diff --git a/drivers/gpu/nvgpu/gk20a/platform_gk20a.h b/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
index de7bbd06e..c0b847e5e 100644
--- a/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
@@ -227,6 +227,9 @@ struct gk20a_platform {
 
 	/* minimum supported VBIOS version */
 	u32 vbios_min_version;
+
+	/* true if we run preos microcode on this board */
+	bool run_preos;
 };
 
 static inline struct gk20a_platform *gk20a_get_platform(
diff --git a/drivers/gpu/nvgpu/gm206/bios_gm206.c b/drivers/gpu/nvgpu/gm206/bios_gm206.c
index aa40f410b..2f1a32d3c 100644
--- a/drivers/gpu/nvgpu/gm206/bios_gm206.c
+++ b/drivers/gpu/nvgpu/gm206/bios_gm206.c
@@ -918,10 +918,12 @@ static int gm206_bios_init(struct gk20a *g)
 		return err;
 	}
 
-	err = gm206_bios_preos(g);
-	if (err) {
-		gk20a_err(g->dev, "pre-os failed");
-		return err;
+	if (platform->run_preos) {
+		err = gm206_bios_preos(g);
+		if (err) {
+			gk20a_err(g->dev, "pre-os failed");
+			return err;
+		}
 	}
 
 	return 0;