diff mbox series

[V2,3/4] arm64: dts: imx8mp-evk: add wake-gpios property for pci bus

Message ID 20231213092850.1706042-4-sherry.sun@nxp.com (mailing list archive)
State Changes Requested
Delegated to: Krzysztof Wilczyński
Headers show
Series PCI: imx6: Add pci host wakeup support | expand

Commit Message

Sherry Sun Dec. 13, 2023, 9:28 a.m. UTC 
The host wake pin is a standard feature in the PCIe bus specification,
so we add this property under PCI dts node to enable the host wake
function.

Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
Reviewed-by: Richard Zhu <hongxing.zhu@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index f87fa5a948cc..4378b9c1308c 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -542,6 +542,7 @@  &pcie {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_pcie0>;
 	reset-gpio = <&gpio2 7 GPIO_ACTIVE_LOW>;
+	wake-gpios = <&gpio5 21 GPIO_ACTIVE_LOW>;
 	vpcie-supply = <&reg_pcie0>;
 	status = "okay";
 };
@@ -772,6 +773,7 @@  pinctrl_pcie0: pcie0grp {
 		fsl,pins = <
 			MX8MP_IOMUXC_I2C4_SCL__PCIE_CLKREQ_B	0x60 /* open drain, pull up */
 			MX8MP_IOMUXC_SD1_DATA5__GPIO2_IO07	0x40
+			MX8MP_IOMUXC_I2C4_SDA__GPIO5_IO21	0x1c4
 		>;
 	};