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) <chi.minghao@zte.com.cn>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220307033546.2075097-1-chi.minghao@zte.com.cn

diff --git a/drivers/clk/samsung/clk-exynos-clkout.c b/drivers/clk/samsung/clk-exynos-clkout.c
index e6d6cbf..273f77d 100644 (file)
--- a/drivers/clk/samsung/clk-exynos-clkout.c
+++ b/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;