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Wed, 06 Dec 2023 23:24:32 -0800 (PST) On 06-12-2023 21:06, Manivannan Sadhasivam wrote: > External email: Use caution opening links or attachments > > > On Wed, Feb 08, 2023 at 04:46:44PM +0530, Manikanta Maddireddy wrote: >> Add PCIe port node under the PCIe controller-1 device tree node to support >> PCIe WAKE# interrupt for WiFi. >> >> Signed-off-by: Manikanta Maddireddy >> --- >> >> Changes in v14: >> New patch in the series to support PCIe WAKE# in NVIDIA Jetson AGX Orin. >> >> .../dts/nvidia/tegra234-p3737-0000+p3701-0000.dts | 11 +++++++++++ >> 1 file changed, 11 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts >> index 8a9747855d6b..9c89be263141 100644 >> --- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts >> +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts >> @@ -2147,6 +2147,17 @@ pcie@14100000 { >> >> phys = <&p2u_hsio_3>; >> phy-names = "p2u-0"; >> + >> + pci@0,0 { >> + reg = <0x0000 0 0 0 0>; >> + #address-cells = <3>; >> + #size-cells = <2>; >> + ranges; >> + >> + interrupt-parent = <&gpio>; >> + interrupts = ; >> + interrupt-names = "wakeup"; > WAKE# should be part of the PCIe controller, not device. And the interrupt name > should be "wake". > > - Mani Hi, Please refer to the discussion in below link, WAKE# is per PCI bridge. https://patchwork.ozlabs.org/project/linux-pci/patch/20171226020806.32710-2-jeffy.chen@rock-chips.com/ I carried wakeup name defined in previous version, but wake seems to be sufficient. Thanks, Manikanta > >> + }; >> }; >> >> pcie@14160000 { >> -- >> 2.25.1 >> > -- > மணிவண்ணன் சதாசிவம்