diff --git a/drivers/gpu/drm/rcar-du/rcar_mipi_dsi.c b/drivers/gpu/drm/rcar-du/rcar_mipi_dsi.c
index a7f2b7f66a17..9ec9c43971df 100644
--- a/drivers/gpu/drm/rcar-du/rcar_mipi_dsi.c
+++ b/drivers/gpu/drm/rcar-du/rcar_mipi_dsi.c
@@ -396,7 +396,7 @@ static int rcar_mipi_dsi_startup(struct rcar_mipi_dsi *dsi,
 	for (timeout = 10; timeout > 0; --timeout) {
 		if ((rcar_mipi_dsi_read(dsi, PPICLSR) & PPICLSR_STPST) &&
 		    (rcar_mipi_dsi_read(dsi, PPIDLSR) & PPIDLSR_STPST) &&
-		    (rcar_mipi_dsi_read(dsi, CLOCKSET1) & CLOCKSET1_LOCK))
+		    (rcar_mipi_dsi_read(dsi, CLOCKSET1) & CLOCKSET1_LOCK_PHY))
 			break;
 
 		usleep_range(1000, 2000);
diff --git a/drivers/gpu/drm/rcar-du/rcar_mipi_dsi_regs.h b/drivers/gpu/drm/rcar-du/rcar_mipi_dsi_regs.h
index 2eaca54636f3..1f1eb46c721f 100644
--- a/drivers/gpu/drm/rcar-du/rcar_mipi_dsi_regs.h
+++ b/drivers/gpu/drm/rcar-du/rcar_mipi_dsi_regs.h
@@ -141,7 +141,6 @@
 
 #define CLOCKSET1			0x101c
 #define CLOCKSET1_LOCK_PHY		(1 << 17)
-#define CLOCKSET1_LOCK			(1 << 16)
 #define CLOCKSET1_CLKSEL		(1 << 8)
 #define CLOCKSET1_CLKINSEL_EXTAL	(0 << 2)
 #define CLOCKSET1_CLKINSEL_DIG		(1 << 2)