linux-kernel - [PATCH v4 2/2] dt-bindings: net: qcom: ethernet: Allow dma-coherent

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Message-ID: <20240514-mark_ethernet_devices_dma_coherent-v4-2-04e1198858c5@quicinc.com>
Date: Tue, 14 May 2024 17:06:52 -0700
From: Sagar Cheluvegowda <quic_scheluve@...cinc.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio
	<konrad.dybcio@...aro.org>,
        Rob Herring <robh@...nel.org>,
        "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        "Bartosz
 Golaszewski" <bartosz.golaszewski@...aro.org>,
        Andrew Halaney
	<ahalaney@...hat.com>, Vinod Koul <vkoul@...nel.org>,
        "David S. Miller"
	<davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski
	<kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Bhupesh Sharma
	<bhupesh.sharma@...aro.org>
CC: <kernel@...cinc.com>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <netdev@...r.kernel.org>,
        Sagar Cheluvegowda <quic_scheluve@...cinc.com>
Subject: [PATCH v4 2/2] dt-bindings: net: qcom: ethernet: Allow
 dma-coherent

On SA8775P, Ethernet DMA controller is coherent with the CPU.
allow specifying that.

Signed-off-by: Sagar Cheluvegowda <quic_scheluve@...cinc.com>
---
 Documentation/devicetree/bindings/net/qcom,ethqos.yaml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/qcom,ethqos.yaml b/Documentation/devicetree/bindings/net/qcom,ethqos.yaml
index 69a337c7e345..6672327358bc 100644
--- a/Documentation/devicetree/bindings/net/qcom,ethqos.yaml
+++ b/Documentation/devicetree/bindings/net/qcom,ethqos.yaml
@@ -61,6 +61,8 @@ properties:
   iommus:
     maxItems: 1
 
+  dma-coherent: true
+
   phys: true
 
   phy-names:

-- 
2.34.1