Commit 607c04a0 authored by Krzysztof Kozlowski's avatar Krzysztof Kozlowski Committed by Vinod Koul
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dmaengine: mmp: deprecate '#dma-channels' 



The generic property, used in most of the drivers and defined in generic
dma-common DT bindings, is 'dma-channels'.  Switch to new property while
keeping backward compatibility.

Signed-off-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220503065407.52188-4-krzysztof.kozlowski@linaro.org


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent d9cb0a4c

drivers/dma/mmp_pdma.c

+9 −5
Original line number Diff line number Diff line
@@ -1043,13 +1043,17 @@ static int mmp_pdma_probe(struct platform_device *op) 
		return PTR_ERR(pdev->base);



	of_id = of_match_device(mmp_pdma_dt_ids, pdev->dev);

	if (of_id)

	if (of_id) {

		/* Parse new and deprecated dma-channels properties */

		if (of_property_read_u32(pdev->dev->of_node, "dma-channels",

					 &dma_channels))

			of_property_read_u32(pdev->dev->of_node, "#dma-channels",

					     &dma_channels);

	else if (pdata && pdata->dma_channels)

	} else if (pdata && pdata->dma_channels) {

		dma_channels = pdata->dma_channels;

	else

	} else {

		dma_channels = 32;	/* default 32 channel */

	}

	pdev->dma_channels = dma_channels;



	for (i = 0; i < dma_channels; i++) {