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Hence, describe the connector node and link it with the PCIe 0 Root Port and LPUART6 nodes through graph port/endpoint. Since currently the M.2 driver doesn't support SD-UART interface, for the supported SD-UART IW612 M.2 module on imx943-evk board, need to add back the WLAN regulator and bluetooth child node. Signed-off-by: Sherry Sun --- .../boot/dts/freescale/imx943-evk-sdwifi.dtso | 25 ++++++++++ arch/arm64/boot/dts/freescale/imx943-evk.dts | 55 ++++++++++++++++--= ---- 2 files changed, 66 insertions(+), 14 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx943-evk-sdwifi.dtso b/arch/ar= m64/boot/dts/freescale/imx943-evk-sdwifi.dtso index 59cc1c27b9b9..b95304fd60aa 100644 --- a/arch/arm64/boot/dts/freescale/imx943-evk-sdwifi.dtso +++ b/arch/arm64/boot/dts/freescale/imx943-evk-sdwifi.dtso @@ -6,10 +6,35 @@ /dts-v1/; /plugin/; =20 +#include + +&{/} { + reg_usdhc3_vmmc: regulator-usdhc3 { + compatible =3D "regulator-fixed"; + regulator-name =3D "WLAN_EN"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + vin-supply =3D <®_m2_pwr>; + gpio =3D <&pcal6416_i2c3_u46 5 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; +}; + +&lpuart6 { + bluetooth { + compatible =3D "nxp,88w8987-bt"; + }; +}; + +&m2_connector { + status =3D "disabled"; +}; + &pcie0 { status =3D "disabled"; }; =20 &usdhc3 { + vmmc-supply =3D <®_usdhc3_vmmc>; status =3D "okay"; }; diff --git a/arch/arm64/boot/dts/freescale/imx943-evk.dts b/arch/arm64/boot= /dts/freescale/imx943-evk.dts index 64660f94f4e9..e1f6d64d3a3f 100644 --- a/arch/arm64/boot/dts/freescale/imx943-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx943-evk.dts @@ -77,6 +77,37 @@ dmic: dmic { #sound-dai-cells =3D <0>; }; =20 + m2_connector: m2-connector { + compatible =3D "pcie-m2-e-connector"; + vpcie3v3-supply =3D <®_m2_pwr>; + w-disable1-gpios =3D <&pcal6416_i2c3_u46 5 GPIO_ACTIVE_LOW>; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <0>; + m2_e_pcie_ep: endpoint@0 { + reg =3D <0>; + remote-endpoint =3D <&pcie0_port0_ep>; + }; + }; + + port@3 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <3>; + m2_e_uart_ep: endpoint@0 { + reg =3D <0>; + remote-endpoint =3D <&lpuart6_ep>; + }; + }; + }; + }; + reg_m2_pwr: regulator-m2-pwr { compatible =3D "regulator-fixed"; regulator-name =3D "M.2-power"; @@ -102,16 +133,6 @@ reg_slot_pwr: regulator-slot-pwr { enable-active-high; }; =20 - reg_m2_wlan: regulator-wlan { - compatible =3D "regulator-fixed"; - regulator-name =3D "WLAN_EN"; - regulator-min-microvolt =3D <3300000>; - regulator-max-microvolt =3D <3300000>; - vin-supply =3D <®_m2_pwr>; - gpio =3D <&pcal6416_i2c3_u46 5 GPIO_ACTIVE_HIGH>; - enable-active-high; - }; - reg_usdhc2_vmmc: regulator-usdhc2 { compatible =3D "regulator-fixed"; off-on-delay-us =3D <12000>; @@ -694,8 +715,10 @@ &lpuart6 { pinctrl-names =3D "default"; status =3D "okay"; =20 - bluetooth { - compatible =3D "nxp,88w8987-bt"; + port { + lpuart6_ep: endpoint { + remote-endpoint =3D <&m2_e_uart_ep>; + }; }; }; =20 @@ -1175,7 +1198,12 @@ &pcie0 { =20 &pcie0_port0 { reset-gpios =3D <&pcal6416_i2c3_u46 3 GPIO_ACTIVE_LOW>; - vpcie3v3aux-supply =3D <®_m2_wlan>; + + port { + pcie0_port0_ep: endpoint { + remote-endpoint =3D <&m2_e_pcie_ep>; + }; + }; }; =20 &pcie0_ep { @@ -1288,7 +1316,6 @@ &usdhc3 { pinctrl-1 =3D <&pinctrl_usdhc3>; pinctrl-names =3D "default", "sleep"; bus-width =3D <4>; - vmmc-supply =3D <®_m2_wlan>; mmc-pwrseq =3D <&usdhc3_pwrseq>; keep-power-in-suspend; non-removable; --- base-commit: e6664f2b33db9b6811eb4cec109f06cb2b4f458d change-id: 20260818-imx943_m2-6fa2615f56a2 Best regards, --=20 Sherry Sun