[PATCH 09/22] iommu: sun50i: make reset control optional

[Parthiban Nallathambi <parthiban@xxxxxxxxxxx>]

A133/A100 SoC doesn't have reset control from the CCU. Get reset
control line optionally.

Signed-off-by: Parthiban Nallathambi <parthiban@xxxxxxxxxxx>
---
 drivers/iommu/sun50i-iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/sun50i-iommu.c b/drivers/iommu/sun50i-iommu.c
index 8d8f11854676..2ba804d682dc 100644
--- a/drivers/iommu/sun50i-iommu.c
+++ b/drivers/iommu/sun50i-iommu.c
@@ -1030,7 +1030,7 @@ static int sun50i_iommu_probe(struct platform_device *pdev)
 		goto err_free_cache;
 	}
 
-	iommu->reset = devm_reset_control_get(&pdev->dev, NULL);
+	iommu->reset = devm_reset_control_get_optional(&pdev->dev, NULL);
 	if (IS_ERR(iommu->reset)) {
 		dev_err(&pdev->dev, "Couldn't get our reset line.\n");
 		ret = PTR_ERR(iommu->reset);

-- 
2.39.5