On 30/06/2024 09:36, Jacobe Zang wrote: > Khadas Edge2 uses the PCI-e Ampak AP6275P 2T2R Wi-Fi 6 module. The > pcie@0 node can be used as Bridge1, so the wifi@0 node is used as a > device under the Bridge1. As a PCIe device the wifi@0 can be probed > without compatible. > > Co-developed-by: Muhammed Efe Cetin <efectn@xxxxxxxxxxxxxx> > Signed-off-by: Muhammed Efe Cetin <efectn@xxxxxxxxxxxxxx> > Signed-off-by: Jacobe Zang <jacobe.zang@xxxxxxxxxx> > --- > .../boot/dts/rockchip/rk3588s-khadas-edge2.dts | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts b/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts > index dbddfc3bb4641..8c152d587aefc 100644 > --- a/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts > +++ b/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts > @@ -283,6 +283,21 @@ &pcie2x1l2 { > reset-gpios = <&gpio3 RK_PD1 GPIO_ACTIVE_HIGH>; > vpcie3v3-supply = <&vcc3v3_pcie_wl>; > status = "okay"; > + > + pcie@0,0 { > + reg = <0x400000 0 0 0 0>; > + #address-cells = <3>; > + #size-cells = <2>; > + ranges; > + device_type = "pci"; > + bus-range = <0x40 0x4f>; > + > + wifi: wifi@0,0 { Where is the compatible (again!)? Test your code - you will see your binding is a no-op. Best regards, Krzysztof