From eb15bd5c2a690a84eb998140f99b2b660b4c8e7d Mon Sep 17 00:00:00 2001
From: Konrad Dybcio <konrad.dybcio@linaro.org>
Date: Wed, 30 Aug 2023 14:48:40 +0200
Subject: [PATCH] dt-bindings: dmaengine: qcom: gpi: Allow dma-coherent

On SM8550, the GPI DMA controller is coherent with the CPU.
Allow specifying that.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230830-topic-8550_dmac2-v1-1-49bb25239fb1@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
 Documentation/devicetree/bindings/dma/qcom,gpi.yaml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/dma/qcom,gpi.yaml b/Documentation/devicetree/bindings/dma/qcom,gpi.yaml
index f61145c91b6d..88d0de3d1b46 100644
--- a/Documentation/devicetree/bindings/dma/qcom,gpi.yaml
+++ b/Documentation/devicetree/bindings/dma/qcom,gpi.yaml
@@ -69,6 +69,8 @@ properties:
   dma-channel-mask:
     maxItems: 1
 
+  dma-coherent: true
+
 required:
   - compatible
   - reg
-- 
2.25.1