1 files changed, 6 insertions, 0 deletions
diff --git a/include/usb.h b/include/usb.h
index bcad552f85f..efb67ea33ff 100644
--- a/include/usb.h
+++ b/include/usb.h
@@ -242,6 +242,12 @@ int usb_host_eth_scan(int mode);
 
 #ifdef CONFIG_USB_KEYBOARD
 
+/*
+ * USB Keyboard reports are 8 bytes in boot protocol.
+ * Appendix B of HID Device Class Definition 1.11
+ */
+#define USB_KBD_BOOT_REPORT_SIZE 8
+
 int drv_usb_kbd_init(void);
 int usb_kbd_deregister(int force);