ARM: dts: BCM63xx: enable SATA PHY and AHCI controller

Add Device Tree entries for the Broadcom AHCI and SATA PHY controller
found on BCM63138 SoCs
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

arch/arm/boot/dts/bcm63138.dtsi

@@ -143,6 +143,37 @@ pmb1: reset-controller@4800e0 {
 			reg = <0x4800e0 0x10>;
 			#reset-cells = <2>;
 		};
+
+		ahci: sata@8000 {
+			compatible = "brcm,bcm63138-ahci", "brcm,sata3-ahci";
+			reg-names = "ahci", "top-ctrl";
+			reg = <0xa000 0x9ac>, <0x8040 0x24>;
+			interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			resets = <&pmb0 3 1>;
+			reset-names = "ahci";
+			status = "disabled";
+
+			sata0: sata-port@0 {
+				reg = <0>;
+				phys = <&sata_phy0>;
+			};
+		};
+
+		sata_phy: sata-phy@8100 {
+			compatible = "brcm,bcm63138-sata-phy", "brcm,phy-sata3";
+			reg = <0x8100 0x1e00>;
+			reg-names = "phy";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+
+			sata_phy0: sata-phy@0 {
+				reg = <0>;
+				#phy-cells = <0>;
+			};
+		};
 	};
 
 	/* Legacy UBUS base */