xref: /openbmc/linux/scripts/dtc/include-prefixes/arm64/mediatek/mt8365-evk.dts (revision 56e9f0f4)

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2021-2022 BayLibre, SAS.
 * Authors:
 * Fabien Parent <fparent@baylibre.com>
 * Bernhard Rosenkränzer <bero@baylibre.com>
 */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/mt8365-pinfunc.h>
#include "mt8365.dtsi"
#include "mt6357.dtsi"

/ {
	model = "MediaTek MT8365 Open Platform EVK";
	compatible = "mediatek,mt8365-evk", "mediatek,mt8365";

	aliases {
		serial0 = &uart0;
	};

	chosen {
		stdout-path = "serial0:921600n8";
	};

	firmware {
		optee {
			compatible = "linaro,optee-tz";
			method = "smc";
		};
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&gpio_keys>;

		key-volume-up {
			gpios = <&pio 24 GPIO_ACTIVE_LOW>;
			label = "volume_up";
			linux,code = <KEY_VOLUMEUP>;
			wakeup-source;
			debounce-interval = <15>;
		};
	};

	memory@40000000 {
		device_type = "memory";
		reg = <0 0x40000000 0 0xc0000000>;
	};

	usb_otg_vbus: regulator-0 {
		compatible = "regulator-fixed";
		regulator-name = "otg_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&pio 16 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		/* 192 KiB reserved for ARM Trusted Firmware (BL31) */
		bl31_secmon_reserved: secmon@43000000 {
			no-map;
			reg = <0 0x43000000 0 0x30000>;
		};

		/* 12 MiB reserved for OP-TEE (BL32)
		 * +-----------------------+ 0x43e0_0000
		 * |      SHMEM 2MiB       |
		 * +-----------------------+ 0x43c0_0000
		 * |        | TA_RAM  8MiB |
		 * + TZDRAM +--------------+ 0x4340_0000
		 * |        | TEE_RAM 2MiB |
		 * +-----------------------+ 0x4320_0000
		 */
		optee_reserved: optee@43200000 {
			no-map;
			reg = <0 0x43200000 0 0x00c00000>;
		};
	};
};

&i2c0 {
	clock-frequency = <100000>;
	pinctrl-0 = <&i2c0_pins>;
	pinctrl-names = "default";
	status = "okay";
};

&mt6357_pmic {
	interrupts-extended = <&pio 145 IRQ_TYPE_LEVEL_HIGH>;
	interrupt-controller;
	#interrupt-cells = <2>;
};

&pio {
	gpio_keys: gpio-keys-pins {
		pins {
			pinmux = <MT8365_PIN_24_KPCOL0__FUNC_KPCOL0>;
			bias-pull-up;
			input-enable;
		};
	};

	i2c0_pins: i2c0-pins {
		pins {
			pinmux = <MT8365_PIN_57_SDA0__FUNC_SDA0_0>,
				 <MT8365_PIN_58_SCL0__FUNC_SCL0_0>;
			bias-pull-up;
		};
	};

	uart0_pins: uart0-pins {
		pins {
			pinmux = <MT8365_PIN_35_URXD0__FUNC_URXD0>,
				 <MT8365_PIN_36_UTXD0__FUNC_UTXD0>;
		};
	};

	uart1_pins: uart1-pins {
		pins {
			pinmux = <MT8365_PIN_37_URXD1__FUNC_URXD1>,
				 <MT8365_PIN_38_UTXD1__FUNC_UTXD1>;
		};
	};

	uart2_pins: uart2-pins {
		pins {
			pinmux = <MT8365_PIN_39_URXD2__FUNC_URXD2>,
				 <MT8365_PIN_40_UTXD2__FUNC_UTXD2>;
		};
	};

	usb_pins: usb-pins {
		id-pins {
			pinmux = <MT8365_PIN_17_GPIO17__FUNC_GPIO17>;
			input-enable;
			bias-pull-up;
		};

		usb0-vbus-pins {
			pinmux = <MT8365_PIN_16_GPIO16__FUNC_USB_DRVVBUS>;
			output-high;
		};

		usb1-vbus-pins {
			pinmux = <MT8365_PIN_18_GPIO18__FUNC_GPIO18>;
			output-high;
		};
	};

	pwm_pins: pwm-pins {
		pins {
			pinmux = <MT8365_PIN_19_DISP_PWM__FUNC_PWM_A>,
				 <MT8365_PIN_116_I2S_BCK__FUNC_PWM_C>;
		};
	};
};

&pwm {
	pinctrl-0 = <&pwm_pins>;
	pinctrl-names = "default";
	status = "okay";
};

&uart0 {
	pinctrl-0 = <&uart0_pins>;
	pinctrl-names = "default";
	status = "okay";
};

&uart1 {
	pinctrl-0 = <&uart1_pins>;
	pinctrl-names = "default";
	status = "okay";
};

&uart2 {
	pinctrl-0 = <&uart2_pins>;
	pinctrl-names = "default";
	status = "okay";
};