From: Peter Ujfalusi Date: Fri, 25 Oct 2019 07:30:54 +0000 (+0300) Subject: dt-bindings: dmaengine: dma-common: Change dma-channel-mask to uint32-array X-Git-Tag: v5.5-rc1~78^2~27 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=4868d87c18aa47ed155f48167387a3b716b461d1;p=users%2Fjedix%2Flinux-maple.git dt-bindings: dmaengine: dma-common: Change dma-channel-mask to uint32-array Make the dma-channel-mask to be usable for controllers with more than 32 channels. Signed-off-by: Peter Ujfalusi Reviewed-by: Rob Herring Link: https://lore.kernel.org/r/20191025073056.25450-2-peter.ujfalusi@ti.com Signed-off-by: Vinod Koul --- diff --git a/Documentation/devicetree/bindings/dma/dma-common.yaml b/Documentation/devicetree/bindings/dma/dma-common.yaml index ed0a49a6f020..02a34ba2b49b 100644 --- a/Documentation/devicetree/bindings/dma/dma-common.yaml +++ b/Documentation/devicetree/bindings/dma/dma-common.yaml @@ -25,11 +25,18 @@ properties: Used to provide DMA controller specific information. dma-channel-mask: - $ref: /schemas/types.yaml#definitions/uint32 description: Bitmask of available DMA channels in ascending order that are not reserved by firmware and are available to the kernel. i.e. first channel corresponds to LSB. + The first item in the array is for channels 0-31, the second is for + channels 32-63, etc. + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32-array + items: + minItems: 1 + # Should be enough + maxItems: 255 dma-channels: $ref: /schemas/types.yaml#definitions/uint32