pinctrl: rockchip: Remove of_match_ptr macro for DT only driver

This is a DT only driver and rockchip_pinctrl_dt_match is always compiled in.
Thus remove of_match_ptr macro.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index 64ad0c0..7eb1249 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -1365,7 +1365,7 @@
 	.driver = {
 		.name	= "rockchip-pinctrl",
 		.owner	= THIS_MODULE,
-		.of_match_table = of_match_ptr(rockchip_pinctrl_dt_match),
+		.of_match_table = rockchip_pinctrl_dt_match,
 	},
 };