diff --git a/arch/arm/mach-s3c2410/mach-amlm5900.c b/arch/arm/mach-s3c2410/mach-amlm5900.c
index c475422..a86d68d 100644
--- a/arch/arm/mach-s3c2410/mach-amlm5900.c
+++ b/arch/arm/mach-s3c2410/mach-amlm5900.c
@@ -174,6 +174,7 @@
 
 	.type		= S3C2410_LCDCON1_STN4,
 
+	.pixclock	= 680000, /* HCLK = 100MHz */
 	.xres		= 160,
 	.yres		= 160,
 	.bpp		= 4,
diff --git a/arch/arm/mach-s3c2410/mach-bast.c b/arch/arm/mach-s3c2410/mach-bast.c
index 61d5b2a..103fc57 100644
--- a/arch/arm/mach-s3c2410/mach-bast.c
+++ b/arch/arm/mach-s3c2410/mach-bast.c
@@ -473,25 +473,7 @@
 		.width		= 640,
 		.height		= 480,
 
-		.xres		= 320,
-		.yres		= 240,
-		.left_margin	= 40,
-		.right_margin	= 20,
-		.hsync_len	= 88,
-		.upper_margin	= 30,
-		.lower_margin	= 32,
-		.vsync_len	= 3,
-
-		.bpp		= 4,
-
-		.lcdcon1	= 0x00000176,
-		.lcdcon5	= 0x00014b02,
-	},
-	{
-		.type		= S3C2410_LCDCON1_TFT,
-		.width		= 640,
-		.height		= 480,
-
+		.pixclock	= 33333,
 		.xres		= 640,
 		.yres		= 480,
 		.bpp		= 4,
@@ -510,42 +492,7 @@
 		.width		= 640,
 		.height		= 480,
 
-		.xres		= 800,
-		.yres		= 600,
-		.bpp		= 4,
-		.left_margin	= 40,
-		.right_margin	= 20,
-		.hsync_len	= 88,
-		.upper_margin	= 30,
-		.lower_margin	= 32,
-		.vsync_len	= 3,
-
-		.lcdcon1	= 0x00000176,
-		.lcdcon5	= 0x00014b02,
-	},
-	{
-		.type		= S3C2410_LCDCON1_TFT,
-		.width		= 640,
-		.height		= 480,
-
-		.xres		= 320,
-		.yres		= 240,
-		.bpp		= 8,
-		.left_margin	= 40,
-		.right_margin	= 20,
-		.hsync_len	= 88,
-		.upper_margin	= 30,
-		.lower_margin	= 32,
-		.vsync_len	= 3,
-
-		.lcdcon1	= 0x00000176,
-		.lcdcon5	= 0x00014b02,
-	},
-	{
-		.type		= S3C2410_LCDCON1_TFT,
-		.width		= 640,
-		.height		= 480,
-
+		.pixclock	= 33333,
 		.xres		= 640,
 		.yres		= 480,
 		.bpp		= 8,
@@ -564,42 +511,7 @@
 		.width		= 640,
 		.height		= 480,
 
-		.xres		= 800,
-		.yres		= 600,
-		.bpp		= 8,
-		.left_margin	= 40,
-		.right_margin	= 20,
-		.hsync_len	= 88,
-		.upper_margin	= 30,
-		.lower_margin	= 32,
-		.vsync_len	= 3,
-
-		.lcdcon1	= 0x00000176,
-		.lcdcon5	= 0x00014b02,
-	},
-	{
-		.type		= S3C2410_LCDCON1_TFT,
-		.width		= 640,
-		.height		= 480,
-
-		.xres		= 320,
-		.yres		= 240,
-		.bpp		= 16,
-		.left_margin	= 40,
-		.right_margin	= 20,
-		.hsync_len	= 88,
-		.upper_margin	= 30,
-		.lower_margin	= 32,
-		.vsync_len	= 3,
-
-		.lcdcon1	= 0x00000176,
-		.lcdcon5	= 0x00014b02,
-	},
-	{
-		.type		= S3C2410_LCDCON1_TFT,
-		.width		= 640,
-		.height		= 480,
-
+		.pixclock	= 33333,
 		.xres		= 640,
 		.yres		= 480,
 		.bpp		= 16,
@@ -613,24 +525,6 @@
 		.lcdcon1	= 0x00000176,
 		.lcdcon5	= 0x00014b02,
 	},
-	{
-		.type		= S3C2410_LCDCON1_TFT,
-		.width		= 640,
-		.height		= 480,
-
-		.xres		= 800,
-		.yres		= 600,
-		.bpp		= 16,
-		.left_margin	= 40,
-		.right_margin	= 20,
-		.hsync_len	= 88,
-		.upper_margin	= 30,
-		.lower_margin	= 32,
-		.vsync_len	= 3,
-
-		.lcdcon1	= 0x00000176,
-		.lcdcon5	= 0x00014b02,
-	},
 };
 
 /* LCD/VGA controller */
diff --git a/arch/arm/mach-s3c2410/mach-h1940.c b/arch/arm/mach-s3c2410/mach-h1940.c
index 78dfc7d..8a50842 100644
--- a/arch/arm/mach-s3c2410/mach-h1940.c
+++ b/arch/arm/mach-s3c2410/mach-h1940.c
@@ -145,6 +145,7 @@
 	.type =		S3C2410_LCDCON1_TFT,
 	.width =	240,
 	.height =	320,
+	.pixclock =	260000,
 	.xres =		240,
 	.yres =		320,
 	.bpp =		16,
diff --git a/arch/arm/mach-s3c2410/mach-qt2410.c b/arch/arm/mach-s3c2410/mach-qt2410.c
index ac94d56..612f624 100644
--- a/arch/arm/mach-s3c2410/mach-qt2410.c
+++ b/arch/arm/mach-s3c2410/mach-qt2410.c
@@ -112,6 +112,7 @@
 		.width		= 640,
 		.height		= 480,
 
+		.pixclock	= 40000, /* HCLK/4 */
 		.xres		= 640,
 		.yres		= 480,
 		.bpp		= 16,
@@ -137,6 +138,7 @@
 		.type		= S3C2410_LCDCON1_TFT,
 		.width		= 480,
 		.height		= 640,
+		.pixclock	= 40000, /* HCLK/4 */
 		.xres		= 480,
 		.yres		= 640,
 		.bpp		= 16,
@@ -162,6 +164,7 @@
 		.type		= S3C2410_LCDCON1_TFT,
 		.width		= 240,
 		.height		= 320,
+		.pixclock	= 100000, /* HCLK/10 */
 		.xres		= 240,
 		.yres		= 320,
 		.bpp		= 16,
diff --git a/arch/arm/mach-s3c2440/mach-rx3715.c b/arch/arm/mach-s3c2440/mach-rx3715.c
index f26adea..408337f 100644
--- a/arch/arm/mach-s3c2440/mach-rx3715.c
+++ b/arch/arm/mach-s3c2440/mach-rx3715.c
@@ -123,6 +123,7 @@
 	.width		= 240,
 	.height		= 320,
 
+	.pixclock	= 260000,
 	.xres		= 240,
 	.yres		= 320,
 	.bpp		= 16,
diff --git a/arch/arm/mach-s3c2440/mach-smdk2440.c b/arch/arm/mach-s3c2440/mach-smdk2440.c
index 840a480..561e391 100644
--- a/arch/arm/mach-s3c2440/mach-smdk2440.c
+++ b/arch/arm/mach-s3c2440/mach-smdk2440.c
@@ -115,11 +115,12 @@
 			  S3C2410_LCDCON5_PWREN |
 			  S3C2410_LCDCON5_HWSWP,
 
-	.type		= S3C2410_LCDCON1_TFT16BPP,
+	.type		= S3C2410_LCDCON1_TFT,
 
 	.width		= 240,
 	.height		= 320,
 
+	.pixclock	= 166667, /* HCLK 60 MHz, divisor 10 */
 	.xres		= 240,
 	.yres		= 320,
 	.bpp		= 16,