diff --git a/board/build.mk b/board/build.mk
index 534d423..c53f886 100644
--- a/board/build.mk
+++ b/board/build.mk
@@ -4,13 +4,19 @@ CFLAGS += -Tstm32_flash.ld
 
 DFU_UTIL = "dfu-util"
 
-# Compile fast charge (DCP) only not on EON
+PC = 0
+
 ifeq (,$(wildcard /EON))
+  ifeq (,$(wildcard /TICI))
+    PC = 1
+  endif
+endif
+
+ifeq (1, $(PC))
   BUILDER = DEV
 else
   CFLAGS += "-DEON"
   BUILDER = EON
-  DFU_UTIL = "tools/dfu-util-aarch64"
 endif
 
 #COMPILER_PATH = /home/batman/Downloads/gcc-arm-none-eabi-9-2020-q2-update/bin/
diff --git a/board/tools/dfu-util-aarch64 b/board/tools/dfu-util-aarch64
deleted file mode 100755
index 250c592..0000000
Binary files a/board/tools/dfu-util-aarch64 and /dev/null differ
diff --git a/board/tools/dfu-util-aarch64-linux b/board/tools/dfu-util-aarch64-linux
deleted file mode 100755
index b366f86..0000000
Binary files a/board/tools/dfu-util-aarch64-linux and /dev/null differ
diff --git a/board/tools/dfu-util-x86_64-linux b/board/tools/dfu-util-x86_64-linux
deleted file mode 100755
index 7be3dc3..0000000
Binary files a/board/tools/dfu-util-x86_64-linux and /dev/null differ
diff --git a/board/tools/enter_download_mode.py b/board/tools/enter_download_mode.py
deleted file mode 100755
index 4e6a2b4..0000000
--- a/board/tools/enter_download_mode.py
+++ /dev/null
@@ -1,33 +0,0 @@
-#!/usr/bin/env python3
-
-
-import sys
-import time
-import usb1
-
-def enter_download_mode(device):
-  handle = device.open()
-  handle.claimInterface(0)
-
-  try:
-    handle.controlWrite(usb1.TYPE_VENDOR | usb1.RECIPIENT_DEVICE, 0xd1, 0, 0, b'')
-  except (usb1.USBErrorIO, usb1.USBErrorPipe):
-    print("Device download mode enabled.")
-    time.sleep(1)
-  else:
-    print("Device failed to enter download mode.")
-    sys.exit(1)
-
-def find_first_panda(context=None):
-  context = context or usb1.USBContext()
-  for device in context.getDeviceList(skip_on_error=True):
-    if device.getVendorID() == 0xbbaa and device.getProductID() & 0xFF00 == 0xdd00:
-      return device
-
-if __name__ == "__main__":
-  panda_dev = find_first_panda()
-  if panda_dev is None:
-    print("no device found")
-    sys.exit(0)
-  print("found device")
-  enter_download_mode(panda_dev)