Re: [”PATCH” 3/5] dt-bindings: pci: add system controller and MAC reset bit to Armada 7K/8K controller bindings

From: Rob Herring
Date: Tue Apr 13 2021 - 11:10:23 EST


On Mon, Apr 12, 2021 at 06:30:54PM +0300, bpeled@xxxxxxxxxxx wrote:
> From: Ben Peled <bpeled@xxxxxxxxxxx>
>
> Adding optional system-controller and mac-reset-bit-mask
> needed for linkdown procedure.
>
> Signed-off-by: Ben Peled <bpeled@xxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/pci/pci-armada8k.txt | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/pci/pci-armada8k.txt b/Documentation/devicetree/bindings/pci/pci-armada8k.txt
> index 7a813d0..2696e79 100644
> --- a/Documentation/devicetree/bindings/pci/pci-armada8k.txt
> +++ b/Documentation/devicetree/bindings/pci/pci-armada8k.txt
> @@ -24,6 +24,10 @@ Optional properties:
> - phy-names: names of the PHYs corresponding to the number of lanes.
> Must be "cp0-pcie0-x4-lane0-phy", "cp0-pcie0-x4-lane1-phy" for
> 2 PHYs.
> +- marvell,system-controller: address of system controller needed
> + in order to reset MAC used by link-down handle
> +- marvell,mac-reset-bit-mask: MAC reset bit of system controller
> + needed in order to reset MAC used by link-down handle

Seems like this should use the reset controller binding instead.

If not, this can be a single property with a phandle plus arg.

Rob