Add USB Clock Init to Phanbell Init Sequence

Change-Id: If94f19ce366ff16608814d746ebc916e389d3b19
diff --git a/board/freescale/imx8mq_phanbell/imx8mq_phanbell.c b/board/freescale/imx8mq_phanbell/imx8mq_phanbell.c
index 5423bfd..004e538 100644
--- a/board/freescale/imx8mq_phanbell/imx8mq_phanbell.c
+++ b/board/freescale/imx8mq_phanbell/imx8mq_phanbell.c
@@ -292,6 +292,10 @@
 	setup_fec();
 #endif
 
+#if defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_XHCI_IMX8M)
+	init_usb_clk();
+#endif
+
 	return 0;
 }