diff --git a/drivers/memory/tegra/tegra186.c b/drivers/memory/tegra/tegra186.c
index 91d56165605f..579d058da220 100644
--- a/drivers/memory/tegra/tegra186.c
+++ b/drivers/memory/tegra/tegra186.c
@@ -154,7 +154,7 @@ static int tegra186_mc_probe_device(struct tegra_mc *mc, struct device *dev)
 	return 0;
 }
 
-static int tegra186_mc_resume(struct tegra_mc *mc)
+static void tegra186_mc_resume(struct tegra_mc *mc)
 {
 #if IS_ENABLED(CONFIG_IOMMU_API)
 	unsigned int i;
@@ -165,8 +165,6 @@ static int tegra186_mc_resume(struct tegra_mc *mc)
 		tegra186_mc_client_sid_override(mc, client, client->sid);
 	}
 #endif
-
-	return 0;
 }
 
 const struct tegra_mc_ops tegra186_mc_ops = {
diff --git a/include/soc/tegra/mc.h b/include/soc/tegra/mc.h
index e6da035d1306..25d465d70493 100644
--- a/include/soc/tegra/mc.h
+++ b/include/soc/tegra/mc.h
@@ -164,7 +164,7 @@ struct tegra_mc_ops {
 	 */
 	int (*probe)(struct tegra_mc *mc);
 	void (*remove)(struct tegra_mc *mc);
-	int (*resume)(struct tegra_mc *mc);
+	void (*resume)(struct tegra_mc *mc);
 	int (*probe_device)(struct tegra_mc *mc, struct device *dev);
 };