Re: [PATCH v4 1/2] dt-bindings: phy: airoha: Document support for AN7583 Gen3 PCIe PHY
From: Rob Herring (Arm)
Date: Tue Oct 20 2026 - 13:06:09 EST
On Fri, 16 Oct 2026 09:12:23 +0200, Christian Marangi wrote:
> Document support for AN7583 PCIe PHY used to make the Gen3 PCIe port
> work. Add the required register to configure the PCIe PHY and provide an
> example for it.
>
> The PHY link to another PHY (the QPHY as described in the YAML) to
> correctly handle Gen2 speed and mode. It's mandatory to have this PHY
> configured for correct functionality of PCIe. The QPHY is a unified PHY
> that both handle USB and PCIe PHY.
>
> It's also mondatory that the QPHY setup is done in the PCIe PHY setup and
> calibration phase or calibration might fail.
>
> Signed-off-by: Christian Marangi <ansuelsmth@xxxxxxxxx>
> ---
> .../phy/airoha,an7583-pcie-gen3-phy.yaml | 65 +++++++++++++++++++
> 1 file changed, 65 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/phy/airoha,an7583-pcie-gen3-phy.yaml
>
Reviewed-by: Rob Herring (Arm) <robh@xxxxxxxxxx>