linux_dsm_epyc7002/arch/powerpc/boot/dts/mpc5125twr.dts

/*
 * STx/Freescale ADS5125 MPC5125 silicon
 *
 * Copyright (C) 2009 Freescale Semiconductor Inc. All rights reserved.
 *
 * Reworked by Matteo Facchinetti (engineering@sirius-es.it)
 * Copyright (C) 2013 Sirius Electronic Systems
 *
 * This program is free software; you can redistribute  it and/or modify it
 * under  the terms of  the GNU General  Public License as published by the
 * Free Software Foundation;  either version 2 of the  License, or (at your
 * option) any later version.
 */

/dts-v1/;

/ {
	model = "mpc5125twr"; // In BSP "mpc5125ads"
	compatible = "fsl,mpc5125ads", "fsl,mpc5125";
	#address-cells = <1>;
	#size-cells = <1>;
	interrupt-parent = <&ipic>;

	aliases {
		gpio0 = &gpio0;
		gpio1 = &gpio1;
		ethernet0 = &eth0;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		PowerPC,5125@0 {
			device_type = "cpu";
			reg = <0>;
			d-cache-line-size = <0x20>;	// 32 bytes
			i-cache-line-size = <0x20>;	// 32 bytes
			d-cache-size = <0x8000>;	// L1, 32K
			i-cache-size = <0x8000>;	// L1, 32K
			timebase-frequency = <49500000>;// 49.5 MHz (csb/4)
			bus-frequency = <198000000>;	// 198 MHz csb bus
			clock-frequency = <396000000>;	// 396 MHz ppc core
		};
	};

	memory {
		device_type = "memory";
		reg = <0x00000000 0x10000000>;	// 256MB at 0
	};

	sram@30000000 {
		compatible = "fsl,mpc5121-sram";
		reg = <0x30000000 0x08000>;		// 32K at 0x30000000
	};

	soc@80000000 {
		compatible = "fsl,mpc5121-immr";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0x0 0x80000000 0x400000>;
		reg = <0x80000000 0x400000>;
		bus-frequency = <66000000>;	// 66 MHz ips bus

		// IPIC
		// interrupts cell = <intr #, sense>
		// sense values match linux IORESOURCE_IRQ_* defines:
		// sense == 8: Level, low assertion
		// sense == 2: Edge, high-to-low change
		//
		ipic: interrupt-controller@c00 {
			compatible = "fsl,mpc5121-ipic", "fsl,ipic";
			interrupt-controller;
			#address-cells = <0>;
			#interrupt-cells = <2>;
			reg = <0xc00 0x100>;
		};

		rtc@a00 {	// Real time clock
			compatible = "fsl,mpc5121-rtc";
			reg = <0xa00 0x100>;
			interrupts = <79 0x8 80 0x8>;
		};

		reset@e00 {	// Reset module
			compatible = "fsl,mpc5125-reset";
			reg = <0xe00 0x100>;
		};

		clock@f00 {	// Clock control
			compatible = "fsl,mpc5121-clock";
			reg = <0xf00 0x100>;
		};

		pmc@1000{  // Power Management Controller
			compatible = "fsl,mpc5121-pmc";
			reg = <0x1000 0x100>;
			interrupts = <83 0x2>;
		};

		gpio0: gpio@1100 {
			compatible = "fsl,mpc5125-gpio";
			reg = <0x1100 0x080>;
			interrupts = <78 0x8>;
		};

		gpio1: gpio@1180 {
			compatible = "fsl,mpc5125-gpio";
			reg = <0x1180 0x080>;
			interrupts = <86 0x8>;
		};

		can@1300 { // CAN rev.2
			compatible = "fsl,mpc5121-mscan";
			interrupts = <12 0x8>;
			reg = <0x1300 0x80>;
		};

		can@1380 {
			compatible = "fsl,mpc5121-mscan";
			interrupts = <13 0x8>;
			reg = <0x1380 0x80>;
		};

		sdhc@1500 {
			compatible = "fsl,mpc5121-sdhc";
			interrupts = <8 0x8>;
			reg = <0x1500 0x100>;
		};

		i2c@1700 {
			#address-cells = <1>;
			#size-cells = <0>;
			compatible = "fsl,mpc5121-i2c", "fsl-i2c";
			reg = <0x1700 0x20>;
			interrupts = <0x9 0x8>;
		};

		i2c@1720 {
			#address-cells = <1>;
			#size-cells = <0>;
			compatible = "fsl,mpc5121-i2c", "fsl-i2c";
			reg = <0x1720 0x20>;
			interrupts = <0xa 0x8>;
		};

		i2c@1740 {
			#address-cells = <1>;
			#size-cells = <0>;
			compatible = "fsl,mpc5121-i2c", "fsl-i2c";
			reg = <0x1740 0x20>;
			interrupts = <0xb 0x8>;
		};

		i2ccontrol@1760 {
			compatible = "fsl,mpc5121-i2c-ctrl";
			reg = <0x1760 0x8>;
		};

		diu@2100 {
			compatible = "fsl,mpc5121-diu";
			reg = <0x2100 0x100>;
			interrupts = <64 0x8>;
		};

		mdio@2800 {
			compatible = "fsl,mpc5121-fec-mdio";
			reg = <0x2800 0x800>;
			#address-cells = <1>;
			#size-cells = <0>;
			phy0: ethernet-phy@0 {
				reg = <1>;
			};
		};

		eth0: ethernet@2800 {
			compatible = "fsl,mpc5125-fec";
			reg = <0x2800 0x800>;
			local-mac-address = [ 00 00 00 00 00 00 ];
			interrupts = <4 0x8>;
			phy-handle = < &phy0 >;
			phy-connection-type = "rmii";
		};

		// IO control
		ioctl@a000 {
			compatible = "fsl,mpc5125-ioctl";
			reg = <0xA000 0x1000>;
		};

		// disable USB1 port
		// TODO:
		// correct pinmux config and fix USB3320 ulpi dependency
		// before re-enabling it
		usb@3000 {
			compatible = "fsl,mpc5121-usb2-dr";
			reg = <0x3000 0x400>;
			#address-cells = <1>;
			#size-cells = <0>;
			interrupts = <43 0x8>;
			dr_mode = "host";
			phy_type = "ulpi";
			status = "disabled";
		};

		// 5125 PSCs are not 52xx or 5121 PSC compatible
		// PSC1 uart0 aka ttyPSC0
		serial@11100 {
			compatible = "fsl,mpc5125-psc-uart", "fsl,mpc5125-psc";
			reg = <0x11100 0x100>;
			interrupts = <40 0x8>;
			fsl,rx-fifo-size = <16>;
			fsl,tx-fifo-size = <16>;
		};

		// PSC9 uart1 aka ttyPSC1
		serial@11900 {
			compatible = "fsl,mpc5125-psc-uart", "fsl,mpc5125-psc";
			reg = <0x11900 0x100>;
			interrupts = <40 0x8>;
			fsl,rx-fifo-size = <16>;
			fsl,tx-fifo-size = <16>;
		};

		pscfifo@11f00 {
			compatible = "fsl,mpc5121-psc-fifo";
			reg = <0x11f00 0x100>;
			interrupts = <40 0x8>;
		};

		dma@14000 {
			compatible = "fsl,mpc5121-dma"; // BSP name: "mpc512x-dma2"
			reg = <0x14000 0x1800>;
			interrupts = <65 0x8>;
		};
	};
};