/*
 * Copyright 2014-2018 Toradex AG
 * Copyright 2012 Freescale Semiconductor, Inc.
 * Copyright 2011 Linaro Ltd.
 *
 * The code contained herein is licensed under the GNU General Public
 * License. You may obtain a copy of the GNU General Public License
 * Version 2 or later at the following locations:
 *
 * http://www.opensource.org/licenses/gpl-license.html
 * http://www.gnu.org/copyleft/gpl.html
 */

/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 Aster Board";
	compatible = "toradex,colibri_imx6dl-aster", "toradex,colibri_imx6dl", "fsl,imx6dl";

	aliases {
		i2c0 = &i2cddc;
		i2c1 = &i2c2;
		i2c2 = &i2c3;
	};

	aliases {
		rtc0 = &rtc_i2c;
		rtc1 = &snvs_rtc;
	};

	aliases {
		/* the following, together with kernel patches, forces a fixed assignment
		   between device id and usdhc controller */
		/* i.e. the eMMC on usdhc3 will be /dev/mmcblk0 */
		mmc0 = &usdhc3; /* eMMC */
		mmc1 = &usdhc1; /* MMC 4bit slot */
	};

	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_1>;
	};

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

		wakeup {
			label = "Wake-Up";
			gpios = <&gpio2 22 GPIO_ACTIVE_HIGH>;
			linux,code = <KEY_WAKEUP>;
			debounce-interval = <10>;
			gpio-key,wakeup;
		};
	};

	regulators {
		reg_usb_host_vbus: usb_host_vbus {
			status = "okay";
		};
	};
};

&backlight {
#if 0 /* PWM polarity: if 1 is brightest */
	pwms = <&pwm3 0 5000000 0>;
#else /* PWM polarity: if 0 is brightest */
	pwms = <&pwm3 0 5000000 1>;
#endif
	brightness-levels = <0 4 8 16 32 64 128 255>;
	default-brightness-level = <6>;
	status = "okay";
};

&ecspi4 {
	fsl,spi-num-chipselects = <2>;
	cs-gpios = <
		&gpio5 2 GPIO_ACTIVE_HIGH
		&gpio5 4 GPIO_ACTIVE_HIGH
	>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_ecspi4 &pinctrl_spi_cs1 &pinctrl_csi_gpio_2>;
	status = "okay";

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

	spidev1: spidev@1 {
		compatible = "toradex,evalspi";
		reg = <1>;
		spi-max-frequency = <23000000>;
	};
};

/*
 * 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 */
		/*
		 * Note: When the status is set to okay, to avoid pinmux
		 * conflict, one should remove the pinctrl_weim_cs1 and
		 * pinctrl_weim_cs2 pingroup from the weim pinctrl-0
		 * property or disable weim node.
		 */
		status = "disabled";
	};

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

&iomuxc {
	/*
	 * Mux all pins which are unused to be GPIOs
	 * so they are ready for export to user space
	 */
	pinctrl-names = "default";
	pinctrl-0 = <
		&pinctrl_weim_gpio_1 &pinctrl_weim_gpio_2
		&pinctrl_weim_gpio_3 &pinctrl_weim_gpio_4
		&pinctrl_weim_gpio_5 &pinctrl_weim_gpio_6
		&pinctrl_csi_gpio_1
		&pinctrl_gpio_1
		&pinctrl_gpio_2
		&pinctrl_usbh_oc_1 &pinctrl_usbc_id_1
	>;

	gpio {
		pinctrl_gpios: gpios {
			fsl,pins = <
				MX6QDL_PAD_GPIO_9__GPIO1_IO09	PAD_CTRL_HYS_PU /* SODIMM 28 */
				MX6QDL_PAD_SD4_DAT2__GPIO2_IO10	PAD_CTRL_HYS_PU /* SODIMM 30 */
			>;
		};

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

&lcd {
	status = "okay";
};

&mxcfb1 {
	status = "okay";
};

&mxcfb2 {
	status = "okay";
};

&pwm1 {
	status = "okay";
};

&pwm2 {
	status = "okay";
};

&pwm3 {
	status = "okay";
};

&pwm4 {
	status = "okay";
};

&uart1 {
	status = "okay";
};

&uart2 {
	status = "okay";
};

&uart3 {
	status = "okay";
};

&usbh1 {
	status = "okay";
};

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

/* MMC */
&usdhc1 {
	status = "okay";
};