[PATCH v2 09/10] ARM: dts: imx6ul: support Engicam MicroGEA GTW board

Dario Binacchi
2025-06-09T10:16:59Z

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>

---

Changes in v2:
- Drop an extra blank line
- Move iomuxc and iomuxc_snvs nodes to the end of the DTS file.

arch/arm/boot/dts/nxp/imx/Makefile | 1 +
.../nxp/imx/imx6ull-engicam-microgea-gtw.dts | 163 ++++++++++++++++++
2 files changed, 164 insertions(+)
create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea-gtw.dts

diff --git a/arch/arm/boot/dts/nxp/imx/Makefile b/arch/arm/boot/dts/nxp/imx/Makefile
index 32dfd69b8d8b..de4142e8f3ce 100644
--- a/arch/arm/boot/dts/nxp/imx/Makefile
+++ b/arch/arm/boot/dts/nxp/imx/Makefile
@@ -357,6 +357,7 @@ dtb-$(CONFIG_SOC_IMX6UL) += \
imx6ull-dhcom-picoitx.dtb \
imx6ull-dhcor-maveo-box.dtb \
imx6ull-engicam-microgea-bmm.dtb \
+ imx6ull-engicam-microgea-gtw.dtb \
imx6ull-engicam-microgea-rmm.dtb \
imx6ull-jozacp.dtb \
imx6ull-kontron-bl.dtb \
diff --git a/arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea-gtw.dts b/arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea-gtw.dts
new file mode 100644
index 000000000000..6ceb0e4156ae
--- /dev/null
+++ b/arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea-gtw.dts
@@ -0,0 +1,163 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2025 Amarula Solutions, Dario Binacchi <dario.binacchi@amarulasolutions.com>
+ * Copyright (C) 2025 Engicam srl
+ */
+
+/dts-v1/;
+
+#include "imx6ull-engicam-microgea.dtsi"
+
+/ {
+ compatible = "engicam,microgea-imx6ull-gtw",
+ "engicam,microgea-imx6ull", "fsl,imx6ull";
+ model = "Engicam MicroGEA i.MX6ULL GTW Board";
+
+ reg_1v8: regulator-1v8 {
+ compatible = "regulator-fixed";
+ regulator-name = "1v8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ reg_3v3: regulator-3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_keys>;
+
+ user-button {
+ label = "User button";
+ gpios = <&gpio1 13 GPIO_ACTIVE_LOW>;
+ linux,code = <BTN_MISC>;
+ wakeup-source;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_leds>, <&pinctrl_pwrled>;
+
+ led-0 {
+ gpios = <&gpio5 7 GPIO_ACTIVE_HIGH>;
+ default-state = "on";
+ };
+
+ led-1 {
+ gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
+ };
+
+ led-2 {
+ gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
+ };
+
+ led-3 {
+ gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ usb_hub: usb-hub {
+ compatible = "smsc,usb3503a";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb_hub>;
+ reset-gpios = <&gpio5 6 GPIO_ACTIVE_LOW>;
+ };
+};
+
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
+ status = "okay";
+};
+
+&uart2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart2>;
+ status = "okay";
+};
+
+&usbotg1 {
+ dr_mode = "otg";
+ status = "okay";
+};
+
+&usbotg2 {
+ dr_mode = "host";
+ disable-over-current;
+ status = "okay";
+};
+
+/* MicroSD */
+&usdhc1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usdhc1>;
+ vmmc-supply = <&reg_3v3>;
+ bus-width = <4>;
+ non-removable;
+ status = "okay";
+};
+
+&iomuxc {
+
+ pinctrl_gpio_keys: gpio_keysgrp {
+ fsl,pins = <
+ MX6UL_PAD_JTAG_TDI__GPIO1_IO13 0x0b0b0
+ >;
+ };
+
+ pinctrl_leds: ledsgrp {
+ fsl,pins = <
+ MX6UL_PAD_JTAG_TCK__GPIO1_IO14 0x130b0
+ MX6UL_PAD_JTAG_TRST_B__GPIO1_IO15 0x130b0
+ MX6UL_PAD_JTAG_TDO__GPIO1_IO12 0x130b0
+ >;
+ };
+
+ pinctrl_uart1: uart1grp {
+ fsl,pins = <
+ MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
+ MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1
+ >;
+ };
+
+ pinctrl_uart2: uart2grp {
+ fsl,pins = <
+ MX6UL_PAD_UART2_TX_DATA__UART2_DCE_TX 0x1b0b1
+ MX6UL_PAD_UART2_RX_DATA__UART2_DCE_RX 0x1b0b1
+ MX6UL_PAD_UART2_RTS_B__UART2_DCE_RTS 0x1b0b1
+ MX6UL_PAD_UART2_CTS_B__UART2_DCE_CTS 0x1b0b1
+ >;
+ };
+
+ pinctrl_usdhc1: usdhc1grp {
+ fsl,pins = <
+ MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x17059
+ MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x10059
+ MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x17059
+ MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x17059
+ MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x17059
+ MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x17059
+ >;
+ };
+};
+
+&iomuxc_snvs {
+ pinctrl_pwrled: ledsgrp {
+ fsl,pins = <
+ MX6ULL_PAD_SNVS_TAMPER7__GPIO5_IO07 0x130b0
+ >;
+ };
+
+ pinctrl_usb_hub: usb_hubgrp {
+ fsl,pins = <
+ MX6ULL_PAD_SNVS_TAMPER6__GPIO5_IO06 0x17059
+ >;
+ };
+};
--
2.43.0