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Allow the standard dma-channel-mask property so firmware can describe which channels Linux may use. DMA-350 implements at most eight channels, so one 32-bit cell is enough; limit the property to a single cell. Signed-off-by: Jelly Jia --- Documentation/devicetree/bindings/dma/arm,dma-350.yaml | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/dma/arm,dma-350.yaml b/Documentation/devicetree/bindings/dma/arm,dma-350.yaml index 43279878207c..98e7bb651210 100644 --- a/Documentation/devicetree/bindings/dma/arm,dma-350.yaml +++ b/Documentation/devicetree/bindings/dma/arm,dma-350.yaml @@ -43,6 +43,9 @@ properties: description: Optional reset line, where the integration exposes one. + dma-channel-mask: + maxItems: 1 + required: - compatible - reg -- 2.54.0