usb: dwc2: add hibernation core parameter

dwc2 may not be able to exit from hibernation if the hardware
does not provide a way to detect resume signalling in this state.
Thus, add the possibility to disable hibernation feature.

Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
index 2562c90..9093530 100644
--- a/drivers/usb/dwc2/platform.c
+++ b/drivers/usb/dwc2/platform.c
@@ -78,6 +78,7 @@
 	.ahbcfg				= 0x10,
 	.uframe_sched			= 0,
 	.external_id_pin_ctl		= -1,
+	.hibernation			= -1,
 };
 
 static const struct dwc2_core_params params_rk3066 = {
@@ -107,6 +108,7 @@
 	.ahbcfg				= 0x7, /* INCR16 */
 	.uframe_sched			= -1,
 	.external_id_pin_ctl		= -1,
+	.hibernation			= -1,
 };
 
 /**