From e84725171a4a42ec20362706b515004e7e184da1 Mon Sep 17 00:00:00 2001
From: Liu Ying <Ying.Liu@freescale.com>
Date: Thu, 17 Jul 2014 10:35:27 +0800
Subject: ENGR00321435-1 imx-common: cpu: Disable mxsfb when necessary

The kernel may break the display pipeline at boot stage and
introduce various display artifacts, so let's disable mxsfb
in uboot when necessary.

Signed-off-by: Liu Ying <Ying.Liu@freescale.com>
(cherry picked from commit 539b8416299ec1ae3f57f866dd3f016bdfaa6875)
---
 arch/arm/imx-common/cpu.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/imx-common/cpu.c b/arch/arm/imx-common/cpu.c
index 9bdb951..8427eb7 100644
--- a/arch/arm/imx-common/cpu.c
+++ b/arch/arm/imx-common/cpu.c
@@ -15,6 +15,7 @@
 #include <asm/arch/sys_proto.h>
 #include <asm/arch/crm_regs.h>
 #include <ipu_pixfmt.h>
+#include <mxsfb.h>
 
 #ifdef CONFIG_VIDEO_GIS
 #include <gis.h>
@@ -209,4 +210,7 @@ void arch_preboot_os(void)
 	/* Entry for GIS */
 	mxc_disable_gis();
 #endif
+#ifdef CONFIG_VIDEO_MXS
+	lcdif_power_down();
+#endif
 }
-- 
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