diff --git a/tcl/board/efm32.cfg b/tcl/board/efm32.cfg
new file mode 100644
index 000000000..820b6c815
--- /dev/null
+++ b/tcl/board/efm32.cfg
@@ -0,0 +1,17 @@
+# Configuration for EFM32 boards with Segger J-Link on board
+#
+# Tested with TINY GECKO and Zero Gecko demo board
+#
+
+source [find interface/jlink.cfg]
+transport select swd
+adapter_khz 1000
+
+set CHIPNAME efm32
+source [find target/efm32.cfg]
+
+# EFM32 SWD doesn't work with RST asserted
+# So don't use srst_nogate!
+# Attach to running target with "mon halt"
+reset_config srst_only
+