diff --git a/tests/gadget-zero/Makefile.tilm4f120xl b/tests/gadget-zero/Makefile.tilm4f120xl
new file mode 100644
index 00000000..d458b338
--- /dev/null
+++ b/tests/gadget-zero/Makefile.tilm4f120xl
@@ -0,0 +1,42 @@
+##
+## This file is part of the libopencm3 project.
+##
+## This library is free software: you can redistribute it and/or modify
+## it under the terms of the GNU Lesser General Public License as published by
+## the Free Software Foundation, either version 3 of the License, or
+## (at your option) any later version.
+##
+## This library is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU Lesser General Public License for more details.
+##
+## You should have received a copy of the GNU Lesser General Public License
+## along with this library.  If not, see <http://www.gnu.org/licenses/>.
+##
+
+BOARD = tilm4f120xl
+PROJECT = usb-gadget0-$(BOARD)
+BUILD_DIR = bin-$(BOARD)
+
+SHARED_DIR = ../shared
+
+CFILES = main-$(BOARD).c
+CFILES += usb-gadget0.c trace.c trace_stdio.c
+#CFILES += delay.c
+
+VPATH += $(SHARED_DIR)
+
+INCLUDES += $(patsubst %,-I%, . $(SHARED_DIR))
+
+OPENCM3_DIR=../..
+
+### This section can go to an arch shared rules eventually...
+DEVICE=lm4f120xl
+OOCD_FILE = openocd.$(BOARD).cfg
+
+include $(OPENCM3_DIR)/mk/genlink-config.mk
+#include $(OPENCM3_DIR)/mk/gcc-config.mk
+include $(OPENCM3_DIR)/mk/genlink-rules.mk
+include ../rules.mk
+#include $(OPENCM3_DIR)/mk/gcc-rules.mk
diff --git a/tests/gadget-zero/main-tilm4f120xl.c b/tests/gadget-zero/main-tilm4f120xl.c
new file mode 100644
index 00000000..67abb6ae
--- /dev/null
+++ b/tests/gadget-zero/main-tilm4f120xl.c
@@ -0,0 +1,60 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2018 Karl Palsson <karlp@tweak.net.au>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <libopencm3/cm3/nvic.h>
+#include <libopencm3/lm4f/gpio.h>
+#include <libopencm3/lm4f/rcc.h>
+#include <libopencm3/lm4f/systemcontrol.h>
+
+#include <stdio.h>
+#include "usb-gadget0.h"
+
+#define ER_DEBUG
+#ifdef ER_DEBUG
+#define ER_DPRINTF(fmt, ...) \
+	do { printf(fmt, ## __VA_ARGS__); } while (0)
+#else
+#define ER_DPRINTF(fmt, ...) \
+	do { } while (0)
+#endif
+
+int main(void)
+{
+	gpio_enable_ahb_aperture();
+#define PLL_DIV_80MHZ           5
+	rcc_sysclk_config(OSCSRC_MOSC, XTAL_16M, PLL_DIV_80MHZ);
+	periph_clock_enable(RCC_GPIOD);
+	gpio_mode_setup(GPIOD, GPIO_MODE_ANALOG, GPIO_PUPD_NONE, GPIO4 | GPIO5);
+
+	/* blue LED on board */
+        periph_clock_enable(RCC_GPIOF);
+	gpio_mode_setup(GPIOF, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO2);
+	gpio_set_output_config(GPIOF, GPIO_OTYPE_PP, GPIO_DRIVE_2MA, GPIO2);
+
+	usbd_device *usbd_dev = gadget0_init(&lm4f_usb_driver, "tilm4f120xl");
+
+	ER_DPRINTF("bootup complete\n");
+	while (1) {
+		gpio_set(GPIOF, GPIO2);
+		gadget0_run(usbd_dev);
+		gpio_clear(GPIOF, GPIO2);
+	}
+
+}
+