Re: [PATCH v3 02/10] ARM: dts: imx6ul: support Engicam MicroGEA-MX6UL SoM

[Frank Li <Frank.li@nxp.com>]

On Tue, Jun 10, 2025 at 12:00:15PM +0200, Dario Binacchi wrote:
> Support Engicam MicroGEA-MX6UL SoM with:
>
>  - 256 Mbytes NAND Flash
>  - 512 Mbytes DRAM DDR2
>  - Ethernet MAC
>
> Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>

Reviewed-by: Frank Li <Frank.Li@nxp.com>

>
> ---
>
> Changes in v3:
> - Drop an extra blank line from the iomuxc node.
>
> Changes in v2:
> - Change local-mac-address to 00 00 00 00 00 00. The actual value will
>   be set by the bootloader. The previous one was assigned to Freescale
>   Semiconductor.
>
>  .../dts/nxp/imx/imx6ull-engicam-microgea.dtsi | 95 +++++++++++++++++++
>  1 file changed, 95 insertions(+)
>  create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea.dtsi
>
> diff --git a/arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea.dtsi
> new file mode 100644
> index 000000000000..43518bf07602
> --- /dev/null
> +++ b/arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea.dtsi
> @@ -0,0 +1,95 @@
> +// 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.dtsi"
> +
> +/ {
> +	compatible = "engicam,microgea-imx6ull", "fsl,imx6ull";
> +
> +	memory@80000000 {
> +		device_type = "memory";
> +		reg = <0x80000000 0x20000000>;
> +	};
> +};
> +
> +&fec1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_enet1>, <&pinctrl_phy_reset>;
> +	phy-mode = "rmii";
> +	phy-handle = <&ethphy0>;
> +	local-mac-address = [00 00 00 00 00 00];
> +	status = "okay";
> +
> +	mdio {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		ethphy0: ethernet-phy@0 {
> +			compatible = "ethernet-phy-ieee802.3-c22";
> +			reg = <0>;
> +			reset-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
> +			reset-assert-us = <4000>;
> +			reset-deassert-us = <4000>;
> +		};
> +	};
> +};
> +
> +/* NAND */
> +&gpmi {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_gpmi_nand>;
> +	nand-ecc-mode = "hw";
> +	nand-ecc-strength = <0>;
> +	nand-ecc-step-size = <0>;
> +	nand-on-flash-bbt;
> +	status = "okay";
> +};
> +
> +&iomuxc {
> +	pinctrl_enet1: enet1grp {
> +		fsl,pins = <
> +			MX6UL_PAD_ENET1_RX_EN__ENET1_RX_EN	0x1b0b0
> +			MX6UL_PAD_ENET1_RX_DATA0__ENET1_RDATA00	0x1b0b0
> +			MX6UL_PAD_ENET1_RX_DATA1__ENET1_RDATA01	0x1b0b0
> +			MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN	0x1b0b0
> +			MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00	0x1b0b0
> +			MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01	0x1b0b0
> +			MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1	0x4001b009
> +			MX6UL_PAD_GPIO1_IO07__ENET1_MDC		0x1b0b0
> +			MX6UL_PAD_GPIO1_IO06__ENET1_MDIO	0x1b0b0
> +		>;
> +	};
> +
> +	pinctrl_gpmi_nand: gpminandgrp {
> +		fsl,pins = <
> +			MX6UL_PAD_NAND_CLE__RAWNAND_CLE		0xb0b1
> +			MX6UL_PAD_NAND_ALE__RAWNAND_ALE		0xb0b1
> +			MX6UL_PAD_NAND_WP_B__RAWNAND_WP_B	0xb0b1
> +			MX6UL_PAD_NAND_READY_B__RAWNAND_READY_B	0xb000
> +			MX6UL_PAD_NAND_CE0_B__RAWNAND_CE0_B	0xb0b1
> +			MX6UL_PAD_NAND_RE_B__RAWNAND_RE_B	0xb0b1
> +			MX6UL_PAD_NAND_WE_B__RAWNAND_WE_B	0xb0b1
> +			MX6UL_PAD_NAND_DATA00__RAWNAND_DATA00	0xb0b1
> +			MX6UL_PAD_NAND_DATA01__RAWNAND_DATA01	0xb0b1
> +			MX6UL_PAD_NAND_DATA02__RAWNAND_DATA02	0xb0b1
> +			MX6UL_PAD_NAND_DATA03__RAWNAND_DATA03	0xb0b1
> +			MX6UL_PAD_NAND_DATA04__RAWNAND_DATA04	0xb0b1
> +			MX6UL_PAD_NAND_DATA05__RAWNAND_DATA05	0xb0b1
> +			MX6UL_PAD_NAND_DATA06__RAWNAND_DATA06	0xb0b1
> +			MX6UL_PAD_NAND_DATA07__RAWNAND_DATA07	0xb0b1
> +		>;
> +	};
> +};
> +
> +&iomuxc_snvs {
> +	pinctrl_phy_reset: phy-resetgrp {
> +		fsl,pins = <
> +			MX6ULL_PAD_SNVS_TAMPER9__GPIO5_IO09	0x1b0b0
> +		>;
> +	};
> +};
> --
> 2.43.0
>