/*
 * Copyright (c) 2021 BrainCo Inc.
 *
 * SPDX-License-Identifier: Apache-2.0
 */

#include <arm/armv7-m.dtsi>
#include <dt-bindings/gpio/gpio.h>

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

		cpu0: cpu@0 {
			clock-frequency = <108000000>;
			device_type = "cpu";
			compatible = "arm,cortex-m4f";
			reg = <0>;
		};
	};

	soc {
		sram0: memory@20000000 {
			compatible = "mmio-sram";
		};

		fmc: flash-controller@40022000 {
			compatible = "gd,gd32-flash-controller";
			label = "FMC";
			reg = <0x40022000 0x400>;

			#address-cells = <1>;
			#size-cells = <1>;

			flash0: flash@8000000 {
				compatible = "soc-nv-flash";
				label = "FLASH_0";
			};
		};

		usart0: usart@40013800 {
			compatible = "gd,gd32-usart";
			reg = <0x40013800 0x400>;
			interrupts = <27 0>;
			rcu-periph-clock = <0x060e>;
			status = "disabled";
			label = "USART_0";
		};

		usart1: usart@40004400 {
			compatible = "gd,gd32-usart";
			reg = <0x40004400 0x400>;
			interrupts = <28 0>;
			rcu-periph-clock = <0x0711>;
			status = "disabled";
			label = "USART_1";
		};

		pinctrl: pin-controller@48000000 {
			compatible = "gd,gd32-pinctrl-af";
			reg = <0x48000000 0x1800>;
			#address-cells = <1>;
			#size-cells = <1>;
			status = "okay";
			label = "PINCTRL";

			gpioa: gpio@48000000 {
				compatible = "gd,gd32-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x48000000 0x400>;
				rcu-periph-clock = <0x511>;
				status = "disabled";
				label = "GPIOA";
			};

			gpiob: gpio@48000400 {
				compatible = "gd,gd32-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x48000400 0x400>;
				rcu-periph-clock = <0x512>;
				status = "disabled";
				label = "GPIOB";
			};

			gpioc: gpio@48000800 {
				compatible = "gd,gd32-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x48000800 0x400>;
				rcu-periph-clock = <0x513>;
				status = "disabled";
				label = "GPIOC";
			};

			gpiod: gpio@48000c00 {
				compatible = "gd,gd32-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x48000c00 0x400>;
				rcu-periph-clock = <0x514>;
				status = "disabled";
				label = "GPIOD";
			};

			gpiof: gpio@48001400 {
				compatible = "gd,gd32-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x48001400 0x400>;
				rcu-periph-clock = <0x516>;
				status = "disabled";
				label = "GPIOF";
			};
		};
	};
};

&nvic {
	arm,num-irq-priority-bits = <4>;
};