NBG6817 working dts gmac part

&gmac1 {
	status = "okay";
	compatible = "qcom,nss-gmac";
	reg = <0x37200000 0x200000>;
	interrupts = <GIC_SPI 223 IRQ_TYPE_LEVEL_HIGH>;
	phy-mode = "rgmii";
	qcom,id = <1>;
	qcom,pcs-chanid = <0>;
	qcom,phy-mdio-addr = <4>;
	qcom,poll-required = <0>;
	qcom,rgmii-delay = <1>;
	qcom,phy_mii_type = <0>;
	qcom,emulation = <0>;
	qcom,forced-speed = <1000>;
	qcom,forced-duplex = <1>;
	qcom,socver = <0>;
	qcom,irq = <255>;
	mdiobus = <&mdio0>;

	pinctrl-0 = <&rgmii2_pins>;
	pinctrl-names = "default";

	fixed-link {
		speed = <1000>;
		full-duplex;
	};
};

&gmac2 {
	status = "okay";
	compatible = "qcom,nss-gmac";
	reg = <0x37400000 0x200000>;
	interrupts = <GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH>;
	phy-mode = "sgmii";
	qcom,id = <2>;
	qcom,pcs-chanid = <1>;
	qcom,phy-mdio-addr = <0>;	/* none */
	qcom,poll-required = <0>;	/* no polling */
	qcom,rgmii-delay = <0>;
	qcom,phy_mii_type = <1>;
	qcom,emulation = <0>;
	qcom,forced-speed = <1000>;
	qcom,forced-duplex = <1>;
	qcom,socver = <0>;
	qcom,irq = <258>;
	mdiobus = <&mdio0>;

	fixed-link {
		speed = <1000>;
		full-duplex;
	};
};