Squashed 'dts/upstream/' content from commit aaba2d45dc2a

git-subtree-dir: dts/upstream
git-subtree-split: aaba2d45dc2a1b3bbb710f2a3808ee1c9f340abe
diff --git a/src/arm/nuvoton/nuvoton-common-npcm7xx.dtsi b/src/arm/nuvoton/nuvoton-common-npcm7xx.dtsi
new file mode 100644
index 0000000..868454a
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-common-npcm7xx.dtsi
@@ -0,0 +1,1132 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2018 Nuvoton Technology tomer.maimon@nuvoton.com
+// Copyright 2018 Google, Inc.
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/nuvoton,npcm7xx-clock.h>
+#include <dt-bindings/reset/nuvoton,npcm7xx-reset.h>
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	interrupt-parent = <&gic>;
+
+	/* external reference clock */
+	clk_refclk: clk_refclk {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <25000000>;
+		clock-output-names = "refclk";
+	};
+
+	/* external reference clock for cpu. float in normal operation */
+	clk_sysbypck: clk_sysbypck {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <800000000>;
+		clock-output-names = "sysbypck";
+	};
+
+	/* external reference clock for MC. float in normal operation */
+	clk_mcbypck: clk_mcbypck {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <800000000>;
+		clock-output-names = "mcbypck";
+	};
+
+	 /* external clock signal rg1refck, supplied by the phy */
+	clk_rg1refck: clk_rg1refck {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <125000000>;
+		clock-output-names = "clk_rg1refck";
+	};
+
+	 /* external clock signal rg2refck, supplied by the phy */
+	clk_rg2refck: clk_rg2refck {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <125000000>;
+		clock-output-names = "clk_rg2refck";
+	};
+
+	clk_xin: clk_xin {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <50000000>;
+		clock-output-names = "clk_xin";
+	};
+
+	soc {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		interrupt-parent = <&gic>;
+		ranges = <0x0 0xf0000000 0x00900000>;
+
+		scu: scu@3fe000 {
+			compatible = "arm,cortex-a9-scu";
+			reg = <0x3fe000 0x1000>;
+		};
+
+		l2: cache-controller@3fc000 {
+			compatible = "arm,pl310-cache";
+			reg = <0x3fc000 0x1000>;
+			interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
+			cache-unified;
+			cache-level = <2>;
+			clocks = <&clk NPCM7XX_CLK_AXI>;
+			arm,shared-override;
+		};
+
+		gic: interrupt-controller@3ff000 {
+			compatible = "arm,cortex-a9-gic";
+			interrupt-controller;
+			#interrupt-cells = <3>;
+			reg = <0x3ff000 0x1000>,
+				<0x3fe100 0x100>;
+		};
+
+		gcr: gcr@800000 {
+			compatible = "nuvoton,npcm750-gcr", "syscon", "simple-mfd";
+			reg = <0x800000 0x1000>;
+		};
+
+		rst: rst@801000 {
+			compatible = "nuvoton,npcm750-rst", "syscon", "simple-mfd";
+			reg = <0x801000 0x6C>;
+		};
+	};
+
+	ahb {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		interrupt-parent = <&gic>;
+		ranges;
+
+		rstc: rstc@f0801000 {
+			compatible = "nuvoton,npcm750-reset";
+			reg = <0xf0801000 0x70>;
+			#reset-cells = <2>;
+			nuvoton,sysgcr = <&gcr>;
+		};
+
+		clk: clock-controller@f0801000 {
+			compatible = "nuvoton,npcm750-clk", "syscon";
+			#clock-cells = <1>;
+			clock-controller;
+			reg = <0xf0801000 0x1000>;
+			clock-names = "refclk", "sysbypck", "mcbypck";
+			clocks = <&clk_refclk>, <&clk_sysbypck>, <&clk_mcbypck>;
+		};
+
+		gmac0: eth@f0802000 {
+			device_type = "network";
+			compatible = "snps,dwmac";
+			reg = <0xf0802000 0x2000>;
+			interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "macirq";
+			ethernet = <0>;
+			clocks = <&clk_rg1refck>, <&clk NPCM7XX_CLK_AHB>;
+			clock-names = "stmmaceth", "clk_gmac";
+			pinctrl-names = "default";
+			pinctrl-0 = <&rg1_pins
+					&rg1mdio_pins>;
+			status = "disabled";
+		};
+
+		ehci1: usb@f0806000 {
+			compatible = "nuvoton,npcm750-ehci";
+			reg = <0xf0806000 0x1000>;
+			interrupts = <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>;
+			status = "disabled";
+		};
+
+		fiu0: spi@fb000000 {
+			compatible = "nuvoton,npcm750-fiu";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0xfb000000 0x1000>;
+			reg-names = "control", "memory";
+			clocks = <&clk NPCM7XX_CLK_SPI0>;
+			clock-names = "clk_spi0";
+			status = "disabled";
+		};
+
+		fiu3: spi@c0000000 {
+			compatible = "nuvoton,npcm750-fiu";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0xc0000000 0x1000>;
+			reg-names = "control", "memory";
+			clocks = <&clk NPCM7XX_CLK_SPI3>;
+			clock-names = "clk_spi3";
+			pinctrl-names = "default";
+			pinctrl-0 = <&spi3_pins>;
+			status = "disabled";
+		};
+
+		fiux: spi@fb001000 {
+			compatible = "nuvoton,npcm750-fiu";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0xfb001000 0x1000>;
+			reg-names = "control", "memory";
+			clocks = <&clk NPCM7XX_CLK_SPIX>;
+			clock-names = "clk_spix";
+			status = "disabled";
+		};
+
+		apb {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "simple-bus";
+			interrupt-parent = <&gic>;
+			ranges = <0x0 0xf0000000 0x00300000>;
+
+			lpc_kcs: lpc_kcs@7000 {
+				compatible = "nuvoton,npcm750-lpc-kcs", "simple-mfd", "syscon";
+				reg = <0x7000 0x40>;
+				reg-io-width = <1>;
+
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0x0 0x7000 0x40>;
+
+				kcs1: kcs1@0 {
+					compatible = "nuvoton,npcm750-kcs-bmc";
+					reg = <0x0 0x40>;
+					interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
+					kcs_chan = <1>;
+					status = "disabled";
+				};
+
+				kcs2: kcs2@0 {
+					compatible = "nuvoton,npcm750-kcs-bmc";
+					reg = <0x0 0x40>;
+					interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
+					kcs_chan = <2>;
+					status = "disabled";
+				};
+
+				kcs3: kcs3@0 {
+					compatible = "nuvoton,npcm750-kcs-bmc";
+					reg = <0x0 0x40>;
+					interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
+					kcs_chan = <3>;
+					status = "disabled";
+				};
+			};
+
+			peci: peci-controller@f0100000 {
+				compatible = "nuvoton,npcm750-peci";
+				reg = <0xf0100000 0x200>;
+				interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk NPCM7XX_CLK_APB3>;
+				cmd-timeout-ms = <1000>;
+				status = "disabled";
+			};
+
+			spi0: spi@200000 {
+				compatible = "nuvoton,npcm750-pspi";
+				reg = <0x200000 0x1000>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pspi1_pins>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk NPCM7XX_CLK_APB5>;
+				clock-names = "clk_apb5";
+				resets = <&rstc NPCM7XX_RESET_IPSRST2 NPCM7XX_RESET_PSPI1>;
+				status = "disabled";
+			};
+
+			spi1: spi@201000 {
+				compatible = "nuvoton,npcm750-pspi";
+				reg = <0x201000 0x1000>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pspi2_pins>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk NPCM7XX_CLK_APB5>;
+				clock-names = "clk_apb5";
+				resets = <&rstc NPCM7XX_RESET_IPSRST2 NPCM7XX_RESET_PSPI2>;
+				status = "disabled";
+			};
+
+			timer0: timer@8000 {
+				compatible = "nuvoton,npcm750-timer";
+				interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+				reg = <0x8000 0x1C>;
+				clocks = <&clk NPCM7XX_CLK_TIMER>;
+			};
+
+			watchdog0: watchdog@801C {
+				compatible = "nuvoton,npcm750-wdt";
+				interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>;
+				reg = <0x801C 0x4>;
+				status = "disabled";
+				clocks = <&clk NPCM7XX_CLK_TIMER>;
+			};
+
+			watchdog1: watchdog@901C {
+				compatible = "nuvoton,npcm750-wdt";
+				interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
+				reg = <0x901C 0x4>;
+				status = "disabled";
+				clocks = <&clk NPCM7XX_CLK_TIMER>;
+			};
+
+			watchdog2: watchdog@a01C {
+				compatible = "nuvoton,npcm750-wdt";
+				interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
+				reg = <0xa01C 0x4>;
+				status = "disabled";
+				clocks = <&clk NPCM7XX_CLK_TIMER>;
+			};
+
+			serial0: serial@1000 {
+				compatible = "nuvoton,npcm750-uart";
+				reg = <0x1000 0x1000>;
+				clocks = <&clk NPCM7XX_CLK_UART>;
+				interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
+				reg-shift = <2>;
+				status = "disabled";
+			};
+
+			serial1: serial@2000 {
+				compatible = "nuvoton,npcm750-uart";
+				reg = <0x2000 0x1000>;
+				clocks = <&clk NPCM7XX_CLK_UART>;
+				interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
+				reg-shift = <2>;
+				status = "disabled";
+			};
+
+			serial2: serial@3000 {
+				compatible = "nuvoton,npcm750-uart";
+				reg = <0x3000 0x1000>;
+				clocks = <&clk NPCM7XX_CLK_UART>;
+				interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
+				reg-shift = <2>;
+				status = "disabled";
+			};
+
+			serial3: serial@4000 {
+				compatible = "nuvoton,npcm750-uart";
+				reg = <0x4000 0x1000>;
+				clocks = <&clk NPCM7XX_CLK_UART>;
+				interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
+				reg-shift = <2>;
+				status = "disabled";
+			};
+
+			rng: rng@b000 {
+				compatible = "nuvoton,npcm750-rng";
+				reg = <0xb000 0x8>;
+				status = "disabled";
+			};
+
+			adc: adc@c000 {
+				compatible = "nuvoton,npcm750-adc";
+				reg = <0xc000 0x8>;
+				interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk NPCM7XX_CLK_ADC>;
+				resets = <&rstc NPCM7XX_RESET_IPSRST1 NPCM7XX_RESET_ADC>;
+				status = "disabled";
+			};
+
+			pwm_fan: pwm-fan-controller@103000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "nuvoton,npcm750-pwm-fan";
+				reg = <0x103000 0x2000>, <0x180000 0x8000>;
+				reg-names = "pwm", "fan";
+				clocks = <&clk NPCM7XX_CLK_APB3>,
+					<&clk NPCM7XX_CLK_APB4>;
+				clock-names = "pwm","fan";
+				interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>,
+						<GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>,
+						<GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>,
+						<GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>,
+						<GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>,
+						<GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>,
+						<GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>,
+						<GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pwm0_pins &pwm1_pins
+						&pwm2_pins &pwm3_pins
+						&pwm4_pins &pwm5_pins
+						&pwm6_pins &pwm7_pins
+						&fanin0_pins &fanin1_pins
+						&fanin2_pins &fanin3_pins
+						&fanin4_pins &fanin5_pins
+						&fanin6_pins &fanin7_pins
+						&fanin8_pins &fanin9_pins
+						&fanin10_pins &fanin11_pins
+						&fanin12_pins &fanin13_pins
+						&fanin14_pins &fanin15_pins>;
+				status = "disabled";
+			};
+
+			i2c0: i2c@80000 {
+				reg = <0x80000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb0_pins>;
+				status = "disabled";
+			};
+
+			i2c1: i2c@81000 {
+				reg = <0x81000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb1_pins>;
+				status = "disabled";
+			};
+
+			i2c2: i2c@82000 {
+				reg = <0x82000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb2_pins>;
+				status = "disabled";
+			};
+
+			i2c3: i2c@83000 {
+				reg = <0x83000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb3_pins>;
+				status = "disabled";
+			};
+
+			i2c4: i2c@84000 {
+				reg = <0x84000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb4_pins>;
+				status = "disabled";
+			};
+
+			i2c5: i2c@85000 {
+				reg = <0x85000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb5_pins>;
+				status = "disabled";
+			};
+
+			i2c6: i2c@86000 {
+				reg = <0x86000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb6_pins>;
+				status = "disabled";
+			};
+
+			i2c7: i2c@87000 {
+				reg = <0x87000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb7_pins>;
+				status = "disabled";
+			};
+
+			i2c8: i2c@88000 {
+				reg = <0x88000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb8_pins>;
+				status = "disabled";
+			};
+
+			i2c9: i2c@89000 {
+				reg = <0x89000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb9_pins>;
+				status = "disabled";
+			};
+
+			i2c10: i2c@8a000 {
+				reg = <0x8a000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb10_pins>;
+				status = "disabled";
+			};
+
+			i2c11: i2c@8b000 {
+				reg = <0x8b000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb11_pins>;
+				status = "disabled";
+			};
+
+			i2c12: i2c@8c000 {
+				reg = <0x8c000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb12_pins>;
+				status = "disabled";
+			};
+
+			i2c13: i2c@8d000 {
+				reg = <0x8d000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb13_pins>;
+				status = "disabled";
+			};
+
+			i2c14: i2c@8e000 {
+				reg = <0x8e000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb14_pins>;
+				status = "disabled";
+			};
+
+			i2c15: i2c@8f000 {
+				reg = <0x8f000 0x1000>;
+				compatible = "nuvoton,npcm750-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&clk NPCM7XX_CLK_APB2>;
+				interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&smb15_pins>;
+				status = "disabled";
+			};
+		};
+	};
+
+	pinctrl: pinctrl@f0800000 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "nuvoton,npcm750-pinctrl", "syscon", "simple-mfd";
+		ranges = <0 0xf0010000 0x8000>;
+		gpio0: gpio@f0010000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x0 0x80>;
+			interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 0 32>;
+		};
+		gpio1: gpio@f0011000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x1000 0x80>;
+			interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 32 32>;
+		};
+		gpio2: gpio@f0012000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x2000 0x80>;
+			interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 64 32>;
+		};
+		gpio3: gpio@f0013000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x3000 0x80>;
+			interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 96 32>;
+		};
+		gpio4: gpio@f0014000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x4000 0x80>;
+			interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 128 32>;
+		};
+		gpio5: gpio@f0015000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x5000 0x80>;
+			interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 160 32>;
+		};
+		gpio6: gpio@f0016000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x6000 0x80>;
+			interrupts = <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 192 32>;
+		};
+		gpio7: gpio@f0017000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x7000 0x80>;
+			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 224 32>;
+		};
+
+		iox1_pins: iox1-pins {
+			groups = "iox1";
+			function = "iox1";
+		};
+		iox2_pins: iox2-pins {
+			groups = "iox2";
+			function = "iox2";
+		};
+		smb1d_pins: smb1d-pins {
+			groups = "smb1d";
+			function = "smb1d";
+		};
+		smb2d_pins: smb2d-pins {
+			groups = "smb2d";
+			function = "smb2d";
+		};
+		lkgpo1_pins: lkgpo1-pins {
+			groups = "lkgpo1";
+			function = "lkgpo1";
+		};
+		lkgpo2_pins: lkgpo2-pins {
+			groups = "lkgpo2";
+			function = "lkgpo2";
+		};
+		ioxh_pins: ioxh-pins {
+			groups = "ioxh";
+			function = "ioxh";
+		};
+		gspi_pins: gspi-pins {
+			groups = "gspi";
+			function = "gspi";
+		};
+		smb5b_pins: smb5b-pins {
+			groups = "smb5b";
+			function = "smb5b";
+		};
+		smb5c_pins: smb5c-pins {
+			groups = "smb5c";
+			function = "smb5c";
+		};
+		lkgpo0_pins: lkgpo0-pins {
+			groups = "lkgpo0";
+			function = "lkgpo0";
+		};
+		pspi2_pins: pspi2-pins {
+			groups = "pspi2";
+			function = "pspi2";
+		};
+		smb4den_pins: smb4den-pins {
+			groups = "smb4den";
+			function = "smb4den";
+		};
+		smb4b_pins: smb4b-pins {
+			groups = "smb4b";
+			function = "smb4b";
+		};
+		smb4c_pins: smb4c-pins {
+			groups = "smb4c";
+			function = "smb4c";
+		};
+		smb15_pins: smb15-pins {
+			groups = "smb15";
+			function = "smb15";
+		};
+		smb4d_pins: smb4d-pins {
+			groups = "smb4d";
+			function = "smb4d";
+		};
+		smb14_pins: smb14-pins {
+			groups = "smb14";
+			function = "smb14";
+		};
+		smb5_pins: smb5-pins {
+			groups = "smb5";
+			function = "smb5";
+		};
+		smb4_pins: smb4-pins {
+			groups = "smb4";
+			function = "smb4";
+		};
+		smb3_pins: smb3-pins {
+			groups = "smb3";
+			function = "smb3";
+		};
+		spi0cs1_pins: spi0cs1-pins {
+			groups = "spi0cs1";
+			function = "spi0cs1";
+		};
+		spi0cs2_pins: spi0cs2-pins {
+			groups = "spi0cs2";
+			function = "spi0cs2";
+		};
+		spi0cs3_pins: spi0cs3-pins {
+			groups = "spi0cs3";
+			function = "spi0cs3";
+		};
+		smb3c_pins: smb3c-pins {
+			groups = "smb3c";
+			function = "smb3c";
+		};
+		smb3b_pins: smb3b-pins {
+			groups = "smb3b";
+			function = "smb3b";
+		};
+		bmcuart0a_pins: bmcuart0a-pins {
+			groups = "bmcuart0a";
+			function = "bmcuart0a";
+		};
+		uart1_pins: uart1-pins {
+			groups = "uart1";
+			function = "uart1";
+		};
+		jtag2_pins: jtag2-pins {
+			groups = "jtag2";
+			function = "jtag2";
+		};
+		bmcuart1_pins: bmcuart1-pins {
+			groups = "bmcuart1";
+			function = "bmcuart1";
+		};
+		uart2_pins: uart2-pins {
+			groups = "uart2";
+			function = "uart2";
+		};
+		bmcuart0b_pins: bmcuart0b-pins {
+			groups = "bmcuart0b";
+			function = "bmcuart0b";
+		};
+		r1err_pins: r1err-pins {
+			groups = "r1err";
+			function = "r1err";
+		};
+		r1md_pins: r1md-pins {
+			groups = "r1md";
+			function = "r1md";
+		};
+		smb3d_pins: smb3d-pins {
+			groups = "smb3d";
+			function = "smb3d";
+		};
+		fanin0_pins: fanin0-pins {
+			groups = "fanin0";
+			function = "fanin0";
+		};
+		fanin1_pins: fanin1-pins {
+			groups = "fanin1";
+			function = "fanin1";
+		};
+		fanin2_pins: fanin2-pins {
+			groups = "fanin2";
+			function = "fanin2";
+		};
+		fanin3_pins: fanin3-pins {
+			groups = "fanin3";
+			function = "fanin3";
+		};
+		fanin4_pins: fanin4-pins {
+			groups = "fanin4";
+			function = "fanin4";
+		};
+		fanin5_pins: fanin5-pins {
+			groups = "fanin5";
+			function = "fanin5";
+		};
+		fanin6_pins: fanin6-pins {
+			groups = "fanin6";
+			function = "fanin6";
+		};
+		fanin7_pins: fanin7-pins {
+			groups = "fanin7";
+			function = "fanin7";
+		};
+		fanin8_pins: fanin8-pins {
+			groups = "fanin8";
+			function = "fanin8";
+		};
+		fanin9_pins: fanin9-pins {
+			groups = "fanin9";
+			function = "fanin9";
+		};
+		fanin10_pins: fanin10-pins {
+			groups = "fanin10";
+			function = "fanin10";
+		};
+		fanin11_pins: fanin11-pins {
+			groups = "fanin11";
+			function = "fanin11";
+		};
+		fanin12_pins: fanin12-pins {
+			groups = "fanin12";
+			function = "fanin12";
+		};
+		fanin13_pins: fanin13-pins {
+			groups = "fanin13";
+			function = "fanin13";
+		};
+		fanin14_pins: fanin14-pins {
+			groups = "fanin14";
+			function = "fanin14";
+		};
+		fanin15_pins: fanin15-pins {
+			groups = "fanin15";
+			function = "fanin15";
+		};
+		pwm0_pins: pwm0-pins {
+			groups = "pwm0";
+			function = "pwm0";
+		};
+		pwm1_pins: pwm1-pins {
+			groups = "pwm1";
+			function = "pwm1";
+		};
+		pwm2_pins: pwm2-pins {
+			groups = "pwm2";
+			function = "pwm2";
+		};
+		pwm3_pins: pwm3-pins {
+			groups = "pwm3";
+			function = "pwm3";
+		};
+		r2_pins: r2-pins {
+			groups = "r2";
+			function = "r2";
+		};
+		r2err_pins: r2err-pins {
+			groups = "r2err";
+			function = "r2err";
+		};
+		r2md_pins: r2md-pins {
+			groups = "r2md";
+			function = "r2md";
+		};
+		ga20kbc_pins: ga20kbc-pins {
+			groups = "ga20kbc";
+			function = "ga20kbc";
+		};
+		smb5d_pins: smb5d-pins {
+			groups = "smb5d";
+			function = "smb5d";
+		};
+		lpc_pins: lpc-pins {
+			groups = "lpc";
+			function = "lpc";
+		};
+		espi_pins: espi-pins {
+			groups = "espi";
+			function = "espi";
+		};
+		rg1_pins: rg1-pins {
+			groups = "rg1";
+			function = "rg1";
+		};
+		rg1mdio_pins: rg1mdio-pins {
+			groups = "rg1mdio";
+			function = "rg1mdio";
+		};
+		rg2_pins: rg2-pins {
+			groups = "rg2";
+			function = "rg2";
+		};
+		ddr_pins: ddr-pins {
+			groups = "ddr";
+			function = "ddr";
+		};
+		smb0_pins: smb0-pins {
+			groups = "smb0";
+			function = "smb0";
+		};
+		smb1_pins: smb1-pins {
+			groups = "smb1";
+			function = "smb1";
+		};
+		smb2_pins: smb2-pins {
+			groups = "smb2";
+			function = "smb2";
+		};
+		smb2c_pins: smb2c-pins {
+			groups = "smb2c";
+			function = "smb2c";
+		};
+		smb2b_pins: smb2b-pins {
+			groups = "smb2b";
+			function = "smb2b";
+		};
+		smb1c_pins: smb1c-pins {
+			groups = "smb1c";
+			function = "smb1c";
+		};
+		smb1b_pins: smb1b-pins {
+			groups = "smb1b";
+			function = "smb1b";
+		};
+		smb8_pins: smb8-pins {
+			groups = "smb8";
+			function = "smb8";
+		};
+		smb9_pins: smb9-pins {
+			groups = "smb9";
+			function = "smb9";
+		};
+		smb10_pins: smb10-pins {
+			groups = "smb10";
+			function = "smb10";
+		};
+		smb11_pins: smb11-pins {
+			groups = "smb11";
+			function = "smb11";
+		};
+		sd1_pins: sd1-pins {
+			groups = "sd1";
+			function = "sd1";
+		};
+		sd1pwr_pins: sd1pwr-pins {
+			groups = "sd1pwr";
+			function = "sd1pwr";
+		};
+		pwm4_pins: pwm4-pins {
+			groups = "pwm4";
+			function = "pwm4";
+		};
+		pwm5_pins: pwm5-pins {
+			groups = "pwm5";
+			function = "pwm5";
+		};
+		pwm6_pins: pwm6-pins {
+			groups = "pwm6";
+			function = "pwm6";
+		};
+		pwm7_pins: pwm7-pins {
+			groups = "pwm7";
+			function = "pwm7";
+		};
+		mmc8_pins: mmc8-pins {
+			groups = "mmc8";
+			function = "mmc8";
+		};
+		mmc_pins: mmc-pins {
+			groups = "mmc";
+			function = "mmc";
+		};
+		mmcwp_pins: mmcwp-pins {
+			groups = "mmcwp";
+			function = "mmcwp";
+		};
+		mmccd_pins: mmccd-pins {
+			groups = "mmccd";
+			function = "mmccd";
+		};
+		mmcrst_pins: mmcrst-pins {
+			groups = "mmcrst";
+			function = "mmcrst";
+		};
+		clkout_pins: clkout-pins {
+			groups = "clkout";
+			function = "clkout";
+		};
+		serirq_pins: serirq-pins {
+			groups = "serirq";
+			function = "serirq";
+		};
+		lpcclk_pins: lpcclk-pins {
+			groups = "lpcclk";
+			function = "lpcclk";
+		};
+		scipme_pins: scipme-pins {
+			groups = "scipme";
+			function = "scipme";
+		};
+		sci_pins: sci-pins {
+			groups = "sci";
+			function = "sci";
+		};
+		smb6_pins: smb6-pins {
+			groups = "smb6";
+			function = "smb6";
+		};
+		smb7_pins: smb7-pins {
+			groups = "smb7";
+			function = "smb7";
+		};
+		pspi1_pins: pspi1-pins {
+			groups = "pspi1";
+			function = "pspi1";
+		};
+		faninx_pins: faninx-pins {
+			groups = "faninx";
+			function = "faninx";
+		};
+		r1_pins: r1-pins {
+			groups = "r1";
+			function = "r1";
+		};
+		spi3_pins: spi3-pins {
+			groups = "spi3";
+			function = "spi3";
+		};
+		spi3cs1_pins: spi3cs1-pins {
+			groups = "spi3cs1";
+			function = "spi3cs1";
+		};
+		spi3quad_pins: spi3quad-pins {
+			groups = "spi3quad";
+			function = "spi3quad";
+		};
+		spi3cs2_pins: spi3cs2-pins {
+			groups = "spi3cs2";
+			function = "spi3cs2";
+		};
+		spi3cs3_pins: spi3cs3-pins {
+			groups = "spi3cs3";
+			function = "spi3cs3";
+		};
+		nprd_smi_pins: nprd-smi-pins {
+			groups = "nprd_smi";
+			function = "nprd_smi";
+		};
+		smb0b_pins: smb0b-pins {
+			groups = "smb0b";
+			function = "smb0b";
+		};
+		smb0c_pins: smb0c-pins {
+			groups = "smb0c";
+			function = "smb0c";
+		};
+		smb0den_pins: smb0den-pins {
+			groups = "smb0den";
+			function = "smb0den";
+		};
+		smb0d_pins: smb0d-pins {
+			groups = "smb0d";
+			function = "smb0d";
+		};
+		ddc_pins: ddc-pins {
+			groups = "ddc";
+			function = "ddc";
+		};
+		rg2mdio_pins: rg2mdio-pins {
+			groups = "rg2mdio";
+			function = "rg2mdio";
+		};
+		wdog1_pins: wdog1-pins {
+			groups = "wdog1";
+			function = "wdog1";
+		};
+		wdog2_pins: wdog2-pins {
+			groups = "wdog2";
+			function = "wdog2";
+		};
+		smb12_pins: smb12-pins {
+			groups = "smb12";
+			function = "smb12";
+		};
+		smb13_pins: smb13-pins {
+			groups = "smb13";
+			function = "smb13";
+		};
+		spix_pins: spix-pins {
+			groups = "spix";
+			function = "spix";
+		};
+		spixcs1_pins: spixcs1-pins {
+			groups = "spixcs1";
+			function = "spixcs1";
+		};
+		clkreq_pins: clkreq-pins {
+			groups = "clkreq";
+			function = "clkreq";
+		};
+		hgpio0_pins: hgpio0-pins {
+			groups = "hgpio0";
+			function = "hgpio0";
+		};
+		hgpio1_pins: hgpio1-pins {
+			groups = "hgpio1";
+			function = "hgpio1";
+		};
+		hgpio2_pins: hgpio2-pins {
+			groups = "hgpio2";
+			function = "hgpio2";
+		};
+		hgpio3_pins: hgpio3-pins {
+			groups = "hgpio3";
+			function = "hgpio3";
+		};
+		hgpio4_pins: hgpio4-pins {
+			groups = "hgpio4";
+			function = "hgpio4";
+		};
+		hgpio5_pins: hgpio5-pins {
+			groups = "hgpio5";
+			function = "hgpio5";
+		};
+		hgpio6_pins: hgpio6-pins {
+			groups = "hgpio6";
+			function = "hgpio6";
+		};
+		hgpio7_pins: hgpio7-pins {
+			groups = "hgpio7";
+			function = "hgpio7";
+		};
+	};
+};
diff --git a/src/arm/nuvoton/nuvoton-npcm730-gbs.dts b/src/arm/nuvoton/nuvoton-npcm730-gbs.dts
new file mode 100644
index 0000000..9f64c85
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-npcm730-gbs.dts
@@ -0,0 +1,1135 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2020 Quanta Computer Inc. George.Hung@quantatw.com
+
+/dts-v1/;
+#include "nuvoton-npcm730.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "Quanta GBS Board (Device Tree)";
+	compatible = "quanta,gbs-bmc","nuvoton,npcm730";
+
+	aliases {
+		ethernet1 = &gmac0;
+		serial0 = &serial0;
+		serial1 = &serial1;
+		serial2 = &serial2;
+		serial3 = &serial3;
+		i2c0 = &i2c0;
+		i2c1 = &i2c1;
+		i2c2 = &i2c2;
+		i2c3 = &i2c3;
+		i2c4 = &i2c4;
+		i2c5 = &i2c5;
+		i2c6 = &i2c6;
+		i2c7 = &i2c7;
+		i2c8 = &i2c8;
+		i2c9 = &i2c9;
+		i2c10 = &i2c10;
+		i2c11 = &i2c11;
+		i2c12 = &i2c12;
+		i2c13 = &i2c13;
+		i2c14 = &i2c14;
+		i2c15 = &i2c15;
+		i2c16 = &i2c0_slotPE0_0;
+		i2c17 = &i2c0_slotPE1_1;
+		i2c18 = &i2c0_slotUSB_2;
+		i2c19 = &i2c0_3;
+		i2c20 = &i2c5_i2cool_0;
+		i2c21 = &i2c5_i2cool_1;
+		i2c22 = &i2c5_i2cool_2;
+		i2c23 = &i2c5_hsbp_fru_3;
+		i2c24 = &i2c6_u2_15_0;
+		i2c25 = &i2c6_u2_14_1;
+		i2c26 = &i2c6_u2_13_2;
+		i2c27 = &i2c6_u2_12_3;
+		i2c28 = &i2c7_u2_11_0;
+		i2c29 = &i2c7_u2_10_1;
+		i2c30 = &i2c7_u2_9_2;
+		i2c31 = &i2c7_u2_8_3;
+		i2c32 = &i2c9_vddcr_cpu;
+		i2c33 = &i2c9_vddcr_soc;
+		i2c34 = &i2c9_vddio_efgh;
+		i2c35 = &i2c9_vddio_abcd;
+		i2c36 = &i2c10_u2_7_0;
+		i2c37 = &i2c10_u2_6_1;
+		i2c38 = &i2c10_u2_5_2;
+		i2c39 = &i2c10_u2_4_3;
+		i2c40 = &i2c11_clk_buf0_0;
+		i2c41 = &i2c11_clk_buf1_1;
+		i2c42 = &i2c11_clk_buf2_2;
+		i2c43 = &i2c11_clk_buf3_3;
+		i2c44 = &i2c14_u2_3_0;
+		i2c45 = &i2c14_u2_2_1;
+		i2c46 = &i2c14_u2_1_2;
+		i2c47 = &i2c14_u2_0_3;
+		fiu0 = &fiu0;
+		fiu1 = &fiu3;
+	};
+
+	chosen {
+		stdout-path = &serial0;
+	};
+
+	memory {
+		reg = <0 0x40000000>;
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		sas-cable0 {
+			label = "sas-cable0";
+			gpios = <&gpio2 9 GPIO_ACTIVE_LOW>;
+			linux,code = <73>;
+		};
+
+		sas-cable1 {
+			label = "sas-cable1";
+			gpios = <&gpio2 8 GPIO_ACTIVE_LOW>;
+			linux,code = <72>;
+		};
+
+		sas-cable2 {
+			label = "sas-cable2";
+			gpios = <&gpio2 7 GPIO_ACTIVE_LOW>;
+			linux,code = <71>;
+		};
+
+		sas-cable3 {
+			label = "sas-cable3";
+			gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
+			linux,code = <70>;
+		};
+
+		sata0 {
+			label = "sata0";
+			gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
+			linux,code = <5>;
+		};
+
+		hsbp-cable {
+			label = "hsbp-cable";
+			gpios = <&gpio1 25 GPIO_ACTIVE_LOW>;
+			linux,code = <57>;
+		};
+
+		fanbd-cable {
+			label = "fanbd-cable";
+			gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
+			linux,code = <58>;
+		};
+
+		bp12v-cable {
+			label = "bp12v-cable";
+			gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;
+			linux,code = <69>;
+		};
+
+		pe-slot0 {
+			label = "pe-slot0";
+			gpios = <&gpio3 24 GPIO_ACTIVE_LOW>;
+			linux,code = <120>;
+		};
+
+		pe-slot1 {
+			label = "pe-slot1";
+			gpios = <&gpio3 25 GPIO_ACTIVE_LOW>;
+			linux,code = <121>;
+		};
+	};
+
+	iio-hwmon {
+		compatible = "iio-hwmon";
+		io-channels = <&adc 1>, <&adc 2>;
+	};
+
+	iio-hwmon-battery {
+		compatible = "iio-hwmon";
+		io-channels = <&adc 0>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		heartbeat { /* gpio153 */
+			gpios = <&gpio4 25 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "heartbeat";
+		};
+
+		attention { /* gpio215 */
+			gpios = <&gpio6 23 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		sys_boot_status { /* gpio216 */
+			gpios = <&gpio6 24 GPIO_ACTIVE_HIGH>;
+			default-state = "keep";
+			retain-state-shutdown;
+		};
+
+		bmc_fault { /* gpio217 */
+			gpios = <&gpio6 25 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+			linux,default-trigger = "panic";
+			panic-indicator;
+		};
+
+		led_u2_0_locate {
+			gpios = <&pca9535_ledlocate 3 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_1_locate {
+			gpios = <&pca9535_ledlocate 2 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_2_locate {
+			gpios = <&pca9535_ledlocate 1 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_3_locate {
+			gpios = <&pca9535_ledlocate 0 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_4_locate {
+			gpios = <&pca9535_ledlocate 7 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_5_locate {
+			gpios = <&pca9535_ledlocate 6 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_6_locate {
+			gpios = <&pca9535_ledlocate 5 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_7_locate {
+			gpios = <&pca9535_ledlocate 4 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_8_locate {
+			gpios = <&pca9535_ledlocate 11 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_9_locate {
+			gpios = <&pca9535_ledlocate 10 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_10_locate {
+			gpios = <&pca9535_ledlocate 9 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_11_locate {
+			gpios = <&pca9535_ledlocate 8 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_12_locate {
+			gpios = <&pca9535_ledlocate 15 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_13_locate {
+			gpios = <&pca9535_ledlocate 14 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_14_locate {
+			gpios = <&pca9535_ledlocate 13 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_15_locate {
+			gpios = <&pca9535_ledlocate 12 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_0_fault {
+			gpios = <&pca9535_ledfault 3 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_1_fault {
+			gpios = <&pca9535_ledfault 2 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_2_fault {
+			gpios = <&pca9535_ledfault 1 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_3_fault {
+			gpios = <&pca9535_ledfault 0 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_4_fault {
+			gpios = <&pca9535_ledfault 7 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_5_fault {
+			gpios = <&pca9535_ledfault 6 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_6_fault {
+			gpios = <&pca9535_ledfault 5 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_7_fault {
+			gpios = <&pca9535_ledfault 4 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_8_fault {
+			gpios = <&pca9535_ledfault 11 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_9_fault {
+			gpios = <&pca9535_ledfault 10 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_10_fault {
+			gpios = <&pca9535_ledfault 9 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_11_fault {
+			gpios = <&pca9535_ledfault 8 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_12_fault {
+			gpios = <&pca9535_ledfault 15 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_13_fault {
+			gpios = <&pca9535_ledfault 14 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_14_fault {
+			gpios = <&pca9535_ledfault 13 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_u2_15_fault {
+			gpios = <&pca9535_ledfault 12 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+	};
+
+	seven-seg-disp {
+		compatible = "seven-seg-gpio-dev";
+		refresh-interval-ms = /bits/ 16 <600>;
+		clock-gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
+		data-gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
+		clear-gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
+	};
+
+	pcie-slot {
+		pcie1: pcie-slot@1 {
+			label = "PE0";
+		};
+		pcie2: pcie-slot@2 {
+			label = "PE1";
+		};
+	};
+};
+
+&fiu0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi0cs1_pins>;
+	status = "okay";
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0>;
+		spi-max-frequency = <20000000>;
+		spi-rx-bus-width = <2>;
+		label = "bmc";
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			u-boot@0 {
+				label = "u-boot";
+				reg = <0x0000000 0xf0000>;
+			};
+			image-descriptor@f0000 {
+				label = "image-descriptor";
+				reg = <0xf0000 0x10000>;
+			};
+			hoth-update@100000 {
+				label = "hoth-update";
+				reg = <0x100000 0x100000>;
+			};
+			kernel@200000 {
+				label = "kernel";
+				reg = <0x200000 0x500000>;
+			};
+			rofs@700000 {
+				label = "rofs";
+				reg = <0x700000 0x35f0000>;
+			};
+			rwfs@3cf0000 {
+				label = "rwfs";
+				reg = <0x3cf0000 0x300000>;
+			};
+			hoth-mailbox@3ff0000 {
+				label = "hoth-mailbox";
+				reg = <0x3ff0000 0x10000>;
+			};
+		};
+	};
+};
+
+&fiu3 {
+	pinctrl-0 = <&spi3_pins>, <&spi3cs1_pins>;
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0>;
+		spi-max-frequency = <50000000>;
+		spi-rx-bus-width = <2>;
+		m25p,fast-read;
+		label = "pnor";
+	};
+	flash@1 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <1>;
+		spi-max-frequency = <50000000>;
+		spi-rx-bus-width = <2>;
+		m25p,fast-read;
+	};
+};
+
+&gcr {
+	serial_port_mux: uart-mux-controller {
+		compatible = "mmio-mux";
+		#mux-control-cells = <1>;
+		mux-reg-masks = <0x38 0x07>;
+		idle-states = <2>; /* Serial port mode 3 (takeover) */
+	};
+
+	uart1_mode_mux: uart1-mode-mux-controller {
+		compatible = "mmio-mux";
+		#mux-control-cells = <1>;
+		mux-reg-masks = <0x64 0x01000000>;
+		idle-states = <0>; /* Set UART1 mode to normal (follow SPMOD) */
+	};
+};
+
+&gmac0 {
+	status = "okay";
+	phy-mode = "rgmii-id";
+	snps,eee-force-disable;
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&watchdog1 {
+	status = "okay";
+};
+
+&rng {
+	status = "okay";
+};
+
+&serial0 {
+	status = "okay";
+};
+
+&serial1 {
+	status = "okay";
+};
+
+&serial2 {
+	status = "okay";
+};
+
+&serial3 {
+	status = "okay";
+};
+
+&adc {
+	#io-channel-cells = <1>;
+	status = "okay";
+};
+
+&lpc_kcs {
+	kcs1: kcs1@0 {
+		status = "okay";
+	};
+
+	kcs2: kcs2@0 {
+		status = "okay";
+	};
+
+	kcs3: kcs3@0 {
+		status = "okay";
+	};
+};
+
+&spi1 {
+	cs-gpios = <&gpio4 19 GPIO_ACTIVE_HIGH>; /* dummy - gpio147 */
+	pinctrl-names = "default";
+	pinctrl-0 = <&gpio224ol_pins &gpio227o_pins
+			&gpio228_pins>;
+	status = "okay";
+
+	jtag_master@0 {
+		compatible = "nuvoton,npcm750-jtag-master";
+		spi-max-frequency = <25000000>;
+		reg = <0>;
+		status = "okay";
+
+		pinctrl-names = "pspi", "gpio";
+		pinctrl-0 = <&pspi2_pins>;
+		pinctrl-1 = <&gpio224ol_pins &gpio227o_pins
+				&gpio228_pins>;
+
+		tck-gpios = <&gpio7 0 GPIO_ACTIVE_HIGH>;
+		tdi-gpios = <&gpio7 3 GPIO_ACTIVE_HIGH>;
+		tdo-gpios = <&gpio7 4 GPIO_ACTIVE_HIGH>;
+		tms-gpios = <&gpio7 6 GPIO_ACTIVE_HIGH>;
+	};
+};
+
+&i2c0 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	i2c-mux@71 {
+		compatible = "nxp,pca9546";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x71>;
+		i2c-mux-idle-disconnect;
+		reset-gpios = <&gpio2 20 GPIO_ACTIVE_LOW>;
+
+		i2c0_slotPE0_0: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+			pcie-slot = &pcie1;
+		};
+
+		i2c0_slotPE1_1: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+			pcie-slot = &pcie2;
+		};
+
+		i2c0_slotUSB_2: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+
+		i2c0_3: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+	};
+};
+
+&i2c1 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	pca9535_ifdet: pca9535-ifdet@24 {
+		compatible = "nxp,pca9535";
+		reg = <0x24>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	pca9535_pwren: pca9535-pwren@20 {
+		compatible = "nxp,pca9535";
+		reg = <0x20>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio-line-names =
+			"pwr_u2_3_en","pwr_u2_2_en",
+			"pwr_u2_1_en","pwr_u2_0_en",
+			"pwr_u2_7_en","pwr_u2_6_en",
+			"pwr_u2_5_en","pwr_u2_4_en",
+			"pwr_u2_11_en","pwr_u2_10_en",
+			"pwr_u2_9_en","pwr_u2_8_en",
+			"pwr_u2_15_en","pwr_u2_14_en",
+			"pwr_u2_13_en","pwr_u2_12_en";
+	};
+
+	pca9535_pwrgd: pca9535-pwrgd@21 {
+		compatible = "nxp,pca9535";
+		reg = <0x21>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	pca9535_ledlocate: pca9535-ledlocate@22 {
+		compatible = "nxp,pca9535";
+		reg = <0x22>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+	};
+
+	pca9535_ledfault: pca9535-ledfault@23 {
+		compatible = "nxp,pca9535";
+		reg = <0x23>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+	};
+
+	pca9535_pwrdisable: pca9535-pwrdisable@25 {
+		compatible = "nxp,pca9535";
+		reg = <0x25>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio-line-names =
+			"u2_3_pwr_dis","u2_2_pwr_dis",
+			"u2_1_pwr_dis","u2_0_pwr_dis",
+			"u2_7_pwr_dis","u2_6_pwr_dis",
+			"u2_5_pwr_dis","u2_4_pwr_dis",
+			"u2_11_pwr_dis","u2_10_pwr_dis",
+			"u2_9_pwr_dis","u2_8_pwr_dis",
+			"u2_15_pwr_dis","u2_14_pwr_dis",
+			"u2_13_pwr_dis","u2_12_pwr_dis";
+	};
+
+	pca9535_perst: pca9535-perst@26 {
+		compatible = "nxp,pca9535";
+		reg = <0x26>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio-line-names =
+			"u2_15_perst","u2_14_perst",
+			"u2_13_perst","u2_12_perst",
+			"u2_11_perst","u2_10_perst",
+			"u2_9_perst","u2_8_perst",
+			"u2_7_perst","u2_6_perst",
+			"u2_5_perst","u2_4_perst",
+			"u2_3_perst","u2_2_perst",
+			"u2_1_perst","u2_0_perst";
+	};
+};
+
+&i2c2 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	sbtsi@4c {
+		compatible = "amd,sbtsi";
+		reg = <0x4c>;
+	};
+};
+
+&i2c5 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	mb_fru@50 {
+		compatible = "atmel,24c64";
+		reg = <0x50>;
+	};
+
+	i2c-mux@71 {
+		compatible = "nxp,pca9546";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x71>;
+		i2c-mux-idle-disconnect;
+
+		i2c5_i2cool_0: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+			max31725@54 {
+				compatible = "maxim,max31725";
+				reg = <0x54>;
+				status = "okay";
+			};
+		};
+
+		i2c5_i2cool_1: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+			max31725@55 {
+				compatible = "maxim,max31725";
+				reg = <0x55>;
+				status = "okay";
+			};
+		};
+
+		i2c5_i2cool_2: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+			max31725@5d {
+				compatible = "maxim,max31725";
+				reg = <0x5d>;
+				status = "okay";
+			};
+			fan_fru@51 {
+				compatible = "atmel,24c64";
+				reg = <0x51>;
+			};
+		};
+
+		i2c5_hsbp_fru_3: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+			hsbp_fru@52 {
+				compatible = "atmel,24c64";
+				reg = <0x52>;
+				status = "okay";
+			};
+		};
+	};
+};
+
+&i2c6 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	i2c-mux@73 {
+		compatible = "nxp,pca9545";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x73>;
+		i2c-mux-idle-disconnect;
+
+		i2c6_u2_15_0: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+		};
+
+		i2c6_u2_14_1: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+		};
+		i2c6_u2_13_2: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+
+		i2c6_u2_12_3: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+	};
+};
+
+&i2c7 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	i2c-mux@72 {
+		compatible = "nxp,pca9545";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x72>;
+		i2c-mux-idle-disconnect;
+
+		i2c7_u2_11_0: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+		};
+
+		i2c7_u2_10_1: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+		};
+		i2c7_u2_9_2: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+
+		i2c7_u2_8_3: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+	};
+};
+
+&i2c8 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	i2c8_adm1272: adm1272@10 {
+		compatible = "adi,adm1272";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x10>;
+		shunt-resistor-micro-ohms = <300>;
+	};
+};
+
+&i2c9 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	i2c-mux@71 {
+		compatible = "nxp,pca9546";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x71>;
+		i2c-mux-idle-disconnect;
+		reset-gpios = <&gpio2 22 GPIO_ACTIVE_LOW>;
+
+		i2c9_vddcr_cpu: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+			vrm@60 {
+				compatible = "isil,isl68137";
+				reg = <0x60>;
+			};
+		};
+
+		i2c9_vddcr_soc: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+			vrm@61 {
+				compatible = "isil,isl68137";
+				reg = <0x61>;
+			};
+		};
+
+		i2c9_vddio_efgh: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+			vrm@63 {
+				compatible = "isil,isl68137";
+				reg = <0x63>;
+			};
+		};
+
+		i2c9_vddio_abcd: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+			vrm@45 {
+				compatible = "isil,isl68137";
+				reg = <0x45>;
+			};
+		};
+	};
+};
+
+&i2c10 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	i2c-mux@71 {
+		compatible = "nxp,pca9545";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x71>;
+		i2c-mux-idle-disconnect;
+
+		i2c10_u2_7_0: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+		};
+
+		i2c10_u2_6_1: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+		};
+		i2c10_u2_5_2: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+
+		i2c10_u2_4_3: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+	};
+};
+
+&i2c11 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	i2c-mux@76 {
+		compatible = "nxp,pca9545";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x76>;
+		i2c-mux-idle-disconnect;
+
+		i2c11_clk_buf0_0: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+		};
+
+		i2c11_clk_buf1_1: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+		};
+		i2c11_clk_buf2_2: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+
+		i2c11_clk_buf3_3: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+	};
+};
+
+&i2c12 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	max34451@4e {
+		compatible = "maxim,max34451";
+		reg = <0x4e>;
+	};
+	vrm@5d {
+		compatible = "isil,isl68137";
+		reg = <0x5d>;
+	};
+	vrm@5e {
+		compatible = "isil,isl68137";
+		reg = <0x5e>;
+	};
+};
+
+&i2c13 {
+	clock-frequency = <100000>;
+	status = "okay";
+};
+
+&i2c14 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	i2c-mux@70 {
+		compatible = "nxp,pca9545";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x70>;
+		i2c-mux-idle-disconnect;
+
+		i2c14_u2_3_0: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+		};
+
+		i2c14_u2_2_1: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+		};
+
+		i2c14_u2_1_2: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+
+		i2c14_u2_0_3: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+	};
+};
+
+&pwm_fan {
+	pinctrl-names = "default";
+	pinctrl-0 = <
+		&pwm0_pins &pwm1_pins
+		&pwm2_pins &pwm3_pins
+		&pwm4_pins
+		&fanin0_pins &fanin1_pins
+		&fanin2_pins &fanin3_pins
+		&fanin4_pins
+	>;
+	status = "okay";
+
+	fan@0 {
+		reg = <0x00>;
+		fan-tach-ch = /bits/ 8 <0x00>;
+	};
+	fan@1 {
+		reg = <0x01>;
+		fan-tach-ch = /bits/ 8 <0x01>;
+	};
+	fan@2 {
+		reg = <0x02>;
+		fan-tach-ch = /bits/ 8 <0x02>;
+	};
+	fan@3 {
+		reg = <0x04>;
+		fan-tach-ch = /bits/ 8 <0x04>;
+	};
+	fan@4 {
+		reg = <0x03>;
+		fan-tach-ch = /bits/ 8 <0x03>;
+	};
+};
+
+&pinctrl {
+	pinctrl-names = "default";
+
+	gpio0: gpio@f0010000 {
+		/* POWER_OUT=gpio07, RESET_OUT=gpio06, PS_PWROK=gpio13 */
+		gpio-line-names =
+		/*0-31*/
+		"","","","","","","RESET_OUT","POWER_OUT",
+		"","","","","","PS_PWROK","","",
+		"","","","","","","","",
+		"","","","","","","","";
+	};
+	gpio1: gpio@f0011000 {
+		/* SIO_POWER_GOOD=gpio59 */
+		gpio-line-names =
+		/*32-63*/
+		"","","","","","","","",
+		"","","","","","","","",
+		"","","","","","","","",
+		"","","","SIO_POWER_GOOD","","","","";
+	};
+	gpio2: gpio@f0012000 {
+		bmc_usb_mux_oe_n {
+			gpio-hog;
+			gpios = <25 GPIO_ACTIVE_HIGH>;
+			output-low;
+			line-name = "bmc-usb-mux-oe-n";
+		};
+		bmc_usb_mux_sel {
+			gpio-hog;
+			gpios = <26 GPIO_ACTIVE_HIGH>;
+			output-low;
+			line-name = "bmc-usb-mux-sel";
+		};
+		bmc_usb2517_reset_n {
+			gpio-hog;
+			gpios = <27 GPIO_ACTIVE_LOW>;
+			output-low;
+			line-name = "bmc-usb2517-reset-n";
+		};
+	};
+	gpio3: gpio@f0013000 {
+		assert_cpu0_reset {
+			gpio-hog;
+			gpios = <14 GPIO_ACTIVE_HIGH>;
+			output-low;
+			line-name = "assert-cpu0-reset";
+		};
+		assert_pwrok_cpu0_n {
+			gpio-hog;
+			gpios = <15 GPIO_ACTIVE_HIGH>;
+			output-low;
+			line-name = "assert-pwrok-cpu0-n";
+		};
+		assert_cpu0_prochot {
+			gpio-hog;
+			gpios = <16 GPIO_ACTIVE_HIGH>;
+			output-low;
+			line-name = "assert-cpu0-prochot";
+		};
+	};
+	gpio4: gpio@f0014000 {
+		/* POST_COMPLETE=gpio143 */
+		gpio-line-names =
+			/*128-159*/
+			"","","","","","","","",
+			"","","","","","","","POST_COMPLETE",
+			"","","","","","","","",
+			"","","","","","","","";
+	};
+	gpio5: gpio@f0015000 {
+		/* POWER_BUTTON=gpio177 */
+		gpio-line-names =
+			/*160-191*/
+			"","","","","","","","",
+			"","","","","","","","",
+			"","POWER_BUTTON","","","","","","",
+			"","","","","","","","";
+	};
+	gpio6: gpio@f0016000 {
+		/* SIO_S5=gpio199, RESET_BUTTON=gpio203 */
+		gpio-line-names =
+			/*192-223*/
+			"","","","","","","","SIO_S5",
+			"","","","RESET_BUTTON","","","","",
+			"","","","","","","","",
+			"","","","","","","","";
+	};
+
+	gpio224ol_pins: gpio224ol-pins {
+		pins = "GPIO224/SPIXCK";
+		bias-disable;
+		output-low;
+	};
+	gpio227o_pins: gpio227o-pins {
+		pins = "GPIO227/nSPIXCS0";
+		bias-disable;
+		output-high;
+	};
+	gpio228_pins: gpio228-pins {
+		pins = "GPIO228/nSPIXCS1";
+		bias-disable;
+		input-enable;
+	};
+};
diff --git a/src/arm/nuvoton/nuvoton-npcm730-gsj-gpio.dtsi b/src/arm/nuvoton/nuvoton-npcm730-gsj-gpio.dtsi
new file mode 100644
index 0000000..53cfd15
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-npcm730-gsj-gpio.dtsi
@@ -0,0 +1,477 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2018 Nuvoton Technology tomer.maimon@nuvoton.com
+
+/ {
+	pinctrl: pinctrl@f0800000 {
+		gpio0pp_pins: gpio0pp-pins {
+			pins = "GPIO0/IOX1DI";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio1pp_pins: gpio1pp-pins {
+			pins = "GPIO1/IOX1LD";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio2pp_pins: gpio2pp-pins {
+			pins = "GPIO2/IOX1CK";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio3pp_pins: gpio3pp-pins {
+			pins = "GPIO3/IOX1D0";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio4pp_pins: gpio4pp-pins {
+			pins = "GPIO4/IOX2DI/SMB1DSDA";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio5pp_pins: gpio5pp-pins {
+			pins = "GPIO5/IOX2LD/SMB1DSCL";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio6pp_pins: gpio6pp-pins {
+			pins = "GPIO6/IOX2CK/SMB2DSDA";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio7pp_pins: gpio7pp-pins {
+			pins = "GPIO7/IOX2D0/SMB2DSCL";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio8_pins: gpio8-pins {
+			pins = "GPIO8/LKGPO1";
+			bias-disable;
+			input-enable;
+		};
+		gpio9_pins: gpio9-pins {
+			pins = "GPIO9/LKGPO2";
+			bias-disable;
+			input-enable;
+		};
+		gpio10pp_pins: gpio10pp-pins {
+			pins = "GPIO10/IOXHLD";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio11pp_pins: gpio11pp-pins {
+			pins = "GPIO11/IOXHCK";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio12_pins: gpio12-pins {
+			pins = "GPIO12/GSPICK/SMB5BSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio13_pins: gpio13-pins {
+			pins = "GPIO13/GSPIDO/SMB5BSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio14_pins: gpio14-pins {
+			pins = "GPIO14/GSPIDI/SMB5CSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio15od_pins: gpio15od-pins {
+			pins = "GPIO15/GSPICS/SMB5CSDA";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio17pp_pins: gpio17pp-pins {
+			pins = "GPIO17/PSPI2DI/SMB4DEN";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio18pp_pins: gpio18pp-pins {
+			pins = "GPIO18/PSPI2D0/SMB4BSDA";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio19pp_pins: gpio19pp-pins {
+			pins = "GPIO19/PSPI2CK/SMB4BSCL";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio24pp_pins: gpio24pp-pins {
+			pins = "GPIO24/IOXHDO";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio25pp_pins: gpio25pp-pins {
+			pins = "GPIO25/IOXHDI";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio37od_pins: gpio37od-pins {
+			pins = "GPIO37/SMB3CSDA";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio59pp_pins: gpio59pp-pins {
+			pins = "GPIO59/SMB3DSDA";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio60_pins: gpio60-pins {
+			pins = "GPIO60/SMB3DSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio72od_pins: gpio72od-pins {
+			pins = "GPIO72/FANIN8";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio73od_pins: gpio73od-pins {
+			pins = "GPIO73/FANIN9";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio74od_pins: gpio74od-pins {
+			pins = "GPIO74/FANIN10";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio75od_pins: gpio75od-pins {
+			pins = "GPIO75/FANIN11";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio76od_pins: gpio76od-pins {
+			pins = "GPIO76/FANIN12";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio77od_pins: gpio77od-pins {
+			pins = "GPIO77/FANIN13";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio78od_pins: gpio78od-pins {
+			pins = "GPIO78/FANIN14";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio79od_pins: gpio79od-pins {
+			pins = "GPIO79/FANIN15";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio83_pins: gpio83-pins {
+			pins = "GPIO83/PWM3";
+			bias-disable;
+			input-enable;
+		};
+		gpio84pp_pins: gpio84pp-pins {
+			pins = "GPIO84/R2TXD0";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio85pp_pins: gpio85pp-pins {
+			pins = "GPIO85/R2TXD1";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio86pp_pins: gpio86pp-pins {
+			pins = "GPIO86/R2TXEN";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio87pp_pins: gpio87pp-pins {
+			pins = "GPIO87/R2RXD0";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio88pp_pins: gpio88pp-pins {
+			pins = "GPIO88/R2RXD1";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio89pp_pins: gpio89pp-pins {
+			pins = "GPIO89/R2CRSDV";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio90pp_pins: gpio90pp-pins {
+			pins = "GPIO90/R2RXERR";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio91_pins: gpio91-pins {
+			pins = "GPIO91/R2MDC";
+			bias-disable;
+			input-enable;
+		};
+		gpio92_pins: gpio92-pins {
+			pins = "GPIO92/R2MDIO";
+			bias-disable;
+			input-enable;
+		};
+		gpio93pp_pins: gpio93pp-pins {
+			pins = "GPIO93/GA20/SMB5DSCL";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio94pp_pins: gpio94pp-pins {
+			pins = "GPIO94/nKBRST/SMB5DSDA";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio95_pins: gpio95-pins {
+			pins = "GPIO95/nLRESET/nESPIRST";
+			bias-disable;
+			input-enable;
+		};
+		gpio125pp_pins: gpio125pp-pins {
+			pins = "GPIO125/SMB1CSCL";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio126od_pins: gpio126od-pins {
+			pins = "GPIO126/SMB1BSDA";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio127od_pins: gpio127od-pins {
+			pins = "GPIO127/SMB1BSCL";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio136_pins: gpio136-pins {
+			pins = "GPIO136/SD1DT0";
+			bias-disable;
+			input-enable;
+		};
+		gpio137_pins: gpio137-pins {
+			pins = "GPIO137/SD1DT1";
+			bias-disable;
+			input-enable;
+		};
+		gpio141_pins: gpio141-pins {
+			pins = "GPIO141/SD1WP";
+			bias-disable;
+			input-enable;
+		};
+		gpio142od_pins: gpio142od-pins {
+			pins = "GPIO142/SD1CMD";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio143ol_pins: gpio143ol-pins {
+			pins = "GPIO143/SD1CD/SD1PWR";
+			bias-disable;
+			output-low;
+		};
+		gpio144_pins: gpio144-pins {
+			pins = "GPIO144/PWM4";
+			bias-disable;
+			input-enable;
+		};
+		gpio145_pins: gpio145-pins {
+			pins = "GPIO145/PWM5";
+			bias-disable;
+			input-enable;
+		};
+		gpio146_pins: gpio146-pins {
+			pins = "GPIO146/PWM6";
+			bias-disable;
+			input-enable;
+		};
+		gpio147_pins: gpio147-pins {
+			pins = "GPIO147/PWM7";
+			bias-disable;
+			input-enable;
+		};
+		gpio148_pins: gpio148-pins {
+			pins = "GPIO148/MMCDT4";
+			bias-disable;
+			input-enable;
+		};
+		gpio149_pins: gpio149-pins {
+			pins = "GPIO149/MMCDT5";
+			bias-disable;
+			input-enable;
+		};
+		gpio150_pins: gpio150-pins {
+			pins = "GPIO150/MMCDT6";
+			bias-disable;
+			input-enable;
+		};
+		gpio151_pins: gpio151-pins {
+			pins = "GPIO151/MMCDT7";
+			bias-disable;
+			input-enable;
+		};
+		gpio152_pins: gpio152-pins {
+			pins = "GPIO152/MMCCLK";
+			bias-disable;
+			input-enable;
+		};
+		gpio153_pins: gpio153-pins {
+			pins = "GPIO153/MMCWP";
+			bias-disable;
+			input-enable;
+		};
+		gpio154_pins: gpio154-pins {
+			pins = "GPIO154/MMCCMD";
+			bias-disable;
+			input-enable;
+		};
+		gpio155_pins: gpio155-pins {
+			pins = "GPIO155/nMMCCD/nMMCRST";
+			bias-disable;
+			input-enable;
+		};
+		gpio156_pins: gpio156-pins {
+			pins = "GPIO156/MMCDT0";
+			bias-disable;
+			input-enable;
+		};
+		gpio157_pins: gpio157-pins {
+			pins = "GPIO157/MMCDT1";
+			bias-disable;
+			input-enable;
+		};
+		gpio158_pins: gpio158-pins {
+			pins = "GPIO158/MMCDT2";
+			bias-disable;
+			input-enable;
+		};
+		gpio159_pins: gpio159-pins {
+			pins = "GPIO159/MMCDT3";
+			bias-disable;
+			input-enable;
+		};
+		gpio161_pins: gpio161-pins {
+			pins = "GPIO161/nLFRAME/nESPICS";
+			bias-disable;
+			input-enable;
+		};
+		gpio162_pins: gpio162-pins {
+			pins = "GPIO162/SERIRQ";
+			bias-disable;
+			input-enable;
+		};
+		gpio163_pins: gpio163-pins {
+			pins = "GPIO163/LCLK/ESPICLK";
+			bias-disable;
+			input-enable;
+		};
+		gpio164_pins: gpio164-pins {
+			pins = "GPIO164/LAD0/ESPI_IO0";
+			bias-disable;
+			input-enable;
+		};
+		gpio165_pins: gpio165-pins {
+			pins = "GPIO165/LAD1/ESPI_IO1";
+			bias-disable;
+			input-enable;
+		};
+		gpio166_pins: gpio166-pins {
+			pins = "GPIO166/LAD2/ESPI_IO2";
+			bias-disable;
+			input-enable;
+		};
+		gpio167_pins: gpio167-pins {
+			pins = "GPIO167/LAD3/ESPI_IO3";
+			bias-disable;
+			input-enable;
+		};
+		gpio168_pins: gpio168-pins {
+			pins = "GPIO168/nCLKRUN/nESPIALERT";
+			bias-disable;
+			input-enable;
+		};
+		gpio169_pins: gpio169-pins {
+			pins = "GPIO169/nSCIPME";
+			bias-disable;
+			input-enable;
+		};
+		gpio170_pins: gpio170-pins {
+			pins = "GPIO170/nSMI";
+			bias-disable;
+			input-enable;
+		};
+		gpio175od_pins: gpio175od-pins {
+			pins = "GPIO175/PSPI1CK/FANIN19";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio176od_pins: gpio176od-pins {
+			pins = "GPIO176/PSPI1DO/FANIN18";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio177_pins: gpio177-pins {
+			pins = "GPIO177/PSPI1DI/FANIN17";
+			bias-disable;
+			input-enable;
+		};
+		gpio190od_pins: gpio190od-pins {
+			pins = "GPIO190/nPRD_SMI";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio191_pins: gpio191-pins {
+			pins = "GPIO191";
+			bias-disable;
+			input-enable;
+		};
+		gpio192_pins: gpio192-pins {
+			pins = "GPIO192";
+			bias-disable;
+			input-enable;
+		};
+		gpio194pp_pins: gpio194pp-pins {
+			pins = "GPIO194/SMB0BSCL";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio195od_pins: gpio195od-pins {
+			pins = "GPIO195/SMB0BSDA";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio196od_pins: gpio196od-pins {
+			pins = "GPIO196/SMB0CSCL";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio197od_pins: gpio197od-pins {
+			pins = "GPIO197/SMB0DEN";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio198od_pins: gpio198od-pins {
+			pins = "GPIO198/SMB0DSDA";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio199od_pins: gpio199od-pins {
+			pins = "GPIO199/SMB0DSCL";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio200pp_pins: gpio200pp-pins {
+			pins = "GPIO200/R2CK";
+			bias-disable;
+			drive-push-pull;
+		};
+		gpio202od_pins: gpio202od-pins {
+			pins = "GPIO202/SMB0CSDA";
+			bias-disable;
+			drive-open-drain;
+		};
+		gpio203_pins: gpio203-pins {
+			pins = "GPIO203/FANIN16";
+			bias-disable;
+			input-enable;
+		};
+	};
+};
diff --git a/src/arm/nuvoton/nuvoton-npcm730-gsj.dts b/src/arm/nuvoton/nuvoton-npcm730-gsj.dts
new file mode 100644
index 0000000..cd78433
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-npcm730-gsj.dts
@@ -0,0 +1,490 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2019 Quanta Computer lnc. Fran.Hsu@quantatw.com
+
+/dts-v1/;
+#include "nuvoton-npcm730.dtsi"
+#include "nuvoton-npcm730-gsj-gpio.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "Quanta GSJ Board (Device Tree v12)";
+	compatible = "nuvoton,npcm750";
+
+	aliases {
+		ethernet1 = &gmac0;
+		serial3 = &serial3;
+		i2c1 = &i2c1;
+		i2c2 = &i2c2;
+		i2c3 = &i2c3;
+		i2c4 = &i2c4;
+		i2c8 = &i2c8;
+		i2c9 = &i2c9;
+		i2c10 = &i2c10;
+		i2c11 = &i2c11;
+		i2c12 = &i2c12;
+		i2c15 = &i2c15;
+		fiu0 = &fiu0;
+	};
+
+	chosen {
+		stdout-path = &serial3;
+	};
+
+	memory {
+		reg = <0 0x40000000>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		led-bmc-live {
+			gpios = <&gpio4 15 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "heartbeat";
+		};
+
+		LED_U2_0_LOCATE {
+			gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_1_LOCATE {
+			gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_2_LOCATE {
+			gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_3_LOCATE {
+			gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_4_LOCATE {
+			gpios = <&gpio0 10 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_5_LOCATE {
+			gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_BMC_TRAY_PWRGD {
+			gpios = <&gpio0 19 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_7_FAULT {
+			gpios = <&gpio6 8 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_6_LOCATE {
+			gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_7_LOCATE {
+			gpios = <&gpio0 25 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_0_FAULT {
+			gpios = <&gpio2 20 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_1_FAULT {
+			gpios = <&gpio2 21 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_2_FAULT {
+			gpios = <&gpio2 22 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_3_FAULT {
+			gpios = <&gpio2 23 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_4_FAULT {
+			gpios = <&gpio2 24 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_5_FAULT {
+			gpios = <&gpio2 25 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		LED_U2_6_FAULT {
+			gpios = <&gpio2 26 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+	};
+};
+
+&fiu0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi0cs1_pins>;
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0>;
+		spi-rx-bus-width = <2>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			bmc@0 {
+				label = "bmc";
+				reg = <0x000000 0x2000000>;
+			};
+			u-boot@0 {
+				label = "u-boot";
+				reg = <0x0000000 0x80000>;
+				read-only;
+			};
+			u-boot-env@100000 {
+				label = "u-boot-env";
+				reg = <0x00100000 0x40000>;
+			};
+			kernel@200000 {
+				label = "kernel";
+				reg = <0x0200000 0x600000>;
+			};
+			rofs@800000 {
+				label = "rofs";
+				reg = <0x800000 0x1400000>;
+			};
+			rwfs@1c00000 {
+				label = "rwfs";
+				reg = <0x1c00000 0x300000>;
+			};
+			reserved@1f00000 {
+				label = "reserved";
+				reg = <0x1f00000 0x100000>;
+			};
+		};
+	};
+};
+
+&gmac0 {
+	phy-mode = "rgmii-id";
+	status = "okay";
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&watchdog1 {
+	status = "okay";
+};
+
+&rng {
+	status = "okay";
+};
+
+&serial0 {
+	status = "okay";
+};
+
+&serial1 {
+	status = "okay";
+};
+
+&serial2 {
+	status = "okay";
+};
+
+&serial3 {
+	status = "okay";
+};
+
+&adc {
+	status = "okay";
+};
+
+&i2c1 {
+	status = "okay";
+
+	lm75@5c {
+		compatible = "maxim,max31725";
+		reg = <0x5c>;
+		status = "okay";
+	};
+};
+
+&i2c2 {
+	status = "okay";
+
+	lm75@5c {
+		compatible = "maxim,max31725";
+		reg = <0x5c>;
+		status = "okay";
+	};
+};
+
+&i2c3 {
+	status = "okay";
+
+	lm75@5c {
+		compatible = "maxim,max31725";
+		reg = <0x5c>;
+	};
+};
+
+&i2c4 {
+	status = "okay";
+
+	lm75@5c {
+		compatible = "maxim,max31725";
+		reg = <0x5c>;
+	};
+};
+
+&i2c8 {
+	status = "okay";
+};
+
+&i2c9 {
+	status = "okay";
+
+	eeprom@55 {
+		compatible = "atmel,24c64";
+		reg = <0x55>;
+	};
+};
+
+&i2c10 {
+	status = "okay";
+
+	eeprom@55 {
+		compatible = "atmel,24c64";
+		reg = <0x55>;
+	};
+};
+
+&i2c11 {
+	status = "okay";
+
+	/* P12V Quarter Brick DC/DC Power Module Q54SH12050 @60 */
+	power-brick@36 {
+		compatible = "delta,dps800";
+		reg = <0x36>;
+	};
+
+	hotswap@15 {
+		compatible = "ti,lm5066i";
+		reg = <0x15>;
+	};
+};
+
+&i2c12 {
+	status = "okay";
+
+	ucd90160@6b {
+		compatible = "ti,ucd90160";
+		reg = <0x6b>;
+	};
+};
+
+&i2c15 {
+	status = "okay";
+
+	i2c-mux@75 {
+		compatible = "nxp,pca9548";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x75>;
+		i2c-mux-idle-disconnect;
+
+		i2c_u20: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+		};
+
+		i2c_u21: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+		};
+
+		i2c_u22: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+
+		i2c_u23: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+
+		i2c_u24: i2c@4 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <4>;
+		};
+
+		i2c_u25: i2c@5 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <5>;
+		};
+
+		i2c_u26: i2c@6 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <6>;
+		};
+
+		i2c_u27: i2c@7 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <7>;
+		};
+	};
+};
+
+&pwm_fan {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwm0_pins &pwm1_pins &pwm2_pins
+			&fanin0_pins &fanin1_pins
+			&fanin2_pins &fanin3_pins
+			&fanin4_pins &fanin5_pins>;
+	status = "okay";
+
+	fan@0 {
+		reg = <0x00>;
+		fan-tach-ch = /bits/ 8 <0x00 0x01>;
+		cooling-levels = <127 255>;
+	};
+
+	fan@1 {
+		reg = <0x01>;
+		fan-tach-ch = /bits/ 8 <0x02 0x03>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+
+	fan@2 {
+		reg = <0x02>;
+		fan-tach-ch = /bits/ 8 <0x04 0x05>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+};
+
+&pinctrl {
+	pinctrl-names = "default";
+	pinctrl-0 = <
+			/* GPI pins*/
+			&gpio8_pins
+			&gpio9_pins
+			&gpio12_pins
+			&gpio13_pins
+			&gpio14_pins
+			&gpio60_pins
+			&gpio83_pins
+			&gpio91_pins
+			&gpio92_pins
+			&gpio95_pins
+			&gpio136_pins
+			&gpio137_pins
+			&gpio141_pins
+			&gpio144_pins
+			&gpio145_pins
+			&gpio146_pins
+			&gpio147_pins
+			&gpio148_pins
+			&gpio149_pins
+			&gpio150_pins
+			&gpio151_pins
+			&gpio152_pins
+			&gpio153_pins
+			&gpio154_pins
+			&gpio155_pins
+			&gpio156_pins
+			&gpio157_pins
+			&gpio158_pins
+			&gpio159_pins
+			&gpio161_pins
+			&gpio162_pins
+			&gpio163_pins
+			&gpio164_pins
+			&gpio165_pins
+			&gpio166_pins
+			&gpio167_pins
+			&gpio168_pins
+			&gpio169_pins
+			&gpio170_pins
+			&gpio177_pins
+			&gpio191_pins
+			&gpio192_pins
+			&gpio203_pins
+			/* GPO pins*/
+			&gpio0pp_pins
+			&gpio1pp_pins
+			&gpio2pp_pins
+			&gpio3pp_pins
+			&gpio4pp_pins
+			&gpio5pp_pins
+			&gpio6pp_pins
+			&gpio7pp_pins
+			&gpio10pp_pins
+			&gpio11pp_pins
+			&gpio15od_pins
+			&gpio17pp_pins
+			&gpio18pp_pins
+			&gpio19pp_pins
+			&gpio24pp_pins
+			&gpio25pp_pins
+			&gpio37od_pins
+			&gpio59pp_pins
+			&gpio72od_pins
+			&gpio73od_pins
+			&gpio74od_pins
+			&gpio75od_pins
+			&gpio76od_pins
+			&gpio77od_pins
+			&gpio78od_pins
+			&gpio79od_pins
+			&gpio84pp_pins
+			&gpio85pp_pins
+			&gpio86pp_pins
+			&gpio87pp_pins
+			&gpio88pp_pins
+			&gpio89pp_pins
+			&gpio90pp_pins
+			&gpio93pp_pins
+			&gpio94pp_pins
+			&gpio125pp_pins
+			&gpio126od_pins
+			&gpio127od_pins
+			&gpio142od_pins
+			&gpio143ol_pins
+			&gpio175od_pins
+			&gpio176od_pins
+			&gpio190od_pins
+			&gpio194pp_pins
+			&gpio195od_pins
+			&gpio196od_pins
+			&gpio197od_pins
+			&gpio198od_pins
+			&gpio199od_pins
+			&gpio200pp_pins
+			&gpio202od_pins
+			>;
+};
diff --git a/src/arm/nuvoton/nuvoton-npcm730-kudo.dts b/src/arm/nuvoton/nuvoton-npcm730-kudo.dts
new file mode 100644
index 0000000..5787ae9
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-npcm730-kudo.dts
@@ -0,0 +1,826 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2020 Fii USA Inc.
+
+/dts-v1/;
+#include "nuvoton-npcm730.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "Fii Kudo Board";
+	compatible = "fii,kudo", "nuvoton,npcm730";
+
+	aliases {
+		ethernet1 = &gmac0;
+		serial0 = &serial0;
+		serial1 = &serial1;
+		serial2 = &serial2;
+		serial3 = &serial3;
+		i2c1 = &i2c1;
+		i2c2 = &i2c2;
+		i2c3 = &i2c3;
+		i2c4 = &i2c4;
+		i2c5 = &i2c5;
+		i2c6 = &i2c6;
+		i2c7 = &i2c7;
+		i2c8 = &i2c8;
+		i2c9 = &i2c9;
+		i2c10 = &i2c10;
+		i2c11 = &i2c11;
+		i2c12 = &i2c12;
+		i2c13 = &i2c13;
+		i2c14 = &i2c14;
+		i2c15 = &i2c15;
+		spi0 = &spi0;
+		spi1 = &spi1;
+		fiu0 = &fiu0;
+		fiu1 = &fiu3;
+	};
+
+	chosen {
+		stdout-path = &serial3;
+	};
+
+	memory {
+		reg = <0 0x40000000>;
+	};
+
+	iio-hwmon {
+		compatible = "iio-hwmon";
+		io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
+			<&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>;
+	};
+
+	jtag_master {
+		compatible = "nuvoton,npcm750-jtag-master";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		// dev/jtag0
+		dev-num = <0>;
+		// pspi or gpio
+		mode = "pspi";
+
+		// pspi2
+		pspi-controller = <2>;
+		reg = <0xf0201000 0x1000>;
+		interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&clk NPCM7XX_CLK_APB5>;
+
+		// TCK, TDI, TDO, TMS
+		jtag-gpios = <&gpio0 19 GPIO_ACTIVE_HIGH>,
+				<&gpio0 18 GPIO_ACTIVE_HIGH>,
+				<&gpio0 17 GPIO_ACTIVE_HIGH>,
+				<&gpio0 16 GPIO_ACTIVE_HIGH>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		heartbeat {
+			label = "heartbeat";
+			gpios = <&gpio0 14 1>;
+		};
+	};
+
+	pinctrl: pinctrl@f0800000 {
+		gpio61oh_pins: gpio61oh-pins {
+			pins = "GPO61/nDTR1_BOUT1/STRAP6";
+			bias-disable;
+			output-high;
+		};
+		gpio62oh_pins: gpio62oh-pins {
+			pins = "GPO62/nRTST1/STRAP5";
+			bias-disable;
+			output-high;
+		};
+		gpio161ol_pins: gpio161ol-pins {
+			pins = "GPIO161/nLFRAME/nESPICS";
+			bias-disable;
+			output-low;
+		};
+		gpio163i_pins: gpio163i-pins {
+			pins = "GPIO163/LCLK/ESPICLK";
+			bias-disable;
+			input-enable;
+		};
+		gpio167ol_pins: gpio167ol-pins {
+			pins = "GPIO167/LAD3/ESPI_IO3";
+			bias-disable;
+			output-low;
+		};
+		gpio95i_pins: gpio95i-pins {
+			pins = "GPIO95/nLRESET/nESPIRST";
+			bias-disable;
+			input-enable;
+		};
+		gpio65ol_pins: gpio65ol-pins {
+			pins = "GPIO65/FANIN1";
+			bias-disable;
+			output-low;
+		};
+		gpio66oh_pins: gpio66oh-pins {
+			pins = "GPIO66/FANIN2";
+			bias-disable;
+			output-high;
+		};
+		gpio67oh_pins: gpio67oh-pins {
+			pins = "GPIO67/FANIN3";
+			bias-disable;
+			output-high;
+		};
+		gpio68ol_pins: gpio68ol-pins {
+			pins = "GPIO68/FANIN4";
+			bias-disable;
+			output-low;
+		};
+		gpio69i_pins: gpio69i-pins {
+			pins = "GPIO69/FANIN5";
+			bias-disable;
+			input-enable;
+		};
+		gpio70ol_pins: gpio70ol-pins {
+			pins = "GPIO70/FANIN6";
+			bias-disable;
+			output-low;
+		};
+		gpio71i_pins: gpio71i-pins {
+			pins = "GPIO71/FANIN7";
+			bias-disable;
+			input-enable;
+		};
+		gpio72i_pins: gpio72i-pins {
+			pins = "GPIO72/FANIN8";
+			bias-disable;
+			input-enable;
+		};
+		gpio73i_pins: gpio73i-pins {
+			pins = "GPIO73/FANIN9";
+			bias-disable;
+			input-enable;
+		};
+		gpio74i_pins: gpio74i-pins {
+			pins = "GPIO74/FANIN10";
+			bias-disable;
+			input-enable;
+		};
+		gpio75i_pins: gpio75i-pins {
+			pins = "GPIO75/FANIN11";
+			bias-disable;
+			input-enable;
+		};
+		gpio76i_pins: gpio76i-pins {
+			pins = "GPIO76/FANIN12";
+			bias-disable;
+			input-enable;
+		};
+		gpio77i_pins: gpio77i-pins {
+			pins = "GPIO77/FANIN13";
+			bias-disable;
+			input-enable;
+		};
+		gpio78i_pins: gpio78i-pins {
+			pins = "GPIO78/FANIN14";
+			bias-disable;
+			input-enable;
+		};
+		gpio79ol_pins: gpio79ol-pins {
+			pins = "GPIO79/FANIN15";
+			bias-disable;
+			output-low;
+		};
+		gpio80oh_pins: gpio80oh-pins {
+			pins = "GPIO80/PWM0";
+			bias-disable;
+			output-high;
+		};
+		gpio81i_pins: gpio81i-pins {
+			pins = "GPIO81/PWM1";
+			bias-disable;
+			input-enable;
+		};
+		gpio82i_pins: gpio82i-pins {
+			pins = "GPIO82/PWM2";
+			bias-disable;
+			input-enable;
+		};
+		gpio83i_pins: gpio83i-pins {
+			pins = "GPIO83/PWM3";
+			bias-disable;
+			input-enable;
+		};
+		gpio144i_pins: gpio144i-pins {
+			pins = "GPIO144/PWM4";
+			bias-disable;
+			input-enable;
+		};
+		gpio145i_pins: gpio145i-pins {
+			pins = "GPIO145/PWM5";
+			bias-disable;
+			input-enable;
+		};
+		gpio146i_pins: gpio146i-pins {
+			pins = "GPIO146/PWM6";
+			bias-disable;
+			input-enable;
+		};
+		gpio147oh_pins: gpio147oh-pins {
+			pins = "GPIO147/PWM7";
+			bias-disable;
+			output-high;
+		};
+		gpio168ol_pins: gpio168ol-pins {
+			pins = "GPIO168/nCLKRUN/nESPIALERT";
+			bias-disable;
+			output-low;
+		};
+		gpio169oh_pins: gpio169oh-pins {
+			pins = "GPIO169/nSCIPME";
+			bias-disable;
+			output-high;
+		};
+		gpio170ol_pins: gpio170ol-pins {
+			pins = "GPIO170/nSMI";
+			bias-disable;
+			output-low;
+		};
+		gpio218oh_pins: gpio218oh-pins {
+			pins = "GPIO218/nWDO1";
+			bias-disable;
+			output-high;
+		};
+		gpio37i_pins: gpio37i-pins {
+			pins = "GPIO37/SMB3CSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio38i_pins: gpio38i-pins {
+			pins = "GPIO38/SMB3CSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio39i_pins: gpio39i-pins {
+			pins = "GPIO39/SMB3BSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio40i_pins: gpio40i-pins {
+			pins = "GPIO40/SMB3BSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio121i_pins: gpio121i-pins {
+			pins = "GPIO121/SMB2CSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio122i_pins: gpio122i-pins {
+			pins = "GPIO122/SMB2BSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio123i_pins: gpio123i-pins {
+			pins = "GPIO123/SMB2BSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio124i_pins: gpio124i-pins {
+			pins = "GPIO124/SMB1CSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio125i_pins: gpio125i-pins {
+			pins = "GPIO125/SMB1CSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio126i_pins: gpio126i-pins {
+			pins = "GPIO126/SMB1BSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio127i_pins: gpio127i-pins {
+			pins = "GPIO127/SMB1BSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio136i_pins: gpio136i-pins {
+			pins = "GPIO136/SD1DT0";
+			bias-disable;
+			input-enable;
+		};
+		gpio137oh_pins: gpio137oh-pins {
+			pins = "GPIO137/SD1DT1";
+			bias-disable;
+			output-high;
+		};
+		gpio138i_pins: gpio138i-pins {
+			pins = "GPIO138/SD1DT2";
+			bias-disable;
+			input-enable;
+		};
+		gpio139i_pins: gpio139i-pins {
+			pins = "GPIO139/SD1DT3";
+			bias-disable;
+			input-enable;
+		};
+		gpio140i_pins: gpio140i-pins {
+			pins = "GPIO140/SD1CLK";
+			bias-disable;
+			input-enable;
+		};
+		gpio141i_pins: gpio141i-pins {
+			pins = "GPIO141/SD1WP";
+			bias-disable;
+			input-enable;
+		};
+		gpio190oh_pins: gpio190oh-pins {
+			pins = "GPIO190/nPRD_SMI";
+			bias-disable;
+			output-high;
+		};
+		gpio191oh_pins: gpio191oh-pins {
+			pins = "GPIO191";
+			bias-disable;
+			output-high;
+		};
+		gpio195ol_pins: gpio195ol-pins {
+			pins = "GPIO195/SMB0BSDA";
+			bias-disable;
+			output-low;
+		};
+		gpio196ol_pins: gpio196ol-pins {
+			pins = "GPIO196/SMB0CSCL";
+			bias-disable;
+			output-low;
+		};
+		gpio199i_pins: gpio199i-pins {
+			pins = "GPIO199/SMB0DSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio202ol_pins: gpio202ol-pins {
+			pins = "GPIO202/SMB0CSDA";
+			bias-disable;
+			output-low;
+		};
+	};
+};
+
+&gmac0 {
+	phy-mode = "rgmii-id";
+	snps,eee-force-disable;
+	status = "okay";
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&fiu0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi0cs1_pins>;
+	status = "okay";
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0>;
+		spi-max-frequency = <5000000>;
+		spi-rx-bus-width = <2>;
+		label = "bmc";
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			u-boot@0 {
+				label = "u-boot";
+				reg = <0x0000000 0xC0000>;
+				read-only;
+			};
+			u-boot-env@100000 {
+				label = "u-boot-env";
+				reg = <0x00100000 0x40000>;
+			};
+			kernel@200000 {
+				label = "kernel";
+				reg = <0x0200000 0x600000>;
+			};
+			rofs@800000 {
+				label = "rofs";
+				reg = <0x800000 0x3500000>;
+			};
+			rwfs@3d00000 {
+				label = "rwfs";
+				reg = <0x3d00000 0x300000>;
+			};
+		};
+	};
+	flash@1 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <1>;
+		spi-max-frequency = <5000000>;
+		spi-rx-bus-width = <2>;
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			spare1@0 {
+				label = "spi0-cs1-spare1";
+				reg = <0x0 0x800000>;
+			};
+			spare2@800000 {
+				label = "spi0-cs1-spare2";
+				reg = <0x800000 0x0>;
+			};
+		};
+	};
+};
+
+&fiu3 {
+	pinctrl-0 = <&spi3_pins>;
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0>;
+		spi-max-frequency = <5000000>;
+		spi-rx-bus-width = <2>;
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			system1@0 {
+				label = "bios";
+				reg = <0x0 0x0>;
+			};
+			system2@800000 {
+				label = "spi3-system2";
+				reg = <0x800000 0x0>;
+			};
+		};
+	};
+};
+
+&watchdog1 {
+	status = "okay";
+};
+
+&rng {
+	status = "okay";
+};
+
+&serial0 {
+	status = "okay";
+};
+
+&serial1 {
+	status = "okay";
+};
+
+&serial2 {
+	status = "okay";
+};
+
+&serial3 {
+	status = "okay";
+};
+
+&adc {
+	#io-channel-cells = <1>;
+	status = "okay";
+};
+
+&i2c1 {
+	status = "okay";
+	i2c-mux@75 {
+		compatible = "nxp,pca9548";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x75>;
+		i2c-mux-idle-disconnect;
+
+		i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+
+			// Rear-Fan
+			max31790@58 {
+				compatible = "maxim,max31790";
+				reg = <0x58>;
+			};
+		};
+
+		i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+
+			// Mid-Fan
+			max31790@58 {
+				compatible = "maxim,max31790";
+				reg = <0x58>;
+			};
+		};
+
+		i2c-bus@4 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <4>;
+
+			// INLET1_T
+			lm75@5c {
+				compatible = "ti,lm75";
+				reg = <0x5c>;
+			};
+		};
+
+		i2c-bus@5 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <5>;
+
+			// OUTLET1_T
+			lm75@5c {
+				compatible = "ti,lm75";
+				reg = <0x5c>;
+			};
+		};
+
+		i2c-bus@6 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <6>;
+
+			// OUTLET2_T
+			lm75@5c {
+				compatible = "ti,lm75";
+				reg = <0x5c>;
+			};
+		};
+
+		i2c-bus@7 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <7>;
+
+			// OUTLET3_T
+			lm75@5c {
+				compatible = "ti,lm75";
+				reg = <0x5c>;
+			};
+		};
+	};
+	i2c-mux@77 {
+		compatible = "nxp,pca9548";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x77>;
+		i2c-mux-idle-disconnect;
+
+		i2c-bus@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+
+			// STB-T
+			pmbus@74 {
+				compatible = "pmbus";
+				reg = <0x74>;
+			};
+		};
+	};
+};
+
+&i2c2 {
+	status = "okay";
+	smpro@4f {
+		compatible = "ampere,smpro";
+		reg = <0x4f>;
+	};
+
+	smpro@4e {
+		compatible = "ampere,smpro";
+		reg = <0x4e>;
+	};
+};
+
+&i2c3 {
+	status = "okay";
+};
+
+&i2c4 {
+	status = "okay";
+	i2c-mux@77 {
+		compatible = "nxp,pca9548";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x77>;
+		i2c-mux-idle-disconnect;
+
+		i2c-bus@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+
+			// ADC sensors
+			adm1266@40 {
+				compatible = "adi,adm1266";
+				reg = <0x40>;
+			};
+		};
+
+		i2c-bus@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+
+			// ADC sensors
+			adm1266@41 {
+				compatible = "adi,adm1266";
+				reg = <0x41>;
+			};
+		};
+	};
+};
+
+&i2c5 {
+	status = "okay";
+};
+
+&i2c6 {
+	status = "okay";
+};
+
+&i2c7 {
+	status = "okay";
+};
+
+&i2c8 {
+	status = "okay";
+};
+
+&i2c9 {
+	status = "okay";
+};
+
+&i2c10 {
+	status = "okay";
+};
+
+&i2c11 {
+	status = "okay";
+};
+
+&i2c12 {
+	status = "okay";
+	ssif-bmc@10 {
+		compatible = "ssif-bmc";
+		reg = <0x10>;
+	};
+};
+
+&i2c13 {
+	status = "okay";
+	i2c-mux@77 {
+		compatible = "nxp,pca9548";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x77>;
+		i2c-mux-idle-disconnect;
+
+		i2c-bus@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+
+			// M2_ZONE_T
+			lm75@28 {
+				compatible = "ti,lm75";
+				reg = <0x28>;
+			};
+		};
+
+		i2c-bus@4 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <4>;
+
+			// BATT_ZONE_T
+			lm75@29 {
+				compatible = "ti,lm75";
+				reg = <0x29>;
+			};
+		};
+
+		i2c-bus@5 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <5>;
+
+			// NBM1_ZONE_T
+			lm75@28 {
+				compatible = "ti,lm75";
+				reg = <0x28>;
+			};
+		};
+		i2c-bus@6 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <6>;
+
+			// NBM2_ZONE_T
+			lm75@29 {
+				compatible = "ti,lm75";
+				reg = <0x29>;
+			};
+		};
+	};
+};
+
+&i2c14 {
+	status = "okay";
+};
+
+&i2c15 {
+	status = "okay";
+};
+
+&spi0 {
+	cs-gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
+	status = "okay";
+};
+
+&pinctrl {
+	pinctrl-names = "default";
+	pinctrl-0 = <
+			&gpio61oh_pins
+			&gpio62oh_pins
+			&gpio161ol_pins
+			&gpio163i_pins
+			&gpio167ol_pins
+			&gpio95i_pins
+			&gpio65ol_pins
+			&gpio66oh_pins
+			&gpio67oh_pins
+			&gpio68ol_pins
+			&gpio69i_pins
+			&gpio70ol_pins
+			&gpio71i_pins
+			&gpio72i_pins
+			&gpio73i_pins
+			&gpio74i_pins
+			&gpio75i_pins
+			&gpio76i_pins
+			&gpio77i_pins
+			&gpio78i_pins
+			&gpio79ol_pins
+			&gpio80oh_pins
+			&gpio81i_pins
+			&gpio82i_pins
+			&gpio83i_pins
+			&gpio144i_pins
+			&gpio145i_pins
+			&gpio146i_pins
+			&gpio147oh_pins
+			&gpio168ol_pins
+			&gpio169oh_pins
+			&gpio170ol_pins
+			&gpio218oh_pins
+			&gpio37i_pins
+			&gpio38i_pins
+			&gpio39i_pins
+			&gpio40i_pins
+			&gpio121i_pins
+			&gpio122i_pins
+			&gpio123i_pins
+			&gpio124i_pins
+			&gpio125i_pins
+			&gpio126i_pins
+			&gpio127i_pins
+			&gpio136i_pins
+			&gpio137oh_pins
+			&gpio138i_pins
+			&gpio139i_pins
+			&gpio140i_pins
+			&gpio141i_pins
+			&gpio190oh_pins
+			&gpio191oh_pins
+			&gpio195ol_pins
+			&gpio196ol_pins
+			&gpio199i_pins
+			&gpio202ol_pins
+			>;
+};
+
+&gcr {
+	serial_port_mux: mux-controller {
+		compatible = "mmio-mux";
+		#mux-control-cells = <1>;
+
+		mux-reg-masks = <0x38 0x07>;
+		idle-states = <2>;
+	};
+};
diff --git a/src/arm/nuvoton/nuvoton-npcm730.dtsi b/src/arm/nuvoton/nuvoton-npcm730.dtsi
new file mode 100644
index 0000000..86ec12e
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-npcm730.dtsi
@@ -0,0 +1,44 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2020 Nuvoton Technology
+
+#include "nuvoton-common-npcm7xx.dtsi"
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	interrupt-parent = <&gic>;
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		enable-method = "nuvoton,npcm750-smp";
+
+		cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a9";
+			clocks = <&clk NPCM7XX_CLK_CPU>;
+			clock-names = "clk_cpu";
+			reg = <0>;
+			next-level-cache = <&l2>;
+		};
+
+		cpu@1 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a9";
+			clocks = <&clk NPCM7XX_CLK_CPU>;
+			clock-names = "clk_cpu";
+			reg = <1>;
+			next-level-cache = <&l2>;
+		};
+	};
+
+	soc {
+		timer@3fe600 {
+			compatible = "arm,cortex-a9-twd-timer";
+			reg = <0x3fe600 0x20>;
+			interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
+						  IRQ_TYPE_LEVEL_HIGH)>;
+			clocks = <&clk NPCM7XX_CLK_AHB>;
+		};
+	};
+};
diff --git a/src/arm/nuvoton/nuvoton-npcm750-evb.dts b/src/arm/nuvoton/nuvoton-npcm750-evb.dts
new file mode 100644
index 0000000..f53d45f
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-npcm750-evb.dts
@@ -0,0 +1,404 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2018 Nuvoton Technology tomer.maimon@nuvoton.com
+// Copyright 2018 Google, Inc.
+
+/dts-v1/;
+#include "nuvoton-npcm750.dtsi"
+#include "dt-bindings/gpio/gpio.h"
+#include "nuvoton-npcm750-pincfg-evb.dtsi"
+
+/ {
+	model = "Nuvoton npcm750 Development Board (Device Tree)";
+	compatible = "nuvoton,npcm750-evb", "nuvoton,npcm750";
+
+	aliases {
+		ethernet2 = &gmac0;
+		ethernet3 = &gmac1;
+		serial0 = &serial0;
+		serial1 = &serial1;
+		serial2 = &serial2;
+		serial3 = &serial3;
+		i2c0 = &i2c0;
+		i2c1 = &i2c1;
+		i2c2 = &i2c2;
+		i2c3 = &i2c3;
+		i2c4 = &i2c4;
+		i2c5 = &i2c5;
+		i2c6 = &i2c6;
+		i2c7 = &i2c7;
+		i2c8 = &i2c8;
+		i2c9 = &i2c9;
+		i2c10 = &i2c10;
+		i2c11 = &i2c11;
+		i2c12 = &i2c12;
+		i2c13 = &i2c13;
+		i2c14 = &i2c14;
+		i2c15 = &i2c15;
+		spi0 = &spi0;
+		spi1 = &spi1;
+		fiu0 = &fiu0;
+		fiu1 = &fiu3;
+		fiu2 = &fiux;
+	};
+
+	chosen {
+		stdout-path = &serial3;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x0 0x20000000>;
+	};
+};
+
+&gmac0 {
+	phy-mode = "rgmii-id";
+	status = "okay";
+};
+
+&gmac1 {
+	phy-mode = "rgmii-id";
+	status = "okay";
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&fiu0 {
+	status = "okay";
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		spi-rx-bus-width = <2>;
+		reg = <0>;
+		spi-max-frequency = <5000000>;
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			bbuboot1@0 {
+				label = "bb-uboot-1";
+				reg = <0x0000000 0x80000>;
+				read-only;
+				};
+			bbuboot2@80000 {
+				label = "bb-uboot-2";
+				reg = <0x0080000 0x80000>;
+				read-only;
+				};
+			envparam@100000 {
+				label = "env-param";
+				reg = <0x0100000 0x40000>;
+				read-only;
+				};
+			spare@140000 {
+				label = "spare";
+				reg = <0x0140000 0xC0000>;
+				};
+			kernel@200000 {
+				label = "kernel";
+				reg = <0x0200000 0x400000>;
+				};
+			rootfs@600000 {
+				label = "rootfs";
+				reg = <0x0600000 0x700000>;
+				};
+			spare1@d00000 {
+				label = "spare1";
+				reg = <0x0D00000 0x200000>;
+				};
+			spare2@f00000 {
+				label = "spare2";
+				reg = <0x0F00000 0x200000>;
+				};
+			spare3@1100000 {
+				label = "spare3";
+				reg = <0x1100000 0x200000>;
+				};
+			spare4@1300000 {
+				label = "spare4";
+				reg = <0x1300000 0x0>;
+			};
+		};
+	};
+};
+
+&fiu3 {
+	pinctrl-0 = <&spi3_pins>, <&spi3quad_pins>;
+	status = "okay";
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		spi-rx-bus-width = <2>;
+		reg = <0>;
+		spi-max-frequency = <5000000>;
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			system1@0 {
+				label = "spi3-system1";
+				reg = <0x0 0x0>;
+			};
+		};
+	};
+};
+
+&fiux {
+	spix-mode;
+};
+
+&watchdog1 {
+	status = "okay";
+};
+
+&rng {
+	status = "okay";
+};
+
+&serial0 {
+	status = "okay";
+};
+
+&serial1 {
+	status = "okay";
+};
+
+&serial2 {
+	status = "okay";
+};
+
+&serial3 {
+	status = "okay";
+};
+
+&adc {
+	status = "okay";
+};
+
+&lpc_kcs {
+	kcs1: kcs1@0 {
+		status = "okay";
+	};
+
+	kcs2: kcs2@0 {
+		status = "okay";
+	};
+
+	kcs3: kcs3@0 {
+		status = "okay";
+	};
+};
+
+/* lm75 on SVB */
+&i2c0 {
+	clock-frequency = <100000>;
+	status = "okay";
+	lm75@48 {
+		compatible = "lm75";
+		reg = <0x48>;
+		status = "okay";
+	};
+};
+
+/* lm75 on EB */
+&i2c1 {
+	clock-frequency = <100000>;
+	status = "okay";
+	lm75@48 {
+		compatible = "lm75";
+		reg = <0x48>;
+		status = "okay";
+	};
+};
+
+/* tmp100 on EB */
+&i2c2 {
+	clock-frequency = <100000>;
+	status = "okay";
+	tmp100@48 {
+		compatible = "tmp100";
+		reg = <0x48>;
+		status = "okay";
+	};
+};
+
+&i2c3 {
+	clock-frequency = <100000>;
+	status = "okay";
+};
+
+&i2c5 {
+	clock-frequency = <100000>;
+	status = "okay";
+};
+
+/* tmp100 on SVB */
+&i2c6 {
+	clock-frequency = <100000>;
+	status = "okay";
+	tmp100@48 {
+		compatible = "tmp100";
+		reg = <0x48>;
+		status = "okay";
+	};
+};
+
+&i2c7 {
+	clock-frequency = <100000>;
+	status = "okay";
+};
+
+&i2c8 {
+	clock-frequency = <100000>;
+	status = "okay";
+};
+
+&i2c9 {
+	clock-frequency = <100000>;
+	status = "okay";
+};
+
+&i2c10 {
+	clock-frequency = <100000>;
+	status = "okay";
+};
+
+&i2c11 {
+	clock-frequency = <100000>;
+	status = "okay";
+};
+
+&i2c14 {
+	clock-frequency = <100000>;
+	status = "okay";
+};
+
+&pwm_fan {
+	status = "okay";
+	fan@0 {
+		reg = <0x00>;
+		fan-tach-ch = /bits/ 8 <0x00 0x01>;
+		cooling-levels = <127 255>;
+	};
+	fan@1 {
+		reg = <0x01>;
+		fan-tach-ch = /bits/ 8 <0x02 0x03>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@2 {
+		reg = <0x02>;
+		fan-tach-ch = /bits/ 8 <0x04 0x05>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@3 {
+		reg = <0x03>;
+		fan-tach-ch = /bits/ 8 <0x06 0x07>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@4 {
+		reg = <0x04>;
+		fan-tach-ch = /bits/ 8 <0x08 0x09>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@5 {
+		reg = <0x05>;
+		fan-tach-ch = /bits/ 8 <0x0A 0x0B>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@6 {
+		reg = <0x06>;
+		fan-tach-ch = /bits/ 8 <0x0C 0x0D>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@7 {
+		reg = <0x07>;
+		fan-tach-ch = /bits/ 8 <0x0E 0x0F>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+};
+
+&spi0 {
+	cs-gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
+	status = "okay";
+	flash@0 {
+		compatible = "winbond,w25q128",
+		"jedec,spi-nor";
+		reg = <0x0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		spi-max-frequency = <5000000>;
+		partition@0 {
+			label = "spi0_spare1";
+			reg = <0x0000000 0x800000>;
+		};
+		partition@1 {
+			label = "spi0_spare2";
+			reg = <0x800000 0x0>;
+		};
+	};
+};
+
+&spi1 {
+	cs-gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
+	status = "okay";
+	flash@0 {
+		compatible = "winbond,w25q128fw",
+		"jedec,spi-nor";
+		reg = <0x0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		spi-max-frequency = <5000000>;
+		partition@0 {
+			label = "spi1_spare1";
+			reg = <0x0000000 0x800000>;
+		};
+		partition@1 {
+			label = "spi1_spare2";
+			reg = <0x800000 0x0>;
+		};
+	};
+};
+
+&pinctrl {
+	pinctrl-names = "default";
+	pinctrl-0 = <	&iox1_pins
+			&pin8_input
+			&pin9_output_high
+			&pin10_input
+			&pin11_output_high
+			&pin16_input
+			&pin24_output_high
+			&pin25_output_low
+			&pin32_output_high
+			&jtag2_pins
+			&pin61_output_high
+			&pin62_output_high
+			&pin63_output_high
+			&lpc_pins
+			&pin160_input
+			&pin162_input
+			&pin168_input
+			&pin169_input
+			&pin170_input
+			&pin187_output_high
+			&pin190_input
+			&pin191_output_high
+			&pin192_output_high
+			&pin197_output_low
+			&ddc_pins
+			&pin218_input
+			&pin219_output_low
+			&pin220_output_low
+			&pin221_output_high
+			&pin222_input
+			&pin223_output_low
+			&spix_pins
+			&pin228_output_low
+			&pin231_output_high
+			&pin255_input>;
+};
+
diff --git a/src/arm/nuvoton/nuvoton-npcm750-pincfg-evb.dtsi b/src/arm/nuvoton/nuvoton-npcm750-pincfg-evb.dtsi
new file mode 100644
index 0000000..3b38062
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-npcm750-pincfg-evb.dtsi
@@ -0,0 +1,157 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2018 Nuvoton Technology
+
+/ {
+	pinctrl: pinctrl@f0800000 {
+		pin8_input: pin8-input {
+			pins = "GPIO8/LKGPO1";
+			bias-disable;
+			input-enable;
+		};
+		pin9_output_high: pin9-output-high {
+			pins = "GPIO9/LKGPO2";
+			bias-disable;
+			output-high;
+		};
+		pin10_input: pin10-input {
+			pins = "GPIO10/IOXHLD";
+			bias-disable;
+			input-enable;
+		};
+		pin11_output_high: pin11-output-high {
+			pins = "GPIO11/IOXHCK";
+			bias-disable;
+			output-high;
+		};
+		pin16_input: pin16-input {
+			pins = "GPIO16/LKGPO0";
+			bias-disable;
+			input-enable;
+		};
+		pin24_output_high: pin24-output-high {
+			pins = "GPIO24/IOXHDO";
+			bias-disable;
+			output-high;
+		};
+		pin25_output_low: pin25-output-low {
+			pins = "GPIO25/IOXHDI";
+			bias-disable;
+			output-low;
+		};
+		pin32_output_high: pin32-output-high {
+			pins = "GPIO32/nSPI0CS1";
+			bias-disable;
+			output-high;
+		};
+		pin61_output_high: pin61-output-high {
+			pins = "GPO61/nDTR1_BOUT1/STRAP6";
+			bias-disable;
+			output-high;
+		};
+		pin62_output_high: pin62-output-high {
+			pins = "GPO62/nRTST1/STRAP5";
+			bias-disable;
+			output-high;
+		};
+		pin63_output_high: pin63-output-high {
+			pins = "GPO63/TXD1/STRAP4";
+			bias-disable;
+			output-high;
+		};
+		pin160_input: pin160-input {
+			pins = "GPIO160/CLKOUT/RNGOSCOUT";
+			bias-disable;
+			input-enable;
+		};
+		pin162_input: pin162-input {
+			pins = "GPIO162/SERIRQ";
+			bias-disable;
+			input-enable;
+		};
+		pin168_input: pin168-input {
+			pins = "GPIO168/nCLKRUN/nESPIALERT";
+			bias-disable;
+			input-enable;
+		};
+		pin169_input: pin169-input {
+			pins = "GPIO169/nSCIPME";
+			bias-disable;
+			input-enable;
+		};
+		pin170_input: pin170-input {
+			pins = "GPIO170/nSMI";
+			bias-disable;
+			input-enable;
+		};
+		pin187_output_high: pin187-output-high {
+			pins = "GPIO187/nSPI3CS1";
+			bias-disable;
+			output-high;
+		};
+		pin190_input: pin190-input {
+			pins = "GPIO190/nPRD_SMI";
+			bias-disable;
+			input-enable;
+		};
+		pin191_output_high: pin191-output-high {
+			pins = "GPIO191";
+			bias-disable;
+			output-high;
+		};
+		pin192_output_high: pin192-output-high {
+			pins = "GPIO192";
+			bias-disable;
+			output-high;
+		};
+		pin197_output_low: pin197-output-low {
+			pins = "GPIO197/SMB0DEN";
+			bias-disable;
+			output-low;
+		};
+		pin218_input: pin218-input {
+			pins = "GPIO218/nWDO1";
+			bias-disable;
+			input-enable;
+		};
+		pin219_output_low: pin219-output-low {
+			pins = "GPIO219/nWDO2";
+			bias-disable;
+			output-low;
+		};
+		pin220_output_low: pin220-output-low {
+			pins = "GPIO220/SMB12SCL";
+			bias-disable;
+			output-low;
+		};
+		pin221_output_high: pin221-output-high {
+			pins = "GPIO221/SMB12SDA";
+			bias-disable;
+			output-high;
+		};
+		pin222_input: pin222-input {
+			pins = "GPIO222/SMB13SCL";
+			bias-disable;
+			input-enable;
+		};
+		pin223_output_low: pin223-output-low {
+			pins = "GPIO223/SMB13SDA";
+			bias-disable;
+			output-low;
+		};
+		pin228_output_low: pin228-output-low {
+			pins = "GPIO228/nSPIXCS1";
+			bias-disable;
+			output-low;
+		};
+		pin231_output_high: pin231-output-high {
+			pins = "GPIO230/SPIXD3";
+			bias-disable;
+			output-high;
+		};
+		pin255_input: pin255-input {
+			pins = "GPI255/DACOSEL";
+			bias-disable;
+			input-enable;
+		};
+	};
+};
diff --git a/src/arm/nuvoton/nuvoton-npcm750-runbmc-olympus-pincfg.dtsi b/src/arm/nuvoton/nuvoton-npcm750-runbmc-olympus-pincfg.dtsi
new file mode 100644
index 0000000..230cb34
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-npcm750-runbmc-olympus-pincfg.dtsi
@@ -0,0 +1,517 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2019 Quanta Computer Inc. Samuel.Jiang@quantatw.com
+
+/ {
+	pinctrl: pinctrl@f0800000 {
+		gpio0ol_pins: gpio0ol-pins {
+			pins = "GPIO0/IOX1DI";
+			bias-disable;
+			output-low;
+		};
+		gpio1ol_pins: gpio1ol-pins {
+			pins = "GPIO1/IOX1LD";
+			bias-disable;
+			output-low;
+		};
+		gpio2ol_pins: gpio2ol-pins {
+			pins = "GPIO2/IOX1CK";
+			bias-disable;
+			output-low;
+		};
+		gpio3ol_pins: gpio3ol-pins {
+			pins = "GPIO3/IOX1D0";
+			bias-disable;
+			output-low;
+		};
+		gpio5_pins: gpio5-pins {
+			pins = "GPIO5/IOX2LD/SMB1DSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio6_pins: gpio6-pins {
+			pins = "GPIO6/IOX2CK/SMB2DSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio7_pins: gpio7-pins {
+			pins = "GPIO7/IOX2D0/SMB2DSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio8o_pins: gpio8o-pins {
+			pins = "GPIO8/LKGPO1";
+			bias-disable;
+			output-high;
+		};
+		gpio9ol_pins: gpio9ol-pins {
+			pins = "GPIO9/LKGPO2";
+			bias-disable;
+			output-low;
+		};
+		gpio10_pins: gpio10-pins {
+			pins = "GPIO10/IOXHLD";
+			bias-disable;
+			input-enable;
+		};
+		gpio11_pins: gpio11-pins {
+			pins = "GPIO11/IOXHCK";
+			bias-disable;
+			input-enable;
+		};
+		gpio12ol_pins: gpio12ol-pins {
+			pins = "GPIO12/GSPICK/SMB5BSCL";
+			bias-disable;
+			output-low;
+		};
+		gpio13ol_pins: gpio13ol-pins {
+			pins = "GPIO13/GSPIDO/SMB5BSDA";
+			bias-disable;
+			output-low;
+		};
+		gpio14ol_pins: gpio14ol-pins {
+			pins = "GPIO14/GSPIDI/SMB5CSCL";
+			bias-disable;
+			output-low;
+		};
+		gpio15ol_pins: gpio15ol-pins {
+			pins = "GPIO15/GSPICS/SMB5CSDA";
+			bias-disable;
+			output-low;
+		};
+		gpio20_pins: gpio20-pins {
+			pins = "GPIO20/SMB4CSDA/SMB15SDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio21_pins: gpio21-pins {
+			pins = "GPIO21/SMB4CSCL/SMB15SCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio22o_pins: gpio22o-pins {
+			pins = "GPIO22/SMB4DSDA/SMB14SDA";
+			bias-disable;
+			output-high;
+		};
+		gpio23_pins: gpio23-pins {
+			pins = "GPIO23/SMB4DSCL/SMB14SCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio24_pins: gpio24-pins {
+			pins = "GPIO24/IOXHDO";
+			bias-disable;
+			input-enable;
+		};
+		gpio25_pins: gpio25-pins {
+			pins = "GPIO25/IOXHDI";
+			bias-disable;
+			input-enable;
+		};
+		gpio30_pins: gpio30-pins {
+			pins = "GPIO30/SMB3SDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio31_pins: gpio31-pins {
+			pins = "GPIO31/SMB3SCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio37o_pins: gpio37o-pins {
+			pins = "GPIO37/SMB3CSDA";
+			bias-disable;
+			output-high;
+		};
+		gpio38_pins: gpio38-pins {
+			pins = "GPIO38/SMB3CSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio39_pins: gpio39-pins {
+			pins = "GPIO39/SMB3BSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio40o_pins: gpio40o-pins {
+			pins = "GPIO40/SMB3BSCL";
+			bias-disable;
+			output-high;
+		};
+		gpio59_pins: gpio59-pins {
+			pins = "GPIO59/SMB3DSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio76_pins: gpio76-pins {
+			pins = "GPIO76/FANIN12";
+			bias-disable;
+			input-enable;
+		};
+		gpio77_pins: gpio77-pins {
+			pins = "GPIO77/FANIN13";
+			bias-disable;
+			input-enable;
+		};
+		gpio78o_pins: gpio78o-pins {
+			pins = "GPIO78/FANIN14";
+			bias-disable;
+			output-high;
+		};
+		gpio79_pins: gpio79-pins {
+			pins = "GPIO79/FANIN15";
+			bias-disable;
+			input-enable;
+		};
+		gpio82_pins: gpio82-pins {
+			pins = "GPIO82/PWM2";
+			bias-disable;
+			input-enable;
+		};
+		gpio83_pins: gpio83-pins {
+			pins = "GPIO83/PWM3";
+			bias-disable;
+			input-enable;
+		};
+		gpio84_pins: gpio84-pins {
+			pins = "GPIO84/R2TXD0";
+			bias-disable;
+			input-enable;
+		};
+		gpio85o_pins: gpio85o-pins {
+			pins = "GPIO85/R2TXD1";
+			bias-disable;
+			output-high;
+		};
+		gpio86ol_pins: gpio86ol-pins {
+			pins = "GPIO86/R2TXEN";
+			bias-disable;
+			output-low;
+		};
+		gpio87_pins: gpio87-pins {
+			pins = "GPIO87/R2RXD0";
+			bias-disable;
+			input-enable;
+		};
+		gpio88_pins: gpio88-pins {
+			pins = "GPIO88/R2RXD1";
+			bias-disable;
+			input-enable;
+		};
+		gpio89_pins: gpio89-pins {
+			pins = "GPIO89/R2CRSDV";
+			bias-disable;
+			input-enable;
+		};
+		gpio90_pins: gpio90-pins {
+			pins = "GPIO90/R2RXERR";
+			bias-disable;
+			input-enable;
+		};
+		gpio93_pins: gpio93-pins {
+			pins = "GPIO93/GA20/SMB5DSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio94ol_pins: gpio94ol-pins {
+			pins = "GPIO94/nKBRST/SMB5DSDA";
+			bias-disable;
+			output-low;
+		};
+		gpio108ol_pins: gpio108ol-pins {
+			pins = "GPIO108/RG1MDC";
+			bias-disable;
+			output-low;
+		};
+		gpio109ol_pins: gpio109ol-pins {
+			pins = "GPIO109/RG1MDIO";
+			bias-disable;
+			output-low;
+		};
+		gpio110ol_pins: gpio110ol-pins {
+			pins = "GPIO110/RG2TXD0/DDRV0";
+			bias-disable;
+			output-low;
+		};
+		gpio111ol_pins: gpio111ol-pins {
+			pins = "GPIO111/RG2TXD1/DDRV1";
+			bias-disable;
+			output-low;
+		};
+		gpio112ol_pins: gpio112ol-pins {
+			pins = "GPIO112/RG2TXD2/DDRV2";
+			bias-disable;
+			output-low;
+		};
+		gpio113ol_pins: gpio113ol-pins {
+			pins = "GPIO113/RG2TXD3/DDRV3";
+			bias-disable;
+			output-low;
+		};
+		gpio114o_pins: gpio114o-pins {
+			pins = "GPIO114/SMB0SCL";
+			bias-disable;
+			output-high;
+		};
+		gpio115_pins: gpio115-pins {
+			pins = "GPIO115/SMB0SDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio120_pins: gpio120-pins {
+			pins = "GPIO120/SMB2CSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio121_pins: gpio121-pins {
+			pins = "GPIO121/SMB2CSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio122_pins: gpio122-pins {
+			pins = "GPIO122/SMB2BSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio123_pins: gpio123-pins {
+			pins = "GPIO123/SMB2BSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio124_pins: gpio124-pins {
+			pins = "GPIO124/SMB1CSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio125_pins: gpio125-pins {
+			pins = "GPIO125/SMB1CSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio126_pins: gpio126-pins {
+			pins = "GPIO126/SMB1BSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio127o_pins: gpio127o-pins {
+			pins = "GPIO127/SMB1BSCL";
+			bias-disable;
+			output-high;
+		};
+		gpio136_pins: gpio136-pins {
+			pins = "GPIO136/SD1DT0";
+			bias-disable;
+			input-enable;
+		};
+		gpio137_pins: gpio137-pins {
+			pins = "GPIO137/SD1DT1";
+			bias-disable;
+			input-enable;
+		};
+		gpio138_pins: gpio138-pins {
+			pins = "GPIO138/SD1DT2";
+			bias-disable;
+			input-enable;
+		};
+		gpio139_pins: gpio139-pins {
+			pins = "GPIO139/SD1DT3";
+			bias-disable;
+			input-enable;
+		};
+		gpio140_pins: gpio140-pins {
+			pins = "GPIO140/SD1CLK";
+			bias-disable;
+			input-enable;
+		};
+		gpio141_pins: gpio141-pins {
+			pins = "GPIO141/SD1WP";
+			bias-disable;
+			input-enable;
+		};
+		gpio142_pins: gpio142-pins {
+			pins = "GPIO142/SD1CMD";
+			bias-disable;
+			input-enable;
+		};
+		gpio143_pins: gpio143-pins {
+			pins = "GPIO143/SD1CD/SD1PWR";
+			bias-disable;
+			input-enable;
+		};
+		gpio144_pins: gpio144-pins {
+			pins = "GPIO144/PWM4";
+			bias-disable;
+			input-enable;
+		};
+		gpio145_pins: gpio145-pins {
+			pins = "GPIO145/PWM5";
+			bias-disable;
+			input-enable;
+		};
+		gpio146_pins: gpio146-pins {
+			pins = "GPIO146/PWM6";
+			bias-disable;
+			input-enable;
+		};
+		gpio147_pins: gpio147-pins {
+			pins = "GPIO147/PWM7";
+			bias-disable;
+			input-enable;
+		};
+		gpio153o_pins: gpio153o-pins {
+			pins = "GPIO153/MMCWP";
+			bias-disable;
+			output-high;
+		};
+		gpio155_pins: gpio155-pins {
+			pins = "GPIO155/nMMCCD/nMMCRST";
+			bias-disable;
+			input-enable;
+		};
+		gpio160o_pins: gpio160o-pins {
+			pins = "GPIO160/CLKOUT/RNGOSCOUT";
+			bias-disable;
+			output-high;
+		};
+		gpio169o_pins: gpio169o-pins {
+			pins = "GPIO169/nSCIPME";
+			bias-disable;
+			output-high;
+		};
+		gpio188o_pins: gpio188o-pins {
+			pins = "GPIO188/SPI3D2/nSPI3CS2";
+			bias-disable;
+			output-high;
+		};
+		gpio189_pins: gpio189-pins {
+			pins = "GPIO189/SPI3D3/nSPI3CS3";
+			bias-disable;
+			input-enable;
+		};
+		gpio196_pins: gpio196-pins {
+			pins = "GPIO196/SMB0CSCL";
+			bias-disable;
+			input-enable;
+		};
+		gpio197_pins: gpio197-pins {
+			pins = "GPIO197/SMB0DEN";
+			bias-disable;
+			input-enable;
+		};
+		gpio198o_pins: gpio198o-pins {
+			pins = "GPIO198/SMB0DSDA";
+			bias-disable;
+			output-high;
+		};
+		gpio199o_pins: gpio199o-pins {
+			pins = "GPIO199/SMB0DSCL";
+			bias-disable;
+			output-high;
+		};
+		gpio200_pins: gpio200-pins {
+			pins = "GPIO200/R2CK";
+			input-enable;
+			bias-disable;
+		};
+		gpio202_pins: gpio202-pins {
+			pins = "GPIO202/SMB0CSDA";
+			bias-disable;
+			input-enable;
+		};
+		gpio203o_pins: gpio203o-pins {
+			pins = "GPIO203/FANIN16";
+			bias-disable;
+			output-high;
+		};
+		gpio208_pins: gpio208-pins {
+			pins = "GPIO208/RG2TXC/DVCK";
+			bias-disable;
+			input-enable;
+		};
+		gpio209ol_pins: gpio209ol-pins {
+			pins = "GPIO209/RG2TXCTL/DDRV4";
+			bias-disable;
+			output-low;
+		};
+		gpio210ol_pins: gpio210ol-pins {
+			pins = "GPIO210/RG2RXD0/DDRV5";
+			bias-disable;
+			output-low;
+		};
+		gpio211ol_pins: gpio211ol-pins {
+			pins = "GPIO211/RG2RXD1/DDRV6";
+			bias-disable;
+			output-low;
+		};
+		gpio212ol_pins: gpio212ol-pins {
+			pins = "GPIO212/RG2RXD2/DDRV7";
+			bias-disable;
+			output-low;
+		};
+		gpio213ol_pins: gpio213ol-pins {
+			pins = "GPIO213/RG2RXD3/DDRV8";
+			bias-disable;
+			output-low;
+		};
+		gpio214ol_pins: gpio214ol-pins {
+			pins = "GPIO214/RG2RXC/DDRV9";
+			bias-disable;
+			output-low;
+		};
+		gpio215ol_pins: gpio215ol-pins {
+			pins = "GPIO215/RG2RXCTL/DDRV10";
+			bias-disable;
+			output-low;
+		};
+		gpio216ol_pins: gpio216ol-pins {
+			pins = "GPIO216/RG2MDC/DDRV11";
+			bias-disable;
+			output-low;
+		};
+		gpio217ol_pins: gpio217ol-pins {
+			pins = "GPIO217/RG2MDIO/DVHSYNC";
+			bias-disable;
+			output-low;
+		};
+		gpio224_pins: gpio224-pins {
+			pins = "GPIO224/SPIXCK";
+			bias-disable;
+			input-enable;
+		};
+		gpio225ol_pins: gpio225ol-pins {
+			pins = "GPO225/SPIXD0/STRAP12";
+			bias-disable;
+			output-low;
+		};
+		gpio226ol_pins: gpio226ol-pins {
+			pins = "GPO226/SPIXD1/STRAP13";
+			bias-disable;
+			output-low;
+		};
+		gpio227ol_pins: gpio227ol-pins {
+			pins = "GPIO227/nSPIXCS0";
+			bias-disable;
+			output-low;
+		};
+		gpio228o_pins: gpio228ol-pins {
+			pins = "GPIO228/nSPIXCS1";
+			bias-disable;
+			output-high;
+		};
+		gpio229o_pins: gpio229o-pins {
+			pins = "GPO229/SPIXD2/STRAP3";
+			bias-disable;
+			output-high;
+		};
+		gpio230_pins: gpio230-pins {
+			pins = "GPIO230/SPIXD3";
+			bias-disable;
+			input-enable;
+		};
+		gpio231o_pins: gpio231o-pins {
+			pins = "GPIO231/nCLKREQ";
+			bias-disable;
+			output-high;
+		};
+	};
+};
diff --git a/src/arm/nuvoton/nuvoton-npcm750-runbmc-olympus.dts b/src/arm/nuvoton/nuvoton-npcm750-runbmc-olympus.dts
new file mode 100644
index 0000000..baa39d0
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-npcm750-runbmc-olympus.dts
@@ -0,0 +1,1052 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2019 Nuvoton Technology <kwliu@nuvoton.com>
+// Copyright (c) 2019 Quanta Computer Inc. <Samuel.Jiang@quantatw.com>
+
+/dts-v1/;
+#include "nuvoton-npcm750.dtsi"
+#include "nuvoton-npcm750-runbmc-olympus-pincfg.dtsi"
+
+#include <dt-bindings/i2c/i2c.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "Nuvoton npcm750 RunBMC Olympus";
+	compatible = "nuvoton,npcm750";
+
+	aliases {
+		ethernet1 = &gmac0;
+		serial0 = &serial0;
+		serial1 = &serial1;
+		serial2 = &serial2;
+		serial3 = &serial3;
+		i2c0 = &i2c0;
+		i2c1 = &i2c1;
+		i2c2 = &i2c2;
+		i2c3 = &i2c3;
+		i2c4 = &i2c4;
+		i2c5 = &i2c5;
+		i2c6 = &i2c6;
+		i2c7 = &i2c7;
+		i2c8 = &i2c8;
+		i2c9 = &i2c9;
+		i2c10 = &i2c10;
+		i2c11 = &i2c11;
+		i2c12 = &i2c12;
+		i2c13 = &i2c13;
+		spi0 = &spi0;
+		spi1 = &spi1;
+		fiu0 = &fiu0;
+		fiu1 = &fiu3;
+	};
+
+	chosen {
+		stdout-path = &serial3;
+	};
+
+	memory {
+		reg = <0 0x40000000>;
+	};
+
+	iio-hwmon {
+		compatible = "iio-hwmon";
+		io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
+			<&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		heartbeat {
+		label = "heartbeat";
+			gpios = <&gpio3 14 1>;
+		};
+
+		identify {
+			label = "identify";
+			gpios = <&gpio3 15 1>;
+		};
+	};
+
+	jtag {
+		compatible = "nuvoton,npcm750-jtag";
+		enable_pspi_jtag = <1>;
+		pspi-index = <2>;
+		tck {
+			label = "tck";
+			gpios = <&gpio0 19 0>; /* gpio19 */
+			regbase = <0xf0010000 0x1000>;
+		};
+
+		tdi {
+			label = "tdi";
+			gpios = <&gpio0 18 0>; /* gpio18 */
+			regbase = <0xf0010000 0x1000>;
+		};
+
+		tdo {
+			label = "tdo";
+			gpios = <&gpio0 17 0>; /* gpio17 */
+			regbase = <0xf0010000 0x1000>;
+		};
+		tms {
+			label = "tms";
+			gpios = <&gpio0 16 0>; /* gpio16 */
+			regbase = <0xf0010000 0x1000>;
+		};
+	};
+};
+
+&fiu0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi0cs1_pins>;
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0>;
+		spi-rx-bus-width = <2>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			bmc@0 {
+				label = "bmc";
+				reg = <0x000000 0x2000000>;
+			};
+			u-boot@0 {
+				label = "u-boot";
+				reg = <0x0000000 0x80000>;
+				read-only;
+			};
+			u-boot-env@100000 {
+				label = "u-boot-env";
+				reg = <0x00100000 0x40000>;
+			};
+			kernel@200000 {
+				label = "kernel";
+				reg = <0x0200000 0x600000>;
+			};
+			rofs@800000 {
+				label = "rofs";
+				reg = <0x800000 0x1500000>;
+			};
+			rwfs@1d00000 {
+				label = "rwfs";
+				reg = <0x1d00000 0x300000>;
+			};
+		};
+	};
+
+	flash@1 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <1>;
+		npcm,fiu-rx-bus-width = <2>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			spare1@0 {
+				label = "spi0-cs1-spare1";
+				reg = <0x0 0x800000>;
+			};
+			spare2@800000 {
+				label = "spi0-cs1-spare2";
+				reg = <0x800000 0x0>;
+			};
+		};
+	};
+};
+
+&fiu3 {
+	pinctrl-0 = <&spi3_pins>;
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0>;
+		spi-rx-bus-width = <2>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			system1@0 {
+				label = "spi3-system1";
+				reg = <0x0 0x800000>;
+			};
+			system2@800000 {
+				label = "spi3-system2";
+				reg = <0x800000 0x0>;
+			};
+		};
+	};
+};
+
+&gcr {
+	mux-controller {
+		compatible = "mmio-mux";
+		#mux-control-cells = <1>;
+
+		mux-reg-masks = <0x38 0x07>;
+		idle-states = <6>;
+	};
+};
+
+&gmac0 {
+	phy-mode = "rgmii-id";
+	snps,eee-force-disable;
+	status = "okay";
+};
+
+&i2c1 {
+	status = "okay";
+
+	i2c-mux@70 {
+		compatible = "nxp,pca9548";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x70>;
+		i2c-mux-idle-disconnect;
+
+		i2c_slot1a: i2c-bus@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+		};
+
+		i2c_slot1b: i2c-bus@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+		};
+
+		i2c_slot2a: i2c-bus@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+
+		i2c_slot2b: i2c-bus@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+
+		i2c_slot3: i2c-bus@4 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <4>;
+		};
+
+		i2c_slot4: i2c-bus@5 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <5>;
+		};
+
+		i2c_slot5: i2c-bus@6 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <6>;
+		};
+	};
+
+	i2c-mux@71 {
+		compatible = "nxp,pca9546";
+		reg = <0x71>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		i2c-mux-idle-disconnect;
+
+		i2c_m2_s1: i2c-bus@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+		};
+
+		i2c_m2_s2: i2c-bus@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+		};
+		i2c_m2_s3: i2c-bus@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+
+		i2c_m2_s4: i2c-bus@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+	};
+};
+
+&i2c2 {
+	status = "okay";
+
+	tmp421@4c {
+		compatible = "ti,tmp421";
+		reg = <0x4c>;
+	};
+
+	power-supply@58 {
+		compatible = "delta,dps800";
+		reg = <0x58>;
+	};
+};
+
+&i2c3 {
+	status = "okay";
+};
+
+&i2c4 {
+	status = "okay";
+
+	eeprom@54 {
+		compatible = "atmel,24c64";
+		reg = <0x54>;
+	};
+};
+
+&i2c5 {
+	status = "okay";
+
+	i2c-slave-mqueue@10 {
+		compatible = "i2c-slave-mqueue";
+		reg = <(I2C_OWN_SLAVE_ADDRESS | 0x10)>;
+	};
+};
+
+&i2c6 {
+	status = "okay";
+
+	ina219@40 {
+		compatible = "ti,ina219";
+		reg = <0x40>;
+	};
+	ina219@41 {
+		compatible = "ti,ina219";
+		reg = <0x41>;
+	};
+	ina219@44 {
+		compatible = "ti,ina219";
+		reg = <0x44>;
+	};
+	ina219@45 {
+		compatible = "ti,ina219";
+		reg = <0x45>;
+	};
+	tps53679@60 {
+		compatible = "ti,tps53679";
+		reg = <0x60>;
+	};
+	tps53659@62 {
+		compatible = "ti,tps53659";
+		reg = <0x62>;
+	};
+	tps53659@64 {
+		compatible = "ti,tps53659";
+		reg = <0x64>;
+	};
+	tps53622@67 {
+		compatible = "ti,tps53622";
+		reg = <0x67>;
+	};
+	tps53622@69 {
+		compatible = "ti,tps53622";
+		reg = <0x69>;
+	};
+	tps53679@70 {
+		compatible = "ti,tps53679";
+		reg = <0x70>;
+	};
+	tps53659@72 {
+		compatible = "ti,tps53659";
+		reg = <0x72>;
+	};
+	tps53659@74 {
+		compatible = "ti,tps53659";
+		reg = <0x74>;
+	};
+	tps53622@77 {
+		compatible = "ti,tps53622";
+		reg = <0x77>;
+	};
+};
+
+&i2c7 {
+	status = "okay";
+
+	tmp421@4c {
+		compatible = "ti,tmp421";
+		reg = <0x4c>;
+	};
+};
+
+&i2c8 {
+	status = "okay";
+
+	adm1278@11 {
+		compatible = "adm1278";
+		reg = <0x11>;
+		Rsense = <500>;
+	};
+};
+
+&i2c9 {
+	status = "okay";
+};
+
+&i2c10 {
+	status = "okay";
+
+	gpio: pca9555@27 {
+		compatible = "nxp,pca9555";
+		reg = <0x27>;
+
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+};
+
+&i2c11 {
+	status = "okay";
+
+	pca9539_g1a: pca9539-g1a@74 {
+		compatible = "nxp,pca9539";
+		reg = <0x74>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		reset-gpios = <&gpio7 4 GPIO_ACTIVE_LOW>;
+		G1A_P0_0 {
+			gpio-hog;
+			gpios = <0 0>;
+			output-high;
+			line-name = "TPM_BMC_ALERT_N";
+		};
+		G1A_P0_1 {
+			gpio-hog;
+			gpios = <1 0>;
+			input;
+			line-name = "FM_BIOS_TOP_SWAP";
+		};
+		G1A_P0_2 {
+			gpio-hog;
+			gpios = <2 0>;
+			input;
+			line-name = "FM_BIOS_PREFRB2_GOOD";
+		};
+		G1A_P0_3 {
+			gpio-hog;
+			gpios = <3 0>;
+			input;
+			line-name = "BMC_SATAXPCIE_0TO3_SEL";
+		};
+		G1A_P0_4 {
+			gpio-hog;
+			gpios = <4 0>;
+			input;
+			line-name = "BMC_SATAXPCIE_4TO7_SEL";
+		};
+		G1A_P0_5 {
+			gpio-hog;
+			gpios = <5 0>;
+			output-low;
+			line-name = "FM_UV_ADR_TRIGGER_EN_N";
+		};
+		G1A_P0_6 {
+			gpio-hog;
+			gpios = <6 0>;
+			input;
+			line-name = "RM_THROTTLE_EN_N";
+		};
+		G1A_P1_0 {
+			gpio-hog;
+			gpios = <8 0>;
+			input;
+			line-name = "FM_BMC_TPM_PRES_N";
+		};
+		G1A_P1_1 {
+			gpio-hog;
+			gpios = <9 0>;
+			input;
+			line-name = "FM_CPU0_SKTOCC_LVT3_N";
+		};
+		G1A_P1_2 {
+			gpio-hog;
+			gpios = <10 0>;
+			input;
+			line-name = "FM_CPU1_SKTOCC_LVT3_N";
+		};
+		G1A_P1_3 {
+			gpio-hog;
+			gpios = <11 0>;
+			input;
+			line-name = "PSU1_ALERT_N";
+		};
+		G1A_P1_4 {
+			gpio-hog;
+			gpios = <12 0>;
+			input;
+			line-name = "PSU2_ALERT_N";
+		};
+		G1A_P1_5 {
+			gpio-hog;
+			gpios = <13 0>;
+			input;
+			line-name = "H_CPU0_FAST_WAKE_LVT3_N";
+		};
+		G1A_P1_6 {
+			gpio-hog;
+			gpios = <14 0>;
+			output-high;
+			line-name = "I2C_MUX1_RESET_N";
+		};
+		G1A_P1_7 {
+			gpio-hog;
+			gpios = <15 0>;
+			input;
+			line-name = "FM_CPU_CATERR_LVT3_N";
+		};
+	};
+
+	pca9539_g1b: pca9539-g1b@75 {
+		compatible = "nxp,pca9539";
+		reg = <0x75>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		G1B_P0_0 {
+			gpio-hog;
+			gpios = <0 0>;
+			input;
+			line-name = "PVDDQ_ABC_PINALERT_N";
+		};
+		G1B_P0_1 {
+			gpio-hog;
+			gpios = <1 0>;
+			input;
+			line-name = "PVDDQ_DEF_PINALERT_N";
+		};
+		G1B_P0_2 {
+			gpio-hog;
+			gpios = <2 0>;
+			input;
+			line-name = "PVDDQ_GHJ_PINALERT_N";
+		};
+		G1B_P0_3 {
+			gpio-hog;
+			gpios = <3 0>;
+			input;
+			line-name = "PVDDQ_KLM_PINALERT_N";
+		};
+		G1B_P0_5 {
+			gpio-hog;
+			gpios = <5 0>;
+			input;
+			line-name = "FM_BOARD_REV_ID0";
+		};
+		G1B_P0_6 {
+			gpio-hog;
+			gpios = <6 0>;
+			input;
+			line-name = "FM_BOARD_REV_ID1";
+		};
+		G1B_P0_7 {
+			gpio-hog;
+			gpios = <7 0>;
+			input;
+			line-name = "FM_BOARD_REV_ID2";
+		};
+		G1B_P1_0 {
+			gpio-hog;
+			gpios = <8 0>;
+			input;
+			line-name = "FM_OC_DETECT_EN_N";
+		};
+		G1B_P1_1 {
+			gpio-hog;
+			gpios = <9 0>;
+			input;
+			line-name = "FM_FLASH_DESC_OVERRIDE";
+		};
+		G1B_P1_2 {
+			gpio-hog;
+			gpios = <10 0>;
+			output-low;
+			line-name = "FP_PWR_ID_LED_N";
+		};
+		G1B_P1_3 {
+			gpio-hog;
+			gpios = <11 0>;
+			output-low;
+			line-name = "BMC_LED_PWR_GRN";
+		};
+		G1B_P1_4 {
+			gpio-hog;
+			gpios = <12 0>;
+			output-low;
+			line-name = "BMC_LED_PWR_AMBER";
+		};
+		G1B_P1_5 {
+			gpio-hog;
+			gpios = <13 0>;
+			output-high;
+			line-name = "FM_BMC_FAULT_LED_N";
+		};
+		G1B_P1_6 {
+			gpio-hog;
+			gpios = <14 0>;
+			output-high;
+			line-name = "FM_CPLD_BMC_PWRDN_N";
+		};
+		G1B_P1_7 {
+			gpio-hog;
+			gpios = <15 0>;
+			output-high;
+			line-name = "BMC_LED_CATERR_N";
+		};
+	};
+};
+
+&i2c12 {
+	status = "okay";
+
+	pca9539_g2a: pca9539-g2a@74 {
+		compatible = "nxp,pca9539";
+		reg = <0x74>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		reset-gpios = <&gpio5 28 GPIO_ACTIVE_LOW>;
+		G2A_P0_0 {
+			gpio-hog;
+			gpios = <0 0>;
+			output-high;
+			line-name = "BMC_PON_RST_REQ_N";
+		};
+		G2A_P0_1 {
+			gpio-hog;
+			gpios = <1 0>;
+			output-high;
+			line-name = "BMC_RST_IND_REQ_N";
+		};
+		G2A_P0_2 {
+			gpio-hog;
+			gpios = <2 0>;
+			input;
+			line-name = "RST_BMC_RTCRST";
+		};
+		G2A_P0_3 {
+			gpio-hog;
+			gpios = <3 0>;
+			output-high;
+			line-name = "FM_BMC_PWRBTN_OUT_N";
+		};
+		G2A_P0_4 {
+			gpio-hog;
+			gpios = <4 0>;
+			output-high;
+			line-name = "RST_BMC_SYSRST_BTN_OUT_N";
+		};
+		G2A_P0_5 {
+			gpio-hog;
+			gpios = <5 0>;
+			output-high;
+			line-name = "FM_BATTERY_SENSE_EN_N";
+		};
+		G2A_P0_6 {
+			gpio-hog;
+			gpios = <6 0>;
+			output-high;
+			line-name = "FM_BMC_READY_N";
+		};
+		G2A_P0_7 {
+			gpio-hog;
+			gpios = <7 0>;
+			input;
+			line-name = "IRQ_BMC_PCH_SMI_LPC_N";
+		};
+		G2A_P1_0 {
+			gpio-hog;
+			gpios = <8 0>;
+			input;
+			line-name = "FM_SLOT4_CFG0";
+		};
+		G2A_P1_1 {
+			gpio-hog;
+			gpios = <9 0>;
+			input;
+			line-name = "FM_SLOT4_CFG1";
+		};
+		G2A_P1_2 {
+			gpio-hog;
+			gpios = <10 0>;
+			input;
+			line-name = "FM_NVDIMM_EVENT_N";
+		};
+		G2A_P1_3 {
+			gpio-hog;
+			gpios = <11 0>;
+			input;
+			line-name = "PSU1_BLADE_EN_N";
+		};
+		G2A_P1_4 {
+			gpio-hog;
+			gpios = <12 0>;
+			input;
+			line-name = "BMC_PCH_FNM";
+		};
+		G2A_P1_5 {
+			gpio-hog;
+			gpios = <13 0>;
+			input;
+			line-name = "FM_SOL_UART_CH_SEL";
+		};
+		G2A_P1_6 {
+			gpio-hog;
+			gpios = <14 0>;
+			input;
+			line-name = "FM_BIOS_POST_CMPLT_N";
+		};
+	};
+
+	pca9539_g2b: pca9539-g2b@75 {
+		compatible = "nxp,pca9539";
+		reg = <0x75>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		G2B_P0_0 {
+			gpio-hog;
+			gpios = <0 0>;
+			input;
+			line-name = "FM_CPU_MSMI_LVT3_N";
+		};
+		G2B_P0_1 {
+			gpio-hog;
+			gpios = <1 0>;
+			input;
+			line-name = "FM_BIOS_MRC_DEBUG_MSG_DIS";
+		};
+		G2B_P0_2 {
+			gpio-hog;
+			gpios = <2 0>;
+			input;
+			line-name = "FM_CPU1_DISABLE_BMC_N";
+		};
+		G2B_P0_3 {
+			gpio-hog;
+			gpios = <3 0>;
+			output-low;
+			line-name = "BMC_JTAG_SELECT";
+		};
+		G2B_P0_4 {
+			gpio-hog;
+			gpios = <4 0>;
+			output-high;
+			line-name = "PECI_MUX_SELECT";
+		};
+		G2B_P0_5 {
+			gpio-hog;
+			gpios = <5 0>;
+			output-high;
+			line-name = "I2C_MUX2_RESET_N";
+		};
+		G2B_P0_6 {
+			gpio-hog;
+			gpios = <6 0>;
+			input;
+			line-name = "FM_BMC_CPLD_PSU2_ON";
+		};
+		G2B_P0_7 {
+			gpio-hog;
+			gpios = <7 0>;
+			output-high;
+			line-name = "PSU2_ALERT_EN_N";
+		};
+		G2B_P1_0 {
+			gpio-hog;
+			gpios = <8 0>;
+			output-high;
+			line-name = "FM_CPU_BMC_INIT";
+		};
+		G2B_P1_1 {
+			gpio-hog;
+			gpios = <9 0>;
+			output-high;
+			line-name = "IRQ_BMC_PCH_SCI_LPC_N";
+		};
+		G2B_P1_2 {
+			gpio-hog;
+			gpios = <10 0>;
+			output-low;
+			line-name = "PMB_ALERT_EN_N";
+		};
+		G2B_P1_3 {
+			gpio-hog;
+			gpios = <11 0>;
+			output-high;
+			line-name = "FM_FAST_PROCHOT_EN_N";
+		};
+		G2B_P1_4 {
+			gpio-hog;
+			gpios = <12 0>;
+			output-high;
+			line-name = "BMC_NVDIMM_PRSNT_N";
+		};
+		G2B_P1_5 {
+			gpio-hog;
+			gpios = <13 0>;
+			output-low;
+			line-name = "FM_BACKUP_BIOS_SEL_H_BMC";
+		};
+		G2B_P1_6 {
+			gpio-hog;
+			gpios = <14 0>;
+			output-high;
+			line-name = "FM_PWRBRK_N";
+		};
+	};
+};
+
+&i2c13 {
+	status = "okay";
+
+	tmp75@4a {
+		compatible = "ti,tmp75";
+		reg = <0x4a>;
+		status = "okay";
+	};
+	m24128_fru@51 {
+		compatible = "atmel,24c128";
+		reg = <0x51>;
+		pagesize = <64>;
+		status = "okay";
+	};
+};
+
+&pwm_fan {
+	pinctrl-names = "default";
+	pinctrl-0 = <   &pwm0_pins &pwm1_pins
+			&fanin0_pins &fanin1_pins
+			&fanin2_pins &fanin3_pins
+			&fanin4_pins &fanin5_pins
+			&fanin6_pins &fanin7_pins
+			&fanin8_pins &fanin9_pins
+			&fanin10_pins &fanin11_pins>;
+	status = "okay";
+
+	fan@0 {
+		reg = <0x00>;
+		fan-tach-ch = /bits/ 8 <0x00 0x01>;
+		cooling-levels = <127 255>;
+	};
+	fan@1 {
+		reg = <0x01>;
+		fan-tach-ch = /bits/ 8 <0x02 0x03>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@2 {
+		reg = <0x02>;
+		fan-tach-ch = /bits/ 8 <0x04 0x05>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@3 {
+		reg = <0x03>;
+		fan-tach-ch = /bits/ 8 <0x06 0x07>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@4 {
+		reg = <0x04>;
+		fan-tach-ch = /bits/ 8 <0x08 0x09>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@5 {
+		reg = <0x05>;
+		fan-tach-ch = /bits/ 8 <0x0A 0x0B>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@6 {
+		reg = <0x06>;
+		fan-tach-ch = /bits/ 8 <0x0C 0x0D>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+	fan@7 {
+		reg = <0x07>;
+		fan-tach-ch = /bits/ 8 <0x0E 0x0F>;
+		cooling-levels = /bits/ 8 <127 255>;
+	};
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&watchdog1 {
+	status = "okay";
+};
+
+&rng {
+	status = "okay";
+};
+
+&serial0 {
+	status = "okay";
+};
+
+&serial1 {
+	status = "okay";
+};
+
+&serial2 {
+	status = "okay";
+};
+
+&serial3 {
+	status = "okay";
+};
+
+&adc {
+	#io-channel-cells = <1>;
+	status = "okay";
+};
+
+&kcs1 {
+	status = "okay";
+};
+
+&kcs2 {
+	status = "okay";
+};
+
+&kcs3 {
+	status = "okay";
+};
+
+&spi0 {
+	cs-gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
+	status = "okay";
+};
+
+&spi1 {
+	status = "okay";
+};
+
+&pinctrl {
+	pinctrl-names = "default";
+	pinctrl-0 = <
+			/******* RunBMC inside Module pins *******/
+			&gpio0ol_pins
+			&gpio1ol_pins
+			&gpio2ol_pins
+			&gpio3ol_pins
+			&gpio8o_pins
+			&gpio9ol_pins
+			&gpio12ol_pins
+			&gpio13ol_pins
+			&gpio14ol_pins
+			&gpio15ol_pins
+			&gpio37o_pins
+			&gpio38_pins
+			&gpio39_pins
+			&gpio94ol_pins
+			&gpio108ol_pins
+			&gpio109ol_pins
+			&gpio111ol_pins
+			&gpio112ol_pins
+			&gpio113ol_pins
+			&gpio208_pins
+			&gpio209ol_pins
+			&gpio210ol_pins
+			&gpio211ol_pins
+			&gpio212ol_pins
+			&gpio213ol_pins
+			&gpio214ol_pins
+			&gpio215ol_pins
+			&gpio216ol_pins
+			&gpio217ol_pins
+			/******* RunBMC outside Connector pins *******/
+			&gpio5_pins
+			&gpio6_pins
+			&gpio7_pins
+			&gpio10_pins
+			&gpio11_pins
+			&gpio20_pins
+			&gpio21_pins
+			&gpio22o_pins
+			&gpio23_pins
+			&gpio24_pins
+			&gpio25_pins
+			&gpio30_pins
+			&gpio31_pins
+			&gpio40o_pins
+			&gpio59_pins
+			&gpio76_pins
+			&gpio77_pins
+			&gpio78o_pins
+			&gpio79_pins
+			&gpio82_pins
+			&gpio83_pins
+			&gpio84_pins
+			&gpio85o_pins
+			&gpio86ol_pins
+			&gpio87_pins
+			&gpio88_pins
+			&gpio89_pins
+			&gpio90_pins
+			&gpio93_pins
+			&gpio114o_pins
+			&gpio115_pins
+			&gpio120_pins
+			&gpio121_pins
+			&gpio122_pins
+			&gpio123_pins
+			&gpio124_pins
+			&gpio125_pins
+			&gpio126_pins
+			&gpio127o_pins
+			&gpio136_pins
+			&gpio137_pins
+			&gpio138_pins
+			&gpio139_pins
+			&gpio140_pins
+			&gpio141_pins
+			&gpio142_pins
+			&gpio143_pins
+			&gpio144_pins
+			&gpio146_pins
+			&gpio145_pins
+			&gpio147_pins
+			&gpio153o_pins
+			&gpio155_pins
+			&gpio160o_pins
+			&gpio169o_pins
+			&gpio188o_pins
+			&gpio189_pins
+			&gpio196_pins
+			&gpio197_pins
+			&gpio198o_pins
+			&gpio199o_pins
+			&gpio200_pins
+			&gpio202_pins
+			&gpio203o_pins
+			&gpio224_pins
+			&gpio225ol_pins
+			&gpio226ol_pins
+			&gpio227ol_pins
+			&gpio228o_pins
+			&gpio229o_pins
+			&gpio230_pins
+			&gpio231o_pins
+			&ddc_pins
+			&wdog1_pins
+			&wdog2_pins
+			>;
+};
diff --git a/src/arm/nuvoton/nuvoton-npcm750.dtsi b/src/arm/nuvoton/nuvoton-npcm750.dtsi
new file mode 100644
index 0000000..30eed40
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-npcm750.dtsi
@@ -0,0 +1,62 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2018 Nuvoton Technology tomer.maimon@nuvoton.com
+// Copyright 2018 Google, Inc.
+
+#include "nuvoton-common-npcm7xx.dtsi"
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	interrupt-parent = <&gic>;
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		enable-method = "nuvoton,npcm750-smp";
+
+		cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a9";
+			clocks = <&clk NPCM7XX_CLK_CPU>;
+			clock-names = "clk_cpu";
+			reg = <0>;
+			next-level-cache = <&l2>;
+		};
+
+		cpu@1 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a9";
+			clocks = <&clk NPCM7XX_CLK_CPU>;
+			clock-names = "clk_cpu";
+			reg = <1>;
+			next-level-cache = <&l2>;
+		};
+	};
+
+	soc {
+		timer@3fe600 {
+			compatible = "arm,cortex-a9-twd-timer";
+			reg = <0x3fe600 0x20>;
+			interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
+						  IRQ_TYPE_LEVEL_HIGH)>;
+			clocks = <&clk NPCM7XX_CLK_AHB>;
+		};
+	};
+
+	ahb {
+		gmac1: eth@f0804000 {
+			device_type = "network";
+			compatible = "snps,dwmac";
+			reg = <0xf0804000 0x2000>;
+			interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "macirq";
+			ethernet = <1>;
+			clocks = <&clk_rg2refck>, <&clk NPCM7XX_CLK_AHB>;
+			clock-names = "stmmaceth", "clk_gmac";
+			pinctrl-names = "default";
+			pinctrl-0 = <&rg2_pins
+					&rg2mdio_pins>;
+			status = "disabled";
+		};
+	};
+};
diff --git a/src/arm/nuvoton/nuvoton-wpcm450-supermicro-x9sci-ln4f.dts b/src/arm/nuvoton/nuvoton-wpcm450-supermicro-x9sci-ln4f.dts
new file mode 100644
index 0000000..b78c116
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-wpcm450-supermicro-x9sci-ln4f.dts
@@ -0,0 +1,111 @@
+// SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+// Copyright 2021 Jonathan Neuschäfer
+
+/dts-v1/;
+
+/* The last 16 MiB are dedicated to the GPU */
+/memreserve/ 0x07000000 0x01000000;
+
+#include "nuvoton-wpcm450.dtsi"
+
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "Supermicro X9SCi-LN4F BMC";
+	compatible = "supermicro,x9sci-ln4f-bmc", "nuvoton,wpcm450";
+
+	aliases {
+		serial0 = &serial0;
+		serial1 = &serial1;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0 0x08000000>; /* 128 MiB */
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-names = "default";
+		pinctrl-0 = <&key_pins>;
+
+		uid {
+			label = "UID button";
+			linux,code = <KEY_HOME>;
+			gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&led_pins>;
+
+		uid {
+			label = "UID";
+			gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
+		};
+
+		heartbeat {
+			label = "heartbeat";
+			gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
+		};
+	};
+};
+
+&fiu {
+	status = "okay";
+
+	flash@0 {
+		reg = <0>;
+		compatible = "jedec,spi-nor";
+	};
+};
+
+&gpio0 {
+	gpio-line-names =
+		/* 0 */ "", "host-reset-control-n", "", "", "", "", "", "",
+		/* 8 */ "", "", "", "", "power-chassis-control-n", "", "uid-button", "";
+};
+
+&gpio1 {
+	gpio-line-names =
+		/* 0 */ "", "", "", "", "led-heartbeat", "", "", "led-uid",
+		/* 8 */ "", "", "", "", "", "", "", "";
+};
+
+&gpio4 {
+	gpio-line-names =
+		/* 0 */ "", "", "", "", "", "", "", "",
+		/* 8 */ "", "", "", "", "", "", "", "power-chassis-good";
+};
+
+&pinctrl {
+	key_pins: mux-keys {
+		groups = "gspi", "sspi";
+		function = "gpio";
+	};
+
+	led_pins: mux-leds {
+		groups = "hg3", "hg0", "pwm4";
+		function = "gpio";
+	};
+};
+
+&serial0 {
+	/*
+	 * Debug serial port. TX is exposed on the right pad of unpopulated
+	 * resistor R1247, RX on the right pad of R1162.
+	 */
+	status = "okay";
+};
+
+&serial1 {
+	/* "Serial over LAN" port. Connected to ttyS2 of the host system. */
+	status = "okay";
+};
diff --git a/src/arm/nuvoton/nuvoton-wpcm450.dtsi b/src/arm/nuvoton/nuvoton-wpcm450.dtsi
new file mode 100644
index 0000000..fd671c7
--- /dev/null
+++ b/src/arm/nuvoton/nuvoton-wpcm450.dtsi
@@ -0,0 +1,493 @@
+// SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+// Copyright 2021 Jonathan Neuschäfer
+
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/ {
+	compatible = "nuvoton,wpcm450";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	aliases {
+		gpio0 = &gpio0;
+		gpio1 = &gpio1;
+		gpio2 = &gpio2;
+		gpio3 = &gpio3;
+		gpio4 = &gpio4;
+		gpio5 = &gpio5;
+		gpio6 = &gpio6;
+		gpio7 = &gpio7;
+	};
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			compatible = "arm,arm926ej-s";
+			device_type = "cpu";
+			reg = <0>;
+		};
+	};
+
+	clk24m: clock-24mhz {
+		/* 24 MHz dummy clock */
+		compatible = "fixed-clock";
+		clock-frequency = <24000000>;
+		#clock-cells = <0>;
+	};
+
+	refclk: clock-48mhz {
+		/* 48 MHz reference oscillator */
+		compatible = "fixed-clock";
+		clock-output-names = "ref";
+		clock-frequency = <48000000>;
+		#clock-cells = <0>;
+	};
+
+	soc {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		interrupt-parent = <&aic>;
+		ranges;
+
+		gcr: syscon@b0000000 {
+			compatible = "nuvoton,wpcm450-gcr", "syscon", "simple-mfd";
+			reg = <0xb0000000 0x200>;
+		};
+
+		clk: clock-controller@b0000200 {
+			compatible = "nuvoton,wpcm450-clk";
+			reg = <0xb0000200 0x100>;
+			clocks = <&refclk>;
+			clock-names = "ref";
+			#clock-cells = <1>;
+			#reset-cells = <1>;
+		};
+
+		serial0: serial@b8000000 {
+			compatible = "nuvoton,wpcm450-uart";
+			reg = <0xb8000000 0x20>;
+			reg-shift = <2>;
+			interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk24m>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&bsp_pins>;
+			status = "disabled";
+		};
+
+		serial1: serial@b8000100 {
+			compatible = "nuvoton,wpcm450-uart";
+			reg = <0xb8000100 0x20>;
+			reg-shift = <2>;
+			interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk24m>;
+			status = "disabled";
+		};
+
+		timer0: timer@b8001000 {
+			compatible = "nuvoton,wpcm450-timer";
+			interrupts = <12 IRQ_TYPE_LEVEL_HIGH>;
+			reg = <0xb8001000 0x1c>;
+			clocks = <&clk24m>;
+		};
+
+		watchdog0: watchdog@b800101c {
+			compatible = "nuvoton,wpcm450-wdt";
+			interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
+			reg = <0xb800101c 0x4>;
+			clocks = <&clk24m>;
+		};
+
+		aic: interrupt-controller@b8002000 {
+			compatible = "nuvoton,wpcm450-aic";
+			reg = <0xb8002000 0x1000>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
+		pinctrl: pinctrl@b8003000 {
+			compatible = "nuvoton,wpcm450-pinctrl";
+			reg = <0xb8003000 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			gpio0: gpio@0 {
+				reg = <0>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupts = <2 IRQ_TYPE_LEVEL_HIGH>,
+					     <3 IRQ_TYPE_LEVEL_HIGH>,
+					     <4 IRQ_TYPE_LEVEL_HIGH>;
+				interrupt-controller;
+			};
+
+			gpio1: gpio@1 {
+				reg = <1>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupts = <5 IRQ_TYPE_LEVEL_HIGH>;
+				interrupt-controller;
+			};
+
+			gpio2: gpio@2 {
+				reg = <2>;
+				gpio-controller;
+				#gpio-cells = <2>;
+			};
+
+			gpio3: gpio@3 {
+				reg = <3>;
+				gpio-controller;
+				#gpio-cells = <2>;
+			};
+
+			gpio4: gpio@4 {
+				reg = <4>;
+				gpio-controller;
+				#gpio-cells = <2>;
+			};
+
+			gpio5: gpio@5 {
+				reg = <5>;
+				gpio-controller;
+				#gpio-cells = <2>;
+			};
+
+			gpio6: gpio@6 {
+				reg = <6>;
+				gpio-controller;
+				#gpio-cells = <2>;
+			};
+
+			gpio7: gpio@7 {
+				reg = <7>;
+				gpio-controller;
+				#gpio-cells = <2>;
+			};
+
+			smb3_pins: mux-smb3 {
+				groups = "smb3";
+				function = "smb3";
+			};
+
+			smb4_pins: mux-smb4 {
+				groups = "smb4";
+				function = "smb4";
+			};
+
+			smb5_pins: mux-smb5 {
+				groups = "smb5";
+				function = "smb5";
+			};
+
+			scs1_pins: mux-scs1 {
+				groups = "scs1";
+				function = "scs1";
+			};
+
+			scs2_pins: mux-scs2 {
+				groups = "scs2";
+				function = "scs2";
+			};
+
+			scs3_pins: mux-scs3 {
+				groups = "scs3";
+				function = "scs3";
+			};
+
+			smb0_pins: mux-smb0 {
+				groups = "smb0";
+				function = "smb0";
+			};
+
+			smb1_pins: mux-smb1 {
+				groups = "smb1";
+				function = "smb1";
+			};
+
+			smb2_pins: mux-smb2 {
+				groups = "smb2";
+				function = "smb2";
+			};
+
+			bsp_pins: mux-bsp {
+				groups = "bsp";
+				function = "bsp";
+			};
+
+			hsp1_pins: mux-hsp1 {
+				groups = "hsp1";
+				function = "hsp1";
+			};
+
+			hsp2_pins: mux-hsp2 {
+				groups = "hsp2";
+				function = "hsp2";
+			};
+
+			r1err_pins: mux-r1err {
+				groups = "r1err";
+				function = "r1err";
+			};
+
+			r1md_pins: mux-r1md {
+				groups = "r1md";
+				function = "r1md";
+			};
+
+			rmii2_pins: mux-rmii2 {
+				groups = "rmii2";
+				function = "rmii2";
+			};
+
+			r2err_pins: mux-r2err {
+				groups = "r2err";
+				function = "r2err";
+			};
+
+			r2md_pins: mux-r2md {
+				groups = "r2md";
+				function = "r2md";
+			};
+
+			kbcc_pins: mux-kbcc {
+				groups = "kbcc";
+				function = "kbcc";
+			};
+
+			dvo0_pins: mux-dvo0 {
+				groups = "dvo";
+				function = "dvo0";
+			};
+
+			dvo3_pins: mux-dvo3 {
+				groups = "dvo";
+				function = "dvo3";
+			};
+
+			clko_pins: mux-clko {
+				groups = "clko";
+				function = "clko";
+			};
+
+			smi_pins: mux-smi {
+				groups = "smi";
+				function = "smi";
+			};
+
+			uinc_pins: mux-uinc {
+				groups = "uinc";
+				function = "uinc";
+			};
+
+			gspi_pins: mux-gspi {
+				groups = "gspi";
+				function = "gspi";
+			};
+
+			mben_pins: mux-mben {
+				groups = "mben";
+				function = "mben";
+			};
+
+			xcs2_pins: mux-xcs2 {
+				groups = "xcs2";
+				function = "xcs2";
+			};
+
+			xcs1_pins: mux-xcs1 {
+				groups = "xcs1";
+				function = "xcs1";
+			};
+
+			sdio_pins: mux-sdio {
+				groups = "sdio";
+				function = "sdio";
+			};
+
+			sspi_pins: mux-sspi {
+				groups = "sspi";
+				function = "sspi";
+			};
+
+			fi0_pins: mux-fi0 {
+				groups = "fi0";
+				function = "fi0";
+			};
+
+			fi1_pins: mux-fi1 {
+				groups = "fi1";
+				function = "fi1";
+			};
+
+			fi2_pins: mux-fi2 {
+				groups = "fi2";
+				function = "fi2";
+			};
+
+			fi3_pins: mux-fi3 {
+				groups = "fi3";
+				function = "fi3";
+			};
+
+			fi4_pins: mux-fi4 {
+				groups = "fi4";
+				function = "fi4";
+			};
+
+			fi5_pins: mux-fi5 {
+				groups = "fi5";
+				function = "fi5";
+			};
+
+			fi6_pins: mux-fi6 {
+				groups = "fi6";
+				function = "fi6";
+			};
+
+			fi7_pins: mux-fi7 {
+				groups = "fi7";
+				function = "fi7";
+			};
+
+			fi8_pins: mux-fi8 {
+				groups = "fi8";
+				function = "fi8";
+			};
+
+			fi9_pins: mux-fi9 {
+				groups = "fi9";
+				function = "fi9";
+			};
+
+			fi10_pins: mux-fi10 {
+				groups = "fi10";
+				function = "fi10";
+			};
+
+			fi11_pins: mux-fi11 {
+				groups = "fi11";
+				function = "fi11";
+			};
+
+			fi12_pins: mux-fi12 {
+				groups = "fi12";
+				function = "fi12";
+			};
+
+			fi13_pins: mux-fi13 {
+				groups = "fi13";
+				function = "fi13";
+			};
+
+			fi14_pins: mux-fi14 {
+				groups = "fi14";
+				function = "fi14";
+			};
+
+			fi15_pins: mux-fi15 {
+				groups = "fi15";
+				function = "fi15";
+			};
+
+			pwm0_pins: mux-pwm0 {
+				groups = "pwm0";
+				function = "pwm0";
+			};
+
+			pwm1_pins: mux-pwm1 {
+				groups = "pwm1";
+				function = "pwm1";
+			};
+
+			pwm2_pins: mux-pwm2 {
+				groups = "pwm2";
+				function = "pwm2";
+			};
+
+			pwm3_pins: mux-pwm3 {
+				groups = "pwm3";
+				function = "pwm3";
+			};
+
+			pwm4_pins: mux-pwm4 {
+				groups = "pwm4";
+				function = "pwm4";
+			};
+
+			pwm5_pins: mux-pwm5 {
+				groups = "pwm5";
+				function = "pwm5";
+			};
+
+			pwm6_pins: mux-pwm6 {
+				groups = "pwm6";
+				function = "pwm6";
+			};
+
+			pwm7_pins: mux-pwm7 {
+				groups = "pwm7";
+				function = "pwm7";
+			};
+
+			hg0_pins: mux-hg0 {
+				groups = "hg0";
+				function = "hg0";
+			};
+
+			hg1_pins: mux-hg1 {
+				groups = "hg1";
+				function = "hg1";
+			};
+
+			hg2_pins: mux-hg2 {
+				groups = "hg2";
+				function = "hg2";
+			};
+
+			hg3_pins: mux-hg3 {
+				groups = "hg3";
+				function = "hg3";
+			};
+
+			hg4_pins: mux-hg4 {
+				groups = "hg4";
+				function = "hg4";
+			};
+
+			hg5_pins: mux-hg5 {
+				groups = "hg5";
+				function = "hg5";
+			};
+
+			hg6_pins: mux-hg6 {
+				groups = "hg6";
+				function = "hg6";
+			};
+
+			hg7_pins: mux-hg7 {
+				groups = "hg7";
+				function = "hg7";
+			};
+		};
+
+		fiu: spi-controller@c8000000 {
+			compatible = "nuvoton,wpcm450-fiu";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0xc8000000 0x1000>, <0xc0000000 0x4000000>;
+			reg-names = "control", "memory";
+			clocks = <&clk 0>;
+			nuvoton,shm = <&shm>;
+			status = "disabled";
+		};
+
+		shm: syscon@c8001000 {
+			compatible = "nuvoton,wpcm450-shm", "syscon";
+			reg = <0xc8001000 0x1000>;
+			reg-io-width = <1>;
+		};
+	};
+};