Bluetooth: Allow HCI UART reset parameter via flags ioctl

The flags ioctl for HCI UART drivers already allows setting of certain
Bluetooth core quirks. The reset parameter fits right in here. So allow
this as well.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
diff --git a/drivers/bluetooth/hci_uart.h b/drivers/bluetooth/hci_uart.h
index 99fb352..54c8983 100644
--- a/drivers/bluetooth/hci_uart.h
+++ b/drivers/bluetooth/hci_uart.h
@@ -45,6 +45,7 @@
 #define HCI_UART_ATH3K	5
 
 #define HCI_UART_RAW_DEVICE	0
+#define HCI_UART_RESET_ON_INIT	1
 
 struct hci_uart;