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charset="utf-8" Introduce imx93w.dtsi to describe the new NXP i.MX93 Wireless SiP, which integrates the i.MX93 application processor with the NXP IW610 WLCSP (Wi-Fi + Bluetooth LE + 802.15.4) connectivity device. The new imx93w.dtsi is based on imx93.dtsi and adds the pieces required for the internal connection between i.MX93 and IW610 inside the SiP. This includes USDHC3 which is used as the host interface to the IW610 and the required GPIO settings(e.g. WL_RST, WL_REG_ON, etc.). These nodes reflect internal SiP wiring and are not board specific, so they are placed in a dedicated imx93w.dtsi file that can be reused by multiple boards adopting the i.MX93 Wireless SiP. Signed-off-by: Sherry Sun Reviewed-by: Frank Li --- arch/arm64/boot/dts/freescale/imx93w.dtsi | 110 ++++++++++++++++++++++ 1 file changed, 110 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx93w.dtsi diff --git a/arch/arm64/boot/dts/freescale/imx93w.dtsi b/arch/arm64/boot/dt= s/freescale/imx93w.dtsi new file mode 100644 index 000000000000..95fb025c3949 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx93w.dtsi @@ -0,0 +1,110 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2026 NXP + */ + +#include "imx93.dtsi" + +/ { + aliases { + mmc2 =3D &usdhc3; + }; + + reg_usdhc3_vmmc: regulator-usdhc3 { + compatible =3D "regulator-fixed"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_reg_usdhc3_vmmc>; + regulator-name =3D "WLAN_EN"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + gpio =3D <&gpio2 29 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + usdhc3_pwrseq: usdhc3_pwrseq { + compatible =3D "mmc-pwrseq-simple"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_usdhc3_pwrseq>; + reset-gpios =3D <&gpio1 10 GPIO_ACTIVE_LOW>; + }; +}; + +&usdhc3 { + pinctrl-names =3D "default", "state_100mhz", "state_200mhz", "sleep"; + pinctrl-0 =3D <&pinctrl_usdhc3>; + pinctrl-1 =3D <&pinctrl_usdhc3_100mhz>; + pinctrl-2 =3D <&pinctrl_usdhc3_200mhz>; + pinctrl-3 =3D <&pinctrl_usdhc3_sleep>; + mmc-pwrseq =3D <&usdhc3_pwrseq>; + vmmc-supply =3D <®_usdhc3_vmmc>; + bus-width =3D <4>; + keep-power-in-suspend; + non-removable; + wakeup-source; + status =3D "okay"; +}; + +&iomuxc { + pinctrl_reg_usdhc3_vmmc: regusdhc3vmmcgrp { + fsl,pins =3D < + /* + * Enable open drain and internal pull-up to allow the IW610 JTAG + * connector to control the PDn status. + */ + MX93_PAD_GPIO_IO29__GPIO2_IO29 0xb9e + >; + }; + + /* need to config the SION for data and cmd pad, refer to ERR052021 */ + pinctrl_usdhc3: usdhc3grp { + fsl,pins =3D < + MX93_PAD_SD3_CLK__USDHC3_CLK 0x1582 + MX93_PAD_SD3_CMD__USDHC3_CMD 0x40001382 + MX93_PAD_SD3_DATA0__USDHC3_DATA0 0x40001382 + MX93_PAD_SD3_DATA1__USDHC3_DATA1 0x40001382 + MX93_PAD_SD3_DATA2__USDHC3_DATA2 0x40001382 + MX93_PAD_SD3_DATA3__USDHC3_DATA3 0x40001382 + >; + }; + + /* need to config the SION for data and cmd pad, refer to ERR052021 */ + pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp { + fsl,pins =3D < + MX93_PAD_SD3_CLK__USDHC3_CLK 0x158e + MX93_PAD_SD3_CMD__USDHC3_CMD 0x4000138e + MX93_PAD_SD3_DATA0__USDHC3_DATA0 0x4000138e + MX93_PAD_SD3_DATA1__USDHC3_DATA1 0x4000138e + MX93_PAD_SD3_DATA2__USDHC3_DATA2 0x4000138e + MX93_PAD_SD3_DATA3__USDHC3_DATA3 0x4000138e + >; + }; + + /* need to config the SION for data and cmd pad, refer to ERR052021 */ + pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp { + fsl,pins =3D < + MX93_PAD_SD3_CLK__USDHC3_CLK 0x15fe + MX93_PAD_SD3_CMD__USDHC3_CMD 0x400013fe + MX93_PAD_SD3_DATA0__USDHC3_DATA0 0x400013fe + MX93_PAD_SD3_DATA1__USDHC3_DATA1 0x400013fe + MX93_PAD_SD3_DATA2__USDHC3_DATA2 0x400013fe + MX93_PAD_SD3_DATA3__USDHC3_DATA3 0x400013fe + >; + }; + + pinctrl_usdhc3_sleep: usdhc3grpsleepgrp { + fsl,pins =3D < + MX93_PAD_SD3_CLK__GPIO3_IO20 0x31e + MX93_PAD_SD3_CMD__GPIO3_IO21 0x31e + MX93_PAD_SD3_DATA0__GPIO3_IO22 0x31e + MX93_PAD_SD3_DATA1__GPIO3_IO23 0x31e + MX93_PAD_SD3_DATA2__GPIO3_IO24 0x31e + MX93_PAD_SD3_DATA3__GPIO3_IO25 0x31e + >; + }; + + pinctrl_usdhc3_pwrseq: usdhc3pwrseqgrp { + fsl,pins =3D < + MX93_PAD_PDM_BIT_STREAM1__GPIO1_IO10 0x39e + >; + }; +}; --=20 2.37.1