diff --git a/buildflash.sh b/buildflash.sh
deleted file mode 100644
index 8bc1e7a..0000000
--- a/buildflash.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-west build -b adafruit_feather_nrf52840 .
-# nrfutil dfu genpkg --application build/zephyr/zephyr.hex --application-version 0xFF --dev-revision 0xFF --dev-type 0xFFFF --sd-req 0x81 feather_nrf52840_express_bootloader-0.7.0_s140_6.1.1.zip
-# nrfutil dfu usb-serial -pkg app.zip -p ttyACM0 // DO NOT FUCKING DO THIS
-# ./uf2conv.py build/zephyr/zephyr.hex -c -f 0xADA52840
-cp build/zephyr/zephyr.uf2 .
diff --git a/feather_bootloader/feather_bootloader.zip b/feather_bootloader/feather_bootloader.zip
deleted file mode 100644
index 3302d59..0000000
Binary files a/feather_bootloader/feather_bootloader.zip and /dev/null differ
diff --git a/feather_bootloader/manifest.json b/feather_bootloader/manifest.json
deleted file mode 100644
index 243b0e3..0000000
--- a/feather_bootloader/manifest.json
+++ /dev/null
@@ -1,20 +0,0 @@
-{
-    "manifest": {
-        "dfu_version": 0.5,
-        "softdevice_bootloader": {
-            "bin_file": "sd_bl.bin",
-            "bl_size": 39000,
-            "dat_file": "sd_bl.dat",
-            "init_packet_data": {
-                "application_version": 4294967295,
-                "device_revision": 52840,
-                "device_type": 82,
-                "firmware_crc16": 40783,
-                "softdevice_req": [
-                    65534
-                ]
-            },
-            "sd_size": 151016
-        }
-    }
-}
\ No newline at end of file
diff --git a/feather_bootloader/sd_bl.bin b/feather_bootloader/sd_bl.bin
deleted file mode 100644
index 078abd2..0000000
Binary files a/feather_bootloader/sd_bl.bin and /dev/null differ
diff --git a/feather_bootloader/sd_bl.dat b/feather_bootloader/sd_bl.dat
deleted file mode 100644
index 31fa19d..0000000
Binary files a/feather_bootloader/sd_bl.dat and /dev/null differ
diff --git a/src/main.c b/src/main.c
index d3fc0b5..62d2167 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,9 +1,3 @@
-/*
- * Copyright (c) 2016 Intel Corporation
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
 #include <zephyr/kernel.h>
 #include <zephyr/device.h>
 #include <zephyr/devicetree.h>
@@ -78,7 +72,7 @@ static int spi_write_test_msg(void)
 
 	// Reset signal
 	k_poll_signal_reset(&spi_done_sig);
-	
+
 	// Start transaction
 	int error = spi_transceive_async(spi_dev, &spi_cfg, &tx, &rx, &spi_done_sig);
 	if(error != 0){
@@ -145,7 +139,7 @@ static int spi_slave_write_test_msg(void)
 
 	// Reset signal
 	k_poll_signal_reset(&spi_slave_done_sig);
-	
+
 	// Start transaction
 	int error = spi_transceive_async(spi_slave_dev, &spi_slave_cfg, &s_tx, &s_rx, &spi_slave_done_sig);
 	if(error != 0){
@@ -189,7 +183,7 @@ void main(void)
 	spi_slave_init();
 
 	printk("SPI master/slave example started\n");
-	
+
 	spi_slave_write_test_msg();
 
 	while (1) {
@@ -203,7 +197,7 @@ void main(void)
 		if(spi_slave_check_for_message() == 0){
 			// Print the last received data
 			printk("SPI SLAVE RX: 0x%.2x, 0x%.2x\n", slave_rx_buffer[0], slave_rx_buffer[1]);
-			
+
 			// Prepare the next SPI slave transaction
 			spi_slave_write_test_msg();
 		}