diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index d6546d2676b9..a78da2e25966 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -224,9 +224,6 @@ dtb-$(CONFIG_ARCH_GEMINI) += \
 	gemini-wbd222.dtb
 dtb-$(CONFIG_ARCH_HI3xxx) += \
 	hi3620-hi4511.dtb
-dtb-$(CONFIG_ARCH_HIGHBANK) += \
-	highbank.dtb \
-	ecx-2000.dtb
 dtb-$(CONFIG_ARCH_HIP01) += \
 	hip01-ca9x2.dtb
 dtb-$(CONFIG_ARCH_HIP04) += \
diff --git a/arch/arm/boot/dts/ecx-2000.dts b/arch/arm/boot/dts/ecx-2000.dts
deleted file mode 100644
index 5651ae6dc969..000000000000
--- a/arch/arm/boot/dts/ecx-2000.dts
+++ /dev/null
@@ -1,103 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright 2011-2012 Calxeda, Inc.
- */
-
-/dts-v1/;
-
-/* First 4KB has pen for secondary cores. */
-/memreserve/ 0x00000000 0x0001000;
-
-/ {
-	model = "Calxeda ECX-2000";
-	compatible = "calxeda,ecx-2000";
-	#address-cells = <2>;
-	#size-cells = <2>;
-	clock-ranges;
-
-	cpus {
-		#address-cells = <1>;
-		#size-cells = <0>;
-
-		cpu@0 {
-			compatible = "arm,cortex-a15";
-			device_type = "cpu";
-			reg = <0>;
-			clocks = <&a9pll>;
-			clock-names = "cpu";
-		};
-
-		cpu@1 {
-			compatible = "arm,cortex-a15";
-			device_type = "cpu";
-			reg = <1>;
-			clocks = <&a9pll>;
-			clock-names = "cpu";
-		};
-
-		cpu@2 {
-			compatible = "arm,cortex-a15";
-			device_type = "cpu";
-			reg = <2>;
-			clocks = <&a9pll>;
-			clock-names = "cpu";
-		};
-
-		cpu@3 {
-			compatible = "arm,cortex-a15";
-			device_type = "cpu";
-			reg = <3>;
-			clocks = <&a9pll>;
-			clock-names = "cpu";
-		};
-	};
-
-	memory@0 {
-		name = "memory";
-		device_type = "memory";
-		reg = <0x00000000 0x00000000 0x00000000 0xff800000>;
-	};
-
-	memory@200000000 {
-		name = "memory";
-		device_type = "memory";
-		reg = <0x00000002 0x00000000 0x00000003 0x00000000>;
-	};
-
-	soc {
-		ranges = <0x00000000 0x00000000 0x00000000 0xffffffff>;
-
-		timer {
-			compatible = "arm,cortex-a15-timer", "arm,armv7-timer"; 			interrupts = <1 13 0xf08>,
-				<1 14 0xf08>,
-				<1 11 0xf08>,
-				<1 10 0xf08>;
-		};
-
-		memory-controller@fff00000 {
-			compatible = "calxeda,ecx-2000-ddr-ctrl";
-			reg = <0xfff00000 0x1000>;
-			interrupts = <0 91 4>;
-		};
-
-		intc: interrupt-controller@fff11000 {
-			compatible = "arm,cortex-a15-gic";
-			#interrupt-cells = <3>;
-			#size-cells = <0>;
-			#address-cells = <1>;
-			interrupt-controller;
-			interrupts = <1 9 0xf04>;
-			reg = <0xfff11000 0x1000>,
-			      <0xfff12000 0x2000>,
-			      <0xfff14000 0x2000>,
-			      <0xfff16000 0x2000>;
-		};
-
-		pmu {
-			compatible = "arm,cortex-a9-pmu";
-			interrupts = <0 76 4  0 75 4  0 74 4  0 73 4>;
-		};
-	};
-};
-
-/include/ "ecx-common.dtsi"
diff --git a/arch/arm/boot/dts/ecx-common.dtsi b/arch/arm/boot/dts/ecx-common.dtsi
deleted file mode 100644
index 66ee1d34f72b..000000000000
--- a/arch/arm/boot/dts/ecx-common.dtsi
+++ /dev/null
@@ -1,230 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright 2011-2012 Calxeda, Inc.
- */
-
-/ {
-	chosen {
-		bootargs = "console=ttyAMA0";
-	};
-
-	psci {
-		compatible	= "arm,psci";
-		method		= "smc";
-		cpu_suspend	= <0x84000002>;
-		cpu_off		= <0x84000004>;
-		cpu_on		= <0x84000006>;
-	};
-
-	soc {
-		#address-cells = <1>;
-		#size-cells = <1>;
-		compatible = "simple-bus";
-		interrupt-parent = <&intc>;
-
-		sata@ffe08000 {
-			compatible = "calxeda,hb-ahci";
-			reg = <0xffe08000 0x10000>;
-			interrupts = <0 83 4>;
-			dma-coherent;
-			calxeda,port-phys = <&combophy5 0 &combophy0 0
-					     &combophy0 1 &combophy0 2
-					     &combophy0 3>;
-			calxeda,sgpio-gpio =<&gpioh 5 1 &gpioh 6 1 &gpioh 7 1>;
-			calxeda,led-order = <4 0 1 2 3>;
-		};
-
-		sdhci@ffe0e000 {
-			compatible = "calxeda,hb-sdhci";
-			reg = <0xffe0e000 0x1000>;
-			interrupts = <0 90 4>;
-			clocks = <&eclk>;
-			status = "disabled";
-		};
-
-		ipc@fff20000 {
-			compatible = "arm,pl320", "arm,primecell";
-			reg = <0xfff20000 0x1000>;
-			interrupts = <0 7 4>;
-			clocks = <&pclk>;
-			clock-names = "apb_pclk";
-		};
-
-		gpioe: gpio@fff30000 {
-			#gpio-cells = <2>;
-			compatible = "arm,pl061", "arm,primecell";
-			gpio-controller;
-			reg = <0xfff30000 0x1000>;
-			interrupts = <0 14 4>;
-			clocks = <&pclk>;
-			clock-names = "apb_pclk";
-			status = "disabled";
-		};
-
-		gpiof: gpio@fff31000 {
-			#gpio-cells = <2>;
-			compatible = "arm,pl061", "arm,primecell";
-			gpio-controller;
-			reg = <0xfff31000 0x1000>;
-			interrupts = <0 15 4>;
-			clocks = <&pclk>;
-			clock-names = "apb_pclk";
-			status = "disabled";
-		};
-
-		gpiog: gpio@fff32000 {
-			#gpio-cells = <2>;
-			compatible = "arm,pl061", "arm,primecell";
-			gpio-controller;
-			reg = <0xfff32000 0x1000>;
-			interrupts = <0 16 4>;
-			clocks = <&pclk>;
-			clock-names = "apb_pclk";
-			status = "disabled";
-		};
-
-		gpioh: gpio@fff33000 {
-			#gpio-cells = <2>;
-			compatible = "arm,pl061", "arm,primecell";
-			gpio-controller;
-			reg = <0xfff33000 0x1000>;
-			interrupts = <0 17 4>;
-			clocks = <&pclk>;
-			clock-names = "apb_pclk";
-			status = "disabled";
-		};
-
-		timer@fff34000 {
-			compatible = "arm,sp804", "arm,primecell";
-			reg = <0xfff34000 0x1000>;
-			interrupts = <0 18 4>;
-			clocks = <&pclk>;
-			clock-names = "apb_pclk";
-		};
-
-		rtc@fff35000 {
-			compatible = "arm,pl031", "arm,primecell";
-			reg = <0xfff35000 0x1000>;
-			interrupts = <0 19 4>;
-			clocks = <&pclk>;
-			clock-names = "apb_pclk";
-		};
-
-		serial@fff36000 {
-			compatible = "arm,pl011", "arm,primecell";
-			reg = <0xfff36000 0x1000>;
-			interrupts = <0 20 4>;
-			clocks = <&pclk>;
-			clock-names = "apb_pclk";
-		};
-
-		smic@fff3a000 {
-			compatible = "ipmi-smic";
-			device_type = "ipmi";
-			reg = <0xfff3a000 0x1000>;
-			interrupts = <0 24 4>;
-			reg-size = <4>;
-			reg-spacing = <4>;
-		};
-
-		sregs@fff3c000 {
-			compatible = "calxeda,hb-sregs";
-			reg = <0xfff3c000 0x1000>;
-
-			clocks {
-				#address-cells = <1>;
-				#size-cells = <0>;
-
-				osc: oscillator {
-					#clock-cells = <0>;
-					compatible = "fixed-clock";
-					clock-frequency = <33333000>;
-				};
-
-				ddrpll: ddrpll {
-					#clock-cells = <0>;
-					compatible = "calxeda,hb-pll-clock";
-					clocks = <&osc>;
-					reg = <0x108>;
-				};
-
-				a9pll: a9pll {
-					#clock-cells = <0>;
-					compatible = "calxeda,hb-pll-clock";
-					clocks = <&osc>;
-					reg = <0x100>;
-				};
-
-				a9periphclk: a9periphclk {
-					#clock-cells = <0>;
-					compatible = "calxeda,hb-a9periph-clock";
-					clocks = <&a9pll>;
-					reg = <0x104>;
-				};
-
-				a9bclk: a9bclk {
-					#clock-cells = <0>;
-					compatible = "calxeda,hb-a9bus-clock";
-					clocks = <&a9pll>;
-					reg = <0x104>;
-				};
-
-				emmcpll: emmcpll {
-					#clock-cells = <0>;
-					compatible = "calxeda,hb-pll-clock";
-					clocks = <&osc>;
-					reg = <0x10C>;
-				};
-
-				eclk: eclk {
-					#clock-cells = <0>;
-					compatible = "calxeda,hb-emmc-clock";
-					clocks = <&emmcpll>;
-					reg = <0x114>;
-				};
-
-				pclk: pclk {
-					#clock-cells = <0>;
-					compatible = "fixed-clock";
-					clock-frequency = <150000000>;
-				};
-			};
-		};
-
-		dma@fff3d000 {
-			compatible = "arm,pl330", "arm,primecell";
-			reg = <0xfff3d000 0x1000>;
-			interrupts = <0 92 4>;
-			clocks = <&pclk>;
-			clock-names = "apb_pclk";
-		};
-
-		ethernet@fff50000 {
-			compatible = "calxeda,hb-xgmac";
-			reg = <0xfff50000 0x1000>;
-			interrupts = <0 77 4  0 78 4  0 79 4>;
-			dma-coherent;
-		};
-
-		ethernet@fff51000 {
-			compatible = "calxeda,hb-xgmac";
-			reg = <0xfff51000 0x1000>;
-			interrupts = <0 80 4  0 81 4  0 82 4>;
-			dma-coherent;
-		};
-
-		combophy0: combo-phy@fff58000 {
-			compatible = "calxeda,hb-combophy";
-			#phy-cells = <1>;
-			reg = <0xfff58000 0x1000>;
-			phydev = <5>;
-		};
-
-		combophy5: combo-phy@fff5d000 {
-			compatible = "calxeda,hb-combophy";
-			#phy-cells = <1>;
-			reg = <0xfff5d000 0x1000>;
-			phydev = <31>;
-		};
-	};
-};
diff --git a/arch/arm/boot/dts/highbank.dts b/arch/arm/boot/dts/highbank.dts
deleted file mode 100644
index f4e4dca6f7e7..000000000000
--- a/arch/arm/boot/dts/highbank.dts
+++ /dev/null
@@ -1,161 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright 2011-2012 Calxeda, Inc.
- */
-
-/dts-v1/;
-
-/* First 4KB has pen for secondary cores. */
-/memreserve/ 0x00000000 0x0001000;
-
-/ {
-	model = "Calxeda Highbank";
-	compatible = "calxeda,highbank";
-	#address-cells = <1>;
-	#size-cells = <1>;
-	clock-ranges;
-
-	cpus {
-		#address-cells = <1>;
-		#size-cells = <0>;
-
-		cpu@900 {
-			compatible = "arm,cortex-a9";
-			device_type = "cpu";
-			reg = <0x900>;
-			next-level-cache = <&L2>;
-			clocks = <&a9pll>;
-			clock-names = "cpu";
-			operating-points = <
-				/* kHz    ignored */
-				 1300000  1000000
-				 1200000  1000000
-				 1100000  1000000
-				  800000  1000000
-				  400000  1000000
-				  200000  1000000
-			>;
-			clock-latency = <100000>;
-		};
-
-		cpu@901 {
-			compatible = "arm,cortex-a9";
-			device_type = "cpu";
-			reg = <0x901>;
-			next-level-cache = <&L2>;
-			clocks = <&a9pll>;
-			clock-names = "cpu";
-			operating-points = <
-				/* kHz    ignored */
-				 1300000  1000000
-				 1200000  1000000
-				 1100000  1000000
-				  800000  1000000
-				  400000  1000000
-				  200000  1000000
-			>;
-			clock-latency = <100000>;
-		};
-
-		cpu@902 {
-			compatible = "arm,cortex-a9";
-			device_type = "cpu";
-			reg = <0x902>;
-			next-level-cache = <&L2>;
-			clocks = <&a9pll>;
-			clock-names = "cpu";
-			operating-points = <
-				/* kHz    ignored */
-				 1300000  1000000
-				 1200000  1000000
-				 1100000  1000000
-				  800000  1000000
-				  400000  1000000
-				  200000  1000000
-			>;
-			clock-latency = <100000>;
-		};
-
-		cpu@903 {
-			compatible = "arm,cortex-a9";
-			device_type = "cpu";
-			reg = <0x903>;
-			next-level-cache = <&L2>;
-			clocks = <&a9pll>;
-			clock-names = "cpu";
-			operating-points = <
-				/* kHz    ignored */
-				 1300000  1000000
-				 1200000  1000000
-				 1100000  1000000
-				  800000  1000000
-				  400000  1000000
-				  200000  1000000
-			>;
-			clock-latency = <100000>;
-		};
-	};
-
-	memory {
-		name = "memory";
-		device_type = "memory";
-		reg = <0x00000000 0xff900000>;
-	};
-
-	soc {
-		ranges = <0x00000000 0x00000000 0xffffffff>;
-
-		memory-controller@fff00000 {
-			compatible = "calxeda,hb-ddr-ctrl";
-			reg = <0xfff00000 0x1000>;
-			interrupts = <0 91 4>;
-		};
-
-		timer@fff10600 {
-			compatible = "arm,cortex-a9-twd-timer";
-			reg = <0xfff10600 0x20>;
-			interrupts = <1 13 0xf01>;
-			clocks = <&a9periphclk>;
-		};
-
-		watchdog@fff10620 {
-			compatible = "arm,cortex-a9-twd-wdt";
-			reg = <0xfff10620 0x20>;
-			interrupts = <1 14 0xf01>;
-			clocks = <&a9periphclk>;
-		};
-
-		intc: interrupt-controller@fff11000 {
-			compatible = "arm,cortex-a9-gic";
-			#interrupt-cells = <3>;
-			#size-cells = <0>;
-			#address-cells = <1>;
-			interrupt-controller;
-			reg = <0xfff11000 0x1000>,
-			      <0xfff10100 0x100>;
-		};
-
-		L2: l2-cache {
-			compatible = "arm,pl310-cache";
-			reg = <0xfff12000 0x1000>;
-			interrupts = <0 70 4>;
-			cache-unified;
-			cache-level = <2>;
-		};
-
-		pmu {
-			compatible = "arm,cortex-a9-pmu";
-			interrupts = <0 76 4  0 75 4  0 74 4  0 73 4>;
-		};
-
-
-		sregs@fff3c200 {
-			compatible = "calxeda,hb-sregs-l2-ecc";
-			reg = <0xfff3c200 0x100>;
-			interrupts = <0 71 4  0 72 4>;
-		};
-
-	};
-};
-
-/include/ "ecx-common.dtsi"
