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

Peng Fan
2025-06-09T08:33:02Z

On Sat, Jun 07, 2025 at 11:33:21AM +0200, Dario Binacchi wrote:
>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>
>---
>
> arch/arm/boot/dts/nxp/imx/Makefile | 1 +
> .../nxp/imx/imx6ull-engicam-microgea-gtw.dts | 164 ++++++++++++++++++
> 2 files changed, 165 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..1c82ac08bfb4
>--- /dev/null
>+++ b/arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea-gtw.dts
>@@ -0,0 +1,164 @@
>+// 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";
>+
>+

Drop extra blank line.

>+ 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>;
>+ };
>+};
>+
>+&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
>+ >;
>+ };
>+};

we usually put iomuxc at the end of the file.

Regards,
Peng
>+