clk: uniphier: Use managed `of_clk_add_hw_provider()`

Use the managed `devm_of_clk_add_hw_provider()` instead of
`of_clk_add_hw_provider()`.

This makes sure the provider gets automatically removed on unbind and
allows to completely eliminate the drivers `remove()` callback.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20230410014502.27929-11-lars@metafoo.deSigned-off-by: Stephen Boyd <sboyd@kernel.org>

drivers/clk/uniphier/clk-uniphier-core.c

@@ -87,15 +87,10 @@ static int uniphier_clk_probe(struct platform_device *pdev)
 			hw_data->hws[p->idx] = hw;
 	}
 
-	return of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get,
+	return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
 					   hw_data);
 }
 
-static void uniphier_clk_remove(struct platform_device *pdev)
-{
-	of_clk_del_provider(pdev->dev.of_node);
-}
-
 static const struct of_device_id uniphier_clk_match[] = {
 	/* System clock */
 	{
@@ -218,7 +213,6 @@ static const struct of_device_id uniphier_clk_match[] = {
 
 static struct platform_driver uniphier_clk_driver = {
 	.probe = uniphier_clk_probe,
-	.remove_new = uniphier_clk_remove,
 	.driver = {
 		.name = "uniphier-clk",
 		.of_match_table = uniphier_clk_match,