GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

2026-09-06 03:52:57 +08:00
commit b1928b41c0
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+/*
+ * Copyright (c) 2020-2022, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+#include "morello.dtsi"
+
+/ {
+	model = "Arm Morello Fixed Virtual Platform";
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		secure-firmware@ff000000 {
+			reg = <0 0xff000000 0 0x01000000>;
+			no-map;
+		};
+	};
+
+	cpus {
+		#address-cells = <2>;
+		#size-cells = <0>;
+
+		cpu-map {
+			cluster0 {
+				core0 {
+					cpu = <&CPU0>;
+				};
+				core1 {
+					cpu = <&CPU1>;
+				};
+			};
+			cluster1 {
+				core0 {
+					cpu = <&CPU2>;
+				};
+				core1 {
+					cpu = <&CPU3>;
+				};
+			};
+		};
+		CPU0: cpu0@0 {
+			compatible = "arm,armv8";
+			reg = <0x0 0x0>;
+			device_type = "cpu";
+			enable-method = "psci";
+			clocks = <&scmi_dvfs 0>;
+		};
+		CPU1: cpu1@100 {
+			compatible = "arm,armv8";
+			reg = <0x0 0x100>;
+			device_type = "cpu";
+			enable-method = "psci";
+			clocks = <&scmi_dvfs 0>;
+		};
+		CPU2: cpu2@10000 {
+			compatible = "arm,armv8";
+			reg = <0x0 0x10000>;
+			device_type = "cpu";
+			enable-method = "psci";
+			clocks = <&scmi_dvfs 1>;
+		};
+		CPU3: cpu3@10100 {
+			compatible = "arm,armv8";
+			reg = <0x0 0x10100>;
+			device_type = "cpu";
+			enable-method = "psci";
+			clocks = <&scmi_dvfs 1>;
+		};
+	};
+
+	/* The first bank of memory, memory map is actually provided by UEFI. */
+	memory@80000000 {
+		device_type = "memory";
+		/* [0x80000000-0xffffffff] */
+		reg = <0x00000000 0x80000000 0x0 0x80000000>;
+	};
+
+	memory@8080000000 {
+		device_type = "memory";
+		/* [0x8080000000-0x83ffffffff] */
+		reg = <0x00000080 0x80000000 0x1 0x80000000>;
+	};
+
+	virtio_block@1c170000 {
+		compatible = "virtio,mmio";
+		reg = <0x0 0x1c170000 0x0 0x200>;
+		interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	virtio_net@1c180000 {
+		compatible = "virtio,mmio";
+		reg = <0x0 0x1c180000 0x0 0x200>;
+		interrupts = <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	virtio_rng@1c190000 {
+		compatible = "virtio,mmio";
+		reg = <0x0 0x1c190000 0x0 0x200>;
+		interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	virtio_p9@1c1a0000 {
+		compatible = "virtio,mmio";
+		reg = <0x0 0x1c1a0000 0x0 0x200>;
+		interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	ethernet@1d100000 {
+		compatible = "smsc,lan91c111";
+		reg = <0x0 0x1d100000 0x0 0x10000>;
+		interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	kmi@1c150000 {
+		compatible = "arm,pl050", "arm,primecell";
+		reg = <0x0 0x1c150000 0x0 0x1000>;
+		interrupts = <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&bp_clock24mhz>, <&bp_clock24mhz>;
+		clock-names = "KMIREFCLK", "apb_pclk";
+	};
+
+	kmi@1c160000 {
+		compatible = "arm,pl050", "arm,primecell";
+		reg = <0x0 0x1c160000 0x0 0x1000>;
+		interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&bp_clock24mhz>, <&bp_clock24mhz>;
+		clock-names = "KMIREFCLK", "apb_pclk";
+	};
+
+	firmware {
+		scmi {
+			compatible = "arm,scmi";
+			mbox-names = "tx", "rx";
+			mboxes = <&mailbox 1 0>, <&mailbox 1 1>;
+			shmem = <&cpu_scp_hpri0>, <&cpu_scp_hpri1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			scmi_dvfs: protocol@13 {
+				reg = <0x13>;
+				#clock-cells = <1>;
+			};
+		};
+	};
+
+	bp_clock24mhz: clock24mhz {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <24000000>;
+		clock-output-names = "bp:clock24mhz";
+	};
+};
+
+&gic {
+	reg = <0x0 0x30000000 0 0x10000>,	/* GICD */
+	      <0x0 0x300c0000 0 0x80000>;	/* GICR */
+	interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+};