE+AVR32_GPIO_GFER_OFFSET)
+#define AVR32_GPIO4_GFERS        (AVR32_GPIO4_BASE+AVR32_GPIO_GFERS_OFFSET)
+#define AVR32_GPIO4_GFERC        (AVR32_GPIO4_BASE+AVR32_GPIO_GFERC_OFFSET)
+#define AVR32_GPIO4_GFERT        (AVR32_GPIO4_BASE+AVR32_GPIO_GFERT_OFFSET)
+#define AVR32_GPIO4_IFR          (AVR32_GPIO4_BASE+AVR32_GPIO_IFR_OFFSET)
+#define AVR32_GPIO4_IFRC         (AVR32_GPIO4_BASE+AVR32_GPIO_IFRC_OFFSET)
+
+/* Register Bit-field Definitions ***************************************************/
+
+/* For all registers, there are 32 bits, each associated with one pin on the port. */
+
+#define GPIO_PIN(n)             (1 << (n))
+#define GPIO_PIN0               (1 << 0)
+#define GPIO_PIN1               (1 << 1)
+#define GPIO_PIN2               (1 << 2)
+#define GPIO_PIN3               (1 << 3)
+#define GPIO_PIN4               (1 << 4)
+#define GPIO_PIN5               (1 << 5)
+#define GPIO_PIN6               (1 << 6)
+#define GPIO_PIN7               (1 << 7)
+#define GPIO_PIN8               (1 << 8)
+#define GPIO_PIN9               (1 << 9)
+#define GPIO_PIN10              (1 << 10)
+#define GPIO_PIN11              (1 << 11)
+#define GPIO_PIN12              (1 << 12)
+#define GPIO_PIN13              (1 << 13)
+#define GPIO_PIN14              (1 << 14)
+#define GPIO_PIN15              (1 << 15)
+#define GPIO_PIN16              (1 << 16)
+#define GPIO_PIN17              (1 << 17)
+#define GPIO_PIN18              (1 << 18)
+#define GPIO_PIN19              (1 << 19)
+#define GPIO_PIN20              (1 << 20)
+#define GPIO_PIN21              (1 << 21)
+#define GPIO_PIN22              (1 << 22)
+#define GPIO_PIN23              (1 << 23)
+#define GPIO_PIN24              (1 << 24)
+#define GPIO_PIN25              (1 << 25)
+#define GPIO_PIN26              (1 << 26)
+#define GPIO_PIN27              (1 << 27)
+#define GPIO_PIN28              (1 << 28)
+#define GPIO_PIN29              (1 << 29)
+#define GPIO_PIN30              (1 << 30)
+#define GPIO_PIN31              (1 << 31)
+
+/************************************************************************************
+ * Public Types
+ ************************************************************************************/
+
+/************************************************************************************
+ * Public Data
+ ************************************************************************************/
+
+/************************************************************************************
+ * Public Functions
+ ************************************************************************************/
+
+#endif /* __ARCH_AVR_SRC_AT91UC3_AT91UC3_GPIO_H */
+
diff --git a/arch/avr/src/at91uc3/at91uc3_wdt.h b/arch/avr/src/at91uc3/at91uc3_wdt.h
index 46220e3797..ecb11578e3 100755
--- a/arch/avr/src/at91uc3/at91uc3_wdt.h
+++ b/arch/avr/src/at91uc3/at91uc3_wdt.h
@@ -66,7 +66,7 @@
 #define WDT_CTRL_KEY_SHIFT   (24)     /* Bits 24-31: Write protection key */
 #define WDT_CTRL_KEY_MASK    (0xff << WDT_CTRL_KEY_SHIFT)
 
-/* Clear Register Bit-field Definitions.  These register has no bit field: "Writing
+/* Clear Register Bit-field Definitions.  These register has no bit fielda: "Writing
  * periodically any value to this field when the WDT is enabled, within the watchdog
  * time-out period, will prevent a watchdog reset."
  */
-- 
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