src/arm/nxp/imx/imx6q-utilite-pro.dts

/*
 * Copyright 2013 CompuLab Ltd.
 * Copyright 2016 Christopher Spinrath
 *
 * Based on the devicetree distributed with the vendor kernel for the
 * Utilite Pro:
 *	Copyright 2013 CompuLab Ltd.
 *	Author: Valentin Raevsky <valentin@compulab.co.il>
 *
 * 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 as
 *     published by the Free Software Foundation; either version 2 of the
 *     License, or (at your option) any later version.
 *
 *     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.
 */

#include <dt-bindings/input/input.h>
#include "imx6q-cm-fx6.dts"

/ {
	model = "CompuLab Utilite Pro";
	compatible = "compulab,utilite-pro", "compulab,cm-fx6", "fsl,imx6q";

	aliases {
		ethernet1 = &eth1;
		rtc0 = &em3027;
		rtc1 = &snvs_rtc;
	};

	encoder {
		compatible = "ti,tfp410";

		ports {
			#address-cells = <1>;
			#size-cells = <0>;

			port@0 {
				reg = <0>;

				tfp410_in: endpoint {
					remote-endpoint = <&parallel_display_out>;
				};
			};

			port@1 {
				reg = <1>;

				tfp410_out: endpoint {
					remote-endpoint = <&hdmi_connector_in>;
				};
			};
		};
	};

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

		key-power {
			label = "Power Button";
			gpios = <&gpio1 29 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_POWER>;
			wakeup-source;
		};
	};

	hdmi-connector {
		compatible = "hdmi-connector";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_hpd>;
		type = "a";
		ddc-i2c-bus = <&i2c_dvi_ddc>;
		hpd-gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;

		port {
			hdmi_connector_in: endpoint {
				remote-endpoint = <&tfp410_out>;
			};
		};
	};

	i2cmux {
		compatible = "i2c-mux-gpio";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_i2c1mux>;
		#address-cells = <1>;
		#size-cells = <0>;

		mux-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
		i2c-parent = <&i2c1>;

		i2c@0 {
			reg = <0>;
			#address-cells = <1>;
			#size-cells = <0>;

			eeprom@50 {
				compatible = "atmel,24c02";
				reg = <0x50>;
				pagesize = <16>;
			};

			em3027: rtc@56 {
				compatible = "emmicro,em3027";
				reg = <0x56>;
			};
		};

		i2c_dvi_ddc: i2c@1 {
			reg = <1>;
			#address-cells = <1>;
			#size-cells = <0>;
		};
	};

	parallel-display {
		compatible = "fsl,imx-parallel-display";
		#address-cells = <1>;
		#size-cells = <0>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_ipu1>;

		interface-pix-fmt = "rgb24";

		port@0 {
			reg = <0>;

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

		port@1 {
			reg = <1>;

			parallel_display_out: endpoint {
				remote-endpoint = <&tfp410_in>;
			};
		};
	};
};

/*
 * A single IPU is not able to drive both display interfaces available on the
 * Utilite Pro at high resolution due to its bandwidth limitation. Since the
 * tfp410 encoder is wired up to IPU1, sever the link between IPU1 and the
 * SoC-internal Designware HDMI encoder forcing the latter to be connected to
 * IPU2 instead of IPU1.
 */
/delete-node/&ipu1_di0_hdmi;
/delete-node/&hdmi_mux_0;
/delete-node/&ipu1_di1_hdmi;
/delete-node/&hdmi_mux_1;

&hdmi {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_hdmicec>;
	ddc-i2c-bus = <&i2c2>;
	status = "okay";
};

&i2c1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c1>;
	status = "okay";
};

&i2c2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c2>;
	status = "okay";
};

&iomuxc {
	pinctrl_gpio_keys: gpio_keysgrp {
		fsl,pins = <
			MX6QDL_PAD_ENET_TXD1__GPIO1_IO29 0x1b0b0
		>;
	};

	pinctrl_hdmicec: hdmicecgrp {
		fsl,pins = <
			MX6QDL_PAD_KEY_ROW2__HDMI_TX_CEC_LINE 0x1f8b0
		>;
	};

	pinctrl_hpd: hpdgrp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_4__GPIO1_IO04 0x1b0b0
		>;
	};

	pinctrl_i2c1: i2c1grp {
		fsl,pins = <
			MX6QDL_PAD_EIM_D21__I2C1_SCL 0x4001b8b1
			MX6QDL_PAD_EIM_D28__I2C1_SDA 0x4001b8b1
		>;
	};

	pinctrl_i2c1mux: i2c1muxgrp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_2__GPIO1_IO02 0x1b0b0
		>;
	};

	pinctrl_i2c2: i2c2grp {
		fsl,pins = <
			MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1
			MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1
		>;
	};

	pinctrl_ipu1: ipu1grp {
		fsl,pins = <
			MX6QDL_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK 0x38
			MX6QDL_PAD_DI0_PIN15__IPU1_DI0_PIN15       0x38
			MX6QDL_PAD_DI0_PIN2__IPU1_DI0_PIN02        0x38
			MX6QDL_PAD_DI0_PIN3__IPU1_DI0_PIN03        0x38
			MX6QDL_PAD_DISP0_DAT0__IPU1_DISP0_DATA00   0x38
			MX6QDL_PAD_DISP0_DAT1__IPU1_DISP0_DATA01   0x38
			MX6QDL_PAD_DISP0_DAT2__IPU1_DISP0_DATA02   0x38
			MX6QDL_PAD_DISP0_DAT3__IPU1_DISP0_DATA03   0x38
			MX6QDL_PAD_DISP0_DAT4__IPU1_DISP0_DATA04   0x38
			MX6QDL_PAD_DISP0_DAT5__IPU1_DISP0_DATA05   0x38
			MX6QDL_PAD_DISP0_DAT6__IPU1_DISP0_DATA06   0x38
			MX6QDL_PAD_DISP0_DAT7__IPU1_DISP0_DATA07   0x38
			MX6QDL_PAD_DISP0_DAT8__IPU1_DISP0_DATA08   0x38
			MX6QDL_PAD_DISP0_DAT9__IPU1_DISP0_DATA09   0x38
			MX6QDL_PAD_DISP0_DAT10__IPU1_DISP0_DATA10  0x38
			MX6QDL_PAD_DISP0_DAT11__IPU1_DISP0_DATA11  0x38
			MX6QDL_PAD_DISP0_DAT12__IPU1_DISP0_DATA12  0x38
			MX6QDL_PAD_DISP0_DAT13__IPU1_DISP0_DATA13  0x38
			MX6QDL_PAD_DISP0_DAT14__IPU1_DISP0_DATA14  0x38
			MX6QDL_PAD_DISP0_DAT15__IPU1_DISP0_DATA15  0x38
			MX6QDL_PAD_DISP0_DAT16__IPU1_DISP0_DATA16  0x38
			MX6QDL_PAD_DISP0_DAT17__IPU1_DISP0_DATA17  0x38
			MX6QDL_PAD_DISP0_DAT18__IPU1_DISP0_DATA18  0x38
			MX6QDL_PAD_DISP0_DAT19__IPU1_DISP0_DATA19  0x38
			MX6QDL_PAD_DISP0_DAT20__IPU1_DISP0_DATA20  0x38
			MX6QDL_PAD_DISP0_DAT21__IPU1_DISP0_DATA21  0x38
			MX6QDL_PAD_DISP0_DAT22__IPU1_DISP0_DATA22  0x38
			MX6QDL_PAD_DISP0_DAT23__IPU1_DISP0_DATA23  0x38
		>;
	};

	pinctrl_uart2: uart2grp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_7__UART2_TX_DATA 0x1b0b1
			MX6QDL_PAD_GPIO_8__UART2_RX_DATA 0x1b0b1
			MX6QDL_PAD_SD4_DAT5__UART2_RTS_B 0x1b0b1
			MX6QDL_PAD_SD4_DAT6__UART2_CTS_B 0x1b0b1
		>;
	};

	pinctrl_usdhc3: usdhc3grp {
		fsl,pins = <
			MX6QDL_PAD_SD3_CMD__SD3_CMD	0x17059
			MX6QDL_PAD_SD3_CLK__SD3_CLK	0x10059
			MX6QDL_PAD_SD3_DAT0__SD3_DATA0	0x17059
			MX6QDL_PAD_SD3_DAT1__SD3_DATA1	0x17059
			MX6QDL_PAD_SD3_DAT2__SD3_DATA2	0x17059
			MX6QDL_PAD_SD3_DAT3__SD3_DATA3	0x17059
		>;
	};

	pinctrl_usdhc3_100mhz: usdhc3grp-100mhz {
		fsl,pins = <
			MX6QDL_PAD_SD3_CMD__SD3_CMD	0x170B9
			MX6QDL_PAD_SD3_CLK__SD3_CLK	0x100B9
			MX6QDL_PAD_SD3_DAT0__SD3_DATA0	0x170B9
			MX6QDL_PAD_SD3_DAT1__SD3_DATA1	0x170B9
			MX6QDL_PAD_SD3_DAT2__SD3_DATA2	0x170B9
			MX6QDL_PAD_SD3_DAT3__SD3_DATA3	0x170B9
		>;
	};

	pinctrl_usdhc3_200mhz: usdhc3grp-200mhz {
		fsl,pins = <
			MX6QDL_PAD_SD3_CMD__SD3_CMD	0x170F9
			MX6QDL_PAD_SD3_CLK__SD3_CLK	0x100F9
			MX6QDL_PAD_SD3_DAT0__SD3_DATA0	0x170F9
			MX6QDL_PAD_SD3_DAT1__SD3_DATA1	0x170F9
			MX6QDL_PAD_SD3_DAT2__SD3_DATA2	0x170F9
			MX6QDL_PAD_SD3_DAT3__SD3_DATA3	0x170F9
		>;
	};
};

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

&pcie {
	pcie@0,0 {
		reg = <0x000000 0 0 0 0>;
		#address-cells = <3>;
		#size-cells = <2>;

		/* non-removable i211 ethernet card */
		eth1: intel,i211@pcie0,0 {
			reg = <0x010000 0 0 0 0>;
		};
	};
};

&uart2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart2>;
	uart-has-rtscts;
	status = "okay";
};

&usdhc3 {
	pinctrl-names = "default", "state_100mhz", "state_200mhz";
	pinctrl-0 = <&pinctrl_usdhc3>;
	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
	no-1-8-v;
	broken-cd;
	keep-power-in-suspend;
	status = "okay";
};