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charset="utf-8" Add pcie[0,1] and pcie-ep[0,1] support. Signed-off-by: Richard Zhu --- arch/arm64/boot/dts/freescale/Makefile | 4 + arch/arm64/boot/dts/freescale/imx943-evk.dts | 83 ++++++++++++++++++++ 2 files changed, 87 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/f= reescale/Makefile index bae24b53bce6..1366e25a9efd 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -465,6 +465,10 @@ dtb-$(CONFIG_ARCH_MXC) +=3D imx95-19x19-evk-sof.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx95-toradex-smarc-dev.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx95-tqma9596sa-mb-smarc-2.dtb =20 +imx943-evk-pcie0-ep-dtbs +=3D imx943-evk.dtb imx-pcie0-ep.dtbo +imx943-evk-pcie1-ep-dtbs +=3D imx943-evk.dtb imx-pcie1-ep.dtbo +dtb-$(CONFIG_ARCH_MXC) +=3D imx943-evk-pcie0-ep.dtb imx943-evk-pcie1-ep.dtb + imx95-15x15-evk-pcie0-ep-dtbs =3D imx95-15x15-evk.dtb imx-pcie0-ep.dtbo dtb-$(CONFIG_ARCH_MXC) +=3D imx95-15x15-evk-pcie0-ep.dtb imx95-19x19-evk-pcie0-ep-dtbs +=3D imx95-19x19-evk.dtb imx-pcie0-ep.dtbo diff --git a/arch/arm64/boot/dts/freescale/imx943-evk.dts b/arch/arm64/boot= /dts/freescale/imx943-evk.dts index 1d834379f602..ea0100b37d5c 100644 --- a/arch/arm64/boot/dts/freescale/imx943-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx943-evk.dts @@ -51,6 +51,20 @@ chosen { stdout-path =3D &lpuart1; }; =20 + pcie_ref_clk: clock-pcie-ref { + compatible =3D "gpio-gate-clock"; + clocks =3D <&xtal25m>; + #clock-cells =3D <0>; + enable-gpios =3D <&pca9670_i2c3 7 GPIO_ACTIVE_LOW>; + }; + + xtal25m: clock-xtal25m { + compatible =3D "fixed-clock"; + #clock-cells =3D <0>; + clock-frequency =3D <25000000>; + clock-output-names =3D "xtal_25MHz"; + }; + dmic: dmic { compatible =3D "dmic-codec"; #sound-dai-cells =3D <0>; @@ -72,6 +86,15 @@ reg_m2_pwr: regulator-m2-pwr { startup-delay-us =3D <5000>; }; =20 + reg_slot_pwr: regulator-slot-pwr { + compatible =3D "regulator-fixed"; + regulator-name =3D "PCIe slot-power"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + gpio =3D <&pcal6416_i2c3_u46 0 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + reg_m2_wlan: regulator-wlan { compatible =3D "regulator-fixed"; regulator-name =3D "WLAN_EN"; @@ -704,6 +727,18 @@ IMX94_PAD_GPIO_IO28__LPI2C6_SCL 0x40000b9e >; }; =20 + pinctrl_pcie0: pcie0grp { + fsl,pins =3D < + IMX94_PAD_GPIO_IO20__PCIE1_CLKREQ_B 0x4000031e + >; + }; + + pinctrl_pcie1: pcie1grp { + fsl,pins =3D < + IMX94_PAD_GPIO_IO23__PCIE2_CLKREQ_B 0x4000031e + >; + }; + pinctrl_pdm: pdmgrp { fsl,pins =3D < IMX94_PAD_PDM_CLK__PDM_CLK 0x31e @@ -878,6 +913,54 @@ IMX94_PAD_XSPI1_DQS__XSPI1_A_DQS 0x3fe }; }; =20 +&pcie0 { + pinctrl-0 =3D <&pinctrl_pcie0>; + pinctrl-names =3D "default"; + clocks =3D <&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 =3D "pcie", "pcie_bus", "pcie_phy", "pcie_aux", + "ref", "extref"; + reset-gpio =3D <&pcal6416_i2c3_u46 3 GPIO_ACTIVE_LOW>; + vpcie3v3aux-supply =3D <®_m2_wlan>; + supports-clkreq; + status =3D "okay"; +}; + +&pcie0_ep { + pinctrl-0 =3D <&pinctrl_pcie0>; + pinctrl-names =3D "default"; + vpcie-supply =3D <®_m2_wlan>; + status =3D "disabled"; +}; + +&pcie1 { + pinctrl-0 =3D <&pinctrl_pcie1>; + pinctrl-names =3D "default"; + clocks =3D <&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 =3D "pcie", "pcie_bus", "pcie_phy", "pcie_aux", + "ref", "extref"; + reset-gpio =3D <&pcal6416_i2c3_u46 1 GPIO_ACTIVE_LOW>; + vpcie3v3aux-supply =3D <®_slot_pwr>; + supports-clkreq; + status =3D "okay"; +}; + +&pcie1_ep { + pinctrl-0 =3D <&pinctrl_pcie1>; + pinctrl-names =3D "default"; + vpcie-supply =3D <®_slot_pwr>; + status =3D "disabled"; +}; + &usb2 { dr_mode =3D "otg"; disable-over-current; --=20 2.37.1