diff --git a/arch/arm/src/samv7/sam_lowputc.c b/arch/arm/src/samv7/sam_lowputc.c
index 2aeda3820d..8bddab861c 100644
--- a/arch/arm/src/samv7/sam_lowputc.c
+++ b/arch/arm/src/samv7/sam_lowputc.c
@@ -34,7 +34,7 @@
 #include "sam_config.h"
 #include "sam_gpio.h"
 #include "sam_periphclks.h"
-#include "sam_lowputc.h"
+#include "sam_start.h"
 
 #include "hardware/sam_uart.h"
 #include "hardware/sam_pinmap.h"
diff --git a/arch/arm/src/samv7/sam_lowputc.h b/arch/arm/src/samv7/sam_lowputc.h
deleted file mode 100644
index 0849fbe67f..0000000000
--- a/arch/arm/src/samv7/sam_lowputc.h
+++ /dev/null
@@ -1,101 +0,0 @@
-/****************************************************************************
- * arch/arm/src/samv7/sam_lowputc.h
- *
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.  The
- * ASF licenses this file to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance with the
- * License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
- * License for the specific language governing permissions and limitations
- * under the License.
- *
- ****************************************************************************/
-
-#ifndef __ARCH_ARM_SRC_SAMV7_SAM_LOWPUTC_H
-#define __ARCH_ARM_SRC_SAMV7_SAM_LOWPUTC_H
-
-/****************************************************************************
- * Included Files
- ****************************************************************************/
-
-#include <nuttx/config.h>
-#include <nuttx/compiler.h>
-
-#include <sys/types.h>
-#include <stdint.h>
-#include <stdbool.h>
-
-#include "arm_internal.h"
-#include "chip.h"
-
-/****************************************************************************
- * Pre-processor Definitions
- ****************************************************************************/
-
-/****************************************************************************
- * Public Types
- ****************************************************************************/
-
-/****************************************************************************
- * Inline Functions
- ****************************************************************************/
-
-#ifndef __ASSEMBLY__
-
-/****************************************************************************
- * Public Data
- ****************************************************************************/
-
-#undef EXTERN
-#if defined(__cplusplus)
-#define EXTERN extern "C"
-extern "C"
-{
-#else
-#define EXTERN extern
-#endif
-
-/****************************************************************************
- * Public Function Prototypes
- ****************************************************************************/
-
-/****************************************************************************
- * Name: sam_lowsetup
- *
- * Description:
- *   Called at the very beginning of _start.
- *   Performs low level initialization including setup of the console UART.
- *   This UART done early so that the serial console is available for
- *   debugging very early in the boot sequence.
- *
- ****************************************************************************/
-
-void sam_lowsetup(void);
-
-/****************************************************************************
- * Name: sam_boardinitialize
- *
- * Description:
- *   All SAMV7 architectures must provide the following entry point.  This
- *   entry point is called early in the initialization -- after all memory
- *   has been configured and mapped but before any devices have been
- *   initialized.
- *
- ****************************************************************************/
-
-void sam_boardinitialize(void);
-
-#undef EXTERN
-#if defined(__cplusplus)
-}
-#endif
-
-#endif /* __ASSEMBLY__ */
-#endif /* __ARCH_ARM_SRC_SAMV7_SAM_LOWPUTC_H */