linux/arch/arm/boot/dts/imx53-kp.dtsi

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright 2018
 * Lukasz Majewski, DENX Software Engineering, lukma@denx.de
 */

/dts-v1/;
#include "imx53-tqma53.dtsi"
#include <dt-bindings/input/input.h>

/ {
	buzzer {
		compatible = "pwm-beeper";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_buzzer>;
		pwms = <&pwm1 0 500000>;
	};

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

		button-kalt {
			label = "Kaltstart";
			linux,code = <KEY_F6>;
			gpios = <&gpio2 26 GPIO_ACTIVE_HIGH>;
		};

		button-pwr {
			label = "PowerFailInterrupt";
			linux,code = <KEY_F7>;
			gpios = <&gpio3 22 GPIO_ACTIVE_HIGH>;
		};
	};

	leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_leds>;

		led-bus {
			label = "bus";
			gpios = <&gpio2 30 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "gpio";
			default-state = "off";
		};

		led-error {
			label = "error";
			gpios = <&gpio3 28 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "gpio";
			default-state = "off";
		};

		led-flash {
			label = "flash";
			gpios = <&gpio5 0 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};
	};

	reg_3v3: regulator-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};
};

&can1 {
	status = "okay";
};

&can2 {
	status = "okay";
};

&i2c3 {
	status = "okay";

	gpio-expander1@22 {
		compatible = "nxp,pcf8574";
		reg = <0x22>;
		interrupts = <109>;
		#gpio-cells = <2>;
		gpio-controller;
	};

	rtc@51 {
		compatible = "nxp,pcf8563";
		reg = <0x51>;
	};
};

&iomuxc {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_kp_common>;

	imx53-kp-common {
		pinctrl_buzzer: buzzergrp {
			fsl,pins = <
				MX53_PAD_SD1_DATA3__PWM1_PWMO 0x1e4
			>;
		};

		pinctrl_gpiobuttons: gpiobuttonsgrp {
			fsl,pins = <
				MX53_PAD_EIM_RW__GPIO2_26 0x1e4
				MX53_PAD_EIM_D22__GPIO3_22 0x1e4
			>;
		};

		pinctrl_kp_common: kpcommongrp {
			fsl,pins = <
				MX53_PAD_EIM_CS0__GPIO2_23 0x1e4
				MX53_PAD_GPIO_19__GPIO4_5  0x1e4
				MX53_PAD_PATA_DATA6__GPIO2_6 0x1e4
				MX53_PAD_PATA_DATA7__GPIO2_7 0xe0
				MX53_PAD_CSI0_DAT14__GPIO6_0 0x1e4
				MX53_PAD_CSI0_DAT16__GPIO6_2 0x1e4
				MX53_PAD_CSI0_DAT18__GPIO6_4 0x1e4
				MX53_PAD_EIM_D17__GPIO3_17 0x1e4
				MX53_PAD_EIM_D18__GPIO3_18 0x1e4
				MX53_PAD_EIM_D21__GPIO3_21 0x1e4
				MX53_PAD_EIM_D29__GPIO3_29 0x1e4
				MX53_PAD_EIM_DA11__GPIO3_11 0x1e4
				MX53_PAD_EIM_DA13__GPIO3_13 0x1e4
				MX53_PAD_EIM_DA14__GPIO3_14 0x1e4
				MX53_PAD_SD1_DATA0__GPIO1_16 0x1e4
				MX53_PAD_SD1_CMD__GPIO1_18 0x1e4
				MX53_PAD_SD1_CLK__GPIO1_20 0x1e4
			>;
		};

		pinctrl_leds: ledgrp {
			fsl,pins = <
				MX53_PAD_EIM_EB2__GPIO2_30 0x1d4
				MX53_PAD_EIM_D28__GPIO3_28 0x1d4
				MX53_PAD_EIM_WAIT__GPIO5_0 0x1d4
			>;
		};

		pinctrl_uart4: uart4grp {
			fsl,pins = <
				MX53_PAD_CSI0_DAT12__UART4_TXD_MUX 0x1e4
				MX53_PAD_CSI0_DAT13__UART4_RXD_MUX 0x1e4
			>;
		};
	};
};

&pinctrl_uart1 {
	fsl,pins = <
		MX53_PAD_EIM_D23__GPIO3_23 0x1e4
		MX53_PAD_EIM_EB3__GPIO2_31 0x1e4
		MX53_PAD_EIM_D24__GPIO3_24 0x1e4
		MX53_PAD_EIM_D25__GPIO3_25 0x1e4
		MX53_PAD_EIM_D19__GPIO3_19 0x1e4
		MX53_PAD_EIM_D20__GPIO3_20 0x1e4
	>;
};

&uart1 {
	status = "okay";
};

&uart2 {
	status = "okay";
};

&uart3 {
	status = "okay";
};

&uart4 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart4>;
	status = "okay";
};

&usbh1 {
	status = "okay";
};

&usbphy0 {
	status = "disabled";
};