1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/video/omap2/dss/dpi.c b/drivers/video/omap2/dss/dpi.c
index 395d658a94fc..faaf305fda27 100644
--- a/drivers/video/omap2/dss/dpi.c
+++ b/drivers/video/omap2/dss/dpi.c
@@ -180,6 +180,11 @@ int omapdss_dpi_display_enable(struct omap_dss_device *dssdev)
 {
         int r;
 
+        if (cpu_is_omap34xx() && !dpi.vdds_dsi_reg) {
+                DSSERR("no VDSS_DSI regulator\n");
+                return -ENODEV;
+        }
+
         if (dssdev->manager == NULL) {
                 DSSERR("failed to enable display: no manager\n");
                 return -ENODEV;