clk: samsung: exynos-clkout: Use of_device_get_match_data()

Use of_device_get_match_data() to simplify the code.

Signed-off-by: Minghao Chi (CGEL ZTE) <[email protected]>
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

Author: Minghao Chi (CGEL ZTE)

drivers/clk/samsung/clk-exynos-clkout.c

@@ -81,19 +81,17 @@ MODULE_DEVICE_TABLE(of, exynos_clkout_ids);
 static int exynos_clkout_match_parent_dev(struct device *dev, u32 *mux_mask)
 {
 	const struct exynos_clkout_variant *variant;
-	const struct of_device_id *match;
 
 	if (!dev->parent) {
 		dev_err(dev, "not instantiated from MFD\n");
 		return -EINVAL;
 	}
 
-	match = of_match_device(exynos_clkout_ids, dev->parent);
-	if (!match) {
+	variant = of_device_get_match_data(dev->parent);
+	if (!variant) {
 		dev_err(dev, "cannot match parent device\n");
 		return -EINVAL;
 	}
-	variant = match->data;
 
 	*mux_mask = variant->mux_mask;