ioremap smmu mmio region before calling into implementation init.
This is necessary to allow mapped address available during vendor
specific implementation init.

Signed-off-by: Krishna Reddy <vdu...@nvidia.com>
---
 drivers/iommu/arm-smmu.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index d2054178df35..e03e873d3bca 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -2120,10 +2120,6 @@ static int arm_smmu_device_probe(struct platform_device 
*pdev)
        if (err)
                return err;
 
-       smmu = arm_smmu_impl_init(smmu);
-       if (IS_ERR(smmu))
-               return PTR_ERR(smmu);
-
        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        ioaddr = res->start;
        smmu->base = devm_ioremap_resource(dev, res);
@@ -2135,6 +2131,10 @@ static int arm_smmu_device_probe(struct platform_device 
*pdev)
         */
        smmu->numpage = resource_size(res);
 
+       smmu = arm_smmu_impl_init(smmu);
+       if (IS_ERR(smmu))
+               return PTR_ERR(smmu);
+
        num_irqs = 0;
        while ((res = platform_get_resource(pdev, IORESOURCE_IRQ, num_irqs))) {
                num_irqs++;
-- 
2.26.2

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