Messages in this thread | | | Date | Wed, 8 Feb 2023 12:37:12 +0100 | From | Thierry Reding <> | Subject | Re: [RFC,v14 4/5] arm64: tegra: Add PCIe port node with PCIe WAKE# for C1 controller |
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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 <mmaddireddy@nvidia.com> > --- > > 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 = <TEGRA234_MAIN_GPIO(L, 2) IRQ_TYPE_LEVEL_LOW>; > + interrupt-names = "wakeup"; > + };
Don't we need to wire this to the PMC interrupt controller and the wake event corresponding to the L2 GPIO? Otherwise none of the wake logic in PMC will get invoked.
Thierry [unhandled content-type:application/pgp-signature] | |