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Commit b2003f61 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Vinod Koul
Browse files

dmaengine: ti: edma: Only reset region0 access registers 



Region0 is used by Linux, do not reset other registers controlling access
for other shadow regions.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Link: https://lore.kernel.org/r/20190823125618.8133-3-peter.ujfalusi@ti.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent c5dbe606

drivers/dma/ti/edma.c

+4 −5
Original line number Diff line number Diff line
@@ -2434,11 +2434,10 @@ static int edma_probe(struct platform_device *pdev) 
		edma_assign_priority_to_queue(ecc, queue_priority_mapping[i][0],

					      queue_priority_mapping[i][1]);



	for (i = 0; i < ecc->num_region; i++) {

		edma_write_array2(ecc, EDMA_DRAE, i, 0, 0x0);

		edma_write_array2(ecc, EDMA_DRAE, i, 1, 0x0);

		edma_write_array(ecc, EDMA_QRAE, i, 0x0);

	}

	edma_write_array2(ecc, EDMA_DRAE, 0, 0, 0x0);

	edma_write_array2(ecc, EDMA_DRAE, 0, 1, 0x0);

	edma_write_array(ecc, EDMA_QRAE, 0, 0x0);



	ecc->info = info;



	/* Init the dma device and channels */