linux_dsm_epyc7002/arch/arm/boot/dts/imx6qdl-gw5904.dtsi

/*
 * Copyright 2017 Gateworks Corporation
 *
 * 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.
 *
 *     You should have received a copy of the GNU General Public
 *     License along with this file; if not, write to the Free
 *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
 *     MA 02110-1301 USA
 *
 * 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>

/ {
	/* these are used by bootloader for disabling nodes */
	aliases {
		led0 = &led0;
		led1 = &led1;
		led2 = &led2;
		usb0 = &usbh1;
		usb1 = &usbotg;
	};

	chosen {
		stdout-path = &uart2;
	};

	backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm4 0 5000000>;
		brightness-levels = <0 4 8 16 32 64 128 255>;
		default-brightness-level = <7>;
	};

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

		led0: user1 {
			label = "user1";
			gpios = <&gpio4 6 GPIO_ACTIVE_HIGH>; /* MX6_PANLEDG */
			default-state = "on";
			linux,default-trigger = "heartbeat";
		};

		led1: user2 {
			label = "user2";
			gpios = <&gpio4 7 GPIO_ACTIVE_HIGH>; /* MX6_PANLEDR */
			default-state = "off";
		};

		led2: user3 {
			label = "user3";
			gpios = <&gpio4 15 GPIO_ACTIVE_LOW>; /* MX6_LOCLED# */
			default-state = "off";
		};
	};

	memory {
		reg = <0x10000000 0x40000000>;
	};

	pps {
		compatible = "pps-gpio";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_pps>;
		gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
	};

	reg_1p0v: regulator-1p0v {
		compatible = "regulator-fixed";
		regulator-name = "1P0V";
		regulator-min-microvolt = <1000000>;
		regulator-max-microvolt = <1000000>;
		regulator-always-on;
	};

	reg_3p3v: regulator-3p3v {
		compatible = "regulator-fixed";
		regulator-name = "3P3V";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};

	reg_usb_h1_vbus: regulator-usb-h1-vbus {
		compatible = "regulator-fixed";
		regulator-name = "usb_h1_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on;
	};

	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;
	};
};

&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>;
};

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

	fixed-link {
		speed = <1000>;
		full-duplex;
	};

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

		switch@0 {
			compatible = "marvell,mv88e6085";
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0>;

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

				port@0 {
					reg = <0>;
					label = "lan4";
				};

				port@1 {
					reg = <1>;
					label = "lan3";
				};

				port@2 {
					reg = <2>;
					label = "lan2";
				};

				port@3 {
					reg = <3>;
					label = "lan1";
				};

				port@5 {
					reg = <5>;
					label = "cpu";
					ethernet = <&fec>;
				};
			};
		};
	};
};

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

	pca9555: gpio@23 {
		compatible = "nxp,pca9555";
		reg = <0x23>;
		gpio-controller;
		#gpio-cells = <2>;
	};

	eeprom1: eeprom@50 {
		compatible = "atmel,24c02";
		reg = <0x50>;
		pagesize = <16>;
	};

	eeprom2: eeprom@51 {
		compatible = "atmel,24c02";
		reg = <0x51>;
		pagesize = <16>;
	};

	eeprom3: eeprom@52 {
		compatible = "atmel,24c02";
		reg = <0x52>;
		pagesize = <16>;
	};

	eeprom4: eeprom@53 {
		compatible = "atmel,24c02";
		reg = <0x53>;
		pagesize = <16>;
	};

	dts1672: rtc@68 {
		compatible = "dallas,ds1672";
		reg = <0x68>;
	};
};

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

	ltc3676: pmic@3c {
		compatible = "lltc,ltc3676";
		reg = <0x3c>;
		interrupt-parent = <&gpio1>;
		interrupts = <8 IRQ_TYPE_EDGE_FALLING>;

		regulators {
			/* VDD_SOC (1+R1/R2 = 1.635) */
			reg_vdd_soc: sw1 {
				regulator-name = "vddsoc";
				regulator-min-microvolt = <674400>;
				regulator-max-microvolt = <1308000>;
				lltc,fb-voltage-divider = <127000 200000>;
				regulator-ramp-delay = <7000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* VDD_1P8 (1+R1/R2 = 2.505): GbE switch */
			reg_1p8v: sw2 {
				regulator-name = "vdd1p8";
				regulator-min-microvolt = <1033310>;
				regulator-max-microvolt = <2004000>;
				lltc,fb-voltage-divider = <301000 200000>;
				regulator-ramp-delay = <7000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* VDD_ARM (1+R1/R2 = 1.635) */
			reg_vdd_arm: sw3 {
				regulator-name = "vddarm";
				regulator-min-microvolt = <674400>;
				regulator-max-microvolt = <1308000>;
				lltc,fb-voltage-divider = <127000 200000>;
				regulator-ramp-delay = <7000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* VDD_DDR (1+R1/R2 = 2.105) */
			reg_vdd_ddr: sw4 {
				regulator-name = "vddddr";
				regulator-min-microvolt = <868310>;
				regulator-max-microvolt = <1684000>;
				lltc,fb-voltage-divider = <221000 200000>;
				regulator-ramp-delay = <7000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* VDD_2P5 (1+R1/R2 = 3.435): PCIe/ENET-PHY */
			reg_2p5v: ldo2 {
				regulator-name = "vdd2p5";
				regulator-min-microvolt = <2490375>;
				regulator-max-microvolt = <2490375>;
				lltc,fb-voltage-divider = <487000 200000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* VDD_HIGH (1+R1/R2 = 4.17) */
			reg_3p0v: ldo4 {
				regulator-name = "vdd3p0";
				regulator-min-microvolt = <3023250>;
				regulator-max-microvolt = <3023250>;
				lltc,fb-voltage-divider = <634000 200000>;
				regulator-boot-on;
				regulator-always-on;
			};
		};
	};
};

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

	egalax_ts: touchscreen@4 {
		compatible = "eeti,egalax_ts";
		reg = <0x04>;
		interrupt-parent = <&gpio1>;
		interrupts = <11 IRQ_TYPE_EDGE_FALLING>;
		wakeup-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
	};
};

&ldb {
	status = "okay";

	lvds-channel@0 {
		fsl,data-mapping = "spwg";
		fsl,data-width = <18>;
		status = "okay";

		display-timings {
			native-mode = <&timing0>;
			timing0: hsd100pxn1 {
				clock-frequency = <65000000>;
				hactive = <1024>;
				vactive = <768>;
				hback-porch = <220>;
				hfront-porch = <40>;
				vback-porch = <21>;
				vfront-porch = <7>;
				hsync-len = <60>;
				vsync-len = <10>;
			};
		};
	};
};

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

&pwm2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm2>; /* MX6_DIO1 */
	status = "disabled";
};

&pwm3 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm3>; /* MX6_DIO2 */
	status = "disabled";
};

&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>;
	uart-has-rtscts;
	status = "okay";
};

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

&uart5 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart5>;
	status = "okay";
};

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

&usbh1 {
	vbus-supply = <&reg_usb_h1_vbus>;
	status = "okay";
};

&usdhc3 {
	pinctrl-names = "default", "state_100mhz", "state_200mhz";
	pinctrl-0 = <&pinctrl_usdhc3>;
	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
	non-removable;
	vmmc-supply = <&reg_3p3v>;
	keep-power-in-suspend;
	status = "okay";
};

&wdog1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_wdog>;
	fsl,ext-reset-output;
};

&iomuxc {
	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
			MX6QDL_PAD_GPIO_16__ENET_REF_CLK	0x4001b0a8
			MX6QDL_PAD_ENET_TXD0__GPIO1_IO30	0x4001b0b0 /* PHY_RST# */
		>;
	};

	pinctrl_gpio_leds: gpioledsgrp {
		fsl,pins = <
			MX6QDL_PAD_KEY_COL0__GPIO4_IO06		0x1b0b0
			MX6QDL_PAD_KEY_ROW0__GPIO4_IO07		0x1b0b0
			MX6QDL_PAD_KEY_ROW4__GPIO4_IO15		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_3__I2C3_SCL		0x4001b8b1
			MX6QDL_PAD_GPIO_6__I2C3_SDA		0x4001b8b1
		>;
	};

	pinctrl_pcie: pciegrp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_0__GPIO1_IO00	0x1b0b0 /* PCIE RST */
		>;
	};

	pinctrl_pmic: pmicgrp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_8__GPIO1_IO08	0x1b0b0 /* PMIC_IRQ# */
		>;
	};

	pinctrl_pps: ppsgrp {
		fsl,pins = <
			MX6QDL_PAD_ENET_RXD1__GPIO1_IO26	0x1b0b1
		>;
	};

	pinctrl_pwm2: pwm2grp {
		fsl,pins = <
			MX6QDL_PAD_SD1_DAT2__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_SD4_DAT7__UART2_TX_DATA	0x1b0b1
			MX6QDL_PAD_SD4_DAT4__UART2_RX_DATA	0x1b0b1
		>;
	};

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

	pinctrl_uart4: uart4grp {
		fsl,pins = <
			MX6QDL_PAD_CSI0_DAT12__UART4_TX_DATA    0x1b0b1
			MX6QDL_PAD_CSI0_DAT13__UART4_RX_DATA    0x1b0b1
			MX6QDL_PAD_CSI0_DAT16__UART4_RTS_B      0x1b0b1
			MX6QDL_PAD_CSI0_DAT17__UART4_CTS_B      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_GPIO_1__USB_OTG_ID		0x17059
			MX6QDL_PAD_EIM_D22__GPIO3_IO22		0x1b0b0 /* PWR_EN */
			MX6QDL_PAD_KEY_COL4__GPIO4_IO14		0x1b0b0 /* OC */
		>;
	};

	pinctrl_usdhc3: usdhc3grp {
		fsl,pins = <
			MX6QDL_PAD_SD3_CMD__SD3_CMD		0x17059
			MX6QDL_PAD_SD3_CLK__SD3_CLK		0x10059
			MX6QDL_PAD_SD3_RST__SD3_RESET		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_DAT4__SD3_DATA4		0x17059
			MX6QDL_PAD_SD3_DAT5__SD3_DATA5		0x17059
			MX6QDL_PAD_SD3_DAT6__SD3_DATA6		0x17059
			MX6QDL_PAD_SD3_DAT7__SD3_DATA7		0x17059
		>;
	};

	pinctrl_usdhc3_100mhz: usdhc3grp100mhz {
		fsl,pins = <
			MX6QDL_PAD_SD3_CMD__SD3_CMD		0x170b9
			MX6QDL_PAD_SD3_CLK__SD3_CLK		0x100b9
			MX6QDL_PAD_SD3_RST__SD3_RESET		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
			MX6QDL_PAD_SD3_DAT4__SD3_DATA4		0x170b9
			MX6QDL_PAD_SD3_DAT5__SD3_DATA5		0x170b9
			MX6QDL_PAD_SD3_DAT6__SD3_DATA6		0x170b9
			MX6QDL_PAD_SD3_DAT7__SD3_DATA7		0x170b9
		>;
	};

	pinctrl_usdhc3_200mhz: usdhc3grp200mhz {
		fsl,pins = <
			MX6QDL_PAD_SD3_CMD__SD3_CMD		0x170f9
			MX6QDL_PAD_SD3_CLK__SD3_CLK		0x100f9
			MX6QDL_PAD_SD3_RST__SD3_RESET		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
			MX6QDL_PAD_SD3_DAT4__SD3_DATA4		0x170f9
			MX6QDL_PAD_SD3_DAT5__SD3_DATA5		0x170f9
			MX6QDL_PAD_SD3_DAT6__SD3_DATA6		0x170f9
			MX6QDL_PAD_SD3_DAT7__SD3_DATA7		0x170f9
		>;
	};

	pinctrl_wdog: wdoggrp {
		fsl,pins = <
			MX6QDL_PAD_DISP0_DAT8__WDOG1_B		0x1b0b0
		>;
	};
};