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DMA: shdma: switch DT mode to use configuration data from a match table

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This facilitates DMAC DT support by eliminating the need in AUXDATA and
avoiding creating complex DT data. This also fits well with DMAC devices,
of which SoCs often have multiple identical copies and it is perfectly
valid to use a single configuration data set for all of them.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Guennadi Liakhovetski
2013-08-02 16:50:36 +02:00
committed by Vinod Koul
parent 2833c47e0e
commit 4981c4dc19
8 changed files with 69 additions and 48 deletions
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3
drivers/dma/sh/shdma-of.c
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@@ -45,9 +45,6 @@ static int shdma_of_probe(struct platform_device *pdev)
const struct of_dev_auxdata *lookup = pdev->dev.platform_data;
int ret;
if (!lookup)
return -EINVAL;
ret = of_dma_controller_register(pdev->dev.of_node,
shdma_of_xlate, pdev);
if (ret < 0)