On 07/10/2023 07:45, Keguang Zhang wrote: > >>> + Loongson-1 DMA controller provides 3 independent channels for >>> + peripherals such as NAND and AC97. >>> + >>> +properties: >>> + compatible: >>> + enum: >>> + - loongson,ls1b-dma >>> + - loongson,ls1c-dma >> >> From a skim of the driver, these two devices seem to be compatible, >> and therefore one should fall back to the other. >> > Got it. How about changing to one const? > compatible: > const: loongson,ls1-dma No, because there is no fallback here. Best regards, Krzysztof
