u-boot/arch/arm/dts/stm32mp251.dtsi

// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)
/*
 * Copyright (C) STMicroelectronics 2023 - All Rights Reserved
 * Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
 */
#include <dt-bindings/interrupt-controller/arm-gic.h>

/ {
	#address-cells = <2>;
	#size-cells = <2>;

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

		cpu0: cpu@0 {
			compatible = "arm,cortex-a35";
			device_type = "cpu";
			reg = <0>;
			enable-method = "psci";
		};
	};

	arm-pmu {
		compatible = "arm,cortex-a35-pmu";
		interrupts = <GIC_SPI 368 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-affinity = <&cpu0>;
		interrupt-parent = <&intc>;
	};

	arm_wdt: watchdog {
		compatible = "arm,smc-wdt";
		arm,smc-id = <0xb200005a>;
		status = "disabled";
	};

	clocks {
		ck_flexgen_08: ck-flexgen-08 {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <100000000>;
		};

		ck_flexgen_51: ck-flexgen-51 {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <200000000>;
		};

		ck_icn_ls_mcu: ck-icn-ls-mcu {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <200000000>;
		};
	};

	firmware {
		optee {
			compatible = "linaro,optee-tz";
			method = "smc";
		};

		scmi {
			compatible = "linaro,scmi-optee";
			#address-cells = <1>;
			#size-cells = <0>;
			linaro,optee-channel-id = <0>;

			scmi_clk: protocol@14 {
				reg = <0x14>;
				#clock-cells = <1>;
			};

			scmi_reset: protocol@16 {
				reg = <0x16>;
				#reset-cells = <1>;
			};
		};
	};

	intc: interrupt-controller@4ac00000 {
		compatible = "arm,cortex-a7-gic";
		#interrupt-cells = <3>;
		#address-cells = <1>;
		interrupt-controller;
		reg = <0x0 0x4ac10000 0x0 0x1000>,
		      <0x0 0x4ac20000 0x0 0x2000>,
		      <0x0 0x4ac40000 0x0 0x2000>,
		      <0x0 0x4ac60000 0x0 0x2000>;
	};

	psci {
		compatible = "arm,psci-1.0";
		method = "smc";
	};

	timer {
		compatible = "arm,armv8-timer";
		interrupt-parent = <&intc>;
		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
		always-on;
	};

	soc@0 {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		interrupt-parent = <&intc>;
		ranges = <0x0 0x0 0x0 0x80000000>;

		rifsc: rifsc-bus@42080000 {
			compatible = "simple-bus";
			reg = <0x42080000 0x1000>;
			#address-cells = <1>;
			#size-cells = <1>;
			ranges;

			usart2: serial@400e0000 {
				compatible = "st,stm32h7-uart";
				reg = <0x400e0000 0x400>;
				interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>;
				clocks = <&ck_flexgen_08>;
				status = "disabled";
			};
		};

		syscfg: syscon@44230000 {
			compatible = "st,stm32mp25-syscfg", "syscon";
			reg = <0x44230000 0x10000>;
		};

		pinctrl: pinctrl@44240000 {
			#address-cells = <1>;
			#size-cells = <1>;
			compatible = "st,stm32mp257-pinctrl";
			ranges = <0 0x44240000 0xa0400>;
			pins-are-numbered;

			gpioa: gpio@44240000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0x0 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOA";
				status = "disabled";
			};

			gpiob: gpio@44250000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0x10000 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOB";
				status = "disabled";
			};

			gpioc: gpio@44260000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0x20000 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOC";
				status = "disabled";
			};

			gpiod: gpio@44270000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0x30000 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOD";
				status = "disabled";
			};

			gpioe: gpio@44280000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0x40000 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOE";
				status = "disabled";
			};

			gpiof: gpio@44290000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0x50000 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOF";
				status = "disabled";
			};

			gpiog: gpio@442a0000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0x60000 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOG";
				status = "disabled";
			};

			gpioh: gpio@442b0000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0x70000 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOH";
				status = "disabled";
			};

			gpioi: gpio@442c0000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0x80000 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOI";
				status = "disabled";
			};

			gpioj: gpio@442d0000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0x90000 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOJ";
				status = "disabled";
			};

			gpiok: gpio@442e0000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0xa0000 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOK";
				status = "disabled";
			};
		};

		pinctrl_z: pinctrl@46200000 {
			#address-cells = <1>;
			#size-cells = <1>;
			compatible = "st,stm32mp257-z-pinctrl";
			ranges = <0 0x46200000 0x400>;
			pins-are-numbered;

			gpioz: gpio@46200000 {
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
				reg = <0 0x400>;
				clocks = <&ck_icn_ls_mcu>;
				st,bank-name = "GPIOZ";
				st,bank-ioport = <11>;
				status = "disabled";
			};

		};
	};
};