usb: phy: phy-mxs-usb: Use of_device_get_match_data()

The retrieval of driver data via of_device_get_match_data() can make
the code simpler.

Use of_device_get_match_data() to simplify the code.

Acked-by: Peter Chen <[e-mail]>
Acked-by: Felipe Balbi <[e-mail]>
Signed-off-by: Fabio Estevam <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/usb/phy/phy-mxs-usb.c

···
 	struct clk *clk;
 	struct mxs_phy *mxs_phy;
 	int ret;
-	const struct of_device_id *of_id;
 	struct device_node *np = pdev->dev.of_node;
 	u32 val;
-
-	of_id = of_match_device(mxs_phy_dt_ids, &pdev->dev);
-	if (!of_id)
-		return -ENODEV;
 
 	base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(base))
···
 	mxs_phy->phy.charger_detect	= mxs_phy_charger_detect;
 
 	mxs_phy->clk = clk;
-	mxs_phy->data = of_id->data;
+	mxs_phy->data = of_device_get_match_data(&pdev->dev);
 
 	platform_set_drvdata(pdev, mxs_phy);