ARM: dts: imx53: Add ethernet PHY reset on M53Menlo

Add ethernet PHY GPIO reset line, to let the kernel to reset the PHY.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: NXP Linux Team <linux-imx@nxp.com>
To: linux-arm-kernel@lists.infradead.org
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx53-m53menlo.dts

@@ -87,6 +87,7 @@ &fec {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_fec>;
 	phy-mode = "rmii";
+	phy-reset-gpios = <&gpio7 7 GPIO_ACTIVE_LOW>;
 	status = "okay";
 };