powerpc: Enable device tree support for T4240RDB

Add device tree for T4240RDB board and enable CONFIG_OF_CONTROL
so that device tree can be compiled.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
diff --git a/arch/powerpc/dts/Makefile b/arch/powerpc/dts/Makefile
index 388a4b2..9002393 100644
--- a/arch/powerpc/dts/Makefile
+++ b/arch/powerpc/dts/Makefile
@@ -2,6 +2,7 @@
 
 dtb-$(CONFIG_TARGET_T2080QDS) += t2080qds.dtb
 dtb-$(CONFIG_TARGET_T2080RDB) += t2080rdb.dtb
+dtb-$(CONFIG_TARGET_T4240RDB) += t4240rdb.dtb
 dtb-$(CONFIG_TARGET_MCR3000) += mcr3000.dtb
 dtb-$(CONFIG_TARGET_GAZERBEAM) += gazerbeam.dtb
 
diff --git a/arch/powerpc/dts/t4240.dtsi b/arch/powerpc/dts/t4240.dtsi
new file mode 100644
index 0000000..4d8fc71
--- /dev/null
+++ b/arch/powerpc/dts/t4240.dtsi
@@ -0,0 +1,102 @@
+// SPDX-License-Identifier: GPL-2.0+ OR X11
+/*
+ * T4240 Silicon/SoC Device Tree Source (pre include)
+ *
+ * Copyright 2013 Freescale Semiconductor Inc.
+ * Copyright 2019 NXP
+ */
+
+/dts-v1/;
+
+/include/ "e6500_power_isa.dtsi"
+
+/ {
+	#address-cells = <2>;
+	#size-cells = <2>;
+	interrupt-parent = <&mpic>;
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu0: PowerPC,e6500@0 {
+			device_type = "cpu";
+			reg = <0 1>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+		cpu1: PowerPC,e6500@2 {
+			device_type = "cpu";
+			reg = <2 3>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+		cpu2: PowerPC,e6500@4 {
+			device_type = "cpu";
+			reg = <4 5>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+		cpu3: PowerPC,e6500@6 {
+			device_type = "cpu";
+			reg = <6 7>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+		cpu4: PowerPC,e6500@8 {
+			device_type = "cpu";
+			reg = <8 9>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+		cpu5: PowerPC,e6500@10 {
+			device_type = "cpu";
+			reg = <10 11>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+		cpu6: PowerPC,e6500@12 {
+			device_type = "cpu";
+			reg = <12 13>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+		cpu7: PowerPC,e6500@14 {
+			device_type = "cpu";
+			reg = <14 15>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+		cpu8: PowerPC,e6500@16 {
+			device_type = "cpu";
+			reg = <16 17>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+		cpu9: PowerPC,e6500@18 {
+			device_type = "cpu";
+			reg = <18 19>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+		cpu10: PowerPC,e6500@20 {
+			device_type = "cpu";
+			reg = <20 21>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+		cpu11: PowerPC,e6500@22 {
+			device_type = "cpu";
+			reg = <22 23>;
+			fsl,portid-mapping = <0x80000000>;
+		};
+	};
+
+	soc: soc@ffe000000 {
+		ranges = <0x00000000 0xf 0xfe000000 0x1000000>;
+		reg = <0xf 0xfe000000 0 0x00001000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		device_type = "soc";
+		compatible = "simple-bus";
+
+		mpic: pic@40000 {
+			interrupt-controller;
+			#address-cells = <0>;
+			#interrupt-cells = <4>;
+			reg = <0x40000 0x40000>;
+			compatible = "fsl,mpic";
+			device_type = "open-pic";
+			clock-frequency = <0x0>;
+		};
+	};
+};
diff --git a/arch/powerpc/dts/t4240rdb.dts b/arch/powerpc/dts/t4240rdb.dts
new file mode 100644
index 0000000..f67d7ce
--- /dev/null
+++ b/arch/powerpc/dts/t4240rdb.dts
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0+ OR X11
+/*
+ * T4240RDB Device Tree Source
+ *
+ * Copyright 2013 - 2015 Freescale Semiconductor Inc.
+ * Copyright 2019 NXP
+ */
+
+/include/ "t4240.dtsi"
+
+/ {
+	model = "fsl,T4240RDB";
+	compatible = "fsl,T4240RDB";
+	#address-cells = <2>;
+	#size-cells = <2>;
+	interrupt-parent = <&mpic>;
+};