usb: gadget: s3c-hsotg: add snps,dwc2 compatible string

Enable support for the dwc2 binding.
Signed-off-by: Matt Porter <mporter@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>

drivers/usb/gadget/s3c-hsotg.c

@@ -3734,6 +3734,7 @@ static int s3c_hsotg_remove(struct platform_device *pdev)
 #ifdef CONFIG_OF
 static const struct of_device_id s3c_hsotg_of_ids[] = {
 	{ .compatible = "samsung,s3c6400-hsotg", },
+	{ .compatible = "snps,dwc2", },
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, s3c_hsotg_of_ids);