linux-kernel - Re: [PATCH V3 3/3] arm64: dts: imx93: Add i.MX93 Wireless EVK board support

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Message-ID: <aXj8vuEnrr2ul6rg@lizhi-Precision-Tower-5810>
Date: Tue, 27 Jan 2026 12:58:22 -0500
From: Frank Li <Frank.li@....com>
To: Sherry Sun <sherry.sun@....com>
Cc: robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
	shawnguo@...nel.org, s.hauer@...gutronix.de, festevam@...il.com,
	daniel.baluta@....com, dario.binacchi@...rulasolutions.com,
	alexander.stein@...tq-group.com, Markus.Niebel@...group.com,
	matthias.schiffer@...group.com, y.moog@...tec.de,
	josua@...id-run.com, francesco.dolcini@...adex.com,
	primoz.fiser@...ik.com, kernel@...gutronix.de,
	devicetree@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V3 3/3] arm64: dts: imx93: Add i.MX93 Wireless EVK board
 support

On Tue, Jan 27, 2026 at 04:37:27PM +0800, Sherry Sun wrote:
> i.MX93 Wireless SiP is created by integrating i.MX93 and IW610 WLCSP
> (Wi-Fi + BLE + 802.15.4). And i.MX93 Wireless EVK board with the i.MX93

I think most important is that need common part for SIP.

Create one imx93w-sip.dtsi for wireless part. So other vendor can reuse it
if they use this sip part.

Frank

> Wireless SiP basically reuse the i.MX93 11x11 EVK board, with some minor
> functional and pin connection differences. Reuse the new
> imx93-evk-common.dtsi and add the board-specific changes here.
>
> Here are the detailed differences between i.MX93 Wireless EVK and i.MX93
> 11x11 EVK board.
>
> Function differences:
> Function	i.MX93W EVK			i.MX93 EVK
> WIFI/BT		IW610 in i.MX93W		IW612 M.2 module
> MQS		N				Y
> PDM MIC		N				Y
> M.2		N				Y
> RPi 40-pin HDR	Limited support(pin conflict) 	Y
>
> Pin connection differences:
> Function  Signal name	i.MX93W EVK		i.MX93 EVK
> WIFI/BT	  SPI_FRM	SAI1_TXFS (spi1.PCS0)	GPIO_IO08 (spi3.PCS0)
> 	  SPI_TXD	SAI1_TXC (spi1.SIN)	GPIO_IO09 (spi3.SIN)
> 	  SPI_RXD	SAI1_RXD0 (spi1.SOUT)	GPIO_IO10 (spi3.SOUT)
> 	  SPI_CLK	SAI1_TXD0 (spi1.SCK)	GPIO_IO11 (spi3.SCK)
> 	  SPI_INT	CCM_CLKO1		on-board IO expander
> 	  NB_WAKE_IN	PDM_CLK			on-module IO expander
> 	  WL_WAKE_IN	PDM_BIT_STREAM0		on-module IO expander
> 	  IND_RST_WL	PDM_BIT_STREAM1		on-module IO expander
> 	  IND_RST_NB	GPIO_IO28		on-module IO expander
> 	  PDn		GPIO_IO29		on-module IO expander
> 	  NB_WAKE_OUT	GPIO_IO14		on-board IO expander
> 	  WL_WAKE_OUT	GPIO_IO15		CCM_CLKO1
> I2C3	  I2C3_SDA	GPIO_IO00		GPIO_IO28
> 	  I2C3_SCL	GPIO_IO01		GPIO_IO29
>
> Signed-off-by: Sherry Sun <sherry.sun@....com>
> ---
>  arch/arm64/boot/dts/freescale/Makefile       |  1 +
>  arch/arm64/boot/dts/freescale/imx93w-evk.dts | 52 ++++++++++++++++++++
>  2 files changed, 53 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/freescale/imx93w-evk.dts
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 700bab4d3e60..d0ea746c59b8 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -418,6 +418,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb-i3c.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx93-11x11-evk.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx93-11x11-frdm.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx93-14x14-evk.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx93w-evk.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx93-kontron-bl-osm-s.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-nash.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-segin.dtb
> diff --git a/arch/arm64/boot/dts/freescale/imx93w-evk.dts b/arch/arm64/boot/dts/freescale/imx93w-evk.dts
> new file mode 100644
> index 000000000000..ea76d5df84a1
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx93w-evk.dts
> @@ -0,0 +1,52 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2026 NXP
> + */
> +
> +/dts-v1/;
> +
> +#include "imx93-evk-common.dtsi"
> +
> +/ {
> +	model = "NXP i.MX93W EVK board";
> +	compatible = "fsl,imx93-wireless-evk", "fsl,imx93";
> +};
> +
> +&reg_usdhc3_vmmc {
> +	pinctrl-0 = <&pinctrl_reg_usdhc3_vmmc>;
> +	pinctrl-names = "default";
> +	gpio = <&gpio2 29 GPIO_ACTIVE_HIGH>;
> +};
> +
> +&usdhc3_pwrseq {
> +	pinctrl-0 = <&pinctrl_usdhc3_pwrseq>;
> +	pinctrl-names = "default";
> +	reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
> +};
> +
> +&iomuxc {
> +	pinctrl_lpi2c3: lpi2c3grp {
> +		fsl,pins = <
> +			MX93_PAD_GPIO_IO00__LPI2C3_SDA			0x40000b9e
> +			MX93_PAD_GPIO_IO01__LPI2C3_SCL			0x40000b9e
> +		>;
> +	};
> +
> +	pinctrl_reg_usdhc3_vmmc: regusdhc3vmmcgrp {
> +		fsl,pins = <
> +			MX93_PAD_GPIO_IO29__GPIO2_IO29			0x31e
> +		>;
> +	};
> +
> +	pinctrl_usdhc3_pwrseq: usdhc3pwrseqgrp {
> +		fsl,pins = <
> +			MX93_PAD_PDM_BIT_STREAM1__GPIO1_IO10		0x31e
> +		>;
> +	};
> +
> +	pinctrl_usdhc3_wlan: usdhc3wlangrp {
> +		fsl,pins = <
> +			MX93_PAD_GPIO_IO15__GPIO2_IO15			0x31e
> +		>;
> +	};
> +};
> --
> 2.37.1
>