xref: /openbmc/u-boot/arch/arm/dts/stm32f746.dtsi (revision da4e17f24c5b01e735ff5414256329f719203104)

/*
 * Copyright 2016 - Michael Kurz <michi.kurz@gmail.com>
 *
 * Based on:
 * stm32f429.dtsi from Linux
 * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
 *
 * This file is dual-licensed: you can use it either under the terms
 * of the GPL or the X11 license, at your option. Note that this dual
 * licensing only applies to this file, and not this project as a
 * whole.
 *
 *  a) This file 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.
 *
 *     This file is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 * Or, alternatively,
 *
 *  b) Permission is hereby granted, free of charge, to any person
 *     obtaining a copy of this software and associated documentation
 *     files (the "Software"), to deal in the Software without
 *     restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or
 *     sell copies of the Software, and to permit persons to whom the
 *     Software is furnished to do so, subject to the following
 *     conditions:
 *
 *     The above copyright notice and this permission notice shall be
 *     included in all copies or substantial portions of the Software.
 *
 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *     OTHER DEALINGS IN THE SOFTWARE.
 */

#include "armv7-m.dtsi"
#include <dt-bindings/pinctrl/stm32f746-pinfunc.h>

/ {
	clocks {
		clk_hse: clk-hse {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <0>;
		};
};

	soc {
		u-boot,dm-pre-reloc;
		mac: ethernet@40028000 {
			compatible = "st,stm32-dwmac";
			reg = <0x40028000 0x8000>;
			reg-names = "stmmaceth";
			interrupts = <61>, <62>;
			interrupt-names = "macirq", "eth_wake_irq";
			snps,pbl = <8>;
			snps,mixed-burst;
			dma-ranges;
			status = "disabled";
		};

		qspi: quadspi@A0001000 {
			compatible = "st,stm32-qspi";
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0xA0001000 0x1000>, <0x90000000 0x10000000>;
			reg-names = "QuadSPI", "QuadSPI-memory";
			interrupts = <92>;
			spi-max-frequency = <108000000>;
			status = "disabled";
		};
		usart1: serial@40011000 {
			compatible = "st,stm32-usart", "st,stm32-uart";
			reg = <0x40011000 0x400>;
			interrupts = <37>;
			clocks = <&rcc 0 164>;
			status = "disabled";
			u-boot,dm-pre-reloc;
		};
		rcc: rcc@40023810 {
			#reset-cells = <1>;
			#clock-cells = <2>;
			compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
			reg = <0x40023800 0x400>;
			clocks = <&clk_hse>;
			u-boot,dm-pre-reloc;
		};

		pinctrl: pin-controller {
			#address-cells = <1>;
			#size-cells = <1>;
			compatible = "st,stm32f746-pinctrl";
			ranges = <0 0x40020000 0x3000>;
			u-boot,dm-pre-reloc;
			pins-are-numbered;
		};
	};
};

&systick {
	status = "okay";
};