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ARM: dts: imx6qdl: Add Root Port node and PERST property

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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>
This commit is contained in:
Sherry Sun 2026-04-22 17:35:42 +08:00 committed by Frank Li
parent dcf7bac8c2
commit 9dc3953217
4 changed files with 25 additions and 13 deletions
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17
arch/arm/boot/dts/nxp/imx/imx6q-utilite-pro.dts
View File

@ -323,19 +323,10 @@ &ipu1_di0_disp0 {
remote-endpoint = <&parallel_display_in>;
};
&pcie {
pcie@0,0 {
reg = <0x000000 0 0 0 0>;
device_type = "pci";
#address-cells = <3>;
#size-cells = <2>;
bus-range = <0x00 0xff>;
ranges;
/* non-removable i211 ethernet card */
eth1: ethernet@0,0 {
reg = <0x010000 0 0 0 0>;
};
&pcie_port0 {
/* non-removable i211 ethernet card */
eth1: ethernet@0,0 {
reg = <0x010000 0 0 0 0>;
};
};

5
arch/arm/boot/dts/nxp/imx/imx6qdl-sabresd.dtsi
View File

@ -754,11 +754,16 @@ lvds0_out: endpoint {
&pcie {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pcie>;
/* This property is deprecated, use reset-gpios from the Root Port node. */
reset-gpio = <&gpio7 12 GPIO_ACTIVE_LOW>;
vpcie-supply = <&reg_pcie>;
status = "okay";
};
&pcie_port0 {
reset-gpios = <&gpio7 12 GPIO_ACTIVE_LOW>;
};
&pwm1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm1>;

11
arch/arm/boot/dts/nxp/imx/imx6qdl.dtsi
View File

@ -289,6 +289,17 @@ pcie: pcie@1ffc000 {
<&clks IMX6QDL_CLK_PCIE_REF_125M>;
clock-names = "pcie", "pcie_bus", "pcie_phy";
status = "disabled";
pcie_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;
};
};
aips1: bus@2000000 { /* AIPS1 */

5
arch/arm/boot/dts/nxp/imx/imx6qp-sabreauto.dts
View File

@ -45,10 +45,15 @@ MX6QDL_PAD_GPIO_6__ENET_IRQ 0x000b1
};
&pcie {
/* This property is deprecated, use reset-gpios from the Root Port node. */
reset-gpio = <&max7310_c 5 GPIO_ACTIVE_LOW>;
status = "okay";
};
&pcie_port0 {
reset-gpios = <&max7310_c 5 GPIO_ACTIVE_LOW>;
};
&sata {
status = "okay";
};