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> }; > > + pcie_ref_clk: clock-pcie-ref { > + compatible = "gpio-gate-clock"; > + clocks = <&xtal25m>; > + #clock-cells = <0>; > + enable-gpios = <&pca9670_i2c3 7 GPIO_ACTIVE_LOW>; > + }; > + order by node name, clock-pcie-ref should before dmic. > reg_usdhc2_vmmc: regulator-usdhc2 { > compatible = "regulator-fixed"; > off-on-delay-us = <12000>; > @@ -74,6 +81,41 @@ reg_audio_pwr: regulator-wm8962-pwr { > enable-active-high; > }; > > + reg_m2_pwr: regulator-m2-pwr { order by by node name, regulator-m2-pwr Frank > + compatible = "regulator-fixed"; > + regulator-name = "M.2-power"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + gpio = <&pcal6416_i2c3_u46 2 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + /* > + * M.2 device only can be enabled(W_DISABLE1#) after all Power > + * Rails reach their minimum operating voltage (PCI Express M.2 > + * Specification r5.1 3.1.4 Power-up Timing). > + * Set a delay equal to the max value of Tsettle here. > + */ > + startup-delay-us = <5000>; > + }; > + > + reg_pcie0: regulator-pcie { > + compatible = "regulator-fixed"; > + regulator-name = "PCIE_WLAN_EN"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + vin-supply = <®_m2_pwr>; > + gpio = <&pcal6416_i2c3_u46 5 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + }; > + > + reg_slot_pwr: regulator-slot-pwr { > + compatible = "regulator-fixed"; > + regulator-name = "PCIe slot-power"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + gpio = <&pcal6416_i2c3_u46 0 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + }; > + > reserved-memory { > ranges; > #address-cells = <2>; > @@ -144,6 +186,13 @@ memory@80000000 { > reg = <0x0 0x80000000 0x0 0x80000000>; > device_type = "memory"; > }; > + > + xtal25m: clock-xtal25m { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <25000000>; > + clock-output-names = "xtal_25MHz"; > + }; > }; > > &enetc1 { > @@ -609,6 +658,18 @@ IMX94_PAD_GPIO_IO28__LPI2C6_SCL 0x40000b9e > >; > }; > > + pinctrl_pcie0: pcie0grp { > + fsl,pins = < > + IMX94_PAD_GPIO_IO20__PCIE1_CLKREQ_B 0x4000031e > + >; > + }; > + > + pinctrl_pcie1: pcie1grp { > + fsl,pins = < > + IMX94_PAD_GPIO_IO23__PCIE2_CLKREQ_B 0x4000031e > + >; > + }; > + > pinctrl_pdm: pdmgrp { > fsl,pins = < > IMX94_PAD_PDM_CLK__PDM_CLK 0x31e > @@ -756,6 +817,53 @@ IMX94_PAD_XSPI1_DQS__XSPI1_A_DQS 0x3fe > }; > }; > > +&pcie0 { > + pinctrl-0 = <&pinctrl_pcie0>; > + pinctrl-names = "default"; > + clocks = <&scmi_clk IMX94_CLK_HSIO>, > + <&scmi_clk IMX94_CLK_HSIOPLL>, > + <&scmi_clk IMX94_CLK_HSIOPLL_VCO>, > + <&scmi_clk IMX94_CLK_HSIOPCIEAUX>, > + <&hsio_blk_ctl 0>, > + <&pcie_ref_clk>; > + clock-names = "pcie", "pcie_bus", "pcie_phy", "pcie_aux", > + "ref", "extref"; > + reset-gpio = <&pcal6416_i2c3_u46 3 GPIO_ACTIVE_LOW>; > + vpcie3v3aux-supply = <®_pcie0>; > + supports-clkreq; > + status = "okay"; > +}; > + > +&pcie0_ep { > + pinctrl-0 = <&pinctrl_pcie0>; > + pinctrl-names = "default"; > + vpcie3v3aux-supply = <®_pcie0>; > + status = "disabled"; > +}; > + > +&pcie1 { > + pinctrl-0 = <&pinctrl_pcie1>; > + pinctrl-names = "default"; > + clocks = <&scmi_clk IMX94_CLK_HSIO>, > + <&scmi_clk IMX94_CLK_HSIOPLL>, > + <&scmi_clk IMX94_CLK_HSIOPLL_VCO>, > + <&scmi_clk IMX94_CLK_HSIOPCIEAUX>, > + <&hsio_blk_ctl 0>, > + <&pcie_ref_clk>; > + clock-names = "pcie", "pcie_bus", "pcie_phy", "pcie_aux", > + "ref", "extref"; > + reset-gpio = <&pcal6416_i2c3_u46 1 GPIO_ACTIVE_LOW>; > + vpcie3v3aux-supply = <®_slot_pwr>; > + status = "okay"; > +}; > + > +&pcie1_ep { > + pinctrl-0 = <&pinctrl_pcie1>; > + pinctrl-names = "default"; > + vpcie3v3aux-supply = <®_slot_pwr>; > + status = "disabled"; > +}; > + > &usdhc1 { > pinctrl-0 = <&pinctrl_usdhc1>; > pinctrl-1 = <&pinctrl_usdhc1_100mhz>; > -- > 2.37.1 >