diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c
index cedec84..6b017e1 100644
--- a/drivers/gpu/drm/omapdrm/dss/dispc.c
+++ b/drivers/gpu/drm/omapdrm/dss/dispc.c
@@ -3172,16 +3172,10 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel,
 	else
 		de = true;
 
-	switch (ovt->data_pclk_edge) {
-	case OMAPDSS_DRIVE_SIG_RISING_EDGE:
+	if (ovt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 		ipc = false;
-		break;
-	case OMAPDSS_DRIVE_SIG_FALLING_EDGE:
+	else
 		ipc = true;
-		break;
-	default:
-		BUG();
-	}
 
 	/* always use the 'rf' setting */
 	onoff = true;
@@ -3261,7 +3255,8 @@ void dispc_mgr_set_timings(enum omap_channel channel,
 		DSSDBG("vsync_level %d hsync_level %d data_pclk_edge %d de_level %d sync_pclk_edge %d\n",
 			!!(t.flags & DISPLAY_FLAGS_VSYNC_HIGH),
 			!!(t.flags & DISPLAY_FLAGS_HSYNC_HIGH),
-			t.data_pclk_edge, !!(t.flags & DISPLAY_FLAGS_DE_HIGH),
+			!!(t.flags & DISPLAY_FLAGS_PIXDATA_POSEDGE),
+			!!(t.flags & DISPLAY_FLAGS_DE_HIGH),
 			t.sync_pclk_edge);
 
 		DSSDBG("hsync %luHz, vsync %luHz\n", ht, vt);
@@ -4205,11 +4200,10 @@ static const struct dispc_errata_i734_data {
 		.pixelclock = 16000000,
 		.hsync_len = 8, .hfront_porch = 4, .hback_porch = 4,
 		.vsync_len = 1, .vfront_porch = 1, .vback_porch = 1,
-		.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
 		.sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
 
 		.flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW |
-			 DISPLAY_FLAGS_DE_HIGH,
+			 DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE,
 	},
 	.ovli = {
 		.screen_width = 1,
diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c
index 8d2fcb7..1cd503c 100644
--- a/drivers/gpu/drm/omapdrm/dss/display.c
+++ b/drivers/gpu/drm/omapdrm/dss/display.c
@@ -234,11 +234,9 @@ void videomode_to_omap_video_timings(const struct videomode *vm,
 	ovt->vsync_len = vm->vsync_len;
 	ovt->flags = vm->flags;
 
-	ovt->data_pclk_edge = vm->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE ?
+	ovt->sync_pclk_edge = ovt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE ?
 		OMAPDSS_DRIVE_SIG_RISING_EDGE :
 		OMAPDSS_DRIVE_SIG_FALLING_EDGE;
-
-	ovt->sync_pclk_edge = ovt->data_pclk_edge;
 }
 EXPORT_SYMBOL(videomode_to_omap_video_timings);
 
@@ -258,10 +256,5 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt,
 	vm->vfront_porch = ovt->vfront_porch;
 	vm->vsync_len = ovt->vsync_len;
 	vm->flags = ovt->flags;
-
-	if (ovt->data_pclk_edge == OMAPDSS_DRIVE_SIG_RISING_EDGE)
-		vm->flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE;
-	else
-		vm->flags |= DISPLAY_FLAGS_PIXDATA_NEGEDGE;
 }
 EXPORT_SYMBOL(omap_video_timings_to_videomode);
diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
index e0532c75..ba3a2da 100644
--- a/drivers/gpu/drm/omapdrm/dss/dsi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
@@ -4127,7 +4127,8 @@ static int dsi_display_init_dispc(struct platform_device *dsidev,
 	dsi->timings.flags |= DISPLAY_FLAGS_HSYNC_HIGH;
 	dsi->timings.flags &= ~DISPLAY_FLAGS_VSYNC_LOW;
 	dsi->timings.flags |= DISPLAY_FLAGS_VSYNC_HIGH;
-	dsi->timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
+	dsi->timings.flags &= ~DISPLAY_FLAGS_PIXDATA_NEGEDGE;
+	dsi->timings.flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE;
 	dsi->timings.flags &= ~DISPLAY_FLAGS_DE_LOW;
 	dsi->timings.flags |= DISPLAY_FLAGS_DE_HIGH;
 	dsi->timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h
index 3429931..1bc1861 100644
--- a/drivers/gpu/drm/omapdrm/dss/omapdss.h
+++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h
@@ -319,8 +319,6 @@ struct omap_video_timings {
 	/* Unit: line clocks */
 	u16 vback_porch;	/* Vertical back porch */
 
-	/* Pixel clock edge to drive LCD data */
-	enum omap_dss_signal_edge data_pclk_edge;
 	/* Pixel clock edges to drive HSYNC and VSYNC signals */
 	enum omap_dss_signal_edge sync_pclk_edge;
 
diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c
index 449d6aa..7a9598e 100644
--- a/drivers/gpu/drm/omapdrm/dss/rfbi.c
+++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c
@@ -870,7 +870,8 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev)
 	rfbi.timings.flags |= DISPLAY_FLAGS_HSYNC_HIGH;
 	rfbi.timings.flags &= ~DISPLAY_FLAGS_VSYNC_LOW;
 	rfbi.timings.flags |= DISPLAY_FLAGS_VSYNC_HIGH;
-	rfbi.timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
+	rfbi.timings.flags &= ~DISPLAY_FLAGS_PIXDATA_NEGEDGE;
+	rfbi.timings.flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE;
 	rfbi.timings.flags &= ~DISPLAY_FLAGS_DE_LOW;
 	rfbi.timings.flags |= DISPLAY_FLAGS_DE_HIGH;
 	rfbi.timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c b/drivers/gpu/drm/omapdrm/dss/sdi.c
index 0a96c32..a886f90 100644
--- a/drivers/gpu/drm/omapdrm/dss/sdi.c
+++ b/drivers/gpu/drm/omapdrm/dss/sdi.c
@@ -151,7 +151,7 @@ static int sdi_display_enable(struct omap_dss_device *dssdev)
 		goto err_get_dispc;
 
 	/* 15.5.9.1.2 */
-	t->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
+	t->flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE;
 	t->sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
 
 	r = sdi_calc_clock_div(t->pixelclock, &fck, &dispc_cinfo);
diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c
index 8657e3c..82d0cda 100644
--- a/drivers/gpu/drm/omapdrm/dss/venc.c
+++ b/drivers/gpu/drm/omapdrm/dss/venc.c
@@ -273,11 +273,11 @@ const struct omap_video_timings omap_dss_pal_timings = {
 	.vfront_porch	= 5,
 	.vback_porch	= 41,
 
-	.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
 	.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 
 	.flags		= DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW |
-			  DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH,
+			  DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH |
+			  DISPLAY_FLAGS_PIXDATA_POSEDGE,
 };
 EXPORT_SYMBOL(omap_dss_pal_timings);
 
@@ -292,11 +292,11 @@ const struct omap_video_timings omap_dss_ntsc_timings = {
 	.vfront_porch	= 6,
 	.vback_porch	= 31,
 
-	.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
 	.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 
 	.flags		= DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW |
-			  DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH,
+			  DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH |
+			  DISPLAY_FLAGS_PIXDATA_POSEDGE,
 };
 EXPORT_SYMBOL(omap_dss_ntsc_timings);