linux_kernel/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi

/*
 * ARM Ltd. Fast Models
 *
 * Versatile Express (VE) system model
 * Motherboard component
 *
 * VEMotherBoard.lisa
 */

	motherboard {
		arm,v2m-memory-map = "rs1";
		compatible = "arm,vexpress,v2m-p1", "simple-bus";
		#address-cells = <2>; /* SMB chipselect number and offset */
		#size-cells = <1>;
		#interrupt-cells = <1>;
		ranges;

		flash@0,00000000 {
			compatible = "arm,vexpress-flash", "cfi-flash";
			reg = <0 0x00000000 0x04000000>,
			      <4 0x00000000 0x04000000>;
			bank-width = <4>;
		};

		v2m_video_ram: vram@2,00000000 {
			compatible = "arm,vexpress-vram";
			reg = <2 0x00000000 0x00800000>;
		};

		ethernet@2,02000000 {
			compatible = "smsc,lan91c111";
			reg = <2 0x02000000 0x10000>;
			interrupts = <15>;
		};

		v2m_clk24mhz: clk24mhz {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <24000000>;
			clock-output-names = "v2m:clk24mhz";
		};

		v2m_refclk1mhz: refclk1mhz {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <1000000>;
			clock-output-names = "v2m:refclk1mhz";
		};

		v2m_refclk32khz: refclk32khz {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <32768>;
			clock-output-names = "v2m:refclk32khz";
		};

		iofpga@3,00000000 {
			compatible = "simple-bus";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0 3 0 0x200000>;

			v2m_sysreg: sysreg@010000 {
				compatible = "arm,vexpress-sysreg";
				reg = <0x010000 0x1000>;
				gpio-controller;
				#gpio-cells = <2>;
			};

			v2m_sysctl: sysctl@020000 {
				compatible = "arm,sp810", "arm,primecell";
				reg = <0x020000 0x1000>;
				clocks = <&v2m_refclk32khz>, <&v2m_refclk1mhz>, <&v2m_clk24mhz>;
				clock-names = "refclk", "timclk", "apb_pclk";
				#clock-cells = <1>;
				clock-output-names = "timerclken0", "timerclken1", "timerclken2", "timerclken3";
				assigned-clocks = <&v2m_sysctl 0>, <&v2m_sysctl 1>, <&v2m_sysctl 3>, <&v2m_sysctl 3>;
				assigned-clock-parents = <&v2m_refclk1mhz>, <&v2m_refclk1mhz>, <&v2m_refclk1mhz>, <&v2m_refclk1mhz>;
			};

			aaci@040000 {
				compatible = "arm,pl041", "arm,primecell";
				reg = <0x040000 0x1000>;
				interrupts = <11>;
				clocks = <&v2m_clk24mhz>;
				clock-names = "apb_pclk";
			};

			mmci@050000 {
				compatible = "arm,pl180", "arm,primecell";
				reg = <0x050000 0x1000>;
				interrupts = <9 10>;
				cd-gpios = <&v2m_sysreg 0 0>;
				wp-gpios = <&v2m_sysreg 1 0>;
				max-frequency = <12000000>;
				vmmc-supply = <&v2m_fixed_3v3>;
				clocks = <&v2m_clk24mhz>, <&v2m_clk24mhz>;
				clock-names = "mclk", "apb_pclk";
			};

			kmi@060000 {
				compatible = "arm,pl050", "arm,primecell";
				reg = <0x060000 0x1000>;
				interrupts = <12>;
				clocks = <&v2m_clk24mhz>, <&v2m_clk24mhz>;
				clock-names = "KMIREFCLK", "apb_pclk";
			};

			kmi@070000 {
				compatible = "arm,pl050", "arm,primecell";
				reg = <0x070000 0x1000>;
				interrupts = <13>;
				clocks = <&v2m_clk24mhz>, <&v2m_clk24mhz>;
				clock-names = "KMIREFCLK", "apb_pclk";
			};

			v2m_serial0: uart@090000 {
				compatible = "arm,pl011", "arm,primecell";
				reg = <0x090000 0x1000>;
				interrupts = <5>;
				clocks = <&v2m_clk24mhz>, <&v2m_clk24mhz>;
				clock-names = "uartclk", "apb_pclk";
			};

			v2m_serial1: uart@0a0000 {
				compatible = "arm,pl011", "arm,primecell";
				reg = <0x0a0000 0x1000>;
				interrupts = <6>;
				clocks = <&v2m_clk24mhz>, <&v2m_clk24mhz>;
				clock-names = "uartclk", "apb_pclk";
			};

			v2m_serial2: uart@0b0000 {
				compatible = "arm,pl011", "arm,primecell";
				reg = <0x0b0000 0x1000>;
				interrupts = <7>;
				clocks = <&v2m_clk24mhz>, <&v2m_clk24mhz>;
				clock-names = "uartclk", "apb_pclk";
			};

			v2m_serial3: uart@0c0000 {
				compatible = "arm,pl011", "arm,primecell";
				reg = <0x0c0000 0x1000>;
				interrupts = <8>;
				clocks = <&v2m_clk24mhz>, <&v2m_clk24mhz>;
				clock-names = "uartclk", "apb_pclk";
			};

			wdt@0f0000 {
				compatible = "arm,sp805", "arm,primecell";
				reg = <0x0f0000 0x1000>;
				interrupts = <0>;
				clocks = <&v2m_refclk32khz>, <&v2m_clk24mhz>;
				clock-names = "wdogclk", "apb_pclk";
			};

			v2m_timer01: timer@110000 {
				compatible = "arm,sp804", "arm,primecell";
				reg = <0x110000 0x1000>;
				interrupts = <2>;
				clocks = <&v2m_sysctl 0>, <&v2m_sysctl 1>, <&v2m_clk24mhz>;
				clock-names = "timclken1", "timclken2", "apb_pclk";
			};

			v2m_timer23: timer@120000 {
				compatible = "arm,sp804", "arm,primecell";
				reg = <0x120000 0x1000>;
				interrupts = <3>;
				clocks = <&v2m_sysctl 2>, <&v2m_sysctl 3>, <&v2m_clk24mhz>;
				clock-names = "timclken1", "timclken2", "apb_pclk";
			};

			rtc@170000 {
				compatible = "arm,pl031", "arm,primecell";
				reg = <0x170000 0x1000>;
				interrupts = <4>;
				clocks = <&v2m_clk24mhz>;
				clock-names = "apb_pclk";
			};

			clcd@1f0000 {
				compatible = "arm,pl111", "arm,primecell";
				reg = <0x1f0000 0x1000>;
				interrupt-names = "combined";
				interrupts = <14>;
				clocks = <&v2m_oscclk1>, <&v2m_clk24mhz>;
				clock-names = "clcdclk", "apb_pclk";
				arm,pl11x,framebuffer = <0x18000000 0x00180000>;
				memory-region = <&v2m_video_ram>;
				max-memory-bandwidth = <130000000>; /* 16bpp @ 63.5MHz */

				port {
					v2m_clcd_pads: endpoint {
						remote-endpoint = <&v2m_clcd_panel>;
						arm,pl11x,tft-r0g0b0-pads = <0 8 16>;
					};
				};

				panel {
					compatible = "panel-dpi";

					port {
						v2m_clcd_panel: endpoint {
							remote-endpoint = <&v2m_clcd_pads>;
						};
					};

					panel-timing {
						clock-frequency = <63500127>;
						hactive = <1024>;
						hback-porch = <152>;
						hfront-porch = <48>;
						hsync-len = <104>;
						vactive = <768>;
						vback-porch = <23>;
						vfront-porch = <3>;
						vsync-len = <4>;
					};
				};
			};

			virtio_block@0130000 {
				compatible = "virtio,mmio";
				reg = <0x130000 0x200>;
				interrupts = <42>;
			};
		};

		v2m_fixed_3v3: v2m-3v3 {
			compatible = "regulator-fixed";
			regulator-name = "3V3";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};

		mcc {
			compatible = "arm,vexpress,config-bus";
			arm,vexpress,config-bridge = <&v2m_sysreg>;

			v2m_oscclk1: oscclk1 {
				/* CLCD clock */
				compatible = "arm,vexpress-osc";
				arm,vexpress-sysreg,func = <1 1>;
				freq-range = <23750000 63500000>;
				#clock-cells = <0>;
				clock-output-names = "v2m:oscclk1";
			};

			reset {
				compatible = "arm,vexpress-reset";
				arm,vexpress-sysreg,func = <5 0>;
			};

			muxfpga {
				compatible = "arm,vexpress-muxfpga";
				arm,vexpress-sysreg,func = <7 0>;
			};

			shutdown {
				compatible = "arm,vexpress-shutdown";
				arm,vexpress-sysreg,func = <8 0>;
			};

			reboot {
				compatible = "arm,vexpress-reboot";
				arm,vexpress-sysreg,func = <9 0>;
			};

			dvimode {
				compatible = "arm,vexpress-dvimode";
				arm,vexpress-sysreg,func = <11 0>;
			};
		};
	};