usb: cdns3: host: add xhci_plat_priv quirk XHCI_SKIP_PHY_INIT

cdns3 manages PHY by own DRD driver, so skip the management by
HCD core.
Reviewed-by: Jun Li <jun.li@nxp.com>
Reviewed-by: Pawel Laszczak <pawell@cadence.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>

drivers/usb/cdns3/host.c

@@ -24,6 +24,7 @@
 #define LPM_2_STB_SWITCH_EN	BIT(25)
 
 static const struct xhci_plat_priv xhci_plat_cdns3_xhci = {
+	.quirks = XHCI_SKIP_PHY_INIT,
 	.suspend_quirk = xhci_cdns3_suspend_quirk,
 };