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dmaengine: ti: edma: Only reset region0 access registers

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

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Link: https://lore.kernel.org/r/20190823125618.8133-3-peter.ujfalusi@ti.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Peter Ujfalusi 2019-08-23 15:56:15 +03:00 committed by Vinod Koul
parent c5dbe60664
commit b2003f61a5
1 changed files with 4 additions and 5 deletions
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9
drivers/dma/ti/edma.c
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@ -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 */