| /* | 
 |  * Copyright (C) 2016 Sergio Prado (sergio.prado@e-labworks.com) | 
 |  * | 
 |  * 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 "imx6q.dtsi" | 
 | #include <dt-bindings/gpio/gpio.h> | 
 |  | 
 | / { | 
 | 	model = "Embest MarS Board i.MX6Dual"; | 
 | 	compatible = "embest,imx6q-marsboard", "fsl,imx6q"; | 
 |  | 
 | 	memory@10000000 { | 
 | 		device_type = "memory"; | 
 | 		reg = <0x10000000 0x40000000>; | 
 | 	}; | 
 |  | 
 | 	reg_3p3v: regulator-3p3v { | 
 | 		compatible = "regulator-fixed"; | 
 | 		regulator-name = "3P3V"; | 
 | 		regulator-min-microvolt = <3300000>; | 
 | 		regulator-max-microvolt = <3300000>; | 
 | 	}; | 
 |  | 
 | 	reg_usb_otg_vbus: regulator-usb-otg-vbus { | 
 | 		compatible = "regulator-fixed"; | 
 | 		regulator-name = "usb_otg_vbus"; | 
 | 		regulator-min-microvolt = <5000000>; | 
 | 		regulator-max-microvolt = <5000000>; | 
 | 		gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>; | 
 | 		enable-active-high; | 
 | 	}; | 
 |  | 
 | 	leds { | 
 | 		compatible = "gpio-leds"; | 
 | 		pinctrl-names = "default"; | 
 | 		pinctrl-0 = <&pinctrl_led>; | 
 |  | 
 | 		user1 { | 
 | 			label = "imx6:green:user1"; | 
 | 			gpios = <&gpio5 2 GPIO_ACTIVE_LOW>; | 
 | 			default-state = "off"; | 
 | 			linux,default-trigger = "heartbeat"; | 
 | 		}; | 
 |  | 
 | 		user2 { | 
 | 			label = "imx6:green:user2"; | 
 | 			gpios = <&gpio3 28 GPIO_ACTIVE_LOW>; | 
 | 			default-state = "off"; | 
 | 		}; | 
 | 	}; | 
 | }; | 
 |  | 
 | &audmux { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_audmux>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &ecspi1 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_ecspi1>; | 
 | 	cs-gpios = <&gpio2 30 GPIO_ACTIVE_LOW>; | 
 | 	status = "okay"; | 
 |  | 
 | 	m25p80@0 { | 
 | 		compatible = "microchip,sst25vf016b"; | 
 | 		spi-max-frequency = <20000000>; | 
 | 		reg = <0>; | 
 | 	}; | 
 | }; | 
 |  | 
 | &fec { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_enet>; | 
 | 	phy-mode = "rgmii-id"; | 
 | 	phy-handle = <&rgmii_phy>; | 
 | 	status = "okay"; | 
 |  | 
 | 	mdio { | 
 | 		#address-cells = <1>; | 
 | 		#size-cells = <0>; | 
 |  | 
 | 		/* Atheros AR8035 PHY */ | 
 | 		rgmii_phy: ethernet-phy@4 { | 
 | 			reg = <4>; | 
 | 			interrupts-extended = <&gpio1 28 IRQ_TYPE_LEVEL_LOW>; | 
 | 			reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>; | 
 | 			reset-assert-us = <10000>; | 
 | 			reset-deassert-us = <1000>; | 
 | 		}; | 
 | 	}; | 
 | }; | 
 |  | 
 | &hdmi { | 
 | 	ddc-i2c-bus = <&i2c2>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &i2c1 { | 
 | 	clock-frequency = <100000>; | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_i2c1>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &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"; | 
 | }; | 
 |  | 
 | &pwm1 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_pwm1>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &pwm2 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_pwm2>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &pwm3 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_pwm3>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &pwm4 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_pwm4>; | 
 | 	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>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &uart4 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_uart4>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &uart5 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_uart5>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &usbh1 { | 
 | 	dr_mode = "host"; | 
 | 	disable-over-current; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &usbotg { | 
 | 	vbus-supply = <®_usb_otg_vbus>; | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_usbotg>; | 
 | 	dr_mode = "otg"; | 
 | 	disable-over-current; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &usdhc2 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_usdhc2>; | 
 | 	vmmc-supply = <®_3p3v>; | 
 | 	cd-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>; | 
 | 	wp-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &usdhc3 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_usdhc3>; | 
 | 	vmmc-supply = <®_3p3v>; | 
 | 	non-removable; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &iomuxc { | 
 |  | 
 | 	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 | 
 | 			MX6QDL_PAD_GPIO_0__CCM_CLKO1		0x130b0	/* CAM_MCLK */ | 
 | 		>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_ecspi1: ecspi1grp { | 
 | 		fsl,pins = < | 
 | 			MX6QDL_PAD_EIM_D16__ECSPI1_SCLK		0x100b1 | 
 | 			MX6QDL_PAD_EIM_D17__ECSPI1_MISO		0x100b1 | 
 | 			MX6QDL_PAD_EIM_D18__ECSPI1_MOSI		0x100b1 | 
 | 			MX6QDL_PAD_EIM_EB2__GPIO2_IO30		0x000b1	/* CS0 */ | 
 | 		>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_enet: enetgrp { | 
 | 		fsl,pins = < | 
 | 			MX6QDL_PAD_ENET_MDIO__ENET_MDIO		0x1b0b0 | 
 | 			MX6QDL_PAD_ENET_MDC__ENET_MDC		0x1b0b0 | 
 | 			MX6QDL_PAD_RGMII_TXC__RGMII_TXC		0x1b030 | 
 | 			MX6QDL_PAD_RGMII_TD0__RGMII_TD0		0x1b030 | 
 | 			MX6QDL_PAD_RGMII_TD1__RGMII_TD1		0x1b030 | 
 | 			MX6QDL_PAD_RGMII_TD2__RGMII_TD2		0x1b030 | 
 | 			MX6QDL_PAD_RGMII_TD3__RGMII_TD3		0x1b030 | 
 | 			MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL	0x1b030 | 
 | 			/* AR8035 CLK_25M --> ENET_REF_CLK (V22) */ | 
 | 			MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK	0x0a0b1 | 
 | 			/* AR8035 pin strapping: IO voltage: pull up */ | 
 | 			MX6QDL_PAD_RGMII_RXC__RGMII_RXC		0x1b030 | 
 | 			/* AR8035 pin strapping: PHYADDR#0: pull down */ | 
 | 			MX6QDL_PAD_RGMII_RD0__RGMII_RD0		0x13030 | 
 | 			/* AR8035 pin strapping: PHYADDR#1: pull down */ | 
 | 			MX6QDL_PAD_RGMII_RD1__RGMII_RD1		0x13030 | 
 | 			/* AR8035 pin strapping: MODE#1: pull up */ | 
 | 			MX6QDL_PAD_RGMII_RD2__RGMII_RD2		0x1b030 | 
 | 			/* AR8035 pin strapping: MODE#3: pull up */ | 
 | 			MX6QDL_PAD_RGMII_RD3__RGMII_RD3		0x1b030 | 
 | 			/* AR8035 pin strapping: MODE#0: pull down */ | 
 | 			MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL	0x13030 | 
 | 			/* GPIO16 -> AR8035 25MHz */ | 
 | 			MX6QDL_PAD_GPIO_16__ENET_REF_CLK	0x4001b0a8 | 
 | 			/* RGMII_nRST */ | 
 | 			MX6QDL_PAD_EIM_D31__GPIO3_IO31		0x130b0 | 
 | 			/* AR8035 interrupt */ | 
 | 			MX6QDL_PAD_ENET_TX_EN__GPIO1_IO28	0x180b0 | 
 | 		>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_i2c1: i2c1grp { | 
 | 		fsl,pins = < | 
 | 			MX6QDL_PAD_CSI0_DAT8__I2C1_SDA		0x4001b8b1 | 
 | 			MX6QDL_PAD_CSI0_DAT9__I2C1_SCL		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_6__I2C3_SDA		0x4001b8b1 | 
 | 		>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_led: ledgrp { | 
 | 		fsl,pins = < | 
 | 			MX6QDL_PAD_EIM_A25__GPIO5_IO02		0x1b0b1	/* LED1 */ | 
 | 			MX6QDL_PAD_EIM_D28__GPIO3_IO28		0x1b0b1	/* LED2 */ | 
 | 		>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_pwm1: pwm1grp { | 
 | 		fsl,pins = < | 
 | 			MX6QDL_PAD_DISP0_DAT8__PWM1_OUT		0x1b0b1 | 
 | 		>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_pwm2: pwm2grp { | 
 | 		fsl,pins = < | 
 | 			MX6QDL_PAD_DISP0_DAT9__PWM2_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_uart1: uart1grp { | 
 | 		fsl,pins = < | 
 | 			MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA	0x1b0b1 | 
 | 			MX6QDL_PAD_CSI0_DAT11__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 | 
 | 		>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_uart4: uart4grp { | 
 | 		fsl,pins = < | 
 | 			MX6QDL_PAD_KEY_COL0__UART4_TX_DATA	0x1b0b1 | 
 | 			MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA	0x1b0b1 | 
 | 		>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_uart5: uart5grp { | 
 | 		fsl,pins = < | 
 | 			MX6QDL_PAD_KEY_COL1__UART5_TX_DATA	0x1b0b1 | 
 | 			MX6QDL_PAD_KEY_ROW1__UART5_RX_DATA	0x1b0b1 | 
 | 		>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_usbotg: usbotggrp { | 
 | 		fsl,pins = < | 
 | 			MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID	0x17059 | 
 | 			MX6QDL_PAD_EIM_D21__USB_OTG_OC		0x1b0b0 | 
 | 			MX6QDL_PAD_EIM_D22__GPIO3_IO22		0x000b0	/* USB OTG POWER ENABLE */ | 
 | 		>; | 
 | 	}; | 
 |  | 
 | 	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 | 
 | 			MX6QDL_PAD_GPIO_4__GPIO1_IO04		0x1b0b0	/* CD */ | 
 | 			MX6QDL_PAD_GPIO_2__GPIO1_IO02		0x1f0b0	/* WP */ | 
 | 		>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_usdhc3: usdhc3grp { | 
 | 		fsl,pins = < | 
 | 			MX6QDL_PAD_SD3_CMD__SD3_CMD		0x17009 | 
 | 			MX6QDL_PAD_SD3_CLK__SD3_CLK		0x10009 | 
 | 			MX6QDL_PAD_SD3_DAT0__SD3_DATA0		0x17009 | 
 | 			MX6QDL_PAD_SD3_DAT1__SD3_DATA1		0x17009 | 
 | 			MX6QDL_PAD_SD3_DAT2__SD3_DATA2		0x17009 | 
 | 			MX6QDL_PAD_SD3_DAT3__SD3_DATA3		0x17009 | 
 | 			MX6QDL_PAD_SD3_RST__SD3_RESET		0x17009 | 
 | 		>; | 
 | 	}; | 
 | }; |