OpenCloudOS-Kernel/arch/arm/boot/dts/stm32f746.dtsi

/*
 * 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 "skeleton.dtsi"
#include "armv7-m.dtsi"
#include <dt-bindings/pinctrl/stm32f746-pinfunc.h>
#include <dt-bindings/clock/stm32fx-clock.h>
#include <dt-bindings/mfd/stm32f7-rcc.h>

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

		clk-lse {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <32768>;
		};

		clk-lsi {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <32000>;
		};

		clk_i2s_ckin: clk-i2s-ckin {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <48000000>;
		};
	};

	soc {
		timer2: timer@40000000 {
			compatible = "st,stm32-timer";
			reg = <0x40000000 0x400>;
			interrupts = <28>;
			clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM2)>;
			status = "disabled";
		};

		timer3: timer@40000400 {
			compatible = "st,stm32-timer";
			reg = <0x40000400 0x400>;
			interrupts = <29>;
			clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM3)>;
			status = "disabled";
		};

		timer4: timer@40000800 {
			compatible = "st,stm32-timer";
			reg = <0x40000800 0x400>;
			interrupts = <30>;
			clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM4)>;
			status = "disabled";
		};

		timer5: timer@40000c00 {
			compatible = "st,stm32-timer";
			reg = <0x40000c00 0x400>;
			interrupts = <50>;
			clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM5)>;
		};

		timer6: timer@40001000 {
			compatible = "st,stm32-timer";
			reg = <0x40001000 0x400>;
			interrupts = <54>;
			clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM6)>;
			status = "disabled";
		};

		timer7: timer@40001400 {
			compatible = "st,stm32-timer";
			reg = <0x40001400 0x400>;
			interrupts = <55>;
			clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM7)>;
			status = "disabled";
		};

		usart2: serial@40004400 {
			compatible = "st,stm32f7-usart", "st,stm32f7-uart";
			reg = <0x40004400 0x400>;
			interrupts = <38>;
			clocks = <&rcc 1 CLK_USART2>;
			status = "disabled";
		};

		usart3: serial@40004800 {
			compatible = "st,stm32f7-usart", "st,stm32f7-uart";
			reg = <0x40004800 0x400>;
			interrupts = <39>;
			clocks = <&rcc 1 CLK_USART3>;
			status = "disabled";
		};

		usart4: serial@40004c00 {
			compatible = "st,stm32f7-uart";
			reg = <0x40004c00 0x400>;
			interrupts = <52>;
			clocks = <&rcc 1 CLK_UART4>;
			status = "disabled";
		};

		usart5: serial@40005000 {
			compatible = "st,stm32f7-uart";
			reg = <0x40005000 0x400>;
			interrupts = <53>;
			clocks = <&rcc 1 CLK_UART5>;
			status = "disabled";
		};

		usart7: serial@40007800 {
			compatible = "st,stm32f7-usart", "st,stm32f7-uart";
			reg = <0x40007800 0x400>;
			interrupts = <82>;
			clocks = <&rcc 1 CLK_UART7>;
			status = "disabled";
		};

		usart8: serial@40007c00 {
			compatible = "st,stm32f7-usart", "st,stm32f7-uart";
			reg = <0x40007c00 0x400>;
			interrupts = <83>;
			clocks = <&rcc 1 CLK_UART8>;
			status = "disabled";
		};

		usart1: serial@40011000 {
			compatible = "st,stm32f7-usart", "st,stm32f7-uart";
			reg = <0x40011000 0x400>;
			interrupts = <37>;
			clocks = <&rcc 1 CLK_USART1>;
			status = "disabled";
		};

		usart6: serial@40011400 {
			compatible = "st,stm32f7-usart", "st,stm32f7-uart";
			reg = <0x40011400 0x400>;
			interrupts = <71>;
			clocks = <&rcc 1 CLK_USART6>;
			status = "disabled";
		};

		syscfg: system-config@40013800 {
			compatible = "syscon";
			reg = <0x40013800 0x400>;
		};

		exti: interrupt-controller@40013c00 {
			compatible = "st,stm32-exti";
			interrupt-controller;
			#interrupt-cells = <2>;
			reg = <0x40013C00 0x400>;
			interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, <23>, <40>, <41>, <42>, <62>, <76>;
		};

		pwrcfg: power-config@40007000 {
			compatible = "syscon";
			reg = <0x40007000 0x400>;
		};

		pin-controller {
			#address-cells = <1>;
			#size-cells = <1>;
			compatible = "st,stm32f746-pinctrl";
			ranges = <0 0x40020000 0x3000>;
			interrupt-parent = <&exti>;
			st,syscfg = <&syscfg 0x8>;
			pins-are-numbered;

			gpioa: gpio@40020000 {
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x0 0x400>;
				clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOA)>;
				st,bank-name = "GPIOA";
			};

			gpiob: gpio@40020400 {
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x400 0x400>;
				clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOB)>;
				st,bank-name = "GPIOB";
			};

			gpioc: gpio@40020800 {
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x800 0x400>;
				clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOC)>;
				st,bank-name = "GPIOC";
			};

			gpiod: gpio@40020c00 {
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0xc00 0x400>;
				clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOD)>;
				st,bank-name = "GPIOD";
			};

			gpioe: gpio@40021000 {
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x1000 0x400>;
				clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOE)>;
				st,bank-name = "GPIOE";
			};

			gpiof: gpio@40021400 {
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x1400 0x400>;
				clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOF)>;
				st,bank-name = "GPIOF";
			};

			gpiog: gpio@40021800 {
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x1800 0x400>;
				clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOG)>;
				st,bank-name = "GPIOG";
			};

			gpioh: gpio@40021c00 {
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x1c00 0x400>;
				clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOH)>;
				st,bank-name = "GPIOH";
			};

			gpioi: gpio@40022000 {
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x2000 0x400>;
				clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOI)>;
				st,bank-name = "GPIOI";
			};

			gpioj: gpio@40022400 {
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x2400 0x400>;
				clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOJ)>;
				st,bank-name = "GPIOJ";
			};

			gpiok: gpio@40022800 {
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x2800 0x400>;
				clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOK)>;
				st,bank-name = "GPIOK";
			};

			usart1_pins_a: usart1@0 {
				pins1 {
					pinmux = <STM32F746_PA9_FUNC_USART1_TX>;
					bias-disable;
					drive-push-pull;
					slew-rate = <0>;
				};
				pins2 {
					pinmux = <STM32F746_PA10_FUNC_USART1_RX>;
					bias-disable;
				};
			};
		};

		rcc: rcc@40023800 {
			#clock-cells = <2>;
			compatible = "st,stm32f746-rcc", "st,stm32-rcc";
			reg = <0x40023800 0x400>;
			clocks = <&clk_hse>, <&clk_i2s_ckin>;
			st,syscfg = <&pwrcfg>;
		};
	};
};

&systick {
	clocks = <&rcc 1 0>;
	status = "okay";
};