diff --git a/[refs] b/[refs]
index 8deb3b072ceb..b83123a2a75d 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5d910426a6e80194a50e33351c91abcad266c809
+refs/heads/master: acfdc2e1bdb4b148e7546fe8948d8f75bd2f9377
diff --git a/trunk/drivers/video/atmel_lcdfb.c b/trunk/drivers/video/atmel_lcdfb.c
index 7e66263b18c1..8bfee6aecc8b 100644
--- a/trunk/drivers/video/atmel_lcdfb.c
+++ b/trunk/drivers/video/atmel_lcdfb.c
@@ -99,8 +99,11 @@ static int atmel_bl_update_status(struct backlight_device *bl)
 		brightness = 0;
 
 	lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_VAL, brightness);
-	lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR,
+	if (contrast_ctr & ATMEL_LCDC_POL_POSITIVE)
+		lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR,
 			brightness ? contrast_ctr : 0);
+	else
+		lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, contrast_ctr);
 
 	bl->props.fb_blank = bl->props.power = sinfo->bl_power = power;