// SPDX-License-Identifier: GPL-2.0+ OR X11
/*
 * Copyright 2018-2019 Toradex
 */

/dts-v1/;

#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include "imx6dl.dtsi"
#include "imx6qdl-colibri.dtsi"

/ {
	model = "Toradex Colibri iMX6DL/S on Colibri Iris V2 Board";
	compatible = "toradex,colibri_imx6dl-iris-v2", \
			"toradex,colibri_imx6dl", "fsl,imx6dl";

	extcon_usbc_det: usbc_det {
		compatible = "linux,extcon-usb-gpio";
		debounce = <25>;
		id-gpio = <&gpio7 12 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_usbc_det>;
	};

	reg_3v3_vmmc: regulator-3v3-vmmc {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_enable_3v3_vmmc>;
		regulator-name = "3v3_vmmc";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&gpio2 11 GPIO_ACTIVE_HIGH>;
		startup-delay-us = <100>;
		enable-active-high;
	};
};

&backlight {
	#if 0 /* PWM polarity: if 1 is brightest */
		pwms = <&pwm3 0 5000000 0>;
	#if 0 /* Fusion 7 needs 10kHz PWM frequency */
		pwms = <&pwm3 0 100000 0>;
	#endif
	#else /* PWM polarity: if 0 is brightest */
		pwms = <&pwm3 0 5000000 1>;
	#endif
	brightness-levels = <0 127 191 223 239 247 251 255>;
	default-brightness-level = <1>;
	status = "okay";
};

/* Colibri SSP */
&ecspi4 {
	status = "okay";

	spidev0: spidev@1 {
		compatible = "toradex,evalspi";
		reg = <0>;
		spi-max-frequency = <23000000>;
		status = "okay";
	};
};

/*
 * I2C: I2C3_SDA/SCL on SODIMM 194/196 (e.g. RTC on carrier
 * board)
 */
&i2c3 {
	status = "okay";

	/* Atmel maxtouch controller */
	atmel_mxt_ts: atmel_mxt_ts@4a {
		compatible = "atmel,maxtouch";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_mxt_ts>;
		reg = <0x4a>;
		interrupt-parent = <&gpio2>;
		interrupts = <24 IRQ_TYPE_EDGE_FALLING>; /* SODIMM 107 */
		reset-gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>; /* SODIMM 106 */
		status = "okay";
	};

	/* M41T0M6 real time clock on carrier board */
	rtc_i2c: rtc@68 {
		compatible = "st,m41t0";
		reg = <0x68>;
	};
};

&lcd {
	status = "okay";
};

&mxcfb1 {
	status = "okay";
};

&mxcfb2 {
	status = "okay";
};

&pwm1 {
	status = "okay";
};

&pwm2 {
	status = "okay";
};

&pwm3 {
	status = "okay";
};

&pwm4 {
	status = "okay";
};

&reg_usb_host_vbus {
	status = "okay";
};

/* Colibri UART_A */
&uart1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart1_dte &pinctrl_uart1_ctrl
			&pinctrl_uart1_forceoff>;
};

/* Colibri UART_B */
&uart2 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart2_dte &pinctrl_uart23_forceoff>;
};

/* Colibri UART_C */
&uart3 {
	status = "okay";
	/*
	 * Note that UART3 is on the same tranceiver as UART2 and this needs
	 * to be enabled with the pinmuxing &pinctrl_uart23_forceoff
	 */
};

&usbh1 {
	vbus-supply = <&reg_usb_host_vbus>;
	status = "okay";
};

&usbotg {
	status = "okay";
	extcon = <&extcon_usbc_det>, <&extcon_usbc_det>;
};

&usdhc1 {
/*
 * The define SD_1_8 allows to use the SD interface at a higher speed mode
 * if the card supports it. For this the signaling voltage is switched from
 * 3.3V to 1.8V under the usdhc1's drivers control which is supported starting
 * with hardware revision V1.1A.
 */
/* #define SD_1_8 */
#ifdef SD_1_8
	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
	pinctrl-0 = <&pinctrl_usdhc1 &pinctrl_mmc_cd>;
	pinctrl-1 = <&pinctrl_usdhc1_100mhz &pinctrl_mmc_cd>;
	pinctrl-2 = <&pinctrl_usdhc1_200mhz &pinctrl_mmc_cd>;
	pinctrl-3 = <&pinctrl_usdhc1_sleep &pinctrl_mmc_cd_sleep>;
	vqmmc-supply = <&vgen3_reg>;
	sd-uhs-sdr12;
	sd-uhs-sdr25;
	sd-uhs-sdr50;
	sd-uhs-sdr104;
#else
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&pinctrl_usdhc1 &pinctrl_mmc_cd>;
	pinctrl-1 = <&pinctrl_usdhc1_sleep &pinctrl_mmc_cd_sleep>;
	no-1-8-v;
#endif
	cap-power-off-card;
	/delete-property/ keep-power-in-suspend;
	vmmc-supply = <&reg_3v3_vmmc>;
	status = "okay";
};

&gpio1 {
	/*
	 * This turns the LVDS transceiver on. If one wants to turn the
	 * transceiver off, that property has to be deleted and the gpio handled
	 * in userspace.
	 */
	lvds_tx_on {
		gpio-hog;
		gpios = <12 0>;
		output-high;
	};
};

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

	gpio {
		pinctrl_mxt_ts: mxt-ts {
			fsl,pins = <
				MX6QDL_PAD_EIM_CS1__GPIO2_IO24	0x130b0 /* SODIMM 107 */
				MX6QDL_PAD_SD2_DAT1__GPIO1_IO14	0x130b0 /* SODIMM 106 */
			>;
		};

		pinctrl_lvds_transceiver: lvds-tx {
			fsl,pins = <
				MX6QDL_PAD_GPIO_7__GPIO1_IO07	0x1b0b0 /* SODIMM 55 */
				MX6QDL_PAD_GPIO_8__GPIO1_IO08	0x130b0 /* SODIMM 63 */
				MX6QDL_PAD_EIM_WAIT__GPIO5_IO00	0x130b0 /* SODIMM 95 */
				MX6QDL_PAD_SD2_DAT3__GPIO1_IO12	0x1b0b0 /* SODIMM_99 */
			>;
		};

		pinctrl_gpio_iris: gpio-iris {
			fsl,pins = <
				MX6QDL_PAD_SD2_DAT0__GPIO1_IO15	0x1b0b0 /* SODIMM 98 */
				MX6QDL_PAD_NANDF_D3__GPIO2_IO03	0x1b0b0 /* SODIMM 133 */
				MX6QDL_PAD_EIM_A18__GPIO2_IO20	0x1b0b0 /* SODIMM 103 */
				MX6QDL_PAD_EIM_A17__GPIO2_IO21	0x1b0b0 /* SODIMM 101 */
				MX6QDL_PAD_EIM_A20__GPIO2_IO18	0x1b0b0 /* SODIMM 97 */
				MX6QDL_PAD_EIM_A23__GPIO6_IO06	0x1b0b0 /* SODIMM 85 */
				MX6QDL_PAD_EIM_A19__GPIO2_IO19	0x1b0b0 /* SODIMM 79 */
				MX6QDL_PAD_EIM_A16__GPIO2_IO22	0x1b0b0 /* SODIMM 45 */
			>;
		};
	};

	uart {
		pinctrl_uart1_forceoff: uart1_forceoff {
			fsl,pins = <
				MX6QDL_PAD_NANDF_D4__GPIO2_IO04 0x1b0b0
			>;
		};

		pinctrl_uart23_forceoff: uart23_forceoff {
			fsl,pins = <
				MX6QDL_PAD_SD4_DAT0__GPIO2_IO08 0x1b0b0
			>;
		};
	};

	usdhc {
		pinctrl_enable_3v3_vmmc: enable_3v3_vmmc {
			fsl,pins = <
				MX6QDL_PAD_SD4_DAT3__GPIO2_IO11	0x1b0b0
			>;
		};

		pinctrl_mmc_cd_sleep: gpiommccdgrpslp {
			fsl,pins = <
				MX6QDL_PAD_NANDF_D5__GPIO2_IO05	0x0
			>;
		};

		pinctrl_usdhc1_sleep: usdhc1grp_sleep {
			fsl,pins = <
				MX6QDL_PAD_SD1_CMD__SD1_CMD	0x3000
				MX6QDL_PAD_SD1_CLK__SD1_CLK	0x3000
				MX6QDL_PAD_SD1_DAT0__SD1_DATA0	0x3000
				MX6QDL_PAD_SD1_DAT1__SD1_DATA1	0x3000
				MX6QDL_PAD_SD1_DAT2__SD1_DATA2	0x3000
				MX6QDL_PAD_SD1_DAT3__SD1_DATA3	0x3000
			>;
		};
	};
};