ARM: dts: brcmstb: add BCM7445 system PM DT nodes

Need the aon-ctrl, boot SRAM, and memory_controller descriptions.
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
[florian: remove wake-timer, aon-pm-l2-intc duplicate]
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

arch/arm/boot/dts/bcm7445.dtsi

@@ -143,6 +143,12 @@ aon_pm_l2_intc: interrupt-controller@410640 {
 			brcm,irq-can-wake;
 		};
 
+		aon-ctrl@410000 {
+			compatible = "brcm,brcmstb-aon-ctrl";
+			reg = <0x410000 0x200>, <0x410200 0x400>;
+			reg-names = "aon-ctrl", "aon-sram";
+		};
+
 		nand: nand@3e2800 {
 			status = "disabled";
 			#address-cells = <1>;
@@ -219,6 +225,84 @@ upg_gio_aon: gpio@4172c0 {
 
 	};
 
+	memory_controllers {
+		compatible = "simple-bus";
+		ranges = <0x0 0x0 0xf1100000 0x200000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		memc@0 {
+			compatible = "brcm,brcmstb-memc", "simple-bus";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x0 0x0 0x80000>;
+
+			memc-ddr@2000 {
+				compatible = "brcm,brcmstb-memc-ddr";
+				reg = <0x2000 0x800>;
+			};
+
+			ddr-phy@6000 {
+				compatible = "brcm,brcmstb-ddr-phy-v240.1";
+				reg = <0x6000 0x21c>;
+				};
+
+			shimphy@8000 {
+				compatible = "brcm,brcmstb-ddr-shimphy-v1.0";
+				reg = <0x8000 0xe4>;
+			};
+		};
+
+		memc@1 {
+			compatible = "brcm,brcmstb-memc", "simple-bus";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x0 0x80000 0x80000>;
+
+			memc-ddr@2000 {
+				compatible = "brcm,brcmstb-memc-ddr";
+				reg = <0x2000 0x800>;
+			};
+
+			ddr-phy@6000 {
+				compatible = "brcm,brcmstb-ddr-phy-v240.1";
+				reg = <0x6000 0x21c>;
+			};
+
+			shimphy@8000 {
+				compatible = "brcm,brcmstb-ddr-shimphy-v1.0";
+				reg = <0x8000 0xe4>;
+			};
+		};
+
+		memc@2 {
+			compatible = "brcm,brcmstb-memc", "simple-bus";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x0 0x100000 0x80000>;
+
+			memc-ddr@2000 {
+				compatible = "brcm,brcmstb-memc-ddr";
+				reg = <0x2000 0x800>;
+			};
+
+			ddr-phy@6000 {
+				compatible = "brcm,brcmstb-ddr-phy-v240.1";
+				reg = <0x6000 0x21c>;
+			};
+
+			shimphy@8000 {
+				compatible = "brcm,brcmstb-ddr-shimphy-v1.0";
+				reg = <0x8000 0xe4>;
+			};
+		};
+	};
+
+	sram@ffe00000 {
+		compatible = "brcm,boot-sram", "mmio-sram";
+		reg = <0x0 0xffe00000 0x0 0x10000>;
+	};
+
 	smpboot {
 		compatible = "brcm,brcmstb-smpboot";
 		syscon-cpu = <&hif_cpubiuctrl 0x88 0x178>;