--- /dev/null
+// 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 0 GPIO_ACTIVE_HIGH>;
+ default-state = "on";
+ linux,default-trigger = "heartbeat";
+ };
+
+ led-1 {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_RED>;
+ gpios = <&gpio4 2 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 5 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+ };
+
+ reg_usb2_vbus: regulator-usb2-vbus {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_usb2_en>;
+ regulator-name = "usb2_vbus";
+ gpio = <&gpio1 8 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+
+ reg_usdhc2_vmmc: regulator-usdhc2 {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
+ regulator-name = "SD2_3P3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+};
+
+/* off-board header */
+&ecspi2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_spi2>;
+ cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
+ status = "okay";
+};
+
+&gpio1 {
+ gpio-line-names =
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "",
+ "", "gpioa", "gpiob", "",
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "";
+};
+
+&gpio4 {
+ gpio-line-names =
+ "", "", "", "pci_usb_sel",
+ "", "", "", "pci_wdis#",
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "";
+};
+
+&gpio5 {
+ gpio-line-names =
+ "", "", "", "",
+ "gpioc", "gpiod", "", "",
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "";
+};
+
+&i2c2 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c2>;
+ status = "okay";
+
+ eeprom@52 {
+ compatible = "atmel,24c32";
+ reg = <0x52>;
+ pagesize = <32>;
+ };
+};
+
+/* off-board header */
+&i2c3 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c3>;
+ status = "okay";
+};
+
+&pcie_phy {
+ fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
+ fsl,clkreq-unsupported;
+ clocks = <&pcie0_refclk>;
+ clock-names = "ref";
+ status = "okay";
+};
+
+&pcie0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pcie0>;
+ reset-gpio = <&gpio4 6 GPIO_ACTIVE_LOW>;
+ status = "okay";
+};
+
+/* GPS */
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
+ status = "okay";
+};
+
+/* USB1 - Type C front panel SINK port J14 */
+&usbotg1 {
+ dr_mode = "peripheral";
+ status = "okay";
+};
+
+/* USB2 4-port USB3.0 HUB:
+ * P1 - USBC connector (host only)
+ * P2 - USB2 test connector
+ * P3 - miniPCIe full card
+ * P4 - miniPCIe half card
+ */
+&usbotg2 {
+ dr_mode = "host";
+ vbus-supply = <®_usb2_vbus>;
+ 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>;
+ vmmc-supply = <®_usdhc2_vmmc>;
+ bus-width = <4>;
+ status = "okay";
+};
+
+&iomuxc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_hog>;
+
+ pinctrl_hog: hoggrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_GPIO1_IO13_GPIO1_IO13 0x40000040 /* GPIOA */
+ MX8MM_IOMUXC_GPIO1_IO14_GPIO1_IO14 0x40000040 /* GPIOB */
+ MX8MM_IOMUXC_SAI1_RXD1_GPIO4_IO3 0x40000106 /* PCI_USBSEL */
+ MX8MM_IOMUXC_SAI1_RXD5_GPIO4_IO7 0x40000106 /* PCIE_WDIS# */
+ MX8MM_IOMUXC_SPDIF_EXT_CLK_GPIO5_IO5 0x40000040 /* GPIOD */
+ MX8MM_IOMUXC_SPDIF_RX_GPIO5_IO4 0x40000040 /* GPIOC */
+ >;
+ };
+
+ pinctrl_gpio_leds: gpioledgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SAI1_RXFS_GPIO4_IO0 0x6 /* LEDG */
+ MX8MM_IOMUXC_SAI1_RXD0_GPIO4_IO2 0x6 /* LEDR */
+ >;
+ };
+
+ pinctrl_i2c2: i2c2grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c2
+ MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA 0x400001c2
+ >;
+ };
+
+ pinctrl_i2c3: i2c3grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_I2C3_SCL_I2C3_SCL 0x400001c2
+ MX8MM_IOMUXC_I2C3_SDA_I2C3_SDA 0x400001c2
+ >;
+ };
+
+ pinctrl_pcie0: pciegrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SAI1_RXD4_GPIO4_IO6 0x106
+ >;
+ };
+
+ pinctrl_pps: ppsgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SAI1_RXD3_GPIO4_IO5 0x106
+ >;
+ };
+
+ pinctrl_reg_usb2_en: regusb2grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_GPIO1_IO08_GPIO1_IO8 0x6 /* USBHUB_RST# (ext p/u) */
+ >;
+ };
+
+ pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x40
+ >;
+ };
+
+ pinctrl_spi2: spi2grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK 0x140
+ MX8MM_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI 0x140
+ MX8MM_IOMUXC_ECSPI2_MISO_ECSPI2_MISO 0x140
+ MX8MM_IOMUXC_ECSPI2_SS0_GPIO5_IO13 0x140
+ >;
+ };
+
+ pinctrl_uart1: uart1grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_UART1_RXD_UART1_DCE_RX 0x140
+ MX8MM_IOMUXC_UART1_TXD_UART1_DCE_TX 0x140
+ >;
+ };
+
+ pinctrl_usdhc2: usdhc2grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x190
+ MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d0
+ MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d0
+ MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d0
+ MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d0
+ MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d0
+ MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xc0
+ >;
+ };
+
+ pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x194
+ MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d4
+ MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d4
+ MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d4
+ MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d4
+ MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d4
+ MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xc0
+ >;
+ };
+
+ pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x196
+ MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d6
+ MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d6
+ MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d6
+ MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d6
+ MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d6
+ MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xc0
+ >;
+ };
+
+ pinctrl_usdhc2_gpio: usdhc2gpiogrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x1c4
+ >;
+ };
+};
projects / users / dwmw2 / linux.git / commitdiff