arch/arm/boot/dts/imx6qdl-nit6xlite.dtsi

/*
 * Copyright 2015 Boundary Devices, Inc.
 *
 * 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.
 */
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	chosen {
		stdout-path = &uart2;
	};

	memory@10000000 {
		reg = <0x10000000 0x20000000>;
	};

	regulators {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;

		reg_2p5v: regulator@0 {
			compatible = "regulator-fixed";
			reg = <0>;
			regulator-name = "2P5V";
			regulator-min-microvolt = <2500000>;
			regulator-max-microvolt = <2500000>;
			regulator-always-on;
		};

		reg_3p3v: regulator@1 {
			compatible = "regulator-fixed";
			reg = <1>;
			regulator-name = "3P3V";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};

		reg_usb_otg_vbus: regulator@2 {
			compatible = "regulator-fixed";
			reg = <2>;
			regulator-name = "usb_otg_vbus";
			regulator-min-microvolt = <5000000>;
			regulator-max-microvolt = <5000000>;
			gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
			enable-active-high;
		};

		reg_wlan_vmmc: regulator@3 {
			compatible = "regulator-fixed";
			reg = <3>;
			pinctrl-names = "default";
			pinctrl-0 = <&pinctrl_wlan_vmmc>;
			regulator-name = "reg_wlan_vmmc";
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <1800000>;
			gpio = <&gpio6 7 GPIO_ACTIVE_HIGH>;
			startup-delay-us = <70000>;
			enable-active-high;
		};
	};

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

		home {
			label = "Home";
			gpios = <&gpio7 13 IRQ_TYPE_LEVEL_LOW>;
			linux,code = <102>;
		};

		back {
			label = "Back";
			gpios = <&gpio4 5 IRQ_TYPE_LEVEL_LOW>;
			linux,code = <158>;
		};
	};

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

		j14-pin1 {
			gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
			retain-state-suspended;
			default-state = "off";
		};

		j14-pin3 {
			gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
			retain-state-suspended;
			default-state = "off";
		};

		j14-pins8-9 {
			gpios = <&gpio3 29 GPIO_ACTIVE_LOW>;
			retain-state-suspended;
			default-state = "off";
		};

		j46-pin2 {
			gpios = <&gpio1 7 GPIO_ACTIVE_LOW>;
			retain-state-suspended;
			default-state = "off";
		};

		j46-pin3 {
			gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
			retain-state-suspended;
			default-state = "off";
		};
	};

	backlight-lcd {
		compatible = "pwm-backlight";
		pwms = <&pwm1 0 5000000>;
		brightness-levels = <0 4 8 16 32 64 128 255>;
		default-brightness-level = <7>;
		power-supply = <&reg_3p3v>;
		status = "okay";
	};

	backlight_lvds0: backlight-lvds0 {
		compatible = "pwm-backlight";
		pwms = <&pwm4 0 5000000>;
		brightness-levels = <0 4 8 16 32 64 128 255>;
		default-brightness-level = <7>;
		power-supply = <&reg_3p3v>;
		status = "okay";
	};

	panel-lvds0 {
		compatible = "hannstar,hsd100pxn1";
		backlight = <&backlight_lvds0>;

		port {
			panel_in_lvds0: endpoint {
				remote-endpoint = <&lvds0_out>;
			};
		};
	};

	sound {
		compatible = "fsl,imx6dl-nit6xlite-sgtl5000",
			     "fsl,imx-audio-sgtl5000";
		model = "imx6dl-nit6xlite-sgtl5000";
		ssi-controller = <&ssi1>;
		audio-codec = <&codec>;
		audio-routing =
			"MIC_IN", "Mic Jack",
			"Mic Jack", "Mic Bias",
			"Headphone Jack", "HP_OUT";
		mux-int-port = <1>;
		mux-ext-port = <3>;
	};
};

&audmux {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_audmux>;
	status = "okay";
};

&clks {
	assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>,
			  <&clks IMX6QDL_CLK_LDB_DI1_SEL>;
	assigned-clock-parents = <&clks IMX6QDL_CLK_PLL3_USB_OTG>,
				 <&clks IMX6QDL_CLK_PLL3_USB_OTG>;
};

&ecspi1 {
	cs-gpios = <&gpio3 19 GPIO_ACTIVE_LOW>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_ecspi1>;
	status = "okay";

	flash: m25p80@0 {
		compatible = "microchip,sst25vf016b";
		spi-max-frequency = <20000000>;
		reg = <0>;
	};
};

&fec {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_enet>;
	phy-mode = "rgmii";
	phy-reset-gpios = <&gpio1 27 GPIO_ACTIVE_LOW>;
	txen-skew-ps = <0>;
	txc-skew-ps = <3000>;
	rxdv-skew-ps = <0>;
	rxc-skew-ps = <3000>;
	rxd0-skew-ps = <0>;
	rxd1-skew-ps = <0>;
	rxd2-skew-ps = <0>;
	rxd3-skew-ps = <0>;
	txd0-skew-ps = <0>;
	txd1-skew-ps = <0>;
	txd2-skew-ps = <0>;
	txd3-skew-ps = <0>;
	interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_HIGH>,
			      <&intc 0 119 IRQ_TYPE_LEVEL_HIGH>;
	fsl,err006687-workaround-present;
	status = "okay";
};

&hdmi {
	ddc-i2c-bus = <&i2c2>;
	status = "okay";
};

&i2c1 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c1>;
	status = "okay";

	codec: sgtl5000@a {
		compatible = "fsl,sgtl5000";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_sgtl5000>;
		reg = <0x0a>;
		clocks = <&clks IMX6QDL_CLK_CKO>;
		VDDA-supply = <&reg_2p5v>;
		VDDIO-supply = <&reg_3p3v>;
	};
};

&i2c2 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c2>;
	status = "okay";
};

&i2c3 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c3>;
	status = "okay";

	touchscreen@4 {
		compatible = "eeti,egalax_ts";
		reg = <0x04>;
		interrupt-parent = <&gpio1>;
		interrupts = <9 IRQ_TYPE_EDGE_FALLING>;
		wakeup-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
	};

	touchscreen@38 {
		compatible = "edt,edt-ft5x06";
		reg = <0x38>;
		interrupt-parent = <&gpio1>;
		interrupts = <9 IRQ_TYPE_EDGE_FALLING>;
	};

	rtc@6f {
		compatible = "isil,isl1208";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_rtc>;
		reg = <0x6f>;
		interrupts-extended = <&gpio2 26 IRQ_TYPE_LEVEL_LOW>;
	};
};

&iomuxc {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_j10>;
	pinctrl-1 = <&pinctrl_j28>;

	imx6dl-nit6xlite {
		pinctrl_audmux: audmuxgrp {
			fsl,pins = <
				MX6QDL_PAD_CSI0_DAT7__AUD3_RXD		0x130b0
				MX6QDL_PAD_CSI0_DAT4__AUD3_TXC		0x130b0
				MX6QDL_PAD_CSI0_DAT5__AUD3_TXD		0x110b0
				MX6QDL_PAD_CSI0_DAT6__AUD3_TXFS		0x130b0
			>;
		};

		pinctrl_ecspi1: ecspi1grp {
			fsl,pins = <
				MX6QDL_PAD_EIM_D17__ECSPI1_MISO		0x100b1
				MX6QDL_PAD_EIM_D18__ECSPI1_MOSI		0x100b1
				MX6QDL_PAD_EIM_D16__ECSPI1_SCLK		0x100b1
				MX6QDL_PAD_EIM_D19__GPIO3_IO19		0x000b1
			>;
		};

		pinctrl_enet: enetgrp {
			fsl,pins = <
				MX6QDL_PAD_ENET_MDIO__ENET_MDIO		0x100b0
				MX6QDL_PAD_ENET_MDC__ENET_MDC		0x100b0
				MX6QDL_PAD_RGMII_TXC__RGMII_TXC		0x100b0
				MX6QDL_PAD_RGMII_TD0__RGMII_TD0		0x100b0
				MX6QDL_PAD_RGMII_TD1__RGMII_TD1		0x100b0
				MX6QDL_PAD_RGMII_TD2__RGMII_TD2		0x100b0
				MX6QDL_PAD_RGMII_TD3__RGMII_TD3		0x100b0
				MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL	0x100b0
				MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK	0x100b0
				MX6QDL_PAD_RGMII_RXC__RGMII_RXC		0x1b030
				MX6QDL_PAD_RGMII_RD0__RGMII_RD0		0x1b030
				MX6QDL_PAD_RGMII_RD1__RGMII_RD1		0x1b030
				MX6QDL_PAD_RGMII_RD2__RGMII_RD2		0x1b030
				MX6QDL_PAD_RGMII_RD3__RGMII_RD3		0x1b030
				MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL	0x1b030
				/* Phy reset */
				MX6QDL_PAD_ENET_RXD0__GPIO1_IO27	0x0f0b0
				MX6QDL_PAD_ENET_TX_EN__GPIO1_IO28	0x1b0b0
				MX6QDL_PAD_GPIO_6__ENET_IRQ		0x000b1
			>;
		};

		pinctrl_gpio_keys: gpio-keysgrp {
			fsl,pins = <
				/* Home Button: J14 pin 5 */
				MX6QDL_PAD_GPIO_18__GPIO7_IO13		0x1b0b0
				/* Back Button: J14 pin 7 */
				MX6QDL_PAD_GPIO_19__GPIO4_IO05		0x1b0b0
			>;
		};

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

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

		pinctrl_i2c3: i2c3grp {
			fsl,pins = <
				MX6QDL_PAD_GPIO_5__I2C3_SCL	0x4001b8b1
				MX6QDL_PAD_GPIO_16__I2C3_SDA	0x4001b8b1
				/* Touch IRQ: J7 pin 4 */
				MX6QDL_PAD_GPIO_9__GPIO1_IO09	0x1b0b0
				/* tcs2004 IRQ */
				MX6QDL_PAD_EIM_LBA__GPIO2_IO27	0x1b0b0
				/* tsc2004 reset */
				MX6QDL_PAD_KEY_COL2__GPIO4_IO10	0x0b0b0
			>;
		};

		pinctrl_j10: j10grp {
			fsl,pins = <
				/* Broadcom WiFi module pins */
				MX6QDL_PAD_NANDF_D0__GPIO2_IO00		0x1b0b0
				MX6QDL_PAD_NANDF_D1__GPIO2_IO01		0x1b0b0
				MX6QDL_PAD_NANDF_D3__GPIO2_IO03		0x1b0b0
				MX6QDL_PAD_NANDF_D4__GPIO2_IO04		0x1b0b0
				MX6QDL_PAD_NANDF_WP_B__GPIO6_IO09	0x0b0b0
				MX6QDL_PAD_NANDF_CS1__GPIO6_IO14	0x1b0b0
				MX6QDL_PAD_SD1_CLK__OSC32K_32K_OUT	0x000b0
			>;
		};

		pinctrl_j28: j28grp {
			fsl,pins = <
				MX6QDL_PAD_GPIO_4__GPIO1_IO04		0x1b0b0
			>;
		};

		pinctrl_leds: ledsgrp {
			fsl,pins = <
				MX6QDL_PAD_GPIO_2__GPIO1_IO02		0x0b0b0
				MX6QDL_PAD_GPIO_3__GPIO1_IO03		0x0b0b0
				MX6QDL_PAD_EIM_D29__GPIO3_IO29		0x030b0
				MX6QDL_PAD_GPIO_7__GPIO1_IO07		0x0b0b0
				MX6QDL_PAD_GPIO_8__GPIO1_IO08		0x0b0b0
			>;
		};

		pinctrl_pwm1: pwm1grp {
			fsl,pins = <
				MX6QDL_PAD_SD1_DAT3__PWM1_OUT		0x1b0b1
			>;
		};

		pinctrl_pwm3: pwm3grp {
			fsl,pins = <
				MX6QDL_PAD_SD1_DAT1__PWM3_OUT		0x1b0b1
			>;
		};

		pinctrl_pwm4: pwm4grp {
			fsl,pins = <
				MX6QDL_PAD_SD1_CMD__PWM4_OUT		0x1b0b1
			>;
		};

		pinctrl_wlan_vmmc: wlan-vmmcgrp {
			fsl,pins = <
				MX6QDL_PAD_NANDF_CLE__GPIO6_IO07	0x030b0
			>;
		};

		pinctrl_rtc: rtcgrp {
			fsl,pins = <
				MX6QDL_PAD_EIM_RW__GPIO2_IO26		0x1b0b0
			>;
		};

		pinctrl_sgtl5000: sgtl5000grp {
			fsl,pins = <
				MX6QDL_PAD_GPIO_0__CCM_CLKO1		0x000b0
				MX6QDL_PAD_EIM_A25__GPIO5_IO02		0x1b0b0
			>;
		};

		pinctrl_uart1: uart1grp {
			fsl,pins = <
				MX6QDL_PAD_SD3_DAT7__UART1_TX_DATA	0x1b0b1
				MX6QDL_PAD_SD3_DAT6__UART1_RX_DATA	0x1b0b1
			>;
		};

		pinctrl_uart2: uart2grp {
			fsl,pins = <
				MX6QDL_PAD_EIM_D26__UART2_TX_DATA	0x1b0b1
				MX6QDL_PAD_EIM_D27__UART2_RX_DATA	0x1b0b1
			>;
		};

		pinctrl_uart3: uart3grp {
			fsl,pins = <
				MX6QDL_PAD_EIM_D24__UART3_TX_DATA	0x1b0b1
				MX6QDL_PAD_EIM_D25__UART3_RX_DATA	0x1b0b1
				MX6QDL_PAD_EIM_D23__UART3_CTS_B		0x1b0b1
				MX6QDL_PAD_EIM_D31__UART3_RTS_B		0x1b0b1
			>;
		};

		pinctrl_usbotg: usbotggrp {
			fsl,pins = <
				MX6QDL_PAD_GPIO_1__USB_OTG_ID		0x17059
				MX6QDL_PAD_KEY_COL4__USB_OTG_OC		0x1b0b0
				/* power enable, high active */
				MX6QDL_PAD_EIM_D22__GPIO3_IO22		0x000b0
			>;
		};

		pinctrl_usdhc2: usdhc2grp {
			fsl,pins = <
				MX6QDL_PAD_SD2_CMD__SD2_CMD		0x17059
				MX6QDL_PAD_SD2_CLK__SD2_CLK		0x10059
				MX6QDL_PAD_SD2_DAT0__SD2_DATA0		0x17059
				MX6QDL_PAD_SD2_DAT1__SD2_DATA1		0x17059
				MX6QDL_PAD_SD2_DAT2__SD2_DATA2		0x17059
				MX6QDL_PAD_SD2_DAT3__SD2_DATA3		0x17059
			>;
		};

		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
				MX6QDL_PAD_SD3_DAT5__GPIO7_IO00		0x1b0b0
			>;
		};
	};
};

&ldb {
	status = "okay";

	lvds-channel@0 {
		status = "okay";

		port@4 {
			reg = <4>;

			lvds0_out: endpoint {
				remote-endpoint = <&panel_in_lvds0>;
			};
		};
	};
};

&pcie {
	status = "okay";
};

&pwm1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm1>;
	status = "okay";
};

&pwm3 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm3>;
	status = "okay";
};

&pwm4 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm4>;
	status = "okay";
};

&ssi1 {
	status = "okay";
};

&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart1>;
	status = "okay";
};

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

&uart3 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart3>;
	uart-has-rtscts;
	status = "okay";
};

&usbh1 {
	status = "okay";
};

&usbotg {
	vbus-supply = <&reg_usb_otg_vbus>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usbotg>;
	disable-over-current;
	status = "okay";
};

&usdhc2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc2>;
	bus-width = <4>;
	non-removable;
	vmmc-supply = <&reg_3p3v>;
	vqmmc-supply = <&reg_wlan_vmmc>;
	vqmmc-1-8-v;
	ocr-limit = <0x180>;     /* 1.65v - 2.1v */
	cap-power-off-card;
	keep-power-in-suspend;
	status = "okay";
};

&usdhc3 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc3>;
	cd-gpios = <&gpio7 0 GPIO_ACTIVE_LOW>;
	vmmc-supply = <&reg_3p3v>;
	status = "okay";
};