ARM: dts: stm32f429: Align Ethernet node with new bindings properties

This patch aligns clocks names and node reference according to new
stm32-dwmac glue binding. It also renames Ethernet pinctrl phandle
(indeed there is no need to add 0 as Ethernet instance as there is only
one IP in SOC).
Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com>

arch/arm/boot/dts/stm32429i-eval.dts

@@ -116,11 +116,12 @@ &clk_hse {
 	clock-frequency = <25000000>;
 };
 
-&ethernet0 {
+&mac {
 	status = "okay";
-	pinctrl-0	= <&ethernet0_mii>;
+	pinctrl-0	= <&ethernet_mii>;
 	pinctrl-names	= "default";
-	phy-mode	= "mii-id";
+	phy-mode	= "mii";
+
 	mdio0 {
 		#address-cells = <1>;
 		#size-cells = <0>;

arch/arm/boot/dts/stm32f429.dtsi

@@ -319,7 +319,7 @@ pins {
 				};
 			};
 
-			ethernet0_mii: mii@0 {
+			ethernet_mii: mii@0 {
 				pins {
 					pinmux = <STM32F429_PG13_FUNC_ETH_MII_TXD0_ETH_RMII_TXD0>,
 						 <STM32F429_PG14_FUNC_ETH_MII_TXD1_ETH_RMII_TXD1>,
@@ -379,13 +379,13 @@ dma2: dma-controller@40026400 {
 			st,mem2mem;
 		};
 
-		ethernet0: dwmac@40028000 {
+		mac: ethernet@40028000 {
 			compatible = "st,stm32-dwmac", "snps,dwmac-3.50a";
 			reg = <0x40028000 0x8000>;
 			reg-names = "stmmaceth";
 			interrupts = <61>, <62>;
 			interrupt-names = "macirq", "eth_wake_irq";
-			clock-names = "stmmaceth", "tx-clk", "rx-clk";
+			clock-names = "stmmaceth", "mac-clk-tx", "mac-clk-rx";
 			clocks = <&rcc 0 25>, <&rcc 0 26>, <&rcc 0 27>;
 			st,syscon = <&syscfg 0x4>;
 			snps,pbl = <8>;