On Fri, May 31, 2024 at 3:49 PM Krzysztof Kozlowski <krzk@xxxxxxxxxx> wrote: > > On 31/05/2024 11:04, Animesh Agarwal wrote: > > + "#dma-cells": > > + const: 1 > > + > > + dma-channels: > > + maximum: 16 > > maximum or const? The txt binding says it should always be 16. Datasheet says this device has 16 channels of DMA services. I thought specifying just the maximum implies maximum=minimum=16. Sorry for missing the changelog in this version it was cost in the v1 of this patch. > > deprecated: true > Shall it not be "#dma-channels ": deprecated: true ? > > + > > + dma-requests: > > + description: Number of DMA requests supported. > > deprecated: true > Shall it not be "#dma-requests ": deprecated: true ? > > + > > +required: > > + - compatible > > + - reg > > + - interrupts > > + - "#dma-cells" > > + > > +additionalProperties: false > > + > > +examples: > > + - | > > + dma-controller@10001000 { > > + compatible = "fsl,imx27-dma"; > > + reg = <0x10001000 0x1000>; > > + interrupts = <32 33>; > > + #dma-cells = <1>; > > + dma-channels = <16>; > > and drop it from here Is this really a deprecated property?