--- zzzz-none-000/linux-4.9.218/drivers/usb/host/ehci.h	2020-04-02 15:20:41.000000000 +0000
+++ seale-7590ax-750/linux-4.9.218/drivers/usb/host/ehci.h	2023-03-29 10:59:07.000000000 +0000
@@ -230,6 +230,7 @@
 	unsigned		frame_index_bug:1; /* MosChip (AKA NetMos) */
 	unsigned		need_oc_pp_cycle:1; /* MPC834X port power */
 	unsigned		imx28_write_fix:1; /* For Freescale i.MX28 */
+	unsigned ignore_oc : 1;
 
 	/* required for usb32 quirk */
 	#define OHCI_CTRL_HCFS          (3 << 6)