From 8405c928b45eec8fd783e435f9ed323d0a5c3b35 Mon Sep 17 00:00:00 2001
From: chrysn <chrysn@fsfe.org>
Date: Mon, 15 Feb 2021 16:39:02 +0100
Subject: [PATCH 1/4] boards: Remove per-board definition of board.h

This removes the occurrences that can easily be removed automatically.

Command used:

    sed -i -z 's@\n/[\n* ]*.brief[ a-zA-Z,().-]*[\n*/ ]*\nvoid board_init(void);\n@@' boards/**/*.h

Closes: #16007
---
 boards/6lowpan-clicker/include/board.h              | 5 -----
 boards/acd52832/include/board.h                     | 5 -----
 boards/adafruit-itsybitsy-m4/include/board.h        | 5 -----
 boards/arduino-nano-33-iot/include/board.h          | 5 -----
 boards/atmega1284p/include/board.h                  | 5 -----
 boards/atmega256rfr2-xpro/include/board.h           | 5 -----
 boards/atmega328p/include/board.h                   | 5 -----
 boards/avr-rss2/include/board.h                     | 5 -----
 boards/b-l072z-lrwan1/include/board.h               | 5 -----
 boards/b-l475e-iot01a/include/board.h               | 5 -----
 boards/bluepill-stm32f030c8/include/board.h         | 5 -----
 boards/cc1312-launchpad/include/board.h             | 5 -----
 boards/cc1350-launchpad/include/board.h             | 5 -----
 boards/cc1352-launchpad/include/board.h             | 5 -----
 boards/cc1352p-launchpad/include/board.h            | 5 -----
 boards/cc2538dk/include/board.h                     | 5 -----
 boards/cc2650-launchpad/include/board.h             | 5 -----
 boards/cc2650stk/include/board.h                    | 5 -----
 boards/common/arduino-atmega/include/board_common.h | 5 -----
 boards/common/arduino-due/include/board.h           | 5 -----
 boards/common/arduino-mkr/include/board_common.h    | 5 -----
 boards/common/arduino-zero/include/board.h          | 5 -----
 boards/common/blxxxpill/include/board_common.h      | 5 -----
 boards/common/iotlab/include/board_common.h         | 5 -----
 boards/common/nrf51/include/board_common.h          | 5 -----
 boards/common/nrf52/include/board_common.h          | 5 -----
 boards/common/nucleo/include/board_nucleo.h         | 5 -----
 boards/common/remote/include/board_common.h         | 5 -----
 boards/common/saml1x/include/board.h                | 5 -----
 boards/common/slwstk6000b/include/board.h           | 5 -----
 boards/common/sodaq/include/board_common.h          | 5 -----
 boards/common/weact-f4x1cx/include/board.h          | 5 -----
 boards/derfmega128/include/board.h                  | 5 -----
 boards/derfmega256/include/board.h                  | 5 -----
 boards/e180-zg120b-tb/include/board.h               | 5 -----
 boards/esp32-ttgo-t-beam/include/board.h            | 5 -----
 boards/f4vi1/include/board.h                        | 5 -----
 boards/feather-m0/include/board.h                   | 5 -----
 boards/firefly/include/board.h                      | 5 -----
 boards/fox/include/board.h                          | 5 -----
 boards/frdm-k22f/include/board.h                    | 5 -----
 boards/frdm-k64f/include/board.h                    | 5 -----
 boards/frdm-kl43z/include/board.h                   | 5 -----
 boards/hamilton/include/board.h                     | 5 -----
 boards/hifive1/include/board.h                      | 5 -----
 boards/hifive1b/include/board.h                     | 5 -----
 boards/i-nucleo-lrwan1/include/board.h              | 5 -----
 boards/ikea-tradfri/include/board.h                 | 5 -----
 boards/im880b/include/board.h                       | 5 -----
 boards/limifrog-v1/include/board.h                  | 5 -----
 boards/lobaro-lorabox/include/board.h               | 5 -----
 boards/lsn50/include/board.h                        | 5 -----
 boards/maple-mini/include/board.h                   | 5 -----
 boards/mbed_lpc1768/include/board.h                 | 5 -----
 boards/mega-xplained/include/board.h                | 5 -----
 boards/microduino-corerf/include/board.h            | 5 -----
 boards/msbiot/include/board.h                       | 5 -----
 boards/mulle/include/board.h                        | 5 -----
 boards/nrf6310/include/board.h                      | 5 -----
 boards/nz32-sc151/include/board.h                   | 5 -----
 boards/olimexino-stm32/include/board.h              | 5 -----
 boards/omote/include/board.h                        | 5 -----
 boards/opencm904/include/board.h                    | 5 -----
 boards/openlabs-kw41z-mini/include/board.h          | 5 -----
 boards/openmote-b/include/board.h                   | 5 -----
 boards/openmote-cc2538/include/board.h              | 5 -----
 boards/p-l496g-cell02/include/board.h               | 5 -----
 boards/pba-d-01-kw2x/include/board.h                | 5 -----
 boards/pic32-wifire/include/board.h                 | 5 -----
 boards/pyboard/include/board.h                      | 5 -----
 boards/qn9080dk/include/board.h                     | 5 -----
 boards/reel/include/board.h                         | 5 -----
 boards/remote-pa/include/board.h                    | 5 -----
 boards/remote-reva/include/board.h                  | 5 -----
 boards/remote-revb/include/board.h                  | 5 -----
 boards/ruuvitag/include/board.h                     | 5 -----
 boards/samd10-xmini/include/board.h                 | 5 -----
 boards/samd20-xpro/include/board.h                  | 5 -----
 boards/samd21-xpro/include/board.h                  | 5 -----
 boards/same54-xpro/include/board.h                  | 5 -----
 boards/saml21-xpro/include/board.h                  | 5 -----
 boards/samr21-xpro/include/board.h                  | 5 -----
 boards/samr30-xpro/include/board.h                  | 5 -----
 boards/samr34-xpro/include/board.h                  | 5 -----
 boards/seeeduino_arch-pro/include/board.h           | 5 -----
 boards/sensebox_samd21/include/board.h              | 5 -----
 boards/serpente/include/board.h                     | 5 -----
 boards/slstk3400a/include/board.h                   | 5 -----
 boards/slstk3401a/include/board.h                   | 5 -----
 boards/slstk3402a/include/board.h                   | 5 -----
 boards/sltb001a/include/board.h                     | 5 -----
 boards/slwstk6220a/include/board.h                  | 5 -----
 boards/spark-core/include/board.h                   | 5 -----
 boards/stk3200/include/board.h                      | 5 -----
 boards/stk3600/include/board.h                      | 5 -----
 boards/stk3700/include/board.h                      | 5 -----
 boards/stm32f030f4-demo/include/board.h             | 5 -----
 boards/stm32f0discovery/include/board.h             | 5 -----
 boards/stm32f3discovery/include/board.h             | 5 -----
 boards/stm32f429i-disc1/include/board.h             | 5 -----
 boards/stm32f4discovery/include/board.h             | 5 -----
 boards/stm32f723e-disco/include/board.h             | 5 -----
 boards/stm32f769i-disco/include/board.h             | 5 -----
 boards/stm32l0538-disco/include/board.h             | 5 -----
 boards/stm32l476g-disco/include/board.h             | 5 -----
 boards/stm32mp157c-dk2/include/board.h              | 5 -----
 boards/teensy31/include/board.h                     | 5 -----
 boards/thingy52/include/board.h                     | 5 -----
 boards/ublox-c030-u201/include/board.h              | 5 -----
 boards/waspmote-pro/include/board.h                 | 5 -----
 boards/yarm/include/board.h                         | 5 -----
 boards/zigduino/include/board.h                     | 5 -----
 112 files changed, 560 deletions(-)

diff --git a/boards/6lowpan-clicker/include/board.h b/boards/6lowpan-clicker/include/board.h
index 11f0e19243fa..3f1564703851 100644
--- a/boards/6lowpan-clicker/include/board.h
+++ b/boards/6lowpan-clicker/include/board.h
@@ -69,11 +69,6 @@ extern "C" {
 #define BTN1_MODE           GPIO_IN
 /** @} */
 
-/**
- * @brief   Board level initialization
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/acd52832/include/board.h b/boards/acd52832/include/board.h
index 0919d91566d2..83605e94eb2b 100644
--- a/boards/acd52832/include/board.h
+++ b/boards/acd52832/include/board.h
@@ -50,11 +50,6 @@ extern "C" {
 #define BTN0_MODE           GPIO_IN_PU
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/adafruit-itsybitsy-m4/include/board.h b/boards/adafruit-itsybitsy-m4/include/board.h
index bdf38dd357eb..57aca8bbb27b 100644
--- a/boards/adafruit-itsybitsy-m4/include/board.h
+++ b/boards/adafruit-itsybitsy-m4/include/board.h
@@ -65,11 +65,6 @@ extern mtd_dev_t *mtd0;
 #define XTIMER_HZ                   (1000000ul)
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/arduino-nano-33-iot/include/board.h b/boards/arduino-nano-33-iot/include/board.h
index 725bb69dc0c9..9012c534a870 100644
--- a/boards/arduino-nano-33-iot/include/board.h
+++ b/boards/arduino-nano-33-iot/include/board.h
@@ -41,11 +41,6 @@ extern "C" {
 #define LED0_NAME           "LED(Yellow)"
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/atmega1284p/include/board.h b/boards/atmega1284p/include/board.h
index 6e32de50f07f..88109f08ce14 100644
--- a/boards/atmega1284p/include/board.h
+++ b/boards/atmega1284p/include/board.h
@@ -53,11 +53,6 @@ extern "C" {
 #define XTIMER_BACKOFF              (40)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/atmega256rfr2-xpro/include/board.h b/boards/atmega256rfr2-xpro/include/board.h
index 7e4edde9fa41..1fe493b29fa8 100644
--- a/boards/atmega256rfr2-xpro/include/board.h
+++ b/boards/atmega256rfr2-xpro/include/board.h
@@ -62,11 +62,6 @@ extern "C" {
 #define BTN0_MODE    GPIO_IN_PU
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/atmega328p/include/board.h b/boards/atmega328p/include/board.h
index 0af1eb1def51..b1d83d3ed8a5 100644
--- a/boards/atmega328p/include/board.h
+++ b/boards/atmega328p/include/board.h
@@ -53,11 +53,6 @@ extern "C" {
 #define XTIMER_BACKOFF              (40)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/avr-rss2/include/board.h b/boards/avr-rss2/include/board.h
index 4f625eaeec2b..22ca2e9a7425 100644
--- a/boards/avr-rss2/include/board.h
+++ b/boards/avr-rss2/include/board.h
@@ -110,11 +110,6 @@ extern "C" {
 #define BTN0_MODE           GPIO_IN
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/b-l072z-lrwan1/include/board.h b/boards/b-l072z-lrwan1/include/board.h
index 5478d2b78f27..2d37681a6a2d 100644
--- a/boards/b-l072z-lrwan1/include/board.h
+++ b/boards/b-l072z-lrwan1/include/board.h
@@ -88,11 +88,6 @@ extern "C" {
  */
 #define BTN_B1_PIN          GPIO_PIN(PORT_B, 2)
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/b-l475e-iot01a/include/board.h b/boards/b-l475e-iot01a/include/board.h
index d12a9b06b262..4ae2fa1dc376 100644
--- a/boards/b-l475e-iot01a/include/board.h
+++ b/boards/b-l475e-iot01a/include/board.h
@@ -80,11 +80,6 @@ extern "C" {
 #define LSM6DSL_PARAM_ADDR  (0x6A)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/bluepill-stm32f030c8/include/board.h b/boards/bluepill-stm32f030c8/include/board.h
index e89f3b604d90..83959cf00645 100644
--- a/boards/bluepill-stm32f030c8/include/board.h
+++ b/boards/bluepill-stm32f030c8/include/board.h
@@ -48,11 +48,6 @@ extern "C" {
 #define LED0_TOGGLE         (LED0_PORT->ODR  ^= LED0_MASK)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/cc1312-launchpad/include/board.h b/boards/cc1312-launchpad/include/board.h
index 4079e09a184d..3487ecc62046 100644
--- a/boards/cc1312-launchpad/include/board.h
+++ b/boards/cc1312-launchpad/include/board.h
@@ -65,11 +65,6 @@ extern "C" {
 #define LED1_TOGGLE         gpio_toggle(LED1_PIN)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/cc1350-launchpad/include/board.h b/boards/cc1350-launchpad/include/board.h
index a3895cca42c3..a2592e032d3b 100644
--- a/boards/cc1350-launchpad/include/board.h
+++ b/boards/cc1350-launchpad/include/board.h
@@ -61,11 +61,6 @@ extern "C" {
 #define LED1_TOGGLE         gpio_toggle(LED1_PIN)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/cc1352-launchpad/include/board.h b/boards/cc1352-launchpad/include/board.h
index d286fe411ec5..f447ad34b576 100644
--- a/boards/cc1352-launchpad/include/board.h
+++ b/boards/cc1352-launchpad/include/board.h
@@ -65,11 +65,6 @@ extern "C" {
 #define LED1_TOGGLE         gpio_toggle(LED1_PIN)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/cc1352p-launchpad/include/board.h b/boards/cc1352p-launchpad/include/board.h
index 93fcc62412cd..47b5da42a150 100644
--- a/boards/cc1352p-launchpad/include/board.h
+++ b/boards/cc1352p-launchpad/include/board.h
@@ -61,11 +61,6 @@ extern "C" {
 #define LED1_TOGGLE         gpio_toggle(LED1_PIN)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/cc2538dk/include/board.h b/boards/cc2538dk/include/board.h
index 4dc4e5a7c5c9..cbab635a7565 100644
--- a/boards/cc2538dk/include/board.h
+++ b/boards/cc2538dk/include/board.h
@@ -80,11 +80,6 @@ extern "C" {
 #define XTIMER_ISR_BACKOFF  (40)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
diff --git a/boards/cc2650-launchpad/include/board.h b/boards/cc2650-launchpad/include/board.h
index 88577104b4e0..46f4c6518009 100644
--- a/boards/cc2650-launchpad/include/board.h
+++ b/boards/cc2650-launchpad/include/board.h
@@ -63,11 +63,6 @@ extern "C" {
 #define LED1_TOGGLE         gpio_toggle(LED1_PIN)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/cc2650stk/include/board.h b/boards/cc2650stk/include/board.h
index 3b6c50041fe7..7509600d2e03 100644
--- a/boards/cc2650stk/include/board.h
+++ b/boards/cc2650stk/include/board.h
@@ -61,11 +61,6 @@ extern "C" {
 #define LED1_TOGGLE         gpio_toggle(LED1_PIN)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs, and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/arduino-atmega/include/board_common.h b/boards/common/arduino-atmega/include/board_common.h
index 458145e89392..7bc336080827 100644
--- a/boards/common/arduino-atmega/include/board_common.h
+++ b/boards/common/arduino-atmega/include/board_common.h
@@ -127,11 +127,6 @@ extern "C" {
 #endif
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/arduino-due/include/board.h b/boards/common/arduino-due/include/board.h
index f63b897ac589..a9b8903b7e8a 100644
--- a/boards/common/arduino-due/include/board.h
+++ b/boards/common/arduino-due/include/board.h
@@ -51,11 +51,6 @@ extern "C" {
 #endif
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/arduino-mkr/include/board_common.h b/boards/common/arduino-mkr/include/board_common.h
index 459a5f88986f..cc2d3d673b29 100644
--- a/boards/common/arduino-mkr/include/board_common.h
+++ b/boards/common/arduino-mkr/include/board_common.h
@@ -30,11 +30,6 @@
 extern "C" {
 #endif
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/arduino-zero/include/board.h b/boards/common/arduino-zero/include/board.h
index 9a03b8e3ab47..d8ee6399a416 100644
--- a/boards/common/arduino-zero/include/board.h
+++ b/boards/common/arduino-zero/include/board.h
@@ -52,11 +52,6 @@ extern "C" {
 #define LED0_TOGGLE         (LED_PORT.OUTTGL.reg = LED0_MASK)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/blxxxpill/include/board_common.h b/boards/common/blxxxpill/include/board_common.h
index 5305da7d144d..bff1a6d05c88 100644
--- a/boards/common/blxxxpill/include/board_common.h
+++ b/boards/common/blxxxpill/include/board_common.h
@@ -49,11 +49,6 @@ extern "C" {
 #define LED0_TOGGLE         (LED0_PORT->ODR  ^= LED0_MASK)          /**< Toggle LED0 */
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 /**
  * @brief   Use the 2nd UART for STDIO on this board
  */
diff --git a/boards/common/iotlab/include/board_common.h b/boards/common/iotlab/include/board_common.h
index e2b86e4db0ab..0129673aa181 100644
--- a/boards/common/iotlab/include/board_common.h
+++ b/boards/common/iotlab/include/board_common.h
@@ -98,11 +98,6 @@ extern "C" {
 #define LED2_TOGGLE         (GPIOC->ODR ^=  LED2_MASK)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/nrf51/include/board_common.h b/boards/common/nrf51/include/board_common.h
index 976a0fdf8233..210aa470f1cb 100644
--- a/boards/common/nrf51/include/board_common.h
+++ b/boards/common/nrf51/include/board_common.h
@@ -50,11 +50,6 @@ extern "C" {
 #define XTIMER_BACKOFF              (40)
 /** @} */
 
-/**
- * @brief   Initialize the platform
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/nrf52/include/board_common.h b/boards/common/nrf52/include/board_common.h
index 333b1af98634..3ffc07db5ac2 100644
--- a/boards/common/nrf52/include/board_common.h
+++ b/boards/common/nrf52/include/board_common.h
@@ -26,11 +26,6 @@
 extern "C" {
 #endif
 
-/**
- * @brief   Initialize the platform
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/nucleo/include/board_nucleo.h b/boards/common/nucleo/include/board_nucleo.h
index b7e524fe8989..a0f651c995b4 100644
--- a/boards/common/nucleo/include/board_nucleo.h
+++ b/boards/common/nucleo/include/board_nucleo.h
@@ -60,11 +60,6 @@ extern "C" {
  */
 void board_common_nucleo_init(void);
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/remote/include/board_common.h b/boards/common/remote/include/board_common.h
index a0ddf2a35ea8..9906e57e9176 100644
--- a/boards/common/remote/include/board_common.h
+++ b/boards/common/remote/include/board_common.h
@@ -84,11 +84,6 @@
 #define XTIMER_ISR_BACKOFF  (40)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
diff --git a/boards/common/saml1x/include/board.h b/boards/common/saml1x/include/board.h
index 2d023ea3aa38..afa934b7deb5 100644
--- a/boards/common/saml1x/include/board.h
+++ b/boards/common/saml1x/include/board.h
@@ -69,11 +69,6 @@ extern "C" {
 #define XTIMER_BACKOFF      (40)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/slwstk6000b/include/board.h b/boards/common/slwstk6000b/include/board.h
index 0f1092bfc7ed..c4ccce554c8c 100644
--- a/boards/common/slwstk6000b/include/board.h
+++ b/boards/common/slwstk6000b/include/board.h
@@ -121,11 +121,6 @@ extern "C" {
 #define SI70XX_PARAM_I2C_DEV    SI7021_I2C
 /** @} */
 
-/**
- * @brief   Initialize the board (GPIO, sensors, clocks).
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/sodaq/include/board_common.h b/boards/common/sodaq/include/board_common.h
index 3585be63a79e..eb688c57d6ae 100644
--- a/boards/common/sodaq/include/board_common.h
+++ b/boards/common/sodaq/include/board_common.h
@@ -33,11 +33,6 @@ extern "C" {
 #define XTIMER_CHAN         (0)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/common/weact-f4x1cx/include/board.h b/boards/common/weact-f4x1cx/include/board.h
index 34757c802a6d..ffc32791b765 100644
--- a/boards/common/weact-f4x1cx/include/board.h
+++ b/boards/common/weact-f4x1cx/include/board.h
@@ -81,11 +81,6 @@ extern mtd_dev_t *mtd0;
 #define MTD_0 mtd0
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/derfmega128/include/board.h b/boards/derfmega128/include/board.h
index e82ca5919993..925076a3efab 100644
--- a/boards/derfmega128/include/board.h
+++ b/boards/derfmega128/include/board.h
@@ -35,11 +35,6 @@ extern "C" {
 
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/derfmega256/include/board.h b/boards/derfmega256/include/board.h
index a28921631f78..c965acc6241c 100644
--- a/boards/derfmega256/include/board.h
+++ b/boards/derfmega256/include/board.h
@@ -35,11 +35,6 @@ extern "C" {
 
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/e180-zg120b-tb/include/board.h b/boards/e180-zg120b-tb/include/board.h
index db7cf93487a6..7c80d6abdb91 100644
--- a/boards/e180-zg120b-tb/include/board.h
+++ b/boards/e180-zg120b-tb/include/board.h
@@ -86,11 +86,6 @@ extern "C" {
 #define LED1_TOGGLE         gpio_toggle(LED1_PIN)
 /** @} */
 
-/**
- * @brief   Initialize the board (GPIO, sensors, clocks).
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/esp32-ttgo-t-beam/include/board.h b/boards/esp32-ttgo-t-beam/include/board.h
index d21be43f06eb..ef86146701a1 100644
--- a/boards/esp32-ttgo-t-beam/include/board.h
+++ b/boards/esp32-ttgo-t-beam/include/board.h
@@ -99,11 +99,6 @@
 extern "C" {
 #endif
 
-/**
- * @brief Initialize the board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
diff --git a/boards/f4vi1/include/board.h b/boards/f4vi1/include/board.h
index a1973535919d..3cfb39b2aa4b 100644
--- a/boards/f4vi1/include/board.h
+++ b/boards/f4vi1/include/board.h
@@ -53,11 +53,6 @@ extern "C" {
 #define LED2_TOGGLE         (LED_PORT->ODR  ^= LED2_MASK)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/feather-m0/include/board.h b/boards/feather-m0/include/board.h
index 0f89ef0b527d..56f3330578fc 100644
--- a/boards/feather-m0/include/board.h
+++ b/boards/feather-m0/include/board.h
@@ -68,11 +68,6 @@ extern "C" {
 #define SX127X_PARAM_PASELECT           (SX127X_PA_BOOST)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/firefly/include/board.h b/boards/firefly/include/board.h
index 031cc5e828d0..7173ab5dd7ab 100644
--- a/boards/firefly/include/board.h
+++ b/boards/firefly/include/board.h
@@ -72,11 +72,6 @@ extern "C" {
 #define CC1200_GPD2_GPIO    GPIO_PIN(PORT_B, 0)
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
diff --git a/boards/fox/include/board.h b/boards/fox/include/board.h
index a7ae72450d16..e7de073e709f 100644
--- a/boards/fox/include/board.h
+++ b/boards/fox/include/board.h
@@ -96,11 +96,6 @@ extern "C" {
 #define LED1_TOGGLE         (GPIOB->ODR ^=  LED1_MASK)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/frdm-k22f/include/board.h b/boards/frdm-k22f/include/board.h
index 8d94bc36c198..8557a94a1e38 100644
--- a/boards/frdm-k22f/include/board.h
+++ b/boards/frdm-k22f/include/board.h
@@ -74,11 +74,6 @@ extern "C"
 #define FXOS8700_PARAM_ADDR         0x1C
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/frdm-k64f/include/board.h b/boards/frdm-k64f/include/board.h
index 647f51acdeb6..27b8062a55a6 100644
--- a/boards/frdm-k64f/include/board.h
+++ b/boards/frdm-k64f/include/board.h
@@ -75,11 +75,6 @@ extern "C"
 #define FXOS8700_PARAM_ADDR         0x1E
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/frdm-kl43z/include/board.h b/boards/frdm-kl43z/include/board.h
index 7baf7a6e4829..6a5b71cf99de 100644
--- a/boards/frdm-kl43z/include/board.h
+++ b/boards/frdm-kl43z/include/board.h
@@ -95,11 +95,6 @@ extern "C"
 #define MMA8X5X_PARAM_TYPE      (MMA8X5X_TYPE_MMA8451)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/hamilton/include/board.h b/boards/hamilton/include/board.h
index 2987434eb95d..cf1f68abc366 100644
--- a/boards/hamilton/include/board.h
+++ b/boards/hamilton/include/board.h
@@ -127,11 +127,6 @@ extern "C" {
  */
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/hifive1/include/board.h b/boards/hifive1/include/board.h
index 756e1d78aa53..75a1067254c6 100644
--- a/boards/hifive1/include/board.h
+++ b/boards/hifive1/include/board.h
@@ -55,11 +55,6 @@ extern "C" {
 #define LED2_TOGGLE         gpio_toggle(LED2_PIN)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 /**
  * @brief   Initialize the board clock to use PLL and faster SPI access.
  */
diff --git a/boards/hifive1b/include/board.h b/boards/hifive1b/include/board.h
index 84b3b70fe725..8266c495fbc4 100644
--- a/boards/hifive1b/include/board.h
+++ b/boards/hifive1b/include/board.h
@@ -56,11 +56,6 @@ extern "C" {
 #define LED2_TOGGLE         gpio_toggle(LED2_PIN)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 /**
  * @brief   Initialize the board clock to use PLL and faster SPI access.
  */
diff --git a/boards/i-nucleo-lrwan1/include/board.h b/boards/i-nucleo-lrwan1/include/board.h
index f888e370929c..b411b2ee8811 100644
--- a/boards/i-nucleo-lrwan1/include/board.h
+++ b/boards/i-nucleo-lrwan1/include/board.h
@@ -47,11 +47,6 @@ extern "C" {
 #define SX127X_PARAM_PASELECT               (SX127X_PA_BOOST)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/ikea-tradfri/include/board.h b/boards/ikea-tradfri/include/board.h
index 8a44ab7160d5..66497ace12a7 100644
--- a/boards/ikea-tradfri/include/board.h
+++ b/boards/ikea-tradfri/include/board.h
@@ -104,11 +104,6 @@ extern mtd_dev_t *mtd0;
 #define MTD_0 mtd0
 /** @} */
 
-/**
- * @brief   Initialize the board (GPIO, sensors, clocks).
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/im880b/include/board.h b/boards/im880b/include/board.h
index 633b17e0ff16..d1471723bd48 100644
--- a/boards/im880b/include/board.h
+++ b/boards/im880b/include/board.h
@@ -57,11 +57,6 @@ extern "C" {
 /** @} */
 
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/limifrog-v1/include/board.h b/boards/limifrog-v1/include/board.h
index 9a8d0895d0bb..c6170d036dc4 100644
--- a/boards/limifrog-v1/include/board.h
+++ b/boards/limifrog-v1/include/board.h
@@ -57,11 +57,6 @@ extern "C" {
 #define LIS3MDL_PARAM_ADDR       (0x28)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/lobaro-lorabox/include/board.h b/boards/lobaro-lorabox/include/board.h
index 162ce33eab4d..ce195474bb79 100644
--- a/boards/lobaro-lorabox/include/board.h
+++ b/boards/lobaro-lorabox/include/board.h
@@ -68,11 +68,6 @@ extern "C" {
 #define SX127X_PARAM_DIO3               GPIO_PIN(PORT_B, 7)
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/lsn50/include/board.h b/boards/lsn50/include/board.h
index 989887613bcf..27f0e32b2059 100644
--- a/boards/lsn50/include/board.h
+++ b/boards/lsn50/include/board.h
@@ -51,11 +51,6 @@ extern "C" {
 #define SX127X_PARAM_PASELECT               (SX127X_PA_BOOST)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/maple-mini/include/board.h b/boards/maple-mini/include/board.h
index 924075b6caa3..982a23e59529 100644
--- a/boards/maple-mini/include/board.h
+++ b/boards/maple-mini/include/board.h
@@ -59,11 +59,6 @@ extern "C" {
  */
 #define STDIO_UART_DEV      UART_DEV(1)
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/mbed_lpc1768/include/board.h b/boards/mbed_lpc1768/include/board.h
index cb7f6d6d3a9a..53335602027c 100644
--- a/boards/mbed_lpc1768/include/board.h
+++ b/boards/mbed_lpc1768/include/board.h
@@ -52,11 +52,6 @@ extern "C" {
 #define LED3_TOGGLE         gpio_toggle(LED3_PIN)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, include clocks, LEDs and stdio
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/mega-xplained/include/board.h b/boards/mega-xplained/include/board.h
index e79f4ef13e0d..f531aea86325 100644
--- a/boards/mega-xplained/include/board.h
+++ b/boards/mega-xplained/include/board.h
@@ -125,11 +125,6 @@ extern "C" {
 #define CPU_ATMEGA_CLK_SCALE_INIT    CPU_ATMEGA_CLK_SCALE_DIV1
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/microduino-corerf/include/board.h b/boards/microduino-corerf/include/board.h
index 64d40289930b..8d8b47addabd 100644
--- a/boards/microduino-corerf/include/board.h
+++ b/boards/microduino-corerf/include/board.h
@@ -44,11 +44,6 @@ extern "C" {
 #define XTIMER_BACKOFF      (40)
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and stdio
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/msbiot/include/board.h b/boards/msbiot/include/board.h
index 55d08dcec1fb..bf3491bbb9a2 100644
--- a/boards/msbiot/include/board.h
+++ b/boards/msbiot/include/board.h
@@ -78,11 +78,6 @@ extern "C" {
 #define BUTTON1_PIN         GPIO_PIN(PORT_A, 0)     /**< Pin of right button */
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/mulle/include/board.h b/boards/mulle/include/board.h
index 59271dd58013..44cca8b9b736 100644
--- a/boards/mulle/include/board.h
+++ b/boards/mulle/include/board.h
@@ -89,11 +89,6 @@
 extern "C" {
 #endif
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/nrf6310/include/board.h b/boards/nrf6310/include/board.h
index eb6351bee86a..c02add33edbf 100644
--- a/boards/nrf6310/include/board.h
+++ b/boards/nrf6310/include/board.h
@@ -52,11 +52,6 @@ extern "C" {
 #define LED2_TOGGLE         (NRF_GPIO->OUT   ^= LED2_MASK)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/nz32-sc151/include/board.h b/boards/nz32-sc151/include/board.h
index 3392938a48f8..668551f69ad0 100644
--- a/boards/nz32-sc151/include/board.h
+++ b/boards/nz32-sc151/include/board.h
@@ -41,11 +41,6 @@ extern "C" {
 #define LED0_TOGGLE         (GPIOB->ODR  ^= LED0_MASK)
  /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/olimexino-stm32/include/board.h b/boards/olimexino-stm32/include/board.h
index f2191dced5ca..00441d719c50 100644
--- a/boards/olimexino-stm32/include/board.h
+++ b/boards/olimexino-stm32/include/board.h
@@ -65,11 +65,6 @@ extern "C" {
 #define BTN0_MODE           GPIO_IN
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/omote/include/board.h b/boards/omote/include/board.h
index 2a990c0f3b82..9071862ad0f2 100644
--- a/boards/omote/include/board.h
+++ b/boards/omote/include/board.h
@@ -89,11 +89,6 @@
 #define INTERNAL_PERIPHERAL_PID         (0x16C8)
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
diff --git a/boards/opencm904/include/board.h b/boards/opencm904/include/board.h
index f927ce4cede2..6db0ca7e548d 100644
--- a/boards/opencm904/include/board.h
+++ b/boards/opencm904/include/board.h
@@ -77,11 +77,6 @@ extern "C" {
 #endif
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/openlabs-kw41z-mini/include/board.h b/boards/openlabs-kw41z-mini/include/board.h
index 5cd4a9794032..9f9c9a3abf58 100644
--- a/boards/openlabs-kw41z-mini/include/board.h
+++ b/boards/openlabs-kw41z-mini/include/board.h
@@ -85,11 +85,6 @@ extern "C"
 #define PTB3_OUTPUT_OSCERCLK        (0)
 #endif
 
-/**
- * @brief Initialize board-specific hardware, including clock, LEDs, and stdio
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/openmote-b/include/board.h b/boards/openmote-b/include/board.h
index fe55deddd226..f4f39fa3c542 100644
--- a/boards/openmote-b/include/board.h
+++ b/boards/openmote-b/include/board.h
@@ -147,11 +147,6 @@
 #define BOOT_PIN    GPIO_PIN(0, CCA_BACKDOOR_PORT_A_PIN) /**< BSL_BOOT Pin */
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
diff --git a/boards/openmote-cc2538/include/board.h b/boards/openmote-cc2538/include/board.h
index 0447de519c36..a0fc71c65670 100644
--- a/boards/openmote-cc2538/include/board.h
+++ b/boards/openmote-cc2538/include/board.h
@@ -90,11 +90,6 @@
 #define CONFIG_CC2538_RF_OBS_SIG_2_PCX  7   /* PC7 */
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
diff --git a/boards/p-l496g-cell02/include/board.h b/boards/p-l496g-cell02/include/board.h
index be91f01f6dc6..e45d4477c19b 100644
--- a/boards/p-l496g-cell02/include/board.h
+++ b/boards/p-l496g-cell02/include/board.h
@@ -66,11 +66,6 @@ extern "C" {
 #define BTN4_MODE           GPIO_IN_PD              /**< Up button mode     */
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/pba-d-01-kw2x/include/board.h b/boards/pba-d-01-kw2x/include/board.h
index bb21db384a8e..73dfdb44463c 100644
--- a/boards/pba-d-01-kw2x/include/board.h
+++ b/boards/pba-d-01-kw2x/include/board.h
@@ -93,11 +93,6 @@ extern "C"
 #define TMP00X_PARAM_ADDR          (0x41)
 /** @}*/
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/pic32-wifire/include/board.h b/boards/pic32-wifire/include/board.h
index ce8c33477f6e..de3478da675b 100644
--- a/boards/pic32-wifire/include/board.h
+++ b/boards/pic32-wifire/include/board.h
@@ -80,11 +80,6 @@ extern "C" {
 #define BTN1_MODE           GPIO_IN
 /** @} */
 
-/**
- * @brief   Board level initialization
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/pyboard/include/board.h b/boards/pyboard/include/board.h
index 7a7d5a2441ec..43c10ab842d0 100644
--- a/boards/pyboard/include/board.h
+++ b/boards/pyboard/include/board.h
@@ -46,11 +46,6 @@ extern "C" {
  */
 #define BTN_B1_PIN          GPIO_PIN(PORT_B, 3)
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and stdio
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/qn9080dk/include/board.h b/boards/qn9080dk/include/board.h
index 734b1e7d3187..204a7c5cc5e2 100644
--- a/boards/qn9080dk/include/board.h
+++ b/boards/qn9080dk/include/board.h
@@ -77,11 +77,6 @@ extern mtd_dev_t *mtd0;
 #define MTD_0 mtd0
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/reel/include/board.h b/boards/reel/include/board.h
index 37964a335950..cf55121e2620 100644
--- a/boards/reel/include/board.h
+++ b/boards/reel/include/board.h
@@ -104,11 +104,6 @@ extern "C" {
 #define ADPS9960_PARAM_PIN_INT  GPIO_PIN(0, 23)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/remote-pa/include/board.h b/boards/remote-pa/include/board.h
index 5c68486da3b1..df53a0b9501a 100644
--- a/boards/remote-pa/include/board.h
+++ b/boards/remote-pa/include/board.h
@@ -74,11 +74,6 @@
  #define RF_SWITCH_TOGGLE    gpio_toggle(RF_SWITCH_GPIO)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
diff --git a/boards/remote-reva/include/board.h b/boards/remote-reva/include/board.h
index 570dcff947f2..9da20ed4d848 100644
--- a/boards/remote-reva/include/board.h
+++ b/boards/remote-reva/include/board.h
@@ -110,11 +110,6 @@
 #define CC1200_GPD2_GPIO    GPIO_PB0
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
diff --git a/boards/remote-revb/include/board.h b/boards/remote-revb/include/board.h
index 1f07707641b0..c8f78ef714b7 100644
--- a/boards/remote-revb/include/board.h
+++ b/boards/remote-revb/include/board.h
@@ -122,11 +122,6 @@
 #define SDCARD_SPI_PARAM_POWER_AH  false
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
diff --git a/boards/ruuvitag/include/board.h b/boards/ruuvitag/include/board.h
index 48ca723d04f1..b2ca16367693 100644
--- a/boards/ruuvitag/include/board.h
+++ b/boards/ruuvitag/include/board.h
@@ -78,11 +78,6 @@ extern "C" {
 #define LIS2DH12_PARAM_INT_PIN2 GPIO_PIN(0, 6)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/samd10-xmini/include/board.h b/boards/samd10-xmini/include/board.h
index f4577d14802c..0f7f0af68089 100644
--- a/boards/samd10-xmini/include/board.h
+++ b/boards/samd10-xmini/include/board.h
@@ -61,11 +61,6 @@ extern "C" {
 #define BTN0_MODE           GPIO_IN_PU
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/samd20-xpro/include/board.h b/boards/samd20-xpro/include/board.h
index ebac4afb3cfe..a5b4b8fed0c6 100644
--- a/boards/samd20-xpro/include/board.h
+++ b/boards/samd20-xpro/include/board.h
@@ -59,11 +59,6 @@ extern "C" {
 #define BTN0_MODE           GPIO_IN_PU
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/samd21-xpro/include/board.h b/boards/samd21-xpro/include/board.h
index 8b0c4b2395f5..707c6e77d40b 100644
--- a/boards/samd21-xpro/include/board.h
+++ b/boards/samd21-xpro/include/board.h
@@ -62,11 +62,6 @@ extern "C" {
 #define BTN0_MODE           GPIO_IN_PU
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/same54-xpro/include/board.h b/boards/same54-xpro/include/board.h
index 1dac5c0d7430..45f57e455fb8 100644
--- a/boards/same54-xpro/include/board.h
+++ b/boards/same54-xpro/include/board.h
@@ -86,11 +86,6 @@ extern mtd_dev_t *mtd0, *mtd1;
 #define XTIMER_HZ                   (1000000ul)
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/saml21-xpro/include/board.h b/boards/saml21-xpro/include/board.h
index 2acb3fc3a20d..45ff2b22cab4 100644
--- a/boards/saml21-xpro/include/board.h
+++ b/boards/saml21-xpro/include/board.h
@@ -50,11 +50,6 @@ extern "C" {
 /** @} */
 
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/samr21-xpro/include/board.h b/boards/samr21-xpro/include/board.h
index 44cc80cf7e7b..19d76056fb86 100644
--- a/boards/samr21-xpro/include/board.h
+++ b/boards/samr21-xpro/include/board.h
@@ -105,11 +105,6 @@ enum {
 #endif
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 /**
  * @brief   Set antenna switch
  */
diff --git a/boards/samr30-xpro/include/board.h b/boards/samr30-xpro/include/board.h
index 3d1535ab4e86..a0711ff63025 100644
--- a/boards/samr30-xpro/include/board.h
+++ b/boards/samr30-xpro/include/board.h
@@ -92,11 +92,6 @@ enum {
 #endif
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 /**
  * @brief   Set antenna switch
  */
diff --git a/boards/samr34-xpro/include/board.h b/boards/samr34-xpro/include/board.h
index 80ada8ac1e85..012abdd63dd4 100644
--- a/boards/samr34-xpro/include/board.h
+++ b/boards/samr34-xpro/include/board.h
@@ -78,11 +78,6 @@ extern "C" {
 #define BTN0_MODE                   GPIO_IN_PU
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/seeeduino_arch-pro/include/board.h b/boards/seeeduino_arch-pro/include/board.h
index c5c6a17cd775..0a01e8e2b89e 100644
--- a/boards/seeeduino_arch-pro/include/board.h
+++ b/boards/seeeduino_arch-pro/include/board.h
@@ -53,11 +53,6 @@ extern "C" {
 #define LED3_TOGGLE         gpio_toggle(LED3_PIN)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, include clocks, LEDs and stdio
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/sensebox_samd21/include/board.h b/boards/sensebox_samd21/include/board.h
index 8b020753e181..7db34cbee686 100644
--- a/boards/sensebox_samd21/include/board.h
+++ b/boards/sensebox_samd21/include/board.h
@@ -190,11 +190,6 @@ extern mtd_dev_t *mtd0;
 /** @} */
 #endif /* MODULE_MTD_SDCARD || DOXYGEN */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/serpente/include/board.h b/boards/serpente/include/board.h
index 6e3ff3105546..5afc77b68f7d 100644
--- a/boards/serpente/include/board.h
+++ b/boards/serpente/include/board.h
@@ -89,11 +89,6 @@ extern mtd_dev_t *mtd0;
 #define INTERNAL_PERIPHERAL_VID         (0x239A)
 #define INTERNAL_PERIPHERAL_PID         (0x0057)
 /** @} */
-
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/slstk3400a/include/board.h b/boards/slstk3400a/include/board.h
index af80430ba466..b27d0b80eca9 100644
--- a/boards/slstk3400a/include/board.h
+++ b/boards/slstk3400a/include/board.h
@@ -113,11 +113,6 @@ extern "C" {
 #define SI70XX_PARAM_I2C_DEV    SI7021_I2C
 /** @} */
 
-/**
- * @brief   Initialize the board (GPIO, sensors, clocks).
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/slstk3401a/include/board.h b/boards/slstk3401a/include/board.h
index 34ae39817b44..20029e413d7d 100644
--- a/boards/slstk3401a/include/board.h
+++ b/boards/slstk3401a/include/board.h
@@ -120,11 +120,6 @@ extern "C" {
 #define SI70XX_PARAM_I2C_DEV    SI7021_I2C
 /** @} */
 
-/**
- * @brief   Initialize the board (GPIO, sensors, clocks).
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/slstk3402a/include/board.h b/boards/slstk3402a/include/board.h
index c397502eb7ad..19e365896916 100644
--- a/boards/slstk3402a/include/board.h
+++ b/boards/slstk3402a/include/board.h
@@ -120,11 +120,6 @@ extern "C" {
 #define SI70XX_PARAM_I2C_DEV    SI7021_I2C
 /** @} */
 
-/**
- * @brief   Initialize the board (GPIO, sensors, clocks).
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/sltb001a/include/board.h b/boards/sltb001a/include/board.h
index 56b9ed969e6f..835fe183b67c 100644
--- a/boards/sltb001a/include/board.h
+++ b/boards/sltb001a/include/board.h
@@ -209,11 +209,6 @@ extern "C" {
 #define SI7210_I2C          I2C_DEV(0)
 /** @} */
 
-/**
- * @brief   Initialize the board (GPIO, sensors, clocks).
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/slwstk6220a/include/board.h b/boards/slwstk6220a/include/board.h
index 59eb5ed339cf..1e6be82c7cef 100644
--- a/boards/slwstk6220a/include/board.h
+++ b/boards/slwstk6220a/include/board.h
@@ -121,11 +121,6 @@ extern "C" {
 #define SI70XX_PARAM_I2C_DEV    SI7021_I2C
 /** @} */
 
-/**
- * @brief   Initialize the board (GPIO, sensors, clocks).
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/spark-core/include/board.h b/boards/spark-core/include/board.h
index 87a6c29a8fc0..e911dcafbad5 100644
--- a/boards/spark-core/include/board.h
+++ b/boards/spark-core/include/board.h
@@ -90,11 +90,6 @@
 #define EXTFLASH            GPIO_PIN(PORT_B,9)
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
diff --git a/boards/stk3200/include/board.h b/boards/stk3200/include/board.h
index 28e85a0f1e9c..d507e17cb6a8 100644
--- a/boards/stk3200/include/board.h
+++ b/boards/stk3200/include/board.h
@@ -102,11 +102,6 @@ extern "C" {
 #define DISP_POWER_PIN      GPIO_PIN(PA, 10)
 /** @} */
 
-/**
- * @brief   Initialize the board (GPIO, sensors, clocks).
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stk3600/include/board.h b/boards/stk3600/include/board.h
index 8c873cf7ec81..f99de30690fb 100644
--- a/boards/stk3600/include/board.h
+++ b/boards/stk3600/include/board.h
@@ -96,11 +96,6 @@ extern "C" {
 #define CORETEMP_ADC        ADC_LINE(0)
 /** @} */
 
-/**
- * @brief   Initialize the board (GPIO, sensors, clocks).
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stk3700/include/board.h b/boards/stk3700/include/board.h
index 9f0b3b9c69f0..7b398c5908f3 100644
--- a/boards/stk3700/include/board.h
+++ b/boards/stk3700/include/board.h
@@ -96,11 +96,6 @@ extern "C" {
 #define CORETEMP_ADC        ADC_LINE(0)
 /** @} */
 
-/**
- * @brief   Initialize the board (GPIO, sensors, clocks).
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stm32f030f4-demo/include/board.h b/boards/stm32f030f4-demo/include/board.h
index dcf94554bc97..a43e795a00d4 100644
--- a/boards/stm32f030f4-demo/include/board.h
+++ b/boards/stm32f030f4-demo/include/board.h
@@ -48,11 +48,6 @@ extern "C" {
 #define LED0_TOGGLE         (LED0_PORT->ODR  ^= LED0_MASK)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stm32f0discovery/include/board.h b/boards/stm32f0discovery/include/board.h
index f2c75db863ba..a251c0225248 100644
--- a/boards/stm32f0discovery/include/board.h
+++ b/boards/stm32f0discovery/include/board.h
@@ -54,11 +54,6 @@ extern "C" {
 #define BTN0_MODE           GPIO_IN
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stm32f3discovery/include/board.h b/boards/stm32f3discovery/include/board.h
index 0015094e2fe6..1a17c8a392c4 100644
--- a/boards/stm32f3discovery/include/board.h
+++ b/boards/stm32f3discovery/include/board.h
@@ -91,11 +91,6 @@ extern "C" {
 /** @} */
 
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stm32f429i-disc1/include/board.h b/boards/stm32f429i-disc1/include/board.h
index dea5c0ebffee..5cc8fd550222 100644
--- a/boards/stm32f429i-disc1/include/board.h
+++ b/boards/stm32f429i-disc1/include/board.h
@@ -54,11 +54,6 @@ extern "C" {
 /** @} */
 
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stm32f4discovery/include/board.h b/boards/stm32f4discovery/include/board.h
index fc0c4af577ac..d7eb1b72beda 100644
--- a/boards/stm32f4discovery/include/board.h
+++ b/boards/stm32f4discovery/include/board.h
@@ -81,11 +81,6 @@ extern "C" {
 /** @} */
 
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stm32f723e-disco/include/board.h b/boards/stm32f723e-disco/include/board.h
index 6c5c1bbbd146..6faaaf602c68 100644
--- a/boards/stm32f723e-disco/include/board.h
+++ b/boards/stm32f723e-disco/include/board.h
@@ -61,11 +61,6 @@ extern "C" {
 /** @} */
 
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stm32f769i-disco/include/board.h b/boards/stm32f769i-disco/include/board.h
index 6c34df9730bb..36f2e0b2e377 100644
--- a/boards/stm32f769i-disco/include/board.h
+++ b/boards/stm32f769i-disco/include/board.h
@@ -71,11 +71,6 @@ extern "C" {
 /** @} */
 
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stm32l0538-disco/include/board.h b/boards/stm32l0538-disco/include/board.h
index 45d811290518..377021d13964 100644
--- a/boards/stm32l0538-disco/include/board.h
+++ b/boards/stm32l0538-disco/include/board.h
@@ -62,11 +62,6 @@ extern "C" {
 #define BTN0_MODE           GPIO_IN
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stm32l476g-disco/include/board.h b/boards/stm32l476g-disco/include/board.h
index edddb5cfc87d..3355a8a1b620 100644
--- a/boards/stm32l476g-disco/include/board.h
+++ b/boards/stm32l476g-disco/include/board.h
@@ -68,11 +68,6 @@ extern "C" {
 #define BTN4_MODE           GPIO_IN_PD          /**< Up button mode     */
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/stm32mp157c-dk2/include/board.h b/boards/stm32mp157c-dk2/include/board.h
index 793071637a0e..0411a515e80b 100644
--- a/boards/stm32mp157c-dk2/include/board.h
+++ b/boards/stm32mp157c-dk2/include/board.h
@@ -28,11 +28,6 @@
 extern "C" {
 #endif
 
-/**
- * @brief Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/teensy31/include/board.h b/boards/teensy31/include/board.h
index 7704242794e5..2d211e760969 100644
--- a/boards/teensy31/include/board.h
+++ b/boards/teensy31/include/board.h
@@ -59,11 +59,6 @@ extern "C" {
 #define LED0_TOGGLE         (LED_PORT->PTOR = (1 << LED0_BIT))
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/thingy52/include/board.h b/boards/thingy52/include/board.h
index d3e7d00559e7..c9762441681f 100644
--- a/boards/thingy52/include/board.h
+++ b/boards/thingy52/include/board.h
@@ -55,11 +55,6 @@ extern "C" {
 #define LPSXXX_PARAM_ADDR   (0x5c)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/ublox-c030-u201/include/board.h b/boards/ublox-c030-u201/include/board.h
index 90449132cb67..e873848a7f3a 100644
--- a/boards/ublox-c030-u201/include/board.h
+++ b/boards/ublox-c030-u201/include/board.h
@@ -92,11 +92,6 @@ extern "C" {
 #define GPS_RST_PIN             GPIO_PIN(PORT_C, 10) /* Not connected */
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/waspmote-pro/include/board.h b/boards/waspmote-pro/include/board.h
index 50e2883313f5..da4649c9b51c 100644
--- a/boards/waspmote-pro/include/board.h
+++ b/boards/waspmote-pro/include/board.h
@@ -180,11 +180,6 @@ extern "C" {
 #define CONFIG_ZTIMER_USEC_WIDTH    (16)
 /** @} */
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/yarm/include/board.h b/boards/yarm/include/board.h
index 2bcbb4c03f36..3ae2b3c49636 100644
--- a/boards/yarm/include/board.h
+++ b/boards/yarm/include/board.h
@@ -27,11 +27,6 @@
 extern "C" {
 #endif
 
-/**
- * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/boards/zigduino/include/board.h b/boards/zigduino/include/board.h
index d6fdfb7334bc..ffac3613db6c 100644
--- a/boards/zigduino/include/board.h
+++ b/boards/zigduino/include/board.h
@@ -51,11 +51,6 @@ extern "C" {
 #define PIR_MOTION_MODE     GPIO_IN_PU
 /** @} */
 
-/**
- * @brief Initialize board specific hardware, including clock, LEDs and stdio
- */
-void board_init(void);
-
 #ifdef __cplusplus
 }
 #endif

From b4da356d6fcbcaea1bbda70eefab4911c3ed9b5c Mon Sep 17 00:00:00 2001
From: chrysn <chrysn@fsfe.org>
Date: Tue, 23 Feb 2021 10:22:51 +0100
Subject: [PATCH 2/4] Provide generic board_init declaration in a header file

---
 sys/include/board_generic.h | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 sys/include/board_generic.h

diff --git a/sys/include/board_generic.h b/sys/include/board_generic.h
new file mode 100644
index 000000000000..64d902dc5f51
--- /dev/null
+++ b/sys/include/board_generic.h
@@ -0,0 +1,6 @@
+// TBD: proper place, proper name
+
+/**
+ * @brief   Board level initialization
+ */
+void board_init(void);

From a2029049742eb032cc630b3be4992b925351206e Mon Sep 17 00:00:00 2001
From: chrysn <chrysn@fsfe.org>
Date: Tue, 23 Feb 2021 10:24:04 +0100
Subject: [PATCH 3/4] Use the generic header in the CPUs that did rely on
 board.h declarations

---
 cpu/cortexm_common/vectors_cortexm.c | 2 +-
 cpu/esp32/startup.c                  | 1 +
 cpu/esp8266/startup.c                | 2 ++
 cpu/mips32r2_common/cpu.c            | 1 +
 4 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/cpu/cortexm_common/vectors_cortexm.c b/cpu/cortexm_common/vectors_cortexm.c
index f0e2c0816cb5..261c1e0a4e41 100644
--- a/cpu/cortexm_common/vectors_cortexm.c
+++ b/cpu/cortexm_common/vectors_cortexm.c
@@ -29,7 +29,7 @@
 #include "cpu.h"
 #include "periph_cpu.h"
 #include "kernel_init.h"
-#include "board.h"
+#include "board_generic.h"
 #include "mpu.h"
 #include "panic.h"
 #include "sched.h"
diff --git a/cpu/esp32/startup.c b/cpu/esp32/startup.c
index be7b0de13dc6..f44f32ee0126 100644
--- a/cpu/esp32/startup.c
+++ b/cpu/esp32/startup.c
@@ -59,6 +59,7 @@
 #include "xtensa/core-macros.h"
 #include "xtensa/xtensa_api.h"
 
+#include "board_generic.h"
 #include "periph_cpu.h"
 #include "tools.h"
 
diff --git a/cpu/esp8266/startup.c b/cpu/esp8266/startup.c
index e85a197e091a..860c018f069d 100644
--- a/cpu/esp8266/startup.c
+++ b/cpu/esp8266/startup.c
@@ -40,6 +40,8 @@
 #include "rom_functions.h"
 #include "sdk/sdk.h"
 
+#include "board_generic.h"
+
 #if MODULE_ESP_GDBSTUB
 #include "gdbstub.h"
 #endif
diff --git a/cpu/mips32r2_common/cpu.c b/cpu/mips32r2_common/cpu.c
index 059327591a1a..8190b6bf999e 100644
--- a/cpu/mips32r2_common/cpu.c
+++ b/cpu/mips32r2_common/cpu.c
@@ -25,6 +25,7 @@
 #include "cpu.h"
 #include "board.h"
 
+#include "board_generic.h"
 
 void mips_start(void);
 

From d8a1d19bcf320d8a92721f299c3a6667e0c8e812 Mon Sep 17 00:00:00 2001
From: chrysn <chrysn@fsfe.org>
Date: Tue, 23 Feb 2021 10:24:58 +0100
Subject: [PATCH 4/4] Use generic board_init declaration where previously there
 was an extern declaration

---
 boards/native/include/board_internal.h | 3 ++-
 cpu/avr8_common/startup.c              | 3 ++-
 cpu/lpc23xx/cpu.c                      | 3 +--
 cpu/msp430_common/msp430-main.c        | 2 --
 cpu/msp430_common/startup.c            | 2 +-
 5 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/boards/native/include/board_internal.h b/boards/native/include/board_internal.h
index 28e26320ceb0..3b9f1b0136fe 100644
--- a/boards/native/include/board_internal.h
+++ b/boards/native/include/board_internal.h
@@ -13,9 +13,10 @@
 extern "C" {
 #endif
 
+#include "board_generic.h"
+
 extern int _native_null_out_file;
 extern int _native_null_in_pipe[2];
-void board_init(void);
 
 #ifdef __cplusplus
 }
diff --git a/cpu/avr8_common/startup.c b/cpu/avr8_common/startup.c
index da9f6263d15a..06496dee2001 100644
--- a/cpu/avr8_common/startup.c
+++ b/cpu/avr8_common/startup.c
@@ -25,6 +25,8 @@
 #include <avr/interrupt.h>
 #include <avr/io.h>
 
+#include "board_generic.h"
+
 /* For Catchall-Loop */
 #include "board.h"
 #ifdef MODULE_PUF_SRAM
@@ -34,7 +36,6 @@
 /**
  * @brief functions for initializing the board, std-lib and kernel
  */
-extern void board_init(void);
 extern void kernel_init(void);
 extern void __libc_init_array(void);
 
diff --git a/cpu/lpc23xx/cpu.c b/cpu/lpc23xx/cpu.c
index c2e2ea919971..b75fa104c6e7 100644
--- a/cpu/lpc23xx/cpu.c
+++ b/cpu/lpc23xx/cpu.c
@@ -16,6 +16,7 @@
 #include "irq.h"
 #include "VIC.h"
 
+#include "board_generic.h"
 #include "stdio_base.h"
 #include "periph/init.h"
 
@@ -118,8 +119,6 @@ void arm_reset(void)
  */
 void cpu_init(void)
 {
-    extern void board_init(void);
-
     /* configure CPU clock */
     cpu_init_clks();
 
diff --git a/cpu/msp430_common/msp430-main.c b/cpu/msp430_common/msp430-main.c
index 8b8b63a6efcb..d649bcbaa075 100644
--- a/cpu/msp430_common/msp430-main.c
+++ b/cpu/msp430_common/msp430-main.c
@@ -140,5 +140,3 @@ splx_(int sr)
     asmv("bis %0, r2" : : "r"(sr));
     asmv("nop");
 }
-
-extern void board_init(void);
diff --git a/cpu/msp430_common/startup.c b/cpu/msp430_common/startup.c
index 8c68c0f8dc36..520a87fe515b 100644
--- a/cpu/msp430_common/startup.c
+++ b/cpu/msp430_common/startup.c
@@ -28,7 +28,7 @@
 #include "irq.h"
 #include "log.h"
 
-extern void board_init(void);
+#include "board_generic.h"
 
 __attribute__((constructor)) static void startup(void)
 {