powerpc/platforms/83xx: Use of_device_get_match_data()

Use of_device_get_match_data() to simplify the code.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi (CGEL ZTE) <chi.minghao@zte.com.cn>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220225010737.2038781-1-chi.minghao@zte.com.cn

arch/powerpc/platforms/83xx/suspend.c

@@ -322,18 +322,15 @@ static const struct platform_suspend_ops mpc83xx_suspend_ops = {
 static const struct of_device_id pmc_match[];
 static int pmc_probe(struct platform_device *ofdev)
 {
-	const struct of_device_id *match;
 	struct device_node *np = ofdev->dev.of_node;
 	struct resource res;
 	const struct pmc_type *type;
 	int ret = 0;
 
-	match = of_match_device(pmc_match, &ofdev->dev);
-	if (!match)
+	type = of_device_get_match_data(&ofdev->dev);
+	if (!type)
 		return -EINVAL;
 
-	type = match->data;
-
 	if (!of_device_is_available(np))
 		return -ENODEV;