diff --git a/boards/e180-zg120b-tb/Kconfig b/boards/e180-zg120b-tb/Kconfig
index 86b8669e32..7407fb8756 100644
--- a/boards/e180-zg120b-tb/Kconfig
+++ b/boards/e180-zg120b-tb/Kconfig
@@ -10,7 +10,6 @@ config BOARD
 config BOARD_E180_ZG120B_TB
     bool
     default y
-    select BOARD_COMMON_SILABS
     select CPU_MODEL_EFR32MG1B232F256GM32
     select HAS_PERIPH_ADC
     select HAS_PERIPH_RTC
diff --git a/boards/e180-zg120b-tb/Makefile b/boards/e180-zg120b-tb/Makefile
index 39108f4589..f8fcbb53a0 100644
--- a/boards/e180-zg120b-tb/Makefile
+++ b/boards/e180-zg120b-tb/Makefile
@@ -1,5 +1,3 @@
 MODULE = board
 
-DIRS = $(RIOTBOARD)/common/silabs
-
 include $(RIOTBASE)/Makefile.base
diff --git a/boards/e180-zg120b-tb/Makefile.dep b/boards/e180-zg120b-tb/Makefile.dep
index d8e51b9cc3..784c02eab7 100644
--- a/boards/e180-zg120b-tb/Makefile.dep
+++ b/boards/e180-zg120b-tb/Makefile.dep
@@ -2,9 +2,3 @@ ifneq (,$(filter saul_default,$(USEMODULE)))
   USEMODULE += efm32_coretemp
   USEMODULE += saul_gpio
 endif
-
-# add board common drivers
-USEMODULE += boards_common_silabs
-
-# include board common dependencies
-include $(RIOTBOARD)/common/silabs/Makefile.dep
diff --git a/boards/e180-zg120b-tb/Makefile.features b/boards/e180-zg120b-tb/Makefile.features
index f507153bcc..5f5e80a693 100644
--- a/boards/e180-zg120b-tb/Makefile.features
+++ b/boards/e180-zg120b-tb/Makefile.features
@@ -10,7 +10,5 @@ FEATURES_PROVIDED += periph_timer
 FEATURES_PROVIDED += periph_uart periph_uart_modecfg
 
 # Put other features for this board (in alphabetical order)
-FEATURES_PROVIDED += riotboot
 FEATURES_PROVIDED += efm32_coretemp
-
-include $(RIOTBOARD)/common/silabs/Makefile.features
+FEATURES_PROVIDED += riotboot
diff --git a/boards/e180-zg120b-tb/Makefile.include b/boards/e180-zg120b-tb/Makefile.include
index 307862f183..0621315977 100644
--- a/boards/e180-zg120b-tb/Makefile.include
+++ b/boards/e180-zg120b-tb/Makefile.include
@@ -1,10 +1,4 @@
-# set default port depending on operating system
-PORT_LINUX ?= /dev/ttyUSB0
-PORT_DARWIN ?= $(firstword $(sort $(wildcard /dev/tty.usbmodem*)))
-
 # setup JLink for flashing
+PROGRAMMER ?= jlink
 JLINK_DEVICE = EFR32MG1BxxxF256
 JLINK_PRE_FLASH = r
-
-# include board common
-include $(RIOTBOARD)/common/silabs/Makefile.include
diff --git a/boards/e180-zg120b-tb/board.c b/boards/e180-zg120b-tb/board.c
index fea34ada4d..b4cfad7dea 100644
--- a/boards/e180-zg120b-tb/board.c
+++ b/boards/e180-zg120b-tb/board.c
@@ -20,7 +20,6 @@
  */
 
 #include "board.h"
-#include "board_common.h"
 
 void board_init(void)
 {
diff --git a/boards/ikea-tradfri/Makefile.features b/boards/ikea-tradfri/Makefile.features
index 2eb3d3a320..1079c42952 100644
--- a/boards/ikea-tradfri/Makefile.features
+++ b/boards/ikea-tradfri/Makefile.features
@@ -11,5 +11,5 @@ FEATURES_PROVIDED += periph_timer
 FEATURES_PROVIDED += periph_uart periph_uart_modecfg
 
 # Put other features for this board (in alphabetical order)
-FEATURES_PROVIDED += riotboot
 FEATURES_PROVIDED += efm32_coretemp
+FEATURES_PROVIDED += riotboot