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| author | Sherry Sun <sherry.sun@nxp.com> | 2026-04-22 12:35:49 +0300 |
|---|---|---|
| committer | Frank Li <Frank.Li@nxp.com> | 2026-06-05 20:17:20 +0300 |
| commit | 7db62ff5f4f4388ec2d07c4d460840557cb0c7ab (patch) | |
| tree | 63de9db4e79587b2f3170a440d62b96f07d8b297 | |
| parent | 5e5bcc5a80a2d802e7d9d1523682b9e054cbbfcf (diff) | |
| download | linux-7db62ff5f4f4388ec2d07c4d460840557cb0c7ab.tar.xz | |
arm64: dts: imx95: Add Root Port node and PERST property
Since describing the PCIe PERST# property under Host Bridge node is now
deprecated, it is recommended to add it to the Root Port node, so
creating the Root Port node and add the reset-gpios property in Root
Port.
Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts | 5 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts | 10 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx95.dtsi | 22 |
3 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts b/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts index e4649d7f9122..7d820a0f80b2 100644 --- a/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts @@ -553,6 +553,7 @@ &pcie0 { pinctrl-0 = <&pinctrl_pcie0>; pinctrl-names = "default"; + /* This property is deprecated, use reset-gpios from the Root Port node. */ reset-gpio = <&gpio5 13 GPIO_ACTIVE_LOW>; vpcie-supply = <®_m2_pwr>; vpcie3v3aux-supply = <®_m2_pwr>; @@ -567,6 +568,10 @@ status = "disabled"; }; +&pcie0_port0 { + reset-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>; +}; + &sai1 { assigned-clocks = <&scmi_clk IMX95_CLK_AUDIOPLL1_VCO>, <&scmi_clk IMX95_CLK_AUDIOPLL2_VCO>, diff --git a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts index 49400bc9ba91..2e463bc7c601 100644 --- a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts @@ -540,6 +540,7 @@ &pcie0 { pinctrl-0 = <&pinctrl_pcie0>; pinctrl-names = "default"; + /* This property is deprecated, use reset-gpios from the Root Port node. */ reset-gpio = <&i2c7_pcal6524 5 GPIO_ACTIVE_LOW>; vpcie-supply = <®_pcie0>; vpcie3v3aux-supply = <®_pcie0>; @@ -554,9 +555,14 @@ status = "disabled"; }; +&pcie0_port0 { + reset-gpios = <&i2c7_pcal6524 5 GPIO_ACTIVE_LOW>; +}; + &pcie1 { pinctrl-0 = <&pinctrl_pcie1>; pinctrl-names = "default"; + /* This property is deprecated, use reset-gpios from the Root Port node. */ reset-gpio = <&i2c7_pcal6524 16 GPIO_ACTIVE_LOW>; vpcie-supply = <®_slot_pwr>; vpcie3v3aux-supply = <®_slot_pwr>; @@ -570,6 +576,10 @@ status = "disabled"; }; +&pcie1_port0 { + reset-gpios = <&i2c7_pcal6524 16 GPIO_ACTIVE_LOW>; +}; + &sai1 { #sound-dai-cells = <0>; pinctrl-names = "default"; diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi index 3e35c956a4d7..d2aa6e543a09 100644 --- a/arch/arm64/boot/dts/freescale/imx95.dtsi +++ b/arch/arm64/boot/dts/freescale/imx95.dtsi @@ -1974,6 +1974,17 @@ iommu-map-mask = <0x1ff>; fsl,max-link-speed = <3>; status = "disabled"; + + pcie0_port0: pcie@0 { + compatible = "pciclass,0604"; + device_type = "pci"; + reg = <0x0 0x0 0x0 0x0 0x0>; + bus-range = <0x01 0xff>; + + #address-cells = <3>; + #size-cells = <2>; + ranges; + }; }; pcie0_ep: pcie-ep@4c300000 { @@ -2051,6 +2062,17 @@ iommu-map-mask = <0x1ff>; fsl,max-link-speed = <3>; status = "disabled"; + + pcie1_port0: pcie@0 { + compatible = "pciclass,0604"; + device_type = "pci"; + reg = <0x0 0x0 0x0 0x0 0x0>; + bus-range = <0x01 0xff>; + + #address-cells = <3>; + #size-cells = <2>; + ranges; + }; }; pcie1_ep: pcie-ep@4c380000 { |