diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c
index 96a8afcab3effc01ebc547024dbc833f0f003907..22b7b85e1b5ec179057a4b2dfe9899facebe29e8 100644
--- a/drivers/gpu/drm/tegra/dpaux.c
+++ b/drivers/gpu/drm/tegra/dpaux.c
@@ -447,7 +447,6 @@ static const struct pinmux_ops tegra_dpaux_pinmux_ops = {
 static int tegra_dpaux_probe(struct platform_device *pdev)
 {
 	struct tegra_dpaux *dpaux;
-	struct resource *regs;
 	u32 value;
 	int err;
 
@@ -461,8 +460,7 @@ static int tegra_dpaux_probe(struct platform_device *pdev)
 	INIT_LIST_HEAD(&dpaux->list);
 	dpaux->dev = &pdev->dev;
 
-	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	dpaux->regs = devm_ioremap_resource(&pdev->dev, regs);
+	dpaux->regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(dpaux->regs))
 		return PTR_ERR(dpaux->regs);