diff --git a/boards/firefly/board.c b/boards/firefly/board.c
deleted file mode 100644
index 79bceb2301..0000000000
--- a/boards/firefly/board.c
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * Copyright (C) 2017 DAI Labor Technische Universität Berlin
- *
- * This file is subject to the terms and conditions of the GNU Lesser General
- * Public License v2.1. See the file LICENSE in the top level directory for more
- * details.
- */
-
-/**
- * @ingroup     boards_firefly
- * @{
- *
- * @file
- * @brief       Board specific implementations for the Firefly board
- *
- * @author      Anon Mall <anon.mall@gt-arc.com>
- *
- * @}
- */
-
-#include "board.h"
-#include "cpu.h"
-#include "fancy_leds.h"
-
-/**
- * @brief Initialize the boards on-board LEDs
- *
- * The LED initialization is hard-coded in this function. As the LED (RGB) are
- * soldered onto the board they are fixed to their CPU pins.
- */
-void led_init(void)
-{
-    /* Shoot rainbows */
-    LED_RAINBOW();
-}
diff --git a/boards/remote-pa/board.c b/boards/remote-pa/board.c
index a6db0ee14c..914f156c83 100644
--- a/boards/remote-pa/board.c
+++ b/boards/remote-pa/board.c
@@ -22,20 +22,6 @@
 
 #include "board.h"
 #include "cpu.h"
-#include "fancy_leds.h"
-
-static inline void rf_switch_init(void);
-
-void board_init(void)
-{
-
-
-    /* initialize the 2.4GHz RF switch */
-    rf_switch_init();
-
-    /* Shoot rainbows */
-    LED_RAINBOW();
-}
 
 /**
  * @brief Initialize the 2.4GHz Radio Frequency SW-controlled Switch
@@ -51,3 +37,9 @@ static void rf_switch_init(void)
     gpio_init(RF_SWITCH_GPIO, GPIO_OUT);
     RF_SWITCH_2_4_GHZ;
 }
+
+void board_init(void)
+{
+    /* initialize the 2.4GHz RF switch */
+    rf_switch_init();
+}
diff --git a/boards/remote-reva/board.c b/boards/remote-reva/board.c
index d14a7a4448..66876dd2c2 100644
--- a/boards/remote-reva/board.c
+++ b/boards/remote-reva/board.c
@@ -22,19 +22,6 @@
 
 #include "board.h"
 #include "cpu.h"
-#include "fancy_leds.h"
-
-/**
- * @brief Initialize the boards on-board LEDs
- *
- * The LED initialization is hard-coded in this function. As the LED (RGB) are
- * soldered onto the board they are fixed to their CPU pins.
- */
-void led_init(void)
-{
-    /* Shoot rainbows */
-    LED_RAINBOW();
-}
 
 /**
  * @brief Initialize the Radio interface SW-controlled Switch
diff --git a/boards/remote-revb/board.c b/boards/remote-revb/board.c
index 608ad45fac..709718f981 100644
--- a/boards/remote-revb/board.c
+++ b/boards/remote-revb/board.c
@@ -22,20 +22,6 @@
 
 #include "board.h"
 #include "cpu.h"
-#include "fancy_leds.h"
-
-/**
- * @brief Initialize the boards on-board LEDs
- *
- * The LED initialization is hard-coded in this function. As the LED (RGB) are
- * soldered onto the board they are fixed to their CPU pins.
- */
-void led_init(void)
-{
-
-    /* Shoot rainbows */
-    LED_RAINBOW();
-}
 
 /**
  * @brief Initialize the Radio interface SW-controlled Switch