zephyr/dts/arm/realtek/ec/rts5912.dtsi

/*
 * SPDX-License-Identifier: Apache-2.0
 *
 * Copyright (c) 2024 Realtek Semiconductor Corporation, SIBG-SD7
 *
 */

#include <arm/armv8-m.dtsi>
#include <zephyr/dt-bindings/clock/rts5912_clock.h>
#include <zephyr/dt-bindings/gpio/realtek-gpio.h>

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

		cpu0: cpu@0 {
			compatible = "arm,cortex-m33f";
			reg = <0>;
			cpu-power-states = <&idle &suspend_to_ram>;
		};

		power-states {
			idle: idle {
				compatible = "zephyr,power-state";
				power-state-name = "suspend-to-idle";
				min-residency-us = <100000>;
			};

			suspend_to_ram: suspend_to_ram {
				compatible = "zephyr,power-state";
				power-state-name = "suspend-to-ram";
				min-residency-us = <250000>;
			};
		};
	};

	flash0: flash@20000400 {
		reg = <0x20000400 0x4FC00>;
	};

	sram0: memory@20050000 {
		compatible = "mmio-sram";
		reg = <0x20050000 0x8000>;
	};

	clocks {
		rc25m: rc25m {
			compatible = "fixed-clock";
			clock-frequency = <25000000>;
			#clock-cells = <0>;
		};

		pll: pll {
			compatible = "fixed-clock";
			clock-frequency = <100000000>;
			#clock-cells = <0>;
		};
	};

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

		sccon: clock-controller@40020000 {
			compatible = "realtek,rts5912-sccon";
			reg = <0x40020000 0xf0>;
			#clock-cells = <2>;
			clocks = <&rc25m>, <&pll>;
			clock-names = "rc25m", "pll";
		};

		slwtmr0: slwtmr0@4000c200 {
			compatible = "realtek,rts5912-slwtimer";
			reg = <0x4000c200 0x10>;
			interrupts = <202 0>;
			clocks = <&sccon RTS5912_SCCON_PERIPH_GRP1 PERIPH_GRP1_SLWTMR0_CLKPWR>;
			clock-names = "slwtmr";
			max-value = <0xFFFFFFFF>;
			clock-frequency = <1000000>;
			prescaler = <0>;
			status = "okay";
		};

		rtmr: rtmr@4000c500 {
			compatible = "realtek,rts5912-rtmr";
			reg = <0x4000c500 0x10>;
			interrupts = <204 0>;
			status = "okay";
		};

		uart0: uart@40010100 {
			compatible = "ns16550";
			reg = <0x40010100 0x100>;
			reg-shift = <2>;
			clock-frequency = <25000000>;
			interrupts = <191 0>;
			status = "disabled";
		};

		uart0_wrapper: uart_wrapper@40010200 {
			compatible = "realtek,rts5912-uart";
			reg = <0x40010200 0x0020>;
			port = <0>;
			clocks = <&sccon RTS5912_SCCON_UART UART0_CLKPWR>;
			clock-names = "uart0";
			status = "disabled";
		};

		pinctrl: pin-controller@40090000 {
			compatible = "realtek,rts5912-pinctrl";
			#address-cells = <1>;
			#size-cells = <1>;
			reg = <0x40090000 0x300>;

			/* GPIO0-GPIO15 */
			gpioa: gpio@40090000 {
				compatible = "realtek,rts5912-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x40090000 0x40>;
				ngpios = <16>;
				interrupts = <0 0 1 0 2 0 3 0
					      4 0 5 0 6 0 7 0
					      8 0 9 0 10 0 11 0
					      12 0 13 0 14 0 15 0>;
			};

			/* GPIO16-GPIO31 */
			gpiob: gpio@40090040 {
				compatible = "realtek,rts5912-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x40090040 0x40>;
				ngpios = <16>;
				interrupts = <16 0 17 0 18 0 19 0
					      20 0 21 0 22 0 23 0
					      24 0 25 0 26 0 27 0
					      28 0 29 0 30 0 31 0>;
			};

			/* GPIO32-GPIO47 */
			gpioc: gpio@40090080 {
				compatible = "realtek,rts5912-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x40090080 0x40>;
				ngpios = <16>;
				interrupts = <32 0 33 0 34 0 35 0
					      36 0 37 0 38 0 39 0
					      40 0 41 0 42 0 43 0
					      44 0 45 0 46 0 47 0>;
			};

			/* GPIO48-GPIO63 */
			gpiod: gpio@400900c0 {
				compatible = "realtek,rts5912-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x400900c0 0x40>;
				ngpios = <16>;
				interrupts = <48 0 49 0 50 0 51 0
					      52 0 53 0 54 0 55 0
					      56 0 57 0 58 0 59 0
					      60 0 61 0 62 0 63 0>;
			};

			/* GPIO64-GPIO79 */
			gpioe: gpio@40090100 {
				compatible = "realtek,rts5912-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x40090100 0x40>;
				ngpios = <16>;
				interrupts = <64 0 65 0 66 0 67 0
					      68 0 69 0 70 0 71 0
					      72 0 73 0 74 0 75 0
					      76 0 77 0 78 0 79 0>;
			};

			/* GPIO80-GPIO95 */
			gpiof: gpio@40090140 {
				compatible = "realtek,rts5912-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x40090140 0x40>;
				ngpios = <16>;
				interrupts = <80 0 81 0 82 0 83 0
					      84 0 85 0 86 0 87 0
					      88 0 89 0 90 0 91 0
					      92 0 93 0 94 0 95 0>;
			};

			/* GPIO96-GPIO111 */
			gpiog: gpio@40090180 {
				compatible = "realtek,rts5912-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x40090180 0x40>;
				ngpios = <16>;
				interrupts = <96 0 97 0 98 0 99 0
					      100 0 101 0 102 0 103 0
					      104 0 105 0 106 0 107 0
					      108 0 109 0 110 0 111 0>;
			};

			/* GPIO112-GPIO127 */
			gpioh: gpio@400901c0 {
				compatible = "realtek,rts5912-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x400901c0 0x40>;
				ngpios = <16>;
				interrupts = <112 0 113 0 114 0 115 0
					      116 0 117 0 118 0 119 0
					      120 0 121 0 122 0 123 0
					      124 0 125 0 126 0 127 0>;
			};

			/* GPIO128-GPIO131 */
			gpioi: gpio@40090200 {
				compatible = "realtek,rts5912-gpio";
				gpio-controller;
				#gpio-cells = <2>;
				reg = <0x40090200 0x10>;
				ngpios = <4>;
				interrupts = <128 0 129 0 130 0 131 0
					      132 0 133 0 134 0 135 0
					      136 0 137 0 138 0 139 0
					      140 0 141 0 142 0 143 0>;
			};
		};
	};

	swj_port: swj-port {
		compatible = "swj-connector";
		pinctrl-0 = <&jtag_tdi_gpio87 &jtag_tdo_gpio88 &jtag_rst_gpio89
			     &jtag_clk_gpio90 &jtag_tms_gpio91>;
		pinctrl-names = "default";
	};
};

&nvic {
	arm,num-irq-priority-bits = <3>;
};

&systick {
	status = "disabled";
};