diff --git a/arch/cpu/cc26xx-cc13xx/dev/spi-hal-arch.c b/arch/cpu/cc26xx-cc13xx/dev/spi-hal-arch.c
index 89c3e1c7a..cab47d9fa 100644
--- a/arch/cpu/cc26xx-cc13xx/dev/spi-hal-arch.c
+++ b/arch/cpu/cc26xx-cc13xx/dev/spi-hal-arch.c
@@ -27,10 +27,9 @@
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  * OF THE POSSIBILITY OF SUCH DAMAGE.
  */
-
+#include "contiki.h"
 #include "ti-lib.h"
 #include "spi-hal.h"
-#include "spi-hal-arch.h"
 #include "sys/mutex.h"
 
 #include <stdint.h>
@@ -44,7 +43,15 @@ typedef struct spi_locks_s {
 /* One lock per SPI controller */
 spi_locks_t board_spi_locks_spi[SPI_CONTROLLER_COUNT] = { { MUTEX_STATUS_UNLOCKED, NULL } };
 
+/*---------------------------------------------------------------------------*/
 /* Arch-specific properties of each SPI controller */
+typedef struct board_spi_controller_s {
+  uint32_t ssi_base;
+  uint32_t power_domain;
+  uint32_t prcm_periph;
+  uint32_t ssi_clkgr_clk_en;
+} board_spi_controller_t;
+
 static const board_spi_controller_t spi_controller[SPI_CONTROLLER_COUNT] = {
   {
     .ssi_base = SSI0_BASE,
diff --git a/arch/cpu/cc26xx-cc13xx/dev/spi-hal-arch.h b/arch/cpu/cc26xx-cc13xx/dev/spi-hal-arch.h
deleted file mode 100644
index afbe3e6c2..000000000
--- a/arch/cpu/cc26xx-cc13xx/dev/spi-hal-arch.h
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * Copyright (c) 2017, University of Bristol - http://www.bristol.ac.uk/
- * All rights reserved.
- *
- * 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 of the copyright holder 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 HOLDER 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 HOLDER 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 SPI_ARCH_H_
-#define SPI_ARCH_H_
-
-#include "ti-lib.h"
-
-#include <stdint.h>
-
-/*---------------------------------------------------------------------------*/
-#define BOARD_SPI_CONTROLLERS               2
-/*---------------------------------------------------------------------------*/
-#define BOARD_SPI_CONTROLLER_SPI0           0
-#define BOARD_SPI_CONTROLLER_SPI1           1
-/*---------------------------------------------------------------------------*/
-typedef struct board_spi_controller_s {
-  uint32_t ssi_base;
-  uint32_t power_domain;
-  uint32_t prcm_periph;
-  uint32_t ssi_clkgr_clk_en;
-} board_spi_controller_t;
-
-#endif /* SPI_ARCH_H_ */
diff --git a/arch/platform/srf06-cc26xx/contiki-conf.h b/arch/platform/srf06-cc26xx/contiki-conf.h
index 82daed0c1..4a1470b40 100644
--- a/arch/platform/srf06-cc26xx/contiki-conf.h
+++ b/arch/platform/srf06-cc26xx/contiki-conf.h
@@ -72,9 +72,6 @@
 /* Platform-specific define to signify sensor reading failure */
 #define CC26XX_SENSOR_READING_ERROR        0x80000000
 /*---------------------------------------------------------------------------*/
-/* SPI HAL: Path to arch-specific implementation  */
-#define SPI_HAL_CONF_ARCH_HDR_PATH         "dev/spi-hal-arch.h"
-/*---------------------------------------------------------------------------*/
 /* Include CPU-related configuration */
 #include "cc13xx-cc26xx-conf.h"
 /*---------------------------------------------------------------------------*/