diff --git a/drivers/video/rockchip/lvds/rk_lvds.c b/drivers/video/rockchip/lvds/rk_lvds.c
index bcf19b34cd58..1c130cea26ea 100644
--- a/drivers/video/rockchip/lvds/rk_lvds.c
+++ b/drivers/video/rockchip/lvds/rk_lvds.c
@@ -17,7 +17,7 @@ static void rk_output_lvds(rk_screen *screen)
 
 static void rk_output_lvttl(rk_screen *screen)
 {
-	LVDSWrReg(m_PD_PLL(0)|m_PD_PLL(1)|m_PDN(0)|m_OEN(1) 	\
+	LVDSWrReg(m_PDN_CBG(0)|m_PD_PLL(1)|m_PDN(0)|m_OEN(1) 	\
 					|m_DS(DS_10PF)|m_MSBSEL(DATA_D0_MSB) 	\
 					|m_OUT_FORMAT(screen->hw_format) 		\
 					|m_LCDC_SEL(screen->lcdc_id));
@@ -26,7 +26,7 @@ static void rk_output_lvttl(rk_screen *screen)
 
 static void rk_output_disable(void)
 {
-	LVDSWrReg(m_PD_PLL(0)|m_PD_PLL(0)|m_PDN(0)|m_OEN(0));
+	LVDSWrReg(m_PDN_CBG(0)|m_PD_PLL(1)|m_PDN(0)|m_OEN(0));
         printk("%s: reg = 0x%x\n",  __func__, LVDSRdReg());
 }