/*
 * Copyright (c) 2021 Telink Semiconductor
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/i2c/i2c.h>

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

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		cpu0: cpu@0 {
			reg = <0>;
			clock-frequency = <24000000>;
			compatible ="telink,b91", "riscv";
		};
	};

	soc {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "telink,telink_b91-soc";
		ranges;

		ram_ilm: memory@0 {
			compatible = "mmio-sram";
		};

		ram_dlm: memory@80000 {
			compatible = "mmio-sram";
		};

		flash_mspi: flash-controller@80140100 {
			compatible = "telink,b91-flash-controller";
			label = "FLASH_MSPI";
			reg = <0x80140100 0x40>;

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

			flash: flash@20000000 {
				compatible = "soc-nv-flash";
				write-block-size = <1>;
			};
		};

		power: power@80140180 {
			compatible = "telink,b91-power";
			reg = <0x80140180 0x40>;
			power-mode = "LDO_1P4_LDO_1P8";
			vbat-type = "VBAT_MAX_VALUE_GREATER_THAN_3V6";
			status = "okay";
		};

		gpioa: gpio@80140300 {
			compatible = "telink,b91-gpio";
			gpio-controller;
			interrupt-parent = <&plic0>;
			interrupts = <25 1>, <26 1>, <27 1>;
			reg = <0x80140300 0x08>;
			label = "GPIO_A";
			status = "disabled";
			#gpio-cells = <2>;
		};

		gpiob: gpio@80140308 {
			compatible = "telink,b91-gpio";
			gpio-controller;
			interrupt-parent = <&plic0>;
			interrupts = <25 1>, <26 1>, <27 1>;
			reg = <0x80140308 0x08>;
			label = "GPIO_B";
			status = "disabled";
			#gpio-cells = <2>;
		};

		gpioc: gpio@80140310 {
			compatible = "telink,b91-gpio";
			gpio-controller;
			interrupt-parent = <&plic0>;
			interrupts = <25 1>, <26 1>, <27 1>;
			reg = <0x80140310 0x08>;
			label = "GPIO_C";
			status = "disabled";
			#gpio-cells = <2>;
		};

		gpiod: gpio@80140318 {
			compatible = "telink,b91-gpio";
			gpio-controller;
			interrupt-parent = <&plic0>;
			interrupts = <25 1>, <26 1>, <27 1>;
			reg = <0x80140318 0x08>;
			label = "GPIO_D";
			status = "disabled";
			#gpio-cells = <2>;
		};

		gpioe: gpio@80140320 {
			compatible = "telink,b91-gpio";
			gpio-controller;
			interrupt-parent = <&plic0>;
			interrupts = <25 1>, <26 1>, <27 1>;
			reg = <0x80140320 0x08>;
			label = "GPIO_E";
			status = "disabled";
			#gpio-cells = <2>;
		};

		plic0: interrupt-controller@e4000000 {
			compatible = "sifive,plic-1.0.0";
			#interrupt-cells = <2>;
			interrupt-controller;
			reg = < 0xe4000000 0x00001000
					0xe4002000 0x00000800
					0xe4200000 0x00010000 >;
			reg-names = "prio", "irq_en", "reg";
			riscv,max-priority = <3>;
			riscv,ndev = <63>;
		};

		uart0: serial@80140080 {
			compatible = "telink,b91-uart";
			label = "UART_0";
			reg = <0x80140080 0x40>;
			interrupts = <19 1>;
			interrupt-parent = <&plic0>;
			status = "disabled";
		};

		uart1: serial@801400C0 {
			compatible = "telink,b91-uart";
			label = "UART_1";
			reg = <0x801400C0 0x40>;
			interrupts = <18 1>;
			interrupt-parent = <&plic0>;
			status = "disabled";
		};

		ieee802154: ieee802154@80140800 {
			compatible = "telink,b91-zb";
			reg = <0x80140800 0x800>;
			label = "IEEE802154";
			interrupt-parent = <&plic0>;
			interrupts = <15 2>;
			status = "disabled";
		};

		trng0: trng@80101800 {
			compatible = "telink,b91-trng";
			reg = <0x80101800 0x20>;
			label = "TRNG";
			status = "disabled";
		};

		pwm0: pwm@80140400 {
			compatible = "telink,b91-pwm";
			reg = <0x80140400 0x80>;
			channels = <6>;
			label = "PWM";
			status = "disabled";
			#pwm-cells = <2>;
		};

		hspi: spi@81FFFFC0 {
			compatible = "telink,b91-spi";
			label = "HSPI";
			reg = <0x81FFFFC0 0x40>;
			peripheral-id = "HSPI_MODULE";
			cs0-pin = "0";
			cs1-pin = "0";
			cs2-pin = "0";
			#address-cells = <1>;
			#size-cells = <0>;
			status = "disabled";
		};

		pspi: spi@80140040 {
			compatible = "telink,b91-spi";
			label = "PSPI";
			reg = <0x80140040 0x40>;
			peripheral-id = "PSPI_MODULE";
			cs0-pin = "0";
			cs1-pin = "0";
			cs2-pin = "0";
			#address-cells = <1>;
			#size-cells = <0>;
			status = "disabled";
		};

		i2c: i2c@80140280 {
			compatible = "telink,b91-i2c";
			label = "I2C";
			reg = <0x80140280 0x40>;
			#address-cells = <1>;
			#size-cells = <0>;
			status = "disabled";
			clock-frequency = <I2C_BITRATE_STANDARD>;
		};

		pinctrl: pinctrl@80140330 {
			compatible = "telink,b91-pinctrl";
			reg = <0x80140330 0x28
				   0x80140306 0x28
				   0x0000000e 0x0C>;
			reg-names = "pin_mux",
						"gpio_en",
						"pull_up_en";
			label = "PINCTRL";
			status = "okay";
		};
	};
};