ipu_common: Add ldb_clk for use in parenting the pixel clock

Add ldb_clk for use in parenting the pixel clock.

Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
diff --git a/drivers/video/ipu_disp.c b/drivers/video/ipu_disp.c
index fa8fb2c..b4116df 100644
--- a/drivers/video/ipu_disp.c
+++ b/drivers/video/ipu_disp.c
@@ -64,6 +64,7 @@
 int g_di1_tvout;
 
 extern struct clk *g_ipu_clk;
+extern struct clk *g_ldb_clk;
 extern struct clk *g_di_clk[2];
 extern struct clk *g_pixel_clk[2];
 
@@ -941,7 +942,7 @@
 				udelay(10000);
 			}
 		}
-		clk_set_parent(g_pixel_clk[disp], g_di_clk[disp]);
+		clk_set_parent(g_pixel_clk[disp], g_ldb_clk);
 	} else {
 		if (clk_get_usecount(g_pixel_clk[disp]) != 0)
 			clk_set_parent(g_pixel_clk[disp], g_ipu_clk);