[PATCH v4 3/5] arm64: dts: aspeed: Add initial AST2700 SoC device tree

Ryan Chen ryan_chen at aspeedtech.com
Thu Aug 21 18:02:12 AEST 2025


Add initial device tree for the ASPEED 7th BMC SoC family.

Signed-off-by: Ryan Chen <ryan_chen at aspeedtech.com>
---
 arch/arm64/boot/dts/aspeed/aspeed-g7.dtsi | 452 ++++++++++++++++++++++
 1 file changed, 452 insertions(+)
 create mode 100644 arch/arm64/boot/dts/aspeed/aspeed-g7.dtsi

diff --git a/arch/arm64/boot/dts/aspeed/aspeed-g7.dtsi b/arch/arm64/boot/dts/aspeed/aspeed-g7.dtsi
new file mode 100644
index 000000000000..4816b017f987
--- /dev/null
+++ b/arch/arm64/boot/dts/aspeed/aspeed-g7.dtsi
@@ -0,0 +1,452 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#include <dt-bindings/clock/aspeed,ast2700-scu.h>
+#include <dt-bindings/reset/aspeed,ast2700-scu.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+	compatible = "aspeed,ast2700";
+	#address-cells = <2>;
+	#size-cells = <2>;
+	interrupt-parent = <&gic>;
+
+	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+		serial2 = &uart2;
+		serial3 = &uart3;
+		serial4 = &uart4;
+		serial5 = &uart5;
+		serial6 = &uart6;
+		serial7 = &uart7;
+		serial8 = &uart8;
+		serial9 = &uart9;
+		serial10 = &uart10;
+		serial11 = &uart11;
+		serial12 = &uart12;
+		serial13 = &uart13;
+		serial14 = &uart14;
+	};
+
+	cpus {
+		#address-cells = <2>;
+		#size-cells = <0>;
+
+		cpu0: cpu at 0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a35";
+			reg = <0x0 0x0>;
+			enable-method = "psci";
+			i-cache-size = <0x8000>;
+			i-cache-line-size = <64>;
+			i-cache-sets = <256>;
+			d-cache-size = <0x8000>;
+			d-cache-line-size = <64>;
+			d-cache-sets = <128>;
+			next-level-cache = <&l2>;
+		};
+
+		cpu1: cpu at 1 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a35";
+			reg = <0x0 0x1>;
+			enable-method = "psci";
+			i-cache-size = <0x8000>;
+			i-cache-line-size = <64>;
+			i-cache-sets = <256>;
+			d-cache-size = <0x8000>;
+			d-cache-line-size = <64>;
+			d-cache-sets = <128>;
+			next-level-cache = <&l2>;
+		};
+
+		cpu2: cpu at 2 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a35";
+			reg = <0x0 0x2>;
+			enable-method = "psci";
+			i-cache-size = <0x8000>;
+			i-cache-line-size = <64>;
+			i-cache-sets = <256>;
+			d-cache-size = <0x8000>;
+			d-cache-line-size = <64>;
+			d-cache-sets = <128>;
+			next-level-cache = <&l2>;
+		};
+
+		cpu3: cpu at 3 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a35";
+			reg = <0x0 0x3>;
+			enable-method = "psci";
+			i-cache-size = <0x8000>;
+			i-cache-line-size = <64>;
+			i-cache-sets = <256>;
+			d-cache-size = <0x8000>;
+			d-cache-line-size = <64>;
+			d-cache-sets = <128>;
+			next-level-cache = <&l2>;
+		};
+
+		l2: l2-cache0 {
+			compatible = "cache";
+			cache-level = <2>;
+			cache-unified;
+			cache-size = <0x80000>;
+			cache-line-size = <64>;
+			cache-sets = <1024>;
+		};
+	};
+
+	firmware {
+		optee: optee {
+			compatible = "linaro,optee-tz";
+			method = "smc";
+		};
+	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		atf: trusted-firmware-a at 430000000 {
+			reg = <0x4 0x30000000 0x0 0x80000>;
+			no-map;
+		};
+
+		optee_core: optee-core at 430080000 {
+			reg = <0x4 0x30080000 0x0 0x1000000>;
+			no-map;
+		};
+	};
+
+	arm-pmu {
+		compatible = "arm,cortex-a35-pmu";
+		interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+	};
+
+	psci {
+		compatible = "arm,psci-1.0";
+		method = "smc";
+	};
+
+	timer {
+		compatible = "arm,armv8-timer";
+		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+		arm,cpu-registers-not-fw-configured;
+		always-on;
+	};
+
+	gic: interrupt-controller at 12200000 {
+		compatible = "arm,gic-v3";
+		reg = <0 0x12200000 0 0x10000>, /* GICD */
+		      <0 0x12280000 0 0x80000>, /* GICR */
+		      <0 0x40440000 0 0x1000>;  /* GICC */
+		interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+		#interrupt-cells = <3>;
+		interrupt-controller;
+	};
+
+	soc0: soc at 10000000 {
+		compatible = "simple-bus";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		intc0_11: interrupt-controller at 12101b00 {
+			compatible = "aspeed,ast2700-intc-ic";
+			reg = <0x0 0x12101b00 0x0 0x10>;
+			#interrupt-cells = <1>;
+			interrupt-controller;
+			interrupts = <GIC_SPI 192 IRQ_TYPE_LEVEL_HIGH>,
+					<GIC_SPI 193 IRQ_TYPE_LEVEL_HIGH>,
+					<GIC_SPI 194 IRQ_TYPE_LEVEL_HIGH>,
+					<GIC_SPI 195 IRQ_TYPE_LEVEL_HIGH>,
+					<GIC_SPI 196 IRQ_TYPE_LEVEL_HIGH>,
+					<GIC_SPI 197 IRQ_TYPE_LEVEL_HIGH>,
+					<GIC_SPI 198 IRQ_TYPE_LEVEL_HIGH>,
+					<GIC_SPI 199 IRQ_TYPE_LEVEL_HIGH>,
+					<GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH>,
+					<GIC_SPI 201 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		syscon0: syscon at 12c02000 {
+			compatible = "aspeed,ast2700-scu0", "syscon", "simple-mfd";
+			reg = <0x0 0x12c02000 0x0 0x1000>;
+			ranges = <0x0 0x0 0 0x12c02000 0 0x1000>;
+			#address-cells = <2>;
+			#size-cells = <2>;
+			#clock-cells = <1>;
+			#reset-cells = <1>;
+
+			silicon-id at 0 {
+				compatible = "aspeed,ast2700-silicon-id", "aspeed,silicon-id";
+				reg = <0 0x0 0 0x4>;
+			};
+
+		};
+
+		gpio0: gpio at 12c11000 {
+			#gpio-cells = <2>;
+			gpio-controller;
+			compatible = "aspeed,ast2700-gpio";
+			reg = <0x0 0x12c11000 0x0 0x1000>;
+			interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+			ngpios = <12>;
+			clocks = <&syscon0 SCU0_CLK_APB>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
+		uart4: serial at 12c1a000 {
+			compatible = "ns16550a";
+			reg = <0x0 0x12c1a000 0x0 0x1000>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon0 SCU0_CLK_GATE_UART4CLK>;
+			interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
+			no-loopback-test;
+			status = "disabled";
+		};
+	};
+
+	soc1: soc at 14000000 {
+		compatible = "simple-bus";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		mdio0: mdio at 14040000 {
+			compatible = "aspeed,ast2600-mdio";
+			reg = <0 0x14040000 0 0x8>;
+			resets = <&syscon1 SCU1_RESET_MII>;
+			status = "disabled";
+		};
+
+		mdio1: mdio at 14040008 {
+			compatible = "aspeed,ast2600-mdio";
+			reg = <0 0x14040008 0 0x8>;
+			resets = <&syscon1 SCU1_RESET_MII>;
+			status = "disabled";
+		};
+
+		mdio2: mdio at 14040010 {
+			compatible = "aspeed,ast2600-mdio";
+			reg = <0 0x14040010 0 0x8>;
+			resets = <&syscon1 SCU1_RESET_MII>;
+			status = "disabled";
+		};
+
+		syscon1: syscon at 14c02000 {
+			compatible = "aspeed,ast2700-scu1";
+			reg = <0x0 0x14c02000 0x0 0x1000>;
+			#clock-cells = <1>;
+			#reset-cells = <1>;
+		};
+
+		intc1_0: interrupt-controller at 14c18100 {
+			compatible = "aspeed,ast2700-intc-ic";
+			reg = <0x0 0x14c18100 0x0 0x10>;
+			#interrupt-cells = <1>;
+			interrupt-controller;
+			interrupts-extended = <&intc0_11 0>;
+		};
+
+		intc1_1: interrupt-controller at 14c18110 {
+			compatible = "aspeed,ast2700-intc-ic";
+			reg = <0x0 0x14c18110 0x0 0x10>;
+			#interrupt-cells = <1>;
+			interrupt-controller;
+			interrupts-extended = <&intc0_11 1>;
+		};
+
+		intc1_2: interrupt-controller at 14c18120 {
+			compatible = "aspeed,ast2700-intc-ic";
+			reg = <0x0 0x14c18120 0x0 0x10>;
+			#interrupt-cells = <1>;
+			interrupt-controller;
+			interrupts-extended = <&intc0_11 2>;
+		};
+
+		intc1_3: interrupt-controller at 14c18130 {
+			compatible = "aspeed,ast2700-intc-ic";
+			reg = <0x0 0x14c18130 0x0 0x10>;
+			#interrupt-cells = <1>;
+			interrupt-controller;
+			interrupts-extended = <&intc0_11 3>;
+		};
+
+		intc1_4: interrupt-controller at 14c18140 {
+			compatible = "aspeed,ast2700-intc-ic";
+			reg = <0x0 0x14c18140 0x0 0x10>;
+			#interrupt-cells = <1>;
+			interrupt-controller;
+			interrupts-extended = <&intc0_11 4>;
+		};
+
+		intc1_5: interrupt-controller at 14c18150 {
+			compatible = "aspeed,ast2700-intc-ic";
+			reg = <0x0 0x14c18150 0x0 0x10>;
+			#interrupt-cells = <1>;
+			interrupt-controller;
+			interrupts-extended = <&intc0_11 5>;
+		};
+
+		uart0: serial at 14c33000 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33000 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART0CLK>;
+			interrupts-extended = <&intc1_4 7>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart1: serial at 14c33100 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33100 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART1CLK>;
+			interrupts-extended = <&intc1_4 8>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart2: serial at 14c33200 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33200 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART2CLK>;
+			interrupts-extended = <&intc1_4 9>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart3: serial at 14c33300 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33300 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART3CLK>;
+			interrupts-extended = <&intc1_4 10>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart5: serial at 14c33400 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33400 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART5CLK>;
+			interrupts-extended = <&intc1_4 11>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart6: serial at 14c33500 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33500 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART6CLK>;
+			interrupts-extended = <&intc1_4 12>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart7: serial at 14c33600 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33600 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART7CLK>;
+			interrupts-extended = <&intc1_4 13>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart8: serial at 14c33700 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33700 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART8CLK>;
+			interrupts-extended = <&intc1_4 14>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart9: serial at 14c33800 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33800 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART9CLK>;
+			interrupts-extended = <&intc1_4 15>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart10: serial at 14c33900 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33900 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART10CLK>;
+			interrupts-extended = <&intc1_4 16>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart11: serial at 14c33a00 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33a00 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART11CLK>;
+			interrupts-extended = <&intc1_4 17>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart12: serial at 14c33b00 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33b00 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_GATE_UART12CLK>;
+			interrupts-extended = <&intc1_4 18>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart13: serial at 14c33c00 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33c00 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_UART13>;
+			interrupts-extended = <&intc1_0 23>;
+			no-loopback-test;
+			status = "disabled";
+		};
+
+		uart14: serial at 14c33d00 {
+			compatible = "ns16550a";
+			reg = <0x0 0x14c33d00 0x0 0x100>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clocks = <&syscon1 SCU1_CLK_UART14>;
+			interrupts-extended = <&intc1_1 23>;
+			no-loopback-test;
+			status = "disabled";
+		};
+	};
+};
-- 
2.34.1



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