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s3c2410fb: removes lcdcon1 register value from s3c2410fb_display

PATCH New Krzysztof Helt 1 participant 1 message Aug 15, 2007

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Arm (32-bit) Arm sub-architectures Framebuffer layer Arm Samsung Exynos
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PATCH 2/3 s3c2410fb: removes lcdcon1 register value from s3c2410fb_display

From: Krzysztof Helt <[email protected]>

This patch removes lcdcon1 register field from the s3c2410fb_display
as all bits are calculated from other fields.

Signed-off-by Krzysztof Helt <[email protected]>

---

diff -urp linux-2.6.23.old/arch/arm/mach-s3c2410/mach-amlm5900.c linux-2.6.23/arch/arm/mach-s3c2410/mach-amlm5900.c
--- linux-2.6.23.old/arch/arm/mach-s3c2410/mach-amlm5900.c

2007-08-14 21:13:31.000000000 +0200

+++ linux-2.6.23/arch/arm/mach-s3c2410/mach-amlm5900.c 2007-08-
14 21:13:52.000000000 +0200
@@ -184,7 +184,6 @@ static struct s3c2410fb_display __initda
.upper_margin = 0,
.lower_margin = 0,

- .lcdcon1 = 0x00008225,
.lcdcon5 = 0x00000001,
};

diff -urp linux-2.6.23.old/arch/arm/mach-s3c2410/mach-bast.c linux-2.6.23/arch/arm/mach-s3c2410/mach-bast.c
--- linux-2.6.23.old/arch/arm/mach-s3c2410/mach-bast.c 2007-08-
14 21:13:31.000000000 +0200
+++ linux-2.6.23/arch/arm/mach-s3c2410/mach-bast.c 2007-08-
14 21:13:52.000000000 +0200
@@ -484,7 +484,6 @@ static struct s3c2410fb_display __initda
.lower_margin = 32,
.vsync_len = 3,

- .lcdcon1 = 0x00000176,
.lcdcon5 = 0x00014b02,
},
{
@@ -503,7 +502,6 @@ static struct s3c2410fb_display __initda
.lower_margin = 32,
.vsync_len = 3,

- .lcdcon1 = 0x00000176,
.lcdcon5 = 0x00014b02,
},
{
@@ -522,7 +520,6 @@ static struct s3c2410fb_display __initda
.lower_margin = 32,
.vsync_len = 3,

- .lcdcon1 = 0x00000176,
.lcdcon5 = 0x00014b02,
},
};
diff -urp linux-2.6.23.old/arch/arm/mach-s3c2410/mach-h1940.c linux-2.6.23/arch/arm/mach-s3c2410/mach-h1940.c
--- linux-2.6.23.old/arch/arm/mach-s3c2410/mach-h1940.c 2007-08-
14 21:13:31.000000000 +0200
+++ linux-2.6.23/arch/arm/mach-s3c2410/mach-h1940.c 2007-08-
14 21:13:52.000000000 +0200
@@ -134,10 +134,6 @@ static struct s3c2410_udc_mach_info h194
* Set lcd on or off
**/
static struct s3c2410fb_display h1940_lcd __initdata = {
- .lcdcon1= S3C2410_LCDCON1_TFT16BPP | \
- S3C2410_LCDCON1_TFT | \
- S3C2410_LCDCON1_CLKVAL(0x0C),
-
.lcdcon5= S3C2410_LCDCON5_FRM565 | \
S3C2410_LCDCON5_INVVLINE | \
S3C2410_LCDCON5_HWSWP,
diff -urp linux-2.6.23.old/arch/arm/mach-s3c2410/mach-qt2410.c linux-2.6.23/arch/arm/mach-s3c2410/mach-qt2410.c
--- linux-2.6.23.old/arch/arm/mach-s3c2410/mach-qt2410.c

2007-08-14 21:13:31.000000000 +0200

+++ linux-2.6.23/arch/arm/mach-s3c2410/mach-qt2410.c 2007-08-
14 21:13:52.000000000 +0200
@@ -98,10 +98,6 @@ static struct s3c2410_uartcfg smdk2410_u
static struct s3c2410fb_display qt2410_lcd_cfg[] __initdata = {
{
/* Configuration for 640x480 SHARP LQ080V3DG01 */
- .lcdcon1 = S3C2410_LCDCON1_TFT16BPP |
- S3C2410_LCDCON1_TFT |
- S3C2410_LCDCON1_CLKVAL(0x01), /* HCLK/
4 */
-
.lcdcon5 = S3C2410_LCDCON5_FRM565 |
S3C2410_LCDCON5_INVVLINE | S3C2410_LCDCON5_INVVFRAME |
@@ -125,10 +121,6 @@ static struct s3c2410fb_display qt2410_l
},
{
/* Configuration for 480x640 toppoly TD028TTEC1
*/
- .lcdcon1 = S3C2410_LCDCON1_TFT16BPP |
- S3C2410_LCDCON1_TFT |
- S3C2410_LCDCON1_CLKVAL(0x01), /* HCLK/
4 */
-
.lcdcon5 = S3C2410_LCDCON5_FRM565 |
S3C2410_LCDCON5_INVVLINE | S3C2410_LCDCON5_INVVFRAME |
@@ -151,10 +143,6 @@ static struct s3c2410fb_display qt2410_l
},
{
/* Config for 240x320 LCD */
- .lcdcon1 = S3C2410_LCDCON1_TFT16BPP |
- S3C2410_LCDCON1_TFT |
- S3C2410_LCDCON1_CLKVAL(0x04),
-
.lcdcon5 = S3C2410_LCDCON5_FRM565 |
S3C2410_LCDCON5_INVVLINE | S3C2410_LCDCON5_INVVFRAME |
diff -urp linux-2.6.23.old/arch/arm/mach-s3c2440/mach-rx3715.c linux-2.6.23/arch/arm/mach-s3c2440/mach-rx3715.c
--- linux-2.6.23.old/arch/arm/mach-s3c2440/mach-rx3715.c

2007-08-14 21:13:31.000000000 +0200

+++ linux-2.6.23/arch/arm/mach-s3c2440/mach-rx3715.c 2007-08-
14 21:13:52.000000000 +0200
@@ -111,10 +111,6 @@ static struct s3c2410_uartcfg rx3715_uar
/* framebuffer lcd controller information */

static struct s3c2410fb_display rx3715_lcdcfg __initdata = {
- .lcdcon1 = S3C2410_LCDCON1_TFT16BPP | \
- S3C2410_LCDCON1_TFT | \
- S3C2410_LCDCON1_CLKVAL(0x0C),
-
.lcdcon5 = S3C2410_LCDCON5_INVVLINE |
S3C2410_LCDCON5_FRM565 | S3C2410_LCDCON5_HWSWP,
diff -urp linux-2.6.23.old/arch/arm/mach-s3c2440/mach-smdk2440.c linux-2.6.23/arch/arm/mach-s3c2440/mach-smdk2440.c
--- linux-2.6.23.old/arch/arm/mach-s3c2440/mach-smdk2440.c

2007-08-14 21:13:31.000000000 +0200

+++ linux-2.6.23/arch/arm/mach-s3c2440/mach-smdk2440.c 2007-08-
14 21:13:52.000000000 +0200
@@ -105,10 +105,6 @@ static struct s3c2410_uartcfg smdk2440_u

static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = {

- .lcdcon1 = S3C2410_LCDCON1_TFT16BPP |
- S3C2410_LCDCON1_TFT |
- S3C2410_LCDCON1_CLKVAL(0x04),
-
.lcdcon5 = S3C2410_LCDCON5_FRM565 |
S3C2410_LCDCON5_INVVLINE | S3C2410_LCDCON5_INVVFRAME |
diff -urp linux-2.6.23.old/drivers/video/s3c2410fb.c linux- 2.6.23/drivers/video/s3c2410fb.c
--- linux-2.6.23.old/drivers/video/s3c2410fb.c 2007-08-14
21:13:31.000000000 +0200
+++ linux-2.6.23/drivers/video/s3c2410fb.c 2007-08-14
21:14:20.000000000 +0200
@@ -207,11 +207,9 @@ static int s3c2410fb_check_var(struct fb
var->vsync_len = display->vsync_len; var->hsync_len = display->hsync_len;

- fbi->regs.lcdcon1 = display->lcdcon1;
fbi->regs.lcdcon5 = display->lcdcon5;
/* set display type */
- fbi->regs.lcdcon1 &= ~S3C2410_LCDCON1_TFT;
- fbi->regs.lcdcon1 |= display->type;
+ fbi->regs.lcdcon1 = display->type;

var->transp.offset = 0;
var->transp.length = 0;
@@ -301,8 +299,6 @@ static void s3c2410fb_calculate_stn_lcd_
if (type != S3C2410_LCDCON1_STN4)
hs >>= 1;

- regs->lcdcon1 &= ~S3C2410_LCDCON1_MODEMASK;
-
switch (var->bits_per_pixel) {
case 1:
regs->lcdcon1 |= S3C2410_LCDCON1_STN1BPP;
@@ -356,8 +352,6 @@ static void s3c2410fb_calculate_tft_lcd_
const struct s3c2410fb_info *fbi = info->par; const struct fb_var_screeninfo *var = &info->var;

- regs->lcdcon1 &= ~S3C2410_LCDCON1_MODEMASK;
-
switch (var->bits_per_pixel) {
case 1:
regs->lcdcon1 |= S3C2410_LCDCON1_TFT1BPP;
@@ -437,7 +431,6 @@ static void s3c2410fb_activate_var(struc
clkdiv = 2;
}

- fbi->regs.lcdcon1 &= ~S3C2410_LCDCON1_CLKVAL(0x3ff);
fbi->regs.lcdcon1 |= S3C2410_LCDCON1_CLKVAL(clkdiv);

/* write new registers */
diff -urp linux-2.6.23.old/include/asm-arm/arch-s3c2410/fb.h linux-2.6.23/include/asm-arm/arch-s3c2410/fb.h
--- linux-2.6.23.old/include/asm-arm/arch-s3c2410/fb.h 2007-08-
14 21:13:31.000000000 +0200
+++ linux-2.6.23/include/asm-arm/arch-s3c2410/fb.h 2007-08-
14 21:13:52.000000000 +0200
@@ -45,7 +45,6 @@ struct s3c2410fb_display {
unsigned short vsync_len; /* value in lines (TFT)
or 0 (STN) */

/* lcd configuration registers */
- unsigned long lcdcon1;
unsigned long lcdcon5;
};

----------------------------------------------------
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From: Krzysztof Helt <[email protected]>

This patch removes lcdcon1 register field from the s3c2410fb_display as all bits are calculated from other fields.

Signed-off-by Krzysztof Helt <[email protected]>

---

arch/arm/mach-s3c2410/mach-amlm5900.c +0 -1
diff -urp linux-2.6.23.old/arch/arm/mach-s3c2410/mach-amlm5900.c linux-2.6.23/arch/arm/mach-s3c2410/mach-amlm5900.c
@@ -184,7 +184,6 @@ static struct s3c2410fb_display __initda
 	.upper_margin	= 0,
 	.lower_margin	= 0,
 
-	.lcdcon1	= 0x00008225,
 	.lcdcon5	= 0x00000001,
 };
arch/arm/mach-s3c2410/mach-bast.c +0 -3
diff -urp linux-2.6.23.old/arch/arm/mach-s3c2410/mach-bast.c linux-2.6.23/arch/arm/mach-s3c2410/mach-bast.c
@@ -484,7 +484,6 @@ static struct s3c2410fb_display __initda
 		.lower_margin	= 32,
 		.vsync_len	= 3,
 
-		.lcdcon1	= 0x00000176,
 		.lcdcon5	= 0x00014b02,
 	},
 	{

@@ -503,7 +502,6 @@ static struct s3c2410fb_display __initda
 		.lower_margin	= 32,
 		.vsync_len	= 3,
 
-		.lcdcon1	= 0x00000176,
 		.lcdcon5	= 0x00014b02,
 	},
 	{

@@ -522,7 +520,6 @@ static struct s3c2410fb_display __initda
 		.lower_margin	= 32,
 		.vsync_len	= 3,
 
-		.lcdcon1	= 0x00000176,
 		.lcdcon5	= 0x00014b02,
 	},
 };
arch/arm/mach-s3c2410/mach-h1940.c +0 -4
diff -urp linux-2.6.23.old/arch/arm/mach-s3c2410/mach-h1940.c linux-2.6.23/arch/arm/mach-s3c2410/mach-h1940.c
@@ -134,10 +134,6 @@ static struct s3c2410_udc_mach_info h194
  * Set lcd on or off
  **/
 static struct s3c2410fb_display h1940_lcd __initdata = {
-	.lcdcon1=	S3C2410_LCDCON1_TFT16BPP | \
-			S3C2410_LCDCON1_TFT | \
-			S3C2410_LCDCON1_CLKVAL(0x0C),
-
 	.lcdcon5=	S3C2410_LCDCON5_FRM565 | \
 			S3C2410_LCDCON5_INVVLINE | \
 			S3C2410_LCDCON5_HWSWP,
arch/arm/mach-s3c2410/mach-qt2410.c +0 -12
diff -urp linux-2.6.23.old/arch/arm/mach-s3c2410/mach-qt2410.c linux-2.6.23/arch/arm/mach-s3c2410/mach-qt2410.c
@@ -98,10 +98,6 @@ static struct s3c2410_uartcfg smdk2410_u
 static struct s3c2410fb_display qt2410_lcd_cfg[] __initdata = {
 	{
 		/* Configuration for 640x480 SHARP LQ080V3DG01 */
-		.lcdcon1 = S3C2410_LCDCON1_TFT16BPP |
-			   S3C2410_LCDCON1_TFT |
-			   S3C2410_LCDCON1_CLKVAL(0x01), /* HCLK/4 */
-
 		.lcdcon5 = S3C2410_LCDCON5_FRM565 |
 			   S3C2410_LCDCON5_INVVLINE |
 			   S3C2410_LCDCON5_INVVFRAME |

@@ -125,10 +121,6 @@ static struct s3c2410fb_display qt2410_l
 	},
 	{
 		/* Configuration for 480x640 toppoly TD028TTEC1 */
-		.lcdcon1 = S3C2410_LCDCON1_TFT16BPP |
-			   S3C2410_LCDCON1_TFT |
-			   S3C2410_LCDCON1_CLKVAL(0x01), /* HCLK/4 */
-
 		.lcdcon5 = S3C2410_LCDCON5_FRM565 |
 			   S3C2410_LCDCON5_INVVLINE |
 			   S3C2410_LCDCON5_INVVFRAME |

@@ -151,10 +143,6 @@ static struct s3c2410fb_display qt2410_l
 	},
 	{
 		/* Config for 240x320 LCD */
-		.lcdcon1 = S3C2410_LCDCON1_TFT16BPP |
-			   S3C2410_LCDCON1_TFT |
-			   S3C2410_LCDCON1_CLKVAL(0x04),
-
 		.lcdcon5 = S3C2410_LCDCON5_FRM565 |
 			   S3C2410_LCDCON5_INVVLINE |
 			   S3C2410_LCDCON5_INVVFRAME |
arch/arm/mach-s3c2440/mach-rx3715.c +0 -4
diff -urp linux-2.6.23.old/arch/arm/mach-s3c2440/mach-rx3715.c linux-2.6.23/arch/arm/mach-s3c2440/mach-rx3715.c
@@ -111,10 +111,6 @@ static struct s3c2410_uartcfg rx3715_uar
 /* framebuffer lcd controller information */
 
 static struct s3c2410fb_display rx3715_lcdcfg __initdata = {
-	.lcdcon1 =	S3C2410_LCDCON1_TFT16BPP | \
-			S3C2410_LCDCON1_TFT | \
-			S3C2410_LCDCON1_CLKVAL(0x0C),
-
 	.lcdcon5 =	S3C2410_LCDCON5_INVVLINE |
 			S3C2410_LCDCON5_FRM565 |
 			S3C2410_LCDCON5_HWSWP,
arch/arm/mach-s3c2440/mach-smdk2440.c +0 -4
diff -urp linux-2.6.23.old/arch/arm/mach-s3c2440/mach-smdk2440.c linux-2.6.23/arch/arm/mach-s3c2440/mach-smdk2440.c
@@ -105,10 +105,6 @@ static struct s3c2410_uartcfg smdk2440_u
 
 static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = {
 
-	.lcdcon1	= S3C2410_LCDCON1_TFT16BPP |
-			  S3C2410_LCDCON1_TFT |
-			  S3C2410_LCDCON1_CLKVAL(0x04),
-
 	.lcdcon5	= S3C2410_LCDCON5_FRM565 |
 			  S3C2410_LCDCON5_INVVLINE |
 			  S3C2410_LCDCON5_INVVFRAME |
drivers/video/s3c2410fb.c +1 -8
diff -urp linux-2.6.23.old/drivers/video/s3c2410fb.c linux-2.6.23/drivers/video/s3c2410fb.c
@@ -207,11 +207,9 @@ static int s3c2410fb_check_var(struct fb
 	var->vsync_len = display->vsync_len;
 	var->hsync_len = display->hsync_len;
 
-	fbi->regs.lcdcon1 = display->lcdcon1;
 	fbi->regs.lcdcon5 = display->lcdcon5;
 	/* set display type */
-	fbi->regs.lcdcon1 &= ~S3C2410_LCDCON1_TFT;
-	fbi->regs.lcdcon1 |= display->type;
+	fbi->regs.lcdcon1 = display->type;
 
 	var->transp.offset = 0;
 	var->transp.length = 0;

@@ -301,8 +299,6 @@ static void s3c2410fb_calculate_stn_lcd_
 	if (type != S3C2410_LCDCON1_STN4)
 		hs >>= 1;
 
-	regs->lcdcon1 &= ~S3C2410_LCDCON1_MODEMASK;
-
 	switch (var->bits_per_pixel) {
 	case 1:
 		regs->lcdcon1 |= S3C2410_LCDCON1_STN1BPP;

@@ -356,8 +352,6 @@ static void s3c2410fb_calculate_tft_lcd_
 	const struct s3c2410fb_info *fbi = info->par;
 	const struct fb_var_screeninfo *var = &info->var;
 
-	regs->lcdcon1 &= ~S3C2410_LCDCON1_MODEMASK;
-
 	switch (var->bits_per_pixel) {
 	case 1:
 		regs->lcdcon1 |= S3C2410_LCDCON1_TFT1BPP;

@@ -437,7 +431,6 @@ static void s3c2410fb_activate_var(struc
 			clkdiv = 2;
 	}
 
-	fbi->regs.lcdcon1 &= ~S3C2410_LCDCON1_CLKVAL(0x3ff);
 	fbi->regs.lcdcon1 |=  S3C2410_LCDCON1_CLKVAL(clkdiv);
 
 	/* write new registers */
include/asm-arm/arch-s3c2410/fb.h +0 -1
diff -urp linux-2.6.23.old/include/asm-arm/arch-s3c2410/fb.h linux-2.6.23/include/asm-arm/arch-s3c2410/fb.h
@@ -45,7 +45,6 @@ struct s3c2410fb_display {
 	unsigned short vsync_len;	/* value in lines (TFT) or 0 (STN) */
 
 	/* lcd configuration registers */
-	unsigned long	lcdcon1;
 	unsigned long	lcdcon5;
 };

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