Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

15 files changed, 1575 insertions, 0 deletions

diff --git a/arch/mips/boot/dts/mscc/Makefile b/arch/mips/boot/dts/mscc/Makefile
new file mode 100644
index 0000000000..eeb6b7aae8
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/Makefile
@@ -0,0 +1,13 @@
+# SPDX-License-Identifier: GPL-2.0-only
+dtb-$(CONFIG_SOC_VCOREIII)	+= \
+	jaguar2_pcb110.dtb \
+	jaguar2_pcb111.dtb \
+	jaguar2_pcb118.dtb \
+	luton_pcb091.dtb \
+	ocelot_pcb120.dtb \
+	ocelot_pcb123.dtb \
+	serval_pcb105.dtb \
+	serval_pcb106.dtb
+
+
+obj-$(CONFIG_BUILTIN_DTB)	+= $(addsuffix .o, $(dtb-y))
diff --git a/arch/mips/boot/dts/mscc/jaguar2.dtsi b/arch/mips/boot/dts/mscc/jaguar2.dtsi
new file mode 100644
index 0000000000..42b2b0a51d
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/jaguar2.dtsi
@@ -0,0 +1,167 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 Microsemi Corporation
+ */
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	compatible = "mscc,jr2";
+
+	aliases {
+		serial0 = &uart0;
+		serial1 = &uart2;
+		gpio0 = &gpio;
+	};
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			compatible = "mips,mips24KEc";
+			device_type = "cpu";
+			clocks = <&cpu_clk>;
+			reg = <0>;
+		};
+	};
+
+	cpuintc: interrupt-controller {
+		#address-cells = <0>;
+		#interrupt-cells = <1>;
+		interrupt-controller;
+		compatible = "mti,cpu-interrupt-controller";
+	};
+
+	cpu_clk: cpu-clock {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <500000000>;
+	};
+
+	ahb_clk: ahb-clk {
+		compatible = "fixed-factor-clock";
+		#clock-cells = <0>;
+		clocks = <&cpu_clk>;
+		clock-div = <2>;
+		clock-mult = <1>;
+	};
+
+	ahb: ahb {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		interrupt-parent = <&intc>;
+
+		cpu_ctrl: syscon@70000000 {
+			compatible = "mscc,ocelot-cpu-syscon", "syscon";
+			reg = <0x70000000 0x2c>;
+		};
+
+		intc: interrupt-controller@70000070 {
+			compatible = "mscc,jaguar2-icpu-intr";
+			reg = <0x70000070 0x94>;
+			#interrupt-cells = <1>;
+			interrupt-controller;
+			interrupt-parent = <&cpuintc>;
+			interrupts = <2>;
+		};
+
+		uart0: serial@70100000 {
+			pinctrl-0 = <&uart_pins>;
+			pinctrl-names = "default";
+			compatible = "ns16550a";
+			reg = <0x70100000 0x20>;
+			interrupts = <6>;
+			clocks = <&ahb_clk>;
+			reg-io-width = <4>;
+			reg-shift = <2>;
+
+			status = "disabled";
+		};
+
+		uart2: serial@70100800 {
+			pinctrl-0 = <&uart2_pins>;
+			pinctrl-names = "default";
+			compatible = "ns16550a";
+			reg = <0x70100800 0x20>;
+			interrupts = <7>;
+			clocks = <&ahb_clk>;
+			reg-io-width = <4>;
+			reg-shift = <2>;
+
+			status = "disabled";
+		};
+
+		gpio: pinctrl@71010038 {
+			compatible = "mscc,jaguar2-pinctrl";
+			reg = <0x71010038 0x90>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&gpio 0 0 64>;
+
+			uart_pins: uart-pins {
+				pins = "GPIO_10", "GPIO_11";
+				function = "uart";
+			};
+
+			uart2_pins: uart2-pins {
+				pins = "GPIO_24", "GPIO_25";
+				function = "uart2";
+			};
+
+			cs1_pins: cs1-pins {
+				pins = "GPIO_16";
+				function = "si";
+			};
+
+			cs2_pins: cs2-pins {
+				pins = "GPIO_17";
+				function = "si";
+			};
+
+			cs3_pins: cs3-pins {
+				pins = "GPIO_18";
+				function = "si";
+			};
+
+			i2c_pins: i2c-pins {
+				pins = "GPIO_14", "GPIO_15";
+				function = "twi";
+			};
+
+			i2c2_pins: i2c2-pins {
+				pins = "GPIO_28", "GPIO_29";
+				function = "twi2";
+			};
+		};
+
+		i2c0: i2c@70100400 {
+			compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
+			status = "disabled";
+			pinctrl-0 = <&i2c_pins>;
+			pinctrl-names = "default";
+			reg = <0x70100400 0x100>, <0x700001b8 0x8>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <8>;
+			clock-frequency = <100000>;
+			clocks = <&ahb_clk>;
+		};
+
+		i2c2: i2c@70100c00 {
+			compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
+			status = "disabled";
+			pinctrl-0 = <&i2c2_pins>;
+			pinctrl-names = "default";
+			reg = <0x70100c00 0x100>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <8>;
+			clock-frequency = <100000>;
+			clocks = <&ahb_clk>;
+		};
+	};
+};
diff --git a/arch/mips/boot/dts/mscc/jaguar2_common.dtsi b/arch/mips/boot/dts/mscc/jaguar2_common.dtsi
new file mode 100644
index 0000000000..679ff0d8ed
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/jaguar2_common.dtsi
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 Microsemi Corporation
+ */
+
+#include "jaguar2.dtsi"
+
+/ {
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart2 {
+	status = "okay";
+};
+
+&i2c0 {
+	status = "okay";
+	i2c-sda-hold-time-ns = <300>;
+};
diff --git a/arch/mips/boot/dts/mscc/jaguar2_pcb110.dts b/arch/mips/boot/dts/mscc/jaguar2_pcb110.dts
new file mode 100644
index 0000000000..1813f4e32e
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/jaguar2_pcb110.dts
@@ -0,0 +1,267 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 Microsemi Corporation
+ */
+
+/dts-v1/;
+#include "jaguar2_common.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "Jaguar2 Cu8-Sfp16 PCB110 Reference Board";
+	compatible = "mscc,jr2-pcb110", "mscc,jr2";
+
+	aliases {
+		i2c0    = &i2c0;
+		i2c108  = &i2c108;
+		i2c109  = &i2c109;
+		i2c110  = &i2c110;
+		i2c111  = &i2c111;
+		i2c112  = &i2c112;
+		i2c113  = &i2c113;
+		i2c114  = &i2c114;
+		i2c115  = &i2c115;
+		i2c116  = &i2c116;
+		i2c117  = &i2c117;
+		i2c118  = &i2c118;
+		i2c119  = &i2c119;
+		i2c120  = &i2c120;
+		i2c121  = &i2c121;
+		i2c122  = &i2c122;
+		i2c123  = &i2c123;
+		i2c124  = &i2c124;
+		i2c125  = &i2c125;
+		i2c126  = &i2c126;
+		i2c127  = &i2c127;
+		i2c128  = &i2c128;
+		i2c129  = &i2c129;
+		i2c130  = &i2c130;
+		i2c131  = &i2c131;
+		i2c149  = &i2c149;
+		i2c150  = &i2c150;
+		i2c151  = &i2c151;
+		i2c152  = &i2c152;
+	};
+	i2c0_imux: i2c0-imux {
+		compatible = "i2c-mux-pinctrl";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		i2c-parent = <&i2c0>;
+		pinctrl-names =
+			"i2c149", "i2c150", "i2c151", "i2c152", "idle";
+		pinctrl-0 = <&i2cmux_0>;
+		pinctrl-1 = <&i2cmux_1>;
+		pinctrl-2 = <&i2cmux_2>;
+		pinctrl-3 = <&i2cmux_3>;
+		pinctrl-4 = <&i2cmux_pins_i>;
+		i2c149: i2c@0 {
+			reg = <0x0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c150: i2c@1 {
+			reg = <0x1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c151: i2c@2 {
+			reg = <0x2>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c152: i2c@3 {
+			reg = <0x3>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+	};
+	i2c0_emux: i2c0-emux {
+		compatible = "i2c-mux-gpio";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		i2c-parent = <&i2c0>;
+		mux-gpios = <&gpio 51 GPIO_ACTIVE_HIGH
+			     &gpio 52 GPIO_ACTIVE_HIGH
+			     &gpio 53 GPIO_ACTIVE_HIGH
+			     &gpio 58 GPIO_ACTIVE_HIGH
+			     &gpio 59 GPIO_ACTIVE_HIGH>;
+		idle-state = <0x0>;
+		i2c108: i2c@10 {
+			reg = <0x10>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c109: i2c@11 {
+			reg = <0x11>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c110: i2c@12 {
+			reg = <0x12>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c111: i2c@13 {
+			reg = <0x13>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c112: i2c@14 {
+			reg = <0x14>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c113: i2c@15 {
+			reg = <0x15>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c114: i2c@16 {
+			reg = <0x16>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c115: i2c@17 {
+			reg = <0x17>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c116: i2c@8 {
+			reg = <0x8>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c117: i2c@9 {
+			reg = <0x9>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c118: i2c@a {
+			reg = <0xa>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c119: i2c@b {
+			reg = <0xb>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c120: i2c@c {
+			reg = <0xc>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c121: i2c@d {
+			reg = <0xd>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c122: i2c@e {
+			reg = <0xe>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c123: i2c@f {
+			reg = <0xf>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+	};
+};
+
+&gpio {
+	synce_pins: synce-pins {
+		// GPIO 16 == SI_nCS1
+		pins = "GPIO_16";
+		function = "si";
+	};
+	synce_builtin_pins: synce-builtin-pins {
+		// GPIO 49 == SI_nCS13
+		pins = "GPIO_49";
+		function = "si";
+	};
+	i2cmux_pins_i: i2cmux-pins {
+		pins = "GPIO_17", "GPIO_18", "GPIO_20", "GPIO_21";
+		function = "twi_scl_m";
+		output-low;
+	};
+	i2cmux_0: i2cmux-0-pins {
+		pins = "GPIO_17";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_1: i2cmux-1-pins {
+		pins = "GPIO_18";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_2: i2cmux-2-pins {
+		pins = "GPIO_20";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_3: i2cmux-3-pins {
+		pins = "GPIO_21";
+		function = "twi_scl_m";
+		output-high;
+	};
+};
+
+&i2c0 {
+	i2c-mux@70 {
+		compatible = "nxp,pca9545";
+		reg = <0x70>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		i2c-mux-idle-disconnect;
+		i2c124: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+		};
+		i2c125: i2c@1 {
+			/* FMC B */
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+		};
+		i2c126: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+		i2c127: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+	};
+	i2c-mux@71 {
+		compatible = "nxp,pca9545";
+		reg = <0x71>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		i2c-mux-idle-disconnect;
+		i2c128: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+		};
+		i2c129: i2c@1 {
+			/* FMC B */
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+		};
+		i2c130: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+		i2c131: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+	};
+};
diff --git a/arch/mips/boot/dts/mscc/jaguar2_pcb111.dts b/arch/mips/boot/dts/mscc/jaguar2_pcb111.dts
new file mode 100644
index 0000000000..05d8c6a96d
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/jaguar2_pcb111.dts
@@ -0,0 +1,107 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2018 Microsemi Corporation
+ */
+
+/dts-v1/;
+#include "jaguar2_common.dtsi"
+
+/ {
+	model = "Jaguar2 Cu48 PCB111 Reference Board";
+	compatible = "mscc,jr2-pcb111", "mscc,jr2";
+
+	aliases {
+		i2c0    = &i2c0;
+		i2c149  = &i2c149;
+		i2c150  = &i2c150;
+		i2c151  = &i2c151;
+		i2c152  = &i2c152;
+		i2c203  = &i2c203;
+	};
+
+	i2c0_imux: i2c0-imux {
+		compatible = "i2c-mux-pinctrl";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		i2c-parent = <&i2c0>;
+		pinctrl-names =
+			"i2c149", "i2c150", "i2c151", "i2c152", "i2c203", "idle";
+		pinctrl-0 = <&i2cmux_0>;
+		pinctrl-1 = <&i2cmux_1>;
+		pinctrl-2 = <&i2cmux_2>;
+		pinctrl-3 = <&i2cmux_3>;
+		pinctrl-4 = <&i2cmux_pins_i>; // Added by convention for PoE
+		pinctrl-5 = <&i2cmux_pins_i>;
+		i2c149: i2c@0 {
+			reg = <0x0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c150: i2c@1 {
+			reg = <0x1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c151: i2c@2 {
+			reg = <0x2>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c152: i2c@3 {
+			reg = <0x3>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c203: i2c@4 {
+			reg = <0x4>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+	};
+};
+
+&gpio {
+	synce_builtin_pins: synce-builtin-pins {
+		// GPIO 49 == SI_nCS13
+		pins = "GPIO_49";
+		function = "si";
+	};
+	cpld_pins: cpld-pins {
+		// GPIO 50 == SI_nCS14
+		pins = "GPIO_50";
+		function = "si";
+	};
+	cpld_fifo_pins: synce-builtin-pins {
+		// GPIO 51 == SI_nCS15
+		pins = "GPIO_51";
+		function = "si";
+	};
+};
+
+&gpio {
+	i2cmux_pins_i: i2cmux-pins {
+		pins = "GPIO_17", "GPIO_18";
+		function = "twi_scl_m";
+		output-low;
+	};
+	i2cmux_0: i2cmux-0-pins {
+		pins = "GPIO_17";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_1: i2cmux-1-pins {
+		pins = "GPIO_18";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_2: i2cmux-2-pins {
+		pins = "GPIO_20";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_3: i2cmux-3-pins {
+		pins = "GPIO_21";
+		function = "twi_scl_m";
+		output-high;
+	};
+};
diff --git a/arch/mips/boot/dts/mscc/jaguar2_pcb118.dts b/arch/mips/boot/dts/mscc/jaguar2_pcb118.dts
new file mode 100644
index 0000000000..cf2cf591a2
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/jaguar2_pcb118.dts
@@ -0,0 +1,57 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2018 Microsemi Corporation
+ */
+
+/dts-v1/;
+#include "jaguar2_common.dtsi"
+
+/ {
+	model = "Jaguar2/Aquantia PCB118 Reference Board";
+	compatible = "mscc,jr2-pcb118", "mscc,jr2";
+
+	aliases {
+		i2c150  = &i2c150;
+		i2c151  = &i2c151;
+	};
+
+	i2c0_imux: i2c0-imux {
+		compatible = "i2c-mux-pinctrl";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		i2c-parent = <&i2c0>;
+		pinctrl-names =
+			"i2c150", "i2c151", "idle";
+		pinctrl-0 = <&i2cmux_0>;
+		pinctrl-1 = <&i2cmux_1>;
+		pinctrl-2 = <&i2cmux_pins_i>;
+		i2c150: i2c@0 {
+			reg = <0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c151: i2c@1 {
+			reg = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+	};
+};
+
+&gpio {
+	i2cmux_pins_i: i2cmux-pins {
+		pins = "GPIO_17", "GPIO_16";
+		function = "twi_scl_m";
+		output-low;
+	};
+	i2cmux_0: i2cmux-0-pins {
+		pins = "GPIO_17";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_1: i2cmux-1-pins {
+		pins = "GPIO_16";
+		function = "twi_scl_m";
+		output-high;
+	};
+};
diff --git a/arch/mips/boot/dts/mscc/luton.dtsi b/arch/mips/boot/dts/mscc/luton.dtsi
new file mode 100644
index 0000000000..2a170b84c5
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/luton.dtsi
@@ -0,0 +1,116 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/* Copyright (c) 2020 Microsemi Corporation */
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	compatible = "mscc,luton";
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			compatible = "mips,mips24KEc";
+			device_type = "cpu";
+			clocks = <&cpu_clk>;
+			reg = <0>;
+		};
+	};
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	cpuintc: interrupt-controller {
+		#address-cells = <0>;
+		#interrupt-cells = <1>;
+		interrupt-controller;
+		compatible = "mti,cpu-interrupt-controller";
+	};
+
+	cpu_clk: cpu-clock {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <416666666>;
+	};
+
+	ahb_clk: ahb-clk {
+		compatible = "fixed-factor-clock";
+		#clock-cells = <0>;
+		clocks = <&cpu_clk>;
+		clock-div = <2>;
+		clock-mult = <1>;
+	};
+
+	ahb@60000000 {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0 0x60000000 0x20000000>;
+
+		interrupt-parent = <&intc>;
+
+		cpu_ctrl: syscon@10000000 {
+			compatible = "mscc,ocelot-cpu-syscon", "syscon";
+			reg = <0x10000000 0x2c>;
+		};
+
+		intc: interrupt-controller@10000084 {
+			compatible = "mscc,luton-icpu-intr";
+			reg = <0x10000084 0x70>;
+			#interrupt-cells = <1>;
+			interrupt-controller;
+			interrupt-parent = <&cpuintc>;
+			interrupts = <2>;
+		};
+
+		uart0: serial@10100000 {
+			pinctrl-0 = <&uart_pins>;
+			pinctrl-names = "default";
+			compatible = "ns16550a";
+			reg = <0x10100000 0x20>;
+			interrupts = <6>;
+			clocks = <&ahb_clk>;
+			reg-io-width = <4>;
+			reg-shift = <2>;
+
+			status = "disabled";
+		};
+
+		i2c0: i2c@10100400 {
+			compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
+			pinctrl-0 = <&i2c_pins>;
+			pinctrl-names = "default";
+			reg = <0x10100400 0x100>, <0x100002a4 0x8>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <11>;
+			clocks = <&ahb_clk>;
+
+			status = "disabled";
+		};
+
+		gpio: pinctrl@70068 {
+			compatible = "mscc,luton-pinctrl";
+			reg = <0x70068 0x28>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&gpio 0 0 32>;
+			interrupt-controller;
+			interrupts = <13>;
+			#interrupt-cells = <2>;
+
+			i2c_pins: i2c-pins {
+				pins = "GPIO_5", "GPIO_6";
+				function = "twi";
+			};
+
+			uart_pins: uart-pins {
+				pins = "GPIO_30", "GPIO_31";
+				function = "uart";
+			};
+
+		};
+	};
+};
diff --git a/arch/mips/boot/dts/mscc/luton_pcb091.dts b/arch/mips/boot/dts/mscc/luton_pcb091.dts
new file mode 100644
index 0000000000..26ef6285d7
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/luton_pcb091.dts
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 Microsemi Corporation
+ */
+
+/dts-v1/;
+
+#include "luton.dtsi"
+
+/ {
+	model = "Luton10 PCB091 Reference Board";
+	compatible = "mscc,luton-pcb091", "mscc,luton";
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&i2c0 {
+	status = "okay";
+	i2c-sda-hold-time-ns = <300>;
+};
diff --git a/arch/mips/boot/dts/mscc/ocelot.dtsi b/arch/mips/boot/dts/mscc/ocelot.dtsi
new file mode 100644
index 0000000000..6bd8a1ad94
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/ocelot.dtsi
@@ -0,0 +1,279 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/* Copyright (c) 2017 Microsemi Corporation */
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	compatible = "mscc,ocelot";
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			compatible = "mips,mips24KEc";
+			device_type = "cpu";
+			clocks = <&cpu_clk>;
+			reg = <0>;
+		};
+	};
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	cpuintc: interrupt-controller {
+		#address-cells = <0>;
+		#interrupt-cells = <1>;
+		interrupt-controller;
+		compatible = "mti,cpu-interrupt-controller";
+	};
+
+	cpu_clk: cpu-clock {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <500000000>;
+	};
+
+	ahb_clk: ahb-clk {
+		compatible = "fixed-factor-clock";
+		#clock-cells = <0>;
+		clocks = <&cpu_clk>;
+		clock-div = <2>;
+		clock-mult = <1>;
+	};
+
+	ahb@70000000 {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0 0x70000000 0x2000000>;
+
+		interrupt-parent = <&intc>;
+
+		cpu_ctrl: syscon@0 {
+			compatible = "mscc,ocelot-cpu-syscon", "syscon";
+			reg = <0x0 0x2c>;
+		};
+
+		intc: interrupt-controller@70 {
+			compatible = "mscc,ocelot-icpu-intr";
+			reg = <0x70 0x70>;
+			#interrupt-cells = <1>;
+			interrupt-controller;
+			interrupt-parent = <&cpuintc>;
+			interrupts = <2>;
+		};
+
+		uart0: serial@100000 {
+			pinctrl-0 = <&uart_pins>;
+			pinctrl-names = "default";
+			compatible = "ns16550a";
+			reg = <0x100000 0x20>;
+			interrupts = <6>;
+			clocks = <&ahb_clk>;
+			reg-io-width = <4>;
+			reg-shift = <2>;
+
+			status = "disabled";
+		};
+
+		i2c: i2c@100400 {
+			compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
+			pinctrl-0 = <&i2c_pins>;
+			pinctrl-names = "default";
+			reg = <0x100400 0x100>, <0x198 0x8>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <8>;
+			clocks = <&ahb_clk>;
+
+			status = "disabled";
+		};
+
+		uart2: serial@100800 {
+			pinctrl-0 = <&uart2_pins>;
+			pinctrl-names = "default";
+			compatible = "ns16550a";
+			reg = <0x100800 0x20>;
+			interrupts = <7>;
+			clocks = <&ahb_clk>;
+			reg-io-width = <4>;
+			reg-shift = <2>;
+
+			status = "disabled";
+		};
+
+		spi: spi@101000 {
+			compatible = "mscc,ocelot-spi", "snps,dw-apb-ssi";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x101000 0x100>, <0x3c 0x18>;
+			interrupts = <9>;
+			clocks = <&ahb_clk>;
+
+			status = "disabled";
+		};
+
+		switch@1010000 {
+			compatible = "mscc,vsc7514-switch";
+			reg = <0x1010000 0x10000>,
+			      <0x1030000 0x10000>,
+			      <0x1080000 0x100>,
+			      <0x10e0000 0x10000>,
+			      <0x11e0000 0x100>,
+			      <0x11f0000 0x100>,
+			      <0x1200000 0x100>,
+			      <0x1210000 0x100>,
+			      <0x1220000 0x100>,
+			      <0x1230000 0x100>,
+			      <0x1240000 0x100>,
+			      <0x1250000 0x100>,
+			      <0x1260000 0x100>,
+			      <0x1270000 0x100>,
+			      <0x1280000 0x100>,
+			      <0x1800000 0x80000>,
+			      <0x1880000 0x10000>,
+			      <0x1040000 0x10000>,
+			      <0x1050000 0x10000>,
+			      <0x1060000 0x10000>,
+			      <0x1a0 0x1c4>;
+			reg-names = "sys", "rew", "qs", "ptp", "port0", "port1",
+				    "port2", "port3", "port4", "port5", "port6",
+				    "port7", "port8", "port9", "port10", "qsys",
+				    "ana", "s0", "s1", "s2", "fdma";
+			interrupts = <18 21 22 16>;
+			interrupt-names = "ptp_rdy", "xtr", "inj", "fdma";
+
+			ethernet-ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port0: port@0 {
+					reg = <0>;
+					status = "disabled";
+				};
+				port1: port@1 {
+					reg = <1>;
+					status = "disabled";
+				};
+				port2: port@2 {
+					reg = <2>;
+					status = "disabled";
+				};
+				port3: port@3 {
+					reg = <3>;
+					status = "disabled";
+				};
+				port4: port@4 {
+					reg = <4>;
+					status = "disabled";
+				};
+				port5: port@5 {
+					reg = <5>;
+					status = "disabled";
+				};
+				port6: port@6 {
+					reg = <6>;
+					status = "disabled";
+				};
+				port7: port@7 {
+					reg = <7>;
+					status = "disabled";
+				};
+				port8: port@8 {
+					reg = <8>;
+					status = "disabled";
+				};
+				port9: port@9 {
+					reg = <9>;
+					status = "disabled";
+				};
+				port10: port@10 {
+					reg = <10>;
+					status = "disabled";
+				};
+			};
+		};
+
+		reset@1070008 {
+			compatible = "mscc,ocelot-chip-reset";
+			reg = <0x1070008 0x4>;
+		};
+
+		gpio: pinctrl@1070034 {
+			compatible = "mscc,ocelot-pinctrl";
+			reg = <0x1070034 0x68>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&gpio 0 0 22>;
+			interrupt-controller;
+			interrupts = <13>;
+			#interrupt-cells = <2>;
+
+			i2c_pins: i2c-pins {
+				pins = "GPIO_16", "GPIO_17";
+				function = "twi";
+			};
+
+			uart_pins: uart-pins {
+				pins = "GPIO_6", "GPIO_7";
+				function = "uart";
+			};
+
+			uart2_pins: uart2-pins {
+				pins = "GPIO_12", "GPIO_13";
+				function = "uart2";
+			};
+
+			miim1_pins: miim1-pins {
+				pins = "GPIO_14", "GPIO_15";
+				function = "miim";
+			};
+
+		};
+
+		mdio0: mdio@107009c {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "mscc,ocelot-miim";
+			reg = <0x107009c 0x24>, <0x10700f0 0x8>;
+			interrupts = <14>;
+			status = "disabled";
+
+			phy0: ethernet-phy@0 {
+				reg = <0>;
+			};
+			phy1: ethernet-phy@1 {
+				reg = <1>;
+			};
+			phy2: ethernet-phy@2 {
+				reg = <2>;
+			};
+			phy3: ethernet-phy@3 {
+				reg = <3>;
+			};
+		};
+
+		mdio1: mdio@10700c0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "mscc,ocelot-miim";
+			reg = <0x10700c0 0x24>;
+			interrupts = <15>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&miim1_pins>;
+			status = "disabled";
+		};
+
+		hsio: syscon@10d0000 {
+			compatible = "mscc,ocelot-hsio", "syscon", "simple-mfd";
+			reg = <0x10d0000 0x10000>;
+
+			serdes: serdes {
+				compatible = "mscc,vsc7514-serdes";
+				#phy-cells = <2>;
+			};
+		};
+	};
+};
diff --git a/arch/mips/boot/dts/mscc/ocelot_pcb120.dts b/arch/mips/boot/dts/mscc/ocelot_pcb120.dts
new file mode 100644
index 0000000000..d348742c23
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/ocelot_pcb120.dts
@@ -0,0 +1,129 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/* Copyright (c) 2017 Microsemi Corporation */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/phy/phy-ocelot-serdes.h>
+#include "ocelot.dtsi"
+
+/ {
+	compatible = "mscc,ocelot-pcb120", "mscc,ocelot";
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x0e000000>;
+	};
+};
+
+&gpio {
+	phy_int_pins: phy-int-pins {
+		pins = "GPIO_4";
+		function = "gpio";
+	};
+
+	phy_load_save_pins: phy-load-save-pins {
+		pins = "GPIO_10";
+		function = "ptp2";
+	};
+};
+
+&mdio0 {
+	status = "okay";
+};
+
+&mdio1 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&miim1_pins>, <&phy_int_pins>, <&phy_load_save_pins>;
+
+	phy7: ethernet-phy@0 {
+		reg = <0>;
+		interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-parent = <&gpio>;
+		load-save-gpios = <&gpio 10 GPIO_ACTIVE_HIGH>;
+	};
+	phy6: ethernet-phy@1 {
+		reg = <1>;
+		interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-parent = <&gpio>;
+		load-save-gpios = <&gpio 10 GPIO_ACTIVE_HIGH>;
+	};
+	phy5: ethernet-phy@2 {
+		reg = <2>;
+		interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-parent = <&gpio>;
+		load-save-gpios = <&gpio 10 GPIO_ACTIVE_HIGH>;
+	};
+	phy4: ethernet-phy@3 {
+		reg = <3>;
+		interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-parent = <&gpio>;
+		load-save-gpios = <&gpio 10 GPIO_ACTIVE_HIGH>;
+	};
+};
+
+&port0 {
+	status = "okay";
+	phy-handle = <&phy0>;
+	phy-mode = "internal";
+};
+
+&port1 {
+	status = "okay";
+	phy-handle = <&phy1>;
+	phy-mode = "internal";
+};
+
+&port2 {
+	status = "okay";
+	phy-handle = <&phy2>;
+	phy-mode = "internal";
+};
+
+&port3 {
+	status = "okay";
+	phy-handle = <&phy3>;
+	phy-mode = "internal";
+};
+
+&port4 {
+	status = "okay";
+	phy-handle = <&phy7>;
+	phy-mode = "sgmii";
+	phys = <&serdes 4 SERDES1G(2)>;
+};
+
+&port5 {
+	status = "okay";
+	phy-handle = <&phy4>;
+	phy-mode = "sgmii";
+	phys = <&serdes 5 SERDES1G(5)>;
+};
+
+&port6 {
+	status = "okay";
+	phy-handle = <&phy6>;
+	phy-mode = "sgmii";
+	phys = <&serdes 6 SERDES1G(3)>;
+};
+
+&port9 {
+	status = "okay";
+	phy-handle = <&phy5>;
+	phy-mode = "sgmii";
+	phys = <&serdes 9 SERDES1G(4)>;
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart2 {
+	status = "okay";
+};
diff --git a/arch/mips/boot/dts/mscc/ocelot_pcb123.dts b/arch/mips/boot/dts/mscc/ocelot_pcb123.dts
new file mode 100644
index 0000000000..0185045c76
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/ocelot_pcb123.dts
@@ -0,0 +1,71 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/* Copyright (c) 2017 Microsemi Corporation */
+
+/dts-v1/;
+
+#include "ocelot.dtsi"
+
+/ {
+	compatible = "mscc,ocelot-pcb123", "mscc,ocelot";
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x0e000000>;
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart2 {
+	status = "okay";
+};
+
+&spi {
+	status = "okay";
+
+	flash@0 {
+		compatible = "macronix,mx25l25635f", "jedec,spi-nor";
+		spi-max-frequency = <20000000>;
+		reg = <0>;
+	};
+};
+
+&i2c {
+	clock-frequency = <100000>;
+	i2c-sda-hold-time-ns = <300>;
+	status = "okay";
+};
+
+&mdio0 {
+	status = "okay";
+};
+
+&port0 {
+	status = "okay";
+	phy-handle = <&phy0>;
+	phy-mode = "internal";
+};
+
+&port1 {
+	status = "okay";
+	phy-handle = <&phy1>;
+	phy-mode = "internal";
+};
+
+&port2 {
+	status = "okay";
+	phy-handle = <&phy2>;
+	phy-mode = "internal";
+};
+
+&port3 {
+	status = "okay";
+	phy-handle = <&phy3>;
+	phy-mode = "internal";
+};
diff --git a/arch/mips/boot/dts/mscc/serval.dtsi b/arch/mips/boot/dts/mscc/serval.dtsi
new file mode 100644
index 0000000000..089ce89df1
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/serval.dtsi
@@ -0,0 +1,153 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2018 Microsemi Corporation
+ */
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	compatible = "mscc,serval";
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			compatible = "mips,mips24KEc";
+			device_type = "cpu";
+			clocks = <&cpu_clk>;
+			reg = <0>;
+		};
+	};
+
+	aliases {
+		serial0 = &uart0;
+		gpio0 = &gpio;
+	};
+
+	cpuintc: interrupt-controller {
+		#address-cells = <0>;
+		#interrupt-cells = <1>;
+		interrupt-controller;
+		compatible = "mti,cpu-interrupt-controller";
+	};
+
+	cpu_clk: cpu-clock {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <416666666>;
+	};
+
+	ahb_clk: ahb-clk {
+		compatible = "fixed-factor-clock";
+		#clock-cells = <0>;
+		clocks = <&cpu_clk>;
+		clock-div = <2>;
+		clock-mult = <1>;
+	};
+
+	ahb: ahb {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		interrupt-parent = <&intc>;
+
+		cpu_ctrl: syscon@70000000 {
+			compatible = "mscc,ocelot-cpu-syscon", "syscon";
+			reg = <0x70000000 0x2c>;
+		};
+
+		intc: interrupt-controller@70000070 {
+			compatible = "mscc,serval-icpu-intr";
+			reg = <0x70000070 0x70>;
+			#interrupt-cells = <1>;
+			interrupt-controller;
+			interrupt-parent = <&cpuintc>;
+			interrupts = <2>;
+		};
+
+		uart0: serial@70100000 {
+			pinctrl-0 = <&uart_pins>;
+			pinctrl-names = "default";
+			compatible = "ns16550a";
+			reg = <0x70100000 0x20>;
+			interrupts = <6>;
+			clocks = <&ahb_clk>;
+			reg-io-width = <4>;
+			reg-shift = <2>;
+
+			status = "disabled";
+		};
+
+		uart2: serial@70100800 {
+			pinctrl-0 = <&uart2_pins>;
+			pinctrl-names = "default";
+			compatible = "ns16550a";
+			reg = <0x70100800 0x20>;
+			interrupts = <7>;
+			clocks = <&ahb_clk>;
+			reg-io-width = <4>;
+			reg-shift = <2>;
+
+			status = "disabled";
+		};
+
+		gpio: pinctrl@71070034 {
+			compatible = "mscc,serval-pinctrl";
+			reg = <0x71070034 0x28>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&gpio 0 0 22>;
+
+			sgpio_pins: sgpio-pins {
+				pins = "GPIO_0", "GPIO_2", "GPIO_3", "GPIO_1";
+				function = "sg0";
+			};
+
+			i2c_pins: i2c-pins {
+				pins = "GPIO_6", "GPIO_7";
+				function = "twi";
+			};
+
+			uart_pins: uart-pins {
+				pins = "GPIO_26", "GPIO_27";
+				function = "uart";
+			};
+
+			uart2_pins: uart2-pins {
+				pins = "GPIO_13", "GPIO_14";
+				function = "uart2";
+			};
+
+			cs1_pins: cs1-pins {
+				pins = "GPIO_8";
+				function = "si";
+			};
+
+			irqext0_pins: irqext0-pins {
+				pins = "GPIO_28";
+				function = "irq0";
+			};
+
+			irqext1_pins: irqext1-pins {
+				pins = "GPIO_29";
+				function = "irq1";
+			};
+		};
+
+		i2c0: i2c@70100400 {
+			compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
+			status = "disabled";
+			pinctrl-0 = <&i2c_pins>;
+			pinctrl-names = "default";
+			reg = <0x70100400 0x100>, <0x70000190 0x8>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <8>;
+			clock-frequency = <100000>;
+			clocks = <&ahb_clk>;
+		};
+	};
+};
diff --git a/arch/mips/boot/dts/mscc/serval_common.dtsi b/arch/mips/boot/dts/mscc/serval_common.dtsi
new file mode 100644
index 0000000000..5dc1eac49e
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/serval_common.dtsi
@@ -0,0 +1,127 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 Microsemi Corporation
+ */
+
+#include "serval.dtsi"
+
+/ {
+	aliases {
+		serial0 = &uart0;
+		i2c104  = &i2c104;
+		i2c105  = &i2c105;
+		i2c106  = &i2c106;
+		i2c107  = &i2c107;
+		i2c108  = &i2c108;
+		i2c109  = &i2c109;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	i2c0_imux: i2c0-imux {
+		compatible = "i2c-mux-pinctrl";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		i2c-parent = <&i2c0>;
+		pinctrl-names =
+		"i2c104", "i2c105", "i2c106", "i2c107",
+		"i2c108", "i2c109", "idle";
+		pinctrl-0 = <&i2cmux_0>;
+		pinctrl-1 = <&i2cmux_1>;
+		pinctrl-2 = <&i2cmux_2>;
+		pinctrl-3 = <&i2cmux_3>;
+		pinctrl-4 = <&i2cmux_4>;
+		pinctrl-5 = <&i2cmux_5>;
+		pinctrl-6 = <&i2cmux_pins_i>;
+		i2c104: i2c_sfp0@0 {
+			reg = <0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c105: i2c_sfp1@1 {
+			reg = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c106: i2c_sfp2@2 {
+			reg = <2>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c107: i2c_sfp3@3 {
+			reg = <3>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c108: i2c_sfp4@4 {
+			reg = <4>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+		i2c109: i2c_sfp5@5 {
+			reg = <5>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+};
+
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart2 {
+	status = "okay";
+};
+
+&gpio {
+	i2c_pins: i2c-pins {
+		pins = "GPIO_7"; /* No "default" scl for i2c0 */
+		function = "twi";
+	};
+	i2cmux_pins_i: i2cmux-pins {
+		pins = "GPIO_11", "GPIO_12", "GPIO_18", "GPIO_19",
+			"GPIO_20", "GPIO_21";
+		function = "twi_scl_m";
+		output-low;
+	};
+	i2cmux_0: i2cmux-0-pins {
+		pins = "GPIO_11";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_1: i2cmux-1-pins {
+		pins = "GPIO_12";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_2: i2cmux-2-pins {
+		pins = "GPIO_18";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_3: i2cmux-3-pins {
+		pins = "GPIO_19";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_4: i2cmux-4-pins {
+		pins = "GPIO_20";
+		function = "twi_scl_m";
+		output-high;
+	};
+	i2cmux_5: i2cmux-5-pins {
+		pins = "GPIO_21";
+		function = "twi_scl_m";
+		output-high;
+	};
+};
+
+&i2c0 {
+	status = "okay";
+	i2c-sda-hold-time-ns = <300>;
+};
+
diff --git a/arch/mips/boot/dts/mscc/serval_pcb105.dts b/arch/mips/boot/dts/mscc/serval_pcb105.dts
new file mode 100644
index 0000000000..a1b0012b79
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/serval_pcb105.dts
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2018 Microsemi Corporation
+ */
+
+/dts-v1/;
+#include "serval_common.dtsi"
+
+/ {
+	model = "Serval PCB105 Reference Board";
+	compatible = "mscc,serval-pcb105", "mscc,serval";
+
+	aliases {
+	};
+
+};
+
diff --git a/arch/mips/boot/dts/mscc/serval_pcb106.dts b/arch/mips/boot/dts/mscc/serval_pcb106.dts
new file mode 100644
index 0000000000..237be7c8da
--- /dev/null
+++ b/arch/mips/boot/dts/mscc/serval_pcb106.dts
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2018 Microsemi Corporation
+ */
+
+/dts-v1/;
+#include "serval_common.dtsi"
+
+/ {
+	model = "Serval PCB106 Reference Board";
+	compatible = "mscc,serval-pcb106", "mscc,serval";
+
+	aliases {
+	};
+
+};
+