[PATCH 3/8] dmaengine: tegra: Make reset control optional

[Akhil R]

Tegra264 BPMP restricts access to GPCDMA reset control and the reset
is expected to be deasserted on boot by BPMP. Hence Make the reset
control optional in the driver.

Signed-off-by: Akhil R <akhilrajeev@xxxxxxxxxx>
---
 drivers/dma/tegra186-gpc-dma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/tegra186-gpc-dma.c b/drivers/dma/tegra186-gpc-dma.c
index 4d6fe0efa76e..236a298c26a1 100644
--- a/drivers/dma/tegra186-gpc-dma.c
+++ b/drivers/dma/tegra186-gpc-dma.c
@@ -1382,7 +1382,7 @@ static int tegra_dma_probe(struct platform_device *pdev)
 	if (IS_ERR(tdma->base_addr))
 		return PTR_ERR(tdma->base_addr);
 
-	tdma->rst = devm_reset_control_get_exclusive(&pdev->dev, "gpcdma");
+	tdma->rst = devm_reset_control_get_optional_exclusive(&pdev->dev, "gpcdma");
 	if (IS_ERR(tdma->rst)) {
 		return dev_err_probe(&pdev->dev, PTR_ERR(tdma->rst),
 			      "Missing controller reset\n");
-- 
2.50.1