From f99b9ba2708ebf5ecbdd62f0c16846789287b24c Mon Sep 17 00:00:00 2001
From: Nick Brassel <nick@tzarc.org>
Date: Wed, 19 Oct 2022 17:17:49 +1100
Subject: Widen the ARM Cortex-M family support. Allow USB peripheral change.
 (#18767)

---
 tmk_core/protocol/chibios/usb_main.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'tmk_core/protocol/chibios/usb_main.h')

diff --git a/tmk_core/protocol/chibios/usb_main.h b/tmk_core/protocol/chibios/usb_main.h
index dd105e7b5e..07186f76b8 100644
--- a/tmk_core/protocol/chibios/usb_main.h
+++ b/tmk_core/protocol/chibios/usb_main.h
@@ -26,7 +26,9 @@
  */
 
 /* The USB driver to use */
-#define USB_DRIVER USBD1
+#ifndef USB_DRIVER
+#    define USB_DRIVER USBD1
+#endif // USB_DRIVER
 
 /* Initialize the USB driver and bus */
 void init_usb_driver(USBDriver *usbp);
-- 
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