ram: k3-am654: Make VTT regulator optional

Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>

diff --git a/drivers/ram/k3-am654-ddrss.c b/drivers/ram/k3-am654-ddrss.c
index a48ebe6..4453c24 100644 (file)
--- a/drivers/ram/k3-am654-ddrss.c
+++ b/drivers/ram/k3-am654-ddrss.c
@@ -884,9 +884,8 @@ static int am654_ddrss_power_on(struct am654_ddrss_desc *ddrss)
        device_get_supply_regulator(ddrss->dev, "vtt-supply",
                                    &ddrss->vtt_supply);
        ret = regulator_set_value(ddrss->vtt_supply, 3300000);
-       if (ret)
-               return ret;
-       debug("VTT regulator enabled\n");
+       if (ret == 0)
+               debug("VTT regulator enabled\n");
 #endif
 
        return 0;