Grant Likely wrote:
>> + dma@21300 {
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + compatible = "fsl,mpc8610-dma", "fsl,eloplus-dma";
>> + cell-index = <0>;
>> + reg = <21300 4>; /* DMA general status register */
>> + ranges = <0 21100 200>;
>> +
>> + dma-channel@0 {
>> + compatible = "fsl,mpc8610-dma-channel",
>> + "fsl,eloplus-dma-channel";
>
> Nit: you probably don't need the compatible property for these channel
> nodes since they are 100% dependent on the parent for describing the
> behaviour.
The compatible property in the child nodes gives the driver the option
of matching the channel rather than the whole thing.
-Scott
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