ubuntu-linux-kernel/arch/arm/boot/dts/imx6dl-colibri-eval-v3.dts

/*
 * Copyright 2014-2016 Toradex AG
 * Copyright 2012 Freescale Semiconductor, Inc.
 * Copyright 2011 Linaro Ltd.
 *
 * This file is dual-licensed: you can use it either under the terms
 * of the GPL or the X11 license, at your option. Note that this dual
 * licensing only applies to this file, and not this project as a
 * whole.
 *
 *  a) This file is free software; you can redistribute it and/or
 *     modify it under the terms of the GNU General Public License
 *     version 2 as published by the Free Software Foundation.
 *
 *     This file is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 * Or, alternatively,
 *
 *  b) Permission is hereby granted, free of charge, to any person
 *     obtaining a copy of this software and associated documentation
 *     files (the "Software"), to deal in the Software without
 *     restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or
 *     sell copies of the Software, and to permit persons to whom the
 *     Software is furnished to do so, subject to the following
 *     conditions:
 *
 *     The above copyright notice and this permission notice shall be
 *     included in all copies or substantial portions of the Software.
 *
 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *     OTHER DEALINGS IN THE SOFTWARE.
 */

/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 Evaluation Board V3";
	compatible = "toradex,colibri_imx6dl-eval-v3", "toradex,colibri_imx6dl",
		     "fsl,imx6dl";

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

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

	clocks {
		/* Fixed crystal dedicated to mcp251x */
		clk16m: clk@1 {
			compatible = "fixed-clock";
			reg = <1>;
			#clock-cells = <0>;
			clock-frequency = <16000000>;
			clock-output-names = "clk16m";
		};
	};

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

		wakeup {
			label = "Wake-Up";
			gpios = <&gpio2 22 GPIO_ACTIVE_HIGH>; /* SODIMM 45 */
			linux,code = <KEY_WAKEUP>;
			debounce-interval = <10>;
			wakeup-source;
		};
	};

	lcd_display: disp0 {
		compatible = "fsl,imx-parallel-display";
		#address-cells = <1>;
		#size-cells = <0>;
		interface-pix-fmt = "bgr666";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_ipu1_lcdif>;
		status = "okay";

		port@0 {
			reg = <0>;

			lcd_display_in: endpoint {
				remote-endpoint = <&ipu1_di0_disp0>;
			};
		};

		port@1 {
			reg = <1>;

			lcd_display_out: endpoint {
				remote-endpoint = <&lcd_panel_in>;
			};
		};
	};

	panel: panel {
		/*
		 * edt,et057090dhu: EDT 5.7" LCD TFT
		 * edt,et070080dh6: EDT 7.0" LCD TFT
		 */
		compatible = "edt,et057090dhu";
		backlight = <&backlight>;

		port {
			lcd_panel_in: endpoint {
				remote-endpoint = <&lcd_display_out>;
			};
		};
	};
};

&backlight {
	brightness-levels = <0 127 191 223 239 247 251 255>;
	default-brightness-level = <1>;
	status = "okay";
};

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

	mcp251x0: mcp251x@1 {
		compatible = "microchip,mcp2515";
		reg = <0>;
		clocks = <&clk16m>;
		interrupt-parent = <&gpio3>;
		interrupts = <27 0x2>;
		spi-max-frequency = <10000000>;
		status = "okay";
	};
};

&hdmi {
	status = "okay";
};

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

	/* M41T0M6 real time clock on carrier board */
	rtc_i2c: rtc@68 {
		compatible = "st,m41t00";
		reg = <0x68>;
	};
};

&ipu1_di0_disp0 {
	remote-endpoint = <&lcd_display_in>;
};

&pwm1 {
	status = "okay";
};

&pwm2 {
	status = "okay";
};

&pwm3 {
	status = "okay";
};

&pwm4 {
	status = "okay";
};

&reg_usb_host_vbus {
	status = "okay";
};

&uart1 {
	status = "okay";
};

&uart2 {
	status = "okay";
};

&uart3 {
	status = "okay";
};

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

&usbotg {
	status = "okay";
};

/* Colibri MMC */
&usdhc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_mmc_cd>;
	cd-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>; /* MMCD */
	status = "okay";
};

&weim {
	status = "okay";

	/* weim memory map: 32MB on CS0, 32MB on CS1, 32MB on CS2 */
	ranges = <0 0 0x08000000 0x02000000
		  1 0 0x0a000000 0x02000000
		  2 0 0x0c000000 0x02000000>;

	/* SRAM on Colibri nEXT_CS0 */
	sram@0,0 {
		compatible = "cypress,cy7c1019dv33-10zsxi, mtd-ram";
		reg = <0 0 0x00010000>;
		#address-cells = <1>;
		#size-cells = <1>;
		bank-width = <2>;
		fsl,weim-cs-timing = <0x00010081 0x00000000 0x04000000
				      0x00000000 0x04000040 0x00000000>;
	};

	/* SRAM on Colibri nEXT_CS1 */
	sram@1,0 {
		compatible = "cypress,cy7c1019dv33-10zsxi, mtd-ram";
		reg = <1 0 0x00010000>;
		#address-cells = <1>;
		#size-cells = <1>;
		bank-width = <2>;
		fsl,weim-cs-timing = <0x00010081 0x00000000 0x04000000
				      0x00000000 0x04000040 0x00000000>;
	};
};