[”PATCH” v2 3/5] dt-bindings: pci: add system controller and MAC reset bit to Armada 7K/8K controller bindings

Rob Herring robh at kernel.org
Thu Apr 15 22:20:08 BST 2021


On Wed, Apr 14, 2021 at 04:20:52PM +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.

Same comment as v1.

BTW, it's PATCH not "PATCH". Don't do anything and git will do the right 
thing here.

> 
> 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
>  
>  Example:
>  
> @@ -45,4 +49,6 @@ Example:
>  		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
>  		num-lanes = <1>;
>  		clocks = <&cpm_syscon0 1 13>;
> +		marvell,system-controller = <&CP11X_LABEL(syscon0)>;
> +		marvell,mac-reset-bit-mask = <CP11X_PCIEx_MAC_RESET_BIT_MASK(1)>;
>  	};
> -- 
> 2.7.4
> 



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