src/arm/nxp/imx/imx6q-cm-fx6.dts

/*
 * 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
 *     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/gpio/gpio.h>
#include <dt-bindings/sound/fsl-imx-audmux.h>
#include "imx6q.dtsi"

/ {
	model = "CompuLab CM-FX6";
	compatible = "compulab,cm-fx6", "fsl,imx6q";

	memory@10000000 {
		device_type = "memory";
		reg = <0x10000000 0x80000000>;
	};

	leds {
		compatible = "gpio-leds";

		heartbeat-led {
			label = "Heartbeat";
			gpios = <&gpio2 31 0>;
			linux,default-trigger = "heartbeat";
		};
	};

	awnh387_pwrseq: pwrseq {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_pwrseq>;
		compatible = "mmc-pwrseq-sd8787";
		powerdown-gpios = <&gpio7 12 GPIO_ACTIVE_HIGH>;
		reset-gpios = <&gpio6 16 GPIO_ACTIVE_HIGH>;
	};

	reg_pcie_power_on_gpio: regulator-pcie-power-on-gpio {
		compatible = "regulator-fixed";
		regulator-name = "regulator-pcie-power-on-gpio";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&gpio2 24 GPIO_ACTIVE_LOW>;
	};

	reg_usb_h1_vbus: usb_h1_vbus {
		compatible = "regulator-fixed";
		regulator-name = "usb_h1_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gpio7 8 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_usb_otg_vbus: 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;
	};

	sound-analog {
		compatible = "simple-audio-card";
		simple-audio-card,name = "On-board analog audio";
		simple-audio-card,widgets =
			"Headphone", "Headphone Jack",
			"Line", "Line Out",
			"Microphone", "Mic Jack",
			"Line", "Line In";
		simple-audio-card,routing =
			"Headphone Jack", "RHPOUT",
			"Headphone Jack", "LHPOUT",
			"MICIN", "Mic Bias",
			"Mic Bias", "Mic Jack";
		simple-audio-card,format = "i2s";
		simple-audio-card,bitclock-master = <&sound_master>;
		simple-audio-card,frame-master = <&sound_master>;
		simple-audio-card,bitclock-inversion;

		sound_master: simple-audio-card,cpu {
			sound-dai = <&ssi2>;
			system-clock-frequency = <2822400>;
		};

		simple-audio-card,codec {
			sound-dai = <&wm8731>;
		};
	};

	sound-spdif {
		compatible = "fsl,imx-audio-spdif";
		model = "imx-spdif";
		spdif-controller = <&spdif>;
		spdif-out;
		spdif-in;
	};
};

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

	mux-ssi2 {
		fsl,audmux-port = <1>;
		fsl,port-config = <
			(IMX_AUDMUX_V2_PTCR_RCLKDIR |
			IMX_AUDMUX_V2_PTCR_RCSEL(3 | 0x8) |
			IMX_AUDMUX_V2_PTCR_TCLKDIR |
			IMX_AUDMUX_V2_PTCR_TCSEL(3))
			IMX_AUDMUX_V2_PDCR_RXDSEL(3)
		>;
	};

	mux-audmux4 {
		fsl,audmux-port = <3>;
		fsl,port-config = <
			(IMX_AUDMUX_V2_PTCR_TFSDIR |
			IMX_AUDMUX_V2_PTCR_TFSEL(1) |
			IMX_AUDMUX_V2_PTCR_RCLKDIR |
			IMX_AUDMUX_V2_PTCR_RCSEL(1 | 0x8) |
			IMX_AUDMUX_V2_PTCR_TCLKDIR |
			IMX_AUDMUX_V2_PTCR_TCSEL(1))
			IMX_AUDMUX_V2_PDCR_RXDSEL(1)
		>;
	};
};

&cpu0 {
	/*
	 * Although the imx6q fuse indicates that 1.2GHz operation is possible,
	 * the module behaves unstable at this frequency. Hence, remove the
	 * 1.2GHz operation point here.
	 */
	operating-points = <
		/* kHz	uV */
		996000	1250000
		852000	1250000
		792000	1175000
		396000	975000
	>;
	fsl,soc-operating-points = <
		/* ARM kHz	SOC-PU uV */
		996000		1250000
		852000		1250000
		792000		1175000
		396000		1175000
	>;
};

&cpu1 {
	/*
	 * Although the imx6q fuse indicates that 1.2GHz operation is possible,
	 * the module behaves unstable at this frequency. Hence, remove the
	 * 1.2GHz operation point here.
	 */
	operating-points = <
		/* kHz	uV */
		996000	1250000
		852000	1250000
		792000	1175000
		396000	975000
	>;
	fsl,soc-operating-points = <
		/* ARM kHz	SOC-PU uV */
		996000		1250000
		852000		1250000
		792000		1175000
		396000		1175000
	>;
};

&cpu2 {
	/*
	 * Although the imx6q fuse indicates that 1.2GHz operation is possible,
	 * the module behaves unstable at this frequency. Hence, remove the
	 * 1.2GHz operation point here.
	 */
	operating-points = <
		/* kHz	uV */
		996000	1250000
		852000	1250000
		792000	1175000
		396000	975000
	>;
	fsl,soc-operating-points = <
		/* ARM kHz	SOC-PU uV */
		996000		1250000
		852000		1250000
		792000		1175000
		396000		1175000
	>;
};

&cpu3 {
	/*
	 * Although the imx6q fuse indicates that 1.2GHz operation is possible,
	 * the module behaves unstable at this frequency. Hence, remove the
	 * 1.2GHz operation point here.
	 */
	operating-points = <
		/* kHz	uV */
		996000	1250000
		852000	1250000
		792000	1175000
		396000	975000
	>;
	fsl,soc-operating-points = <
		/* ARM kHz	SOC-PU uV */
		996000		1250000
		852000		1250000
		792000		1175000
		396000		1175000
	>;
};

&ecspi1 {
	cs-gpios = <&gpio2 30 GPIO_ACTIVE_LOW>, <&gpio3 19 GPIO_ACTIVE_LOW>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_ecspi1>;
	status = "okay";

	flash@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "jedec,spi-nor";
		spi-max-frequency = <20000000>;
		reg = <0>;
	};
};

&fec {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_enet>;
	phy-mode = "rgmii";
	status = "okay";
};

&gpmi {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gpmi_nand>;
	status = "okay";
};

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

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

	wm8731: codec@1a {
		#sound-dai-cells = <0>;
		compatible = "wlf,wm8731";
		reg = <0x1a>;
	};
};

&iomuxc {
	pinctrl_audmux: audmuxgrp {
		fsl,pins = <
			MX6QDL_PAD_SD2_CMD__AUD4_RXC   0x17059
			MX6QDL_PAD_SD2_DAT0__AUD4_RXD  0x17059
			MX6QDL_PAD_SD2_DAT3__AUD4_TXC  0x17059
			MX6QDL_PAD_SD2_DAT2__AUD4_TXD  0x17059
			MX6QDL_PAD_SD2_DAT1__AUD4_TXFS 0x17059
		>;
	};

	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	0x100b1
			MX6QDL_PAD_EIM_D19__GPIO3_IO19	0x100b1
		>;
	};

	pinctrl_enet: enetgrp {
		fsl,pins = <
			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
			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
			MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK	0x1b0b0
			MX6QDL_PAD_ENET_MDIO__ENET_MDIO		0x1b0b0
			MX6QDL_PAD_ENET_MDC__ENET_MDC		0x1b0b0
		>;
	};

	pinctrl_gpmi_nand: gpminandgrp {
		fsl,pins = <
			MX6QDL_PAD_NANDF_CLE__NAND_CLE		0xb0b1
			MX6QDL_PAD_NANDF_ALE__NAND_ALE		0xb0b1
			MX6QDL_PAD_NANDF_WP_B__NAND_WP_B	0xb0b1
			MX6QDL_PAD_NANDF_RB0__NAND_READY_B	0xb000
			MX6QDL_PAD_NANDF_CS0__NAND_CE0_B	0xb0b1
			MX6QDL_PAD_NANDF_CS1__NAND_CE1_B	0xb0b1
			MX6QDL_PAD_SD4_CMD__NAND_RE_B		0xb0b1
			MX6QDL_PAD_SD4_CLK__NAND_WE_B		0xb0b1
			MX6QDL_PAD_NANDF_D0__NAND_DATA00	0xb0b1
			MX6QDL_PAD_NANDF_D1__NAND_DATA01	0xb0b1
			MX6QDL_PAD_NANDF_D2__NAND_DATA02	0xb0b1
			MX6QDL_PAD_NANDF_D3__NAND_DATA03	0xb0b1
			MX6QDL_PAD_NANDF_D4__NAND_DATA04	0xb0b1
			MX6QDL_PAD_NANDF_D5__NAND_DATA05	0xb0b1
			MX6QDL_PAD_NANDF_D6__NAND_DATA06	0xb0b1
			MX6QDL_PAD_NANDF_D7__NAND_DATA07	0xb0b1
			MX6QDL_PAD_SD4_DAT0__NAND_DQS		0x00b1
		>;
	};

	pinctrl_i2c3: i2c3grp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_3__I2C3_SCL	0x4001b8b1
			MX6QDL_PAD_GPIO_6__I2C3_SDA	0x4001b8b1
		>;
	};

	pinctrl_pcie: pciegrp {
		fsl,pins = <
			MX6QDL_PAD_ENET_RXD1__GPIO1_IO26	0x1b0b1
			MX6QDL_PAD_EIM_CS1__GPIO2_IO24	0x1b0b1
		>;
	};

	pinctrl_pwrseq: pwrseqgrp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_17__GPIO7_IO12		0x1b0b0
			MX6QDL_PAD_NANDF_CS3__GPIO6_IO16	0x1b0b0
		>;
	};

	pinctrl_spdif: spdifgrp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_16__SPDIF_IN  0x1b0b0
			MX6QDL_PAD_GPIO_19__SPDIF_OUT 0x1b0b0
		>;
	};

	pinctrl_uart4: uart4grp {
		fsl,pins = <
			MX6QDL_PAD_KEY_COL0__UART4_TX_DATA	0x1b0b1
			MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA	0x1b0b1
		>;
	};

	pinctrl_usbh1: usbh1grp {
		fsl,pins = <
			MX6QDL_PAD_SD3_RST__GPIO7_IO08	0x1b0b1
		>;
	};

	pinctrl_usbotg: usbotggrp {
		fsl,pins = <
			MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID	0x17059
			MX6QDL_PAD_EIM_D22__GPIO3_IO22	0x130b0
		>;
	};

	pinctrl_usdhc1: usdhc1grp {
		fsl,pins = <
			MX6QDL_PAD_SD1_CMD__SD1_CMD	0x17071
			MX6QDL_PAD_SD1_CLK__SD1_CLK	0x10071
			MX6QDL_PAD_SD1_DAT0__SD1_DATA0	0x17071
			MX6QDL_PAD_SD1_DAT1__SD1_DATA1	0x17071
			MX6QDL_PAD_SD1_DAT2__SD1_DATA2	0x17071
			MX6QDL_PAD_SD1_DAT3__SD1_DATA3	0x17071
		>;
	};
};

&pcie {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pcie>;
	reset-gpio = <&gpio1 26 GPIO_ACTIVE_LOW>;
	vpcie-supply = <&reg_pcie_power_on_gpio>;
	status = "okay";
};

&sata {
	status = "okay";
};

&snvs_poweroff {
	status = "okay";
};

&spdif {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_spdif>;
	status = "okay";
};

&ssi2 {
	assigned-clocks = <&clks IMX6QDL_CLK_SSI2_SEL>,
			<&clks IMX6QDL_CLK_PLL4_AUDIO_DIV>;
	assigned-clock-parents = <&clks IMX6QDL_CLK_PLL4_AUDIO_DIV>;
	assigned-clock-rates = <0>, <786432000>;
	status = "okay";
};

&uart4 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart4>;
	status = "okay";
};

&usbh1 {
	vbus-supply = <&reg_usb_h1_vbus>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usbh1>;
	status = "okay";
};

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

&usdhc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc1>;
	mmc-pwrseq = <&awnh387_pwrseq>;
	non-removable;
	/*
	 * If the OS probes the Bluetooth AMP function advertised on this bus
	 * but the firmware in place does not support it, the WiFi/BT module
	 * gets unresponsive.
	 * Users who configured their OS properly can enable this node to gain
	 * WiFi and/or plain Bluetooth support.
	 */
	status = "disabled";
};