ARM: dts: meson: use the real ethernet clock on Meson8 and Meson8b

Until now clk81 was used as gate clock for the ethernet controller on
Meson8 whereas Meson8b did not configure a gate clock at all. Use
CLKID_ETH for both SoCs, which is the real gate clock for the ethernet
controller.
Signed-off-by: NMartin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: NNeil Armstrong <narmstrong@baylibre.com>
Signed-off-by: NKevin Hilman <khilman@baylibre.com>

arch/arm/boot/dts/meson8.dtsi

@@ -242,7 +242,7 @@
 };
 
 &ethmac {
-	clocks = <&clkc CLKID_CLK81>;
+	clocks = <&clkc CLKID_ETH>;
 	clock-names = "stmmaceth";
 };
 

arch/arm/boot/dts/meson8b.dtsi

@@ -176,6 +176,11 @@
 	};
 };
 
+&ethmac {
+	clocks = <&clkc CLKID_ETH>;
+	clock-names = "stmmaceth";
+};
+
 &hwrng {
 	compatible = "amlogic,meson8b-rng", "amlogic,meson-rng";
 	clocks = <&clkc CLKID_RNG0>;