boards/renesas/ek_ra8p1/ek_ra8p1.dtsi

/*
 * Copyright (c) 2025 Renesas Electronics Corporation
 * SPDX-License-Identifier: Apache-2.0
 */

#include <dt-bindings/gpio/gpio.h>
#include <zephyr/dt-bindings/gpio/arducam-ffc-40pin-connector.h>
#include <dt-bindings/input/input-event-codes.h>
#include "ek_ra8p1-pinctrl.dtsi"
#include <zephyr/dt-bindings/memory-attr/memory-attr-arm.h>
#include <zephyr/dt-bindings/memory-controller/renesas,ra-sdram.h>

/ {
	leds {
		compatible = "gpio-leds";

		led1: led1 {
			gpios = <&ioport6 0 GPIO_ACTIVE_HIGH>;
			label = "LED1";
		};

		led2: led2 {
			gpios = <&ioport3 3 GPIO_ACTIVE_HIGH>;
			label = "LED2";
		};

		led3: led3 {
			gpios = <&ioporta 7 GPIO_ACTIVE_HIGH>;
			label = "LED3";
		};
	};

	buttons {
		compatible = "gpio-keys";

		button0: s1 {
			gpios = <&ioport0 9 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
			label = "Push button switch 1";
			zephyr,code = <INPUT_KEY_0>;
			status = "disabled";
		};

		button1: s2 {
			gpios = <&ioport0 8 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
			label = "Push button switch 2";
			zephyr,code = <INPUT_KEY_1>;
			status = "disabled";
		};
	};

	sdram1: sdram@68000000 {
		compatible = "zephyr,memory-region", "mmio-sram";
		device_type = "memory";
		reg = <0x68000000 DT_SIZE_M(64)>;
		zephyr,memory-region = "SDRAM";
		status = "okay";
	};

	arducam_ffc_40pin_connector: arducam-ffc-40pin-connector {
		compatible = "arducam,ffc-40pin-connector";
		#gpio-cells = <2>;
		gpio-map-mask = <0xffffffff 0xffffffc0>;
		gpio-map-pass-thru = <0x0 0x3f>;
		gpio-map = <ARDUCAM_FFC_40PIN_RESET 0 &ioport7 9 0>;
	};
};

&xtal {
	clock-frequency = <DT_FREQ_M(24)>;
	mosel = <0>;
	#clock-cells = <0>;
	status = "okay";
};

&pll {
	status = "okay";

	pllp: pllp {
		status = "okay";
	};

	pllq: pllq {
		status = "okay";
	};

	pllr: pllr {
		status = "okay";
	};
};

&pll2 {
	clocks = <&xtal>;
	div = <3>;
	mul = <300 0>;
	status = "okay";

	pll2p {
		div = <4>;
		freq = <DT_FREQ_M(600)>;
		status = "okay";
	};

	pll2q {
		div = <3>;
		freq = <DT_FREQ_M(800)>;
		status = "okay";
	};

	pll2r {
		div = <5>;
		freq = <DT_FREQ_M(480)>;
		status = "okay";
	};
};

&sciclk {
	clocks = <&pll2r>;
	div = <4>;
	status = "okay";
};

&lcdclk {
	clocks = <&pll2r>;
	div = <2>;
	status = "okay";
};

&uclk {
	clocks = <&pll2r>;
	div = <10>;
	status = "okay";
};

&gptclk {
	clocks = <&pll2p>;
	div = <2>;
	status = "okay";
};

&ioport0 {
	status = "okay";
};

&ioport1 {
	status = "okay";
};

&ioport2 {
	status = "okay";
};

&ioport3 {
	status = "okay";
};

&ioport4 {
	status = "okay";
};

&ioport5 {
	status = "okay";
};

&ioport6 {
	status = "okay";
};

&ioport7 {
	status = "okay";
};

&ioport8 {
	status = "okay";
};

&ioporta {
	status = "okay";
};

&usbfs {
	pinctrl-0 = <&usbfs_default>;
	pinctrl-names = "default";
	maximum-speed = "full-speed";
};

&usbhs {
	pinctrl-0 = <&usbhs_default>;
	pinctrl-names = "default";
	maximum-speed = "high-speed";
};

&usbhs_phy {
	phys-clock-src = "xtal";
};

&sdram {
	pinctrl-0 = <&sdram_default>;
	pinctrl-names = "default";
	status = "okay";
	auto-refresh-interval = <SDRAM_AUTO_REFREDSH_INTERVEL_10CYCLES>;
	auto-refresh-count = <SDRAM_AUTO_REFREDSH_COUNT_8TIMES>;
	precharge-cycle-count = <SDRAM_AUTO_PRECHARGE_CYCLE_3CYCLES>;
	multiplex-addr-shift = "9-bit";
	edian-mode = "little-endian";
	continuous-access;
	bus-width = "32-bit";

	bank@0 {
		reg = <0>;
		renesas,ra-sdram-timing = <SDRAM_TRAS_6CYCLES
					   SDRAM_TRCD_3CYCLES
					   SDRAM_TRP_3CYCLES
					   SDRAM_TWR_2CYCLES
					   SDRAM_TCL_3CYCLES
					   937
					   SDRAM_TREFW_8CYCLES>;
	};
};