rockchip: dts: Use defines for pin names in rk3399-puma.dtsi and rk3368-lion.dts

pinctrl/rockchip.h provides defines that map pin numbers to pin names.
Use them to make the dts more human readable.

Signed-off-by: Klaus Goger <klaus.goger@theobroma-systems.com>
Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
diff --git a/arch/arm/dts/rk3368-lion.dts b/arch/arm/dts/rk3368-lion.dts
index 850db50..f018b8b 100644
--- a/arch/arm/dts/rk3368-lion.dts
+++ b/arch/arm/dts/rk3368-lion.dts
@@ -68,7 +68,7 @@
 	phy-supply = <&vcc33_io>;
 	phy-mode = "rgmii";
 	clock_in_out = "input";
-	snps,reset-gpio = <&gpio3 11 GPIO_ACTIVE_LOW>;
+	snps,reset-gpio = <&gpio3 RK_PB3 GPIO_ACTIVE_LOW>;
 	snps,reset-active-low;
 	snps,reset-delays-us = <2 10000 50000>;
 	assigned-clocks = <&cru SCLK_MAC>;