zephyr/dts/rx/renesas/rx-qemu.dtsi

/*
 * Copyright (c) 2024 Renesas Electronics Corporation
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/*
 * common device tree elements of all (currently supported) RX MCUs
 */

#include <mem.h>
#include <zephyr/dt-bindings/clock/rx_clock.h>
#include <zephyr/dt-bindings/pinctrl/renesas/pinctrl-rx.h>
#include <freq.h>

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

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

		cpu0: cpu@0 {
			compatible = "renesas,rx";
			device_type = "cpu";
			reg = <0>;
			status = "okay";
		};
	}; /* cpus */

	icu: interrupt-controller@87000 {
		#interrupt-cells = <2>;
		compatible = "renesas,rx-icu";
		interrupt-controller;
		reg = <0x0087000 0xff>,
		      <0x0087200 0x1f>,
		      <0x0087300 0xff>,
		      <0x00872f0 0x02>,
		      <0x0087500 0x0f>,
		      <0x0087510 0x01>,
		      <0x0087514 0x01>;
		reg-names = "IR", "IER", "IPR", "FIR","IRQCR","IRQFLTE","IRQFLTC0";
	};

	clocks: clocks {
		#address-cells = <1>;
		#size-cells = <1>;

		xtal: clock-main-osc {
			compatible = "renesas,rx-cgc-root-clock";
			clock-frequency = <DT_FREQ_M(8)>;
			mosel = <0>;
			stabilization-time = <4>;
			#clock-cells = <0>;
			status = "disabled";
		};

		hoco: clock-hoco {
			compatible = "renesas,rx-cgc-root-clock";
			clock-frequency = <DT_FREQ_M(32)>;
			#clock-cells = <0>;
			status = "okay";
		};

		loco: clock-loco {
			compatible = "renesas,rx-cgc-root-clock";
			clock-frequency =  <DT_FREQ_M(4)>;
			#clock-cells = <0>;
			status = "okay";
		};

		subclk: clock-subclk {
			compatible = "renesas,rx-cgc-root-clock";
			clock-frequency = <32768>;
			drive-capacity = <0>;
			#clock-cells = <0>;
			status = "disabled";
		};

		iwdtlsclk: clock-iwdt-low-speed {
			compatible = "renesas,rx-cgc-root-clock";
			clock-frequency = <15000>;
			#clock-cells = <0>;
			status = "disabled";
		};

		pll: pll {
			compatible = "renesas,rx-cgc-pll";
			#clock-cells = <0>;
			div = <2>;
			clocks = <&xtal>;
			mul = <RX_PLL_MUL_8>;
			status = "disabled";
		};

		pclkblock: pclkblock@80010 {
			compatible = "renesas,rx-cgc-pclk-block";
			reg = <0x00080010 4>, <0x00080014 4>, <0x00080018 4>,
					<0x0008001C 4>;
			reg-names = "MSTPA", "MSTPB", "MSTPC", "MSTPD";
			#clock-cells = <0>;
			clocks = <&pll>;
			status = "okay";

			iclk: iclk {
				compatible = "renesas,rx-cgc-pclk";
				div = <1>;
				#clock-cells = <2>;
				status = "okay";
			};

			fclk: fclk {
				compatible = "renesas,rx-cgc-pclk";
				div = <1>;
				#clock-cells = <2>;
				status = "okay";
			};

			pclkb: pclkb {
				compatible = "renesas,rx-cgc-pclk";
				div = <1>;
				#clock-cells = <2>;
				status = "okay";
			};

			pclkd: pclkd {
				compatible = "renesas,rx-cgc-pclk";
				div = <1>;
				#clock-cells = <2>;
				status = "okay";
			};
		};
	};

	soc {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "simple-bus";
		interrupt-parent = <&icu>;

		sram0: memory@0 {
			device_type = "memory";
			compatible = "mmio-sram";
			reg = <0x0 DT_SIZE_K(96)>;
		};

		flash-controller@7e0000 {
			reg = <0x007e0000 0x1000>;
			#address-cells = <1>;
			#size-cells = <1>;

			code_flash: flash@fff80000 {
				compatible = "soc-nv-flash";
				reg = <0xfff80000 DT_SIZE_K(512)>;
			};
		};

		sci0: sci0@88240 {
			compatible = "renesas,rx-sci";
			interrupts = <215 1>, <216 1>, <217 1>, <214 1>;
			interrupt-names = "rxi", "txi", "tei", "eri";
			reg = <0x88240 0x08>;
			status = "disabled";
			channel = <0>;

			uart {
				compatible = "renesas,rx-uart-sci-qemu";
				status = "disabled";
			};
		};

		cmt: timer@88000 {
			compatible = "renesas,rx-timer-cmt-start-control";
			#address-cells = <1>;
			#size-cells = <1>;
			reg = <0x00088000 0x02>;
			clocks = <&pclkb MSTPA 15>;
			reg-names = "CMSTR0";
			status = "okay";

			cmt0: timer@88002 {
				compatible = "renesas,rx-timer-cmt";
				#address-cells = <1>;
				#size-cells = <1>;
				reg = <0x00088002 0x02>,
				      <0x00088004 0x02>,
				      <0x00088006 0x02>;
				reg-names = "CMCR", "CMCNT", "CMCOR";
				interrupts = <28 1>;
				interrupt-names = "cmi";
				status = "okay";
			};

			cmt1: timer@88008 {
				compatible = "renesas,rx-timer-cmt";
				reg = <0x00088008 0x02>,
				      <0x0008800A 0x02>,
				      <0x0008800C 0x02>;
				reg-names = "CMCR", "CMCNT", "CMCOR";
				interrupts = <29 1>;
				interrupt-names = "cmi";
				status = "okay";
			};
		};
	};
};