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Date: Wed, 27 Sep 2023 15:59:32 +0100
From: Conor Dooley <conor@kernel.org>
To: Christian Marangi <ansuelsmth@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Jose Abreu <joabreu@synopsys.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Simon Horman <horms@kernel.org>,
	Andrew Halaney <ahalaney@redhat.com>,
	Bartosz Golaszewski <bartosz.golaszewski@linaro.org>,
	"Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>,
	Shenwei Wang <shenwei.wang@nxp.com>,
	Jochen Henneberg <jh@henneberg-systemdesign.com>,
	Giuseppe Cavallaro <peppe.cavallaro@st.com>, netdev@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [net-next PATCH 1/2] dt-bindings: net: snps,dwmac: DMA
 Arbitration scheme
Message-ID: <20230927-dense-scoundrel-22ede0e27973@spud>
References: <20230927122928.22033-1-ansuelsmth@gmail.com>
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On Wed, Sep 27, 2023 at 02:29:27PM +0200, Christian Marangi wrote:
> Document new binding snps,arbit to program the DMA to use Arbitration
> scheme. (Rx has priority over Tx)
>=20
> Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
> ---
>  Documentation/devicetree/bindings/net/snps,dwmac.yaml | 6 ++++++
>  1 file changed, 6 insertions(+)
>=20
> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Docu=
mentation/devicetree/bindings/net/snps,dwmac.yaml
> index 5c2769dc689a..4499f221c29b 100644
> --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> @@ -442,6 +442,12 @@ properties:
>      description:
>        Use Address-Aligned Beats
> =20
> +  snps,arbit:
> +    $ref: /schemas/types.yaml#/definitions/flag
> +    description:
> +      Program the DMA to use Arbitration scheme.
> +      (Rx has priority over Tx)

Can you explain please what makes this a property of the hardware, or
otherwise makes it suitable for inclusion in DT?

> +
>    snps,fixed-burst:
>      $ref: /schemas/types.yaml#/definitions/flag
>      description:
> --=20
> 2.40.1
>=20

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