// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright 2023 Gateworks Corporation
*/
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/phy/phy-imx8-pcie.h>
/ {
led-controller {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio_leds>;
led-0 {
function = LED_FUNCTION_STATUS;
color = <LED_COLOR_ID_GREEN>;
gpios = <&gpio4 1 GPIO_ACTIVE_HIGH>;
default-state = "on";
linux,default-trigger = "heartbeat";
};
led-1 {
function = LED_FUNCTION_STATUS;
color = <LED_COLOR_ID_RED>;
gpios = <&gpio4 5 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
};
pcie0_refclk: clock-pcie0 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <100000000>;
};
pps {
compatible = "pps-gpio";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pps>;
gpios = <&gpio4 3 GPIO_ACTIVE_HIGH>;
status = "okay";
};
reg_usb1_vbus: regulator-usb1 {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_usb1_en>;
regulator-name = "usb1_vbus";
gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>;
enable-active-high;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
reg_usb2_vbus: regulator-usb2 {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_usb2_en>;
regulator-name = "usb2_vbus";
gpio = <&gpio4 12 GPIO_ACTIVE_HIGH>;
enable-active-high;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
reg_usdhc2_vmmc: regulator-usdhc2-vmmc {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc2_vmmc>;
regulator-name = "VDD_3V3_SD";
enable-active-high;
gpio = <&gpio2 19 0>; /* SD2_RESET */
off-on-delay-us = <12000>;
regulator-max-microvolt = <3300000>;
regulator-min-microvolt = <3300000>;
startup-delay-us = <100>;
};
};
/* off-board header */
&ecspi2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_spi2>;
cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
status = "okay";
};
&gpio4 {
gpio-line-names =
"", "", "", "",
"", "", "", "",
"dio1", "", "", "dio0",
"", "", "pci_usb_sel", "",
"", "", "", "",
"", "", "rs485_en", "rs485_term",
"", "", "", "rs485_half",
"pci_wdis#", "", "", "";
};
&i2c2 {
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
status = "okay";
accelerometer@19 {
compatible = "st,lis2de12";
reg = <0x19>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_accel>;
st,drdy-int-pin = <1>;
interrupt-parent = <&gpio4>;
interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
interrupt-names = "INT1";
};
};
&pcie_phy {
fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
fsl,clkreq-unsupported;
clocks = <&pcie0_refclk>;
clock-names = "ref";
status = "okay";
};
&pcie {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pcie0>;
reset-gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
status = "okay";
};
/* GPS */
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart1>;
status = "okay";
};
/* off-board header */
&uart3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart3>;
status = "okay";
};
/* RS232 */
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart4>;
status = "okay";
};
/* USB1 - OTG */
&usb3_0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb1>;
fsl,over-current-active-low;
status = "okay";
};
&usb3_phy0 {
vbus-supply = <®_usb1_vbus>;
status = "okay";
};
&usb_dwc3_0 {
/* dual role is implemented but not a full featured OTG */
adp-disable;
hnp-disable;
srp-disable;
dr_mode = "otg";
usb-role-switch;
role-switch-default-mode = "peripheral";
status = "okay";
connector {
compatible = "gpio-usb-b-connector", "usb-b-connector";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usbcon1>;
type = "micro";
label = "otg";
id-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
};
};
/* USB2 - USB3.0 Hub */
&usb3_1 {
fsl,permanently-attached;
fsl,disable-port-power-control;
status = "okay";
};
&usb3_phy1 {
vbus-supply = <®_usb2_vbus>;
status = "okay";
};
&usb_dwc3_1 {
dr_mode = "host";
status = "okay";
};
/* microSD */
&usdhc2 {
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
bus-width = <4>;
vmmc-supply = <®_usdhc2_vmmc>;
status = "okay";
};
&iomuxc {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_hog>;
pinctrl_hog: hoggrp {
fsl,pins = <
MX8MP_IOMUXC_SAI1_RXD6__GPIO4_IO08 0x40000146 /* DIO1 */
MX8MP_IOMUXC_SAI1_TXC__GPIO4_IO11 0x40000146 /* DIO0 */
MX8MP_IOMUXC_SAI1_TXD2__GPIO4_IO14 0x40000106 /* PCIE_USBSEL */
MX8MP_IOMUXC_SAI2_MCLK__GPIO4_IO27 0x40000106 /* RS485_HALF */
MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22 0x40000106 /* RS485_EN */
MX8MP_IOMUXC_SAI2_RXD0__GPIO4_IO23 0x40000106 /* RS485_TERM */
MX8MP_IOMUXC_SAI3_RXFS__GPIO4_IO28 0x40000106 /* PCIE_WDIS# */
>;
};
pinctrl_accel: accelgrp {
fsl,pins = <
MX8MP_IOMUXC_SAI2_RXFS__GPIO4_IO21 0x150 /* IRQ */
>;
};
pinctrl_gpio_leds: gpioledgrp {
fsl,pins = <
MX8MP_IOMUXC_SAI1_RXC__GPIO4_IO01 0x6 /* LEDG */
MX8MP_IOMUXC_SAI1_RXD3__GPIO4_IO05 0x6 /* LEDR */
>;
};
pinctrl_pcie0: pcie0grp {
fsl,pins = <
MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29 0x106
>;
};
pinctrl_pps: ppsgrp {
fsl,pins = <
MX8MP_IOMUXC_SAI1_RXD1__GPIO4_IO03 0x146
>;
};
pinctrl_reg_usb1_en: regusb1grp {
fsl,pins = <
MX8MP_IOMUXC_GPIO1_IO12__GPIO1_IO12 0x146 /* USB1_EN */
>;
};
pinctrl_usb1: usb1grp {
fsl,pins = <
MX8MP_IOMUXC_GPIO1_IO13__USB1_OTG_OC 0x140 /* USB1_FLT# */
>;
};
pinctrl_usbcon1: usbcon1grp {
fsl,pins = <
MX8MP_IOMUXC_SAI5_RXD0__GPIO3_IO21 0x140 /* USB1_ID */
>;
};
pinctrl_reg_usb2_en: regusb2grp {
fsl,pins = <
MX8MP_IOMUXC_SAI1_TXD0__GPIO4_IO12 0x146 /* USBHUB_RST# */
>;
};
pinctrl_spi2: spi2grp {
fsl,pins = <
MX8MP_IOMUXC_ECSPI2_SCLK__ECSPI2_SCLK 0x140
MX8MP_IOMUXC_ECSPI2_MOSI__ECSPI2_MOSI 0x140
MX8MP_IOMUXC_ECSPI2_MISO__ECSPI2_MISO 0x140
MX8MP_IOMUXC_ECSPI2_SS0__GPIO5_IO13 0x140
>;
};
pinctrl_uart1: uart1grp {
fsl,pins = <
MX8MP_IOMUXC_UART1_RXD__UART1_DCE_RX 0x140
MX8MP_IOMUXC_UART1_TXD__UART1_DCE_TX 0x140
>;
};
pinctrl_uart3: uart3grp {
fsl,pins = <
MX8MP_IOMUXC_UART3_RXD__UART3_DCE_RX 0x140
MX8MP_IOMUXC_UART3_TXD__UART3_DCE_TX 0x140
>;
};
pinctrl_uart4: uart4grp {
fsl,pins = <
MX8MP_IOMUXC_UART4_RXD__UART4_DCE_RX 0x140
MX8MP_IOMUXC_UART4_TXD__UART4_DCE_TX 0x140
>;
};
pinctrl_usdhc1: usdhc1grp {
fsl,pins = <
MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x190
MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d0
MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d0
MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d0
MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d0
MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d0
>;
};
pinctrl_usdhc2: usdhc2grp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x190
MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d0
MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d0
MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d0
MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d0
MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d0
MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
>;
};
pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x194
MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d4
MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d4
MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d4
MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d4
MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d4
MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
>;
};
pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x196
MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d6
MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d6
MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d6
MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d6
MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d6
MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
>;
};
pinctrl_usdhc2_vmmc: usdhc2-vmmc-grp {
fsl,pins = <
MX8MP_IOMUXC_SD2_RESET_B__USDHC2_RESET_B 0x1d0
>;
};
pinctrl_usdhc2_gpio: usdhc2gpiogrp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12 0x1c4
>;
};
};