mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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c343d58ed8
Support Engicam MicroGEA GTW board with: - 256 Mbytes NAND Flash - 512 Mbytes DRAM DDR2 - Buttons - LEDs - Micro SD card connector - USB 2.0 high-speed/full-speed - Ethernet MAC Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com> Reviewed-by: Frank Li <Frank.Li@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
163 lines
3.1 KiB
Plaintext
163 lines
3.1 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2025 Amarula Solutions, Dario Binacchi <dario.binacchi@amarulasolutions.com>
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* Copyright (C) 2025 Engicam srl
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*/
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/dts-v1/;
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#include "imx6ull-engicam-microgea.dtsi"
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/ {
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compatible = "engicam,microgea-imx6ull-gtw",
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"engicam,microgea-imx6ull", "fsl,imx6ull";
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model = "Engicam MicroGEA i.MX6ULL GTW Board";
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reg_1v8: regulator-1v8 {
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compatible = "regulator-fixed";
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regulator-name = "1v8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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reg_3v3: regulator-3v3 {
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compatible = "regulator-fixed";
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regulator-name = "3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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gpio-keys {
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compatible = "gpio-keys";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_gpio_keys>;
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user-button {
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label = "User button";
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gpios = <&gpio1 13 GPIO_ACTIVE_LOW>;
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linux,code = <BTN_MISC>;
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wakeup-source;
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};
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};
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leds {
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compatible = "gpio-leds";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_leds>, <&pinctrl_pwrled>;
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led-0 {
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gpios = <&gpio5 7 GPIO_ACTIVE_HIGH>;
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default-state = "on";
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};
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led-1 {
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gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
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};
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led-2 {
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gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
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};
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led-3 {
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gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>;
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};
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};
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usb_hub: usb-hub {
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compatible = "smsc,usb3503a";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usb_hub>;
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reset-gpios = <&gpio5 6 GPIO_ACTIVE_LOW>;
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};
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};
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&uart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_uart1>;
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status = "okay";
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};
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&uart2 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_uart2>;
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status = "okay";
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};
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&usbotg1 {
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dr_mode = "otg";
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status = "okay";
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};
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&usbotg2 {
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dr_mode = "host";
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disable-over-current;
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status = "okay";
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};
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/* MicroSD */
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&usdhc1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usdhc1>;
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vmmc-supply = <®_3v3>;
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bus-width = <4>;
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non-removable;
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status = "okay";
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};
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&iomuxc {
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pinctrl_gpio_keys: gpio_keysgrp {
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fsl,pins = <
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MX6UL_PAD_JTAG_TDI__GPIO1_IO13 0x0b0b0
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>;
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};
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pinctrl_leds: ledsgrp {
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fsl,pins = <
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MX6UL_PAD_JTAG_TCK__GPIO1_IO14 0x130b0
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MX6UL_PAD_JTAG_TRST_B__GPIO1_IO15 0x130b0
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MX6UL_PAD_JTAG_TDO__GPIO1_IO12 0x130b0
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>;
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};
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pinctrl_uart1: uart1grp {
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fsl,pins = <
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MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
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MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1
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>;
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};
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pinctrl_uart2: uart2grp {
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fsl,pins = <
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MX6UL_PAD_UART2_TX_DATA__UART2_DCE_TX 0x1b0b1
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MX6UL_PAD_UART2_RX_DATA__UART2_DCE_RX 0x1b0b1
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MX6UL_PAD_UART2_RTS_B__UART2_DCE_RTS 0x1b0b1
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MX6UL_PAD_UART2_CTS_B__UART2_DCE_CTS 0x1b0b1
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>;
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};
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pinctrl_usdhc1: usdhc1grp {
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fsl,pins = <
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MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x17059
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MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x10059
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MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x17059
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MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x17059
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MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x17059
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MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x17059
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>;
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};
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};
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&iomuxc_snvs {
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pinctrl_pwrled: ledsgrp {
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fsl,pins = <
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MX6ULL_PAD_SNVS_TAMPER7__GPIO5_IO07 0x130b0
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>;
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};
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pinctrl_usb_hub: usb_hubgrp {
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fsl,pins = <
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MX6ULL_PAD_SNVS_TAMPER6__GPIO5_IO06 0x17059
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>;
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};
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};
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