xref: /freebsd/sys/contrib/device-tree/src/arm64/renesas/r9a09g057h48-kakip.dts (revision 8ccc0d235c226d84112561d453c49904398d085c)

// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
 * Device Tree Source for Yuridenki-Shokai the Kakip board
 *
 * Copyright (C) 2024 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
 */

/dts-v1/;

#include <dt-bindings/pinctrl/renesas,r9a09g057-pinctrl.h>
#include <dt-bindings/gpio/gpio.h>
#include "r9a09g057.dtsi"

/ {
	model = "Yuridenki-Shokai Kakip Board based on r9a09g057h48";
	compatible = "yuridenki,kakip", "renesas,r9a09g057h48", "renesas,r9a09g057";

	aliases {
		serial0 = &scif;
		mmc0 = &sdhi0;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	memory@48000000 {
		device_type = "memory";
		/* first 128MB is reserved for secure area. */
		reg = <0x0 0x48000000 0x1 0xF8000000>;
	};

	reg_3p3v: regulator-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "fixed-3.3V";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
		regulator-always-on;
	};

	vqmmc_sdhi0: regulator-vccq-sdhi0 {
		compatible = "regulator-gpio";
		regulator-name = "SDHI0 VccQ";
		gpios = <&pinctrl RZV2H_GPIO(A, 0) GPIO_ACTIVE_HIGH>;
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;
		gpios-states = <0>;
		states = <3300000 0>, <1800000 1>;
	};
};

&ostm0 {
	status = "okay";
};

&ostm1 {
	status = "okay";
};

&ostm2 {
	status = "okay";
};

&ostm3 {
	status = "okay";
};

&ostm4 {
	status = "okay";
};

&ostm5 {
	status = "okay";
};

&ostm6 {
	status = "okay";
};

&ostm7 {
	status = "okay";
};

&pinctrl {
	scif_pins: scif {
		pins =  "SCIF_RXD", "SCIF_TXD";
	};

	sd0-pwr-en-hog {
		gpio-hog;
		gpios = <RZV2H_GPIO(A, 1) GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "sd0_pwr_en";
	};

	sdhi0_pins: sd0 {
		sd0-clk {
			pins = "SD0CLK";
			renesas,output-impedance = <3>;
			slew-rate = <0>;
		};

		sd0-data {
			pins = "SD0DAT0", "SD0DAT1", "SD0DAT2", "SD0DAT3", "SD0CMD";
			input-enable;
			renesas,output-impedance = <3>;
			slew-rate = <0>;
		};

		sd0-mux {
			pinmux = <RZV2H_PORT_PINMUX(A, 5, 15)>; /* SD0_CD */
		};
	};
};

&qextal_clk {
	clock-frequency = <24000000>;
};

&scif {
	pinctrl-0 = <&scif_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&sdhi0 {
	pinctrl-0 = <&sdhi0_pins>;
	pinctrl-names = "default";
	vmmc-supply = <&reg_3p3v>;
	vqmmc-supply = <&vqmmc_sdhi0>;
	bus-width = <4>;

	status = "okay";
};