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

Rob Herring robh at kernel.org
Tue Apr 13 16:10:13 BST 2021


On Mon, Apr 12, 2021 at 06:30:54PM +0300, bpeled at marvell.com wrote:
> From: Ben Peled <bpeled at marvell.com>
> 
> Adding optional system-controller and mac-reset-bit-mask
> needed for linkdown procedure.
> 
> Signed-off-by: Ben Peled <bpeled at marvell.com>
> ---
>  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



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