diff mbox series

[2/5] dmaengine: ti: edma: Only reset region0 access registers

Message ID 20190823125618.8133-3-peter.ujfalusi@ti.com (mailing list archive)
State New, archived
Headers show
Series dmaengine: ti: edma: Multicore usage related fixes | expand

Commit Message

Peter Ujfalusi Aug. 23, 2019, 12:56 p.m. UTC 
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>
---
 drivers/dma/ti/edma.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/drivers/dma/ti/edma.c b/drivers/dma/ti/edma.c
index 1aae95cc0d4b..87450431f336 100644
--- a/drivers/dma/ti/edma.c
+++ b/drivers/dma/ti/edma.c
@@ -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 */