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s3c2410fb: add pulse length fields to s3c2410fb_display 

This patch adds synchronization pulse lenght fields to
the s3c2410fb_display structure and makes use of them
in the driver.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
Krzysztof Helt 2007-10-16 01:29:00 -07:00 committed by Linus Torvalds
parent 3c9ffd0501
commit 93d11f5a15
7 changed files with 47 additions and 18 deletions
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1
arch/arm/mach-s3c2410/mach-amlm5900.c
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@ -179,6 +179,7 @@ static struct s3c2410fb_display __initdata amlm5900_lcd_info = {
.bpp = 4,
.left_margin = 1 << (4 + 3),
.right_margin = 8 << 3,
.hsync_len = 48,
.upper_margin = 0,
.lower_margin = 0,

18
arch/arm/mach-s3c2410/mach-bast.c
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@ -477,8 +477,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = {
.yres = 240,
.left_margin = 40,
.right_margin = 20,
.hsync_len = 88,
.upper_margin = 30,
.lower_margin = 32,
.vsync_len = 3,
.bpp = 4,
@ -497,8 +499,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = {
.bpp = 4,
.left_margin = 40,
.right_margin = 20,
.hsync_len = 88,
.upper_margin = 30,
.lower_margin = 32,
.vsync_len = 3,
.lcdcon1 = 0x00000176,
.lcdcon2 = 0x1d77c7c2,
@ -515,8 +519,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = {
.bpp = 4,
.left_margin = 40,
.right_margin = 20,
.hsync_len = 88,
.upper_margin = 30,
.lower_margin = 32,
.vsync_len = 3,
.lcdcon1 = 0x00000176,
.lcdcon2 = 0x1d77c7c2,
@ -533,8 +539,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = {
.bpp = 8,
.left_margin = 40,
.right_margin = 20,
.hsync_len = 88,
.upper_margin = 30,
.lower_margin = 32,
.vsync_len = 3,
.lcdcon1 = 0x00000176,
.lcdcon2 = 0x1d77c7c2,
@ -551,8 +559,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = {
.bpp = 8,
.left_margin = 40,
.right_margin = 20,
.hsync_len = 88,
.upper_margin = 30,
.lower_margin = 32,
.vsync_len = 3,
.lcdcon1 = 0x00000176,
.lcdcon2 = 0x1d77c7c2,
@ -569,8 +579,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = {
.bpp = 8,
.left_margin = 40,
.right_margin = 20,
.hsync_len = 88,
.upper_margin = 30,
.lower_margin = 32,
.vsync_len = 3,
.lcdcon1 = 0x00000176,
.lcdcon2 = 0x1d77c7c2,
@ -587,8 +599,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = {
.bpp = 16,
.left_margin = 40,
.right_margin = 20,
.hsync_len = 88,
.upper_margin = 30,
.lower_margin = 32,
.vsync_len = 3,
.lcdcon1 = 0x00000176,
.lcdcon2 = 0x1d77c7c2,
@ -605,8 +619,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = {
.bpp = 16,
.left_margin = 40,
.right_margin = 20,
.hsync_len = 88,
.upper_margin = 30,
.lower_margin = 32,
.vsync_len = 3,
.lcdcon1 = 0x00000176,
.lcdcon2 = 0x1d77c7c2,
@ -623,8 +639,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = {
.bpp = 16,
.left_margin = 40,
.right_margin = 20,
.hsync_len = 88,
.upper_margin = 30,
.lower_margin = 32,
.vsync_len = 3,
.lcdcon1 = 0x00000176,
.lcdcon2 = 0x1d77c7c2,

2
arch/arm/mach-s3c2410/mach-h1940.c
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@ -158,8 +158,10 @@ static struct s3c2410fb_display h1940_lcd __initdata = {
.bpp = 16,
.left_margin = 20,
.right_margin = 8,
.hsync_len = 4,
.upper_margin = 8,
.lower_margin = 7,
.vsync_len = 1,
};
static struct s3c2410fb_mach_info h1940_fb_info __initdata = {

6
arch/arm/mach-s3c2410/mach-qt2410.c
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@ -125,8 +125,10 @@ static struct s3c2410fb_display qt2410_lcd_cfg[] __initdata = {
.bpp = 16,
.left_margin = 44,
.right_margin = 116,
.hsync_len = 96,
.upper_margin = 19,
.lower_margin = 11,
.vsync_len = 15,
},
{
/* Configuration for 480x640 toppoly TD028TTEC1 */
@ -156,8 +158,10 @@ static struct s3c2410fb_display qt2410_lcd_cfg[] __initdata = {
.bpp = 16,
.left_margin = 8,
.right_margin = 24,
.hsync_len = 8,
.upper_margin = 2,
.lower_margin = 4,
.vsync_len = 2,
},
{
/* Config for 240x320 LCD */
@ -187,8 +191,10 @@ static struct s3c2410fb_display qt2410_lcd_cfg[] __initdata = {
.bpp = 16,
.left_margin = 13,
.right_margin = 8,
.hsync_len = 4,
.upper_margin = 2,
.lower_margin = 7,
.vsync_len = 4,
},
};

2
arch/arm/mach-s3c2440/mach-rx3715.c
View File

@ -136,8 +136,10 @@ static struct s3c2410fb_display rx3715_lcdcfg __initdata = {
.bpp = 16,
.left_margin = 36,
.right_margin = 36,
.hsync_len = 8,
.upper_margin = 6,
.lower_margin = 7,
.vsync_len = 3,
};
static struct s3c2410fb_mach_info rx3715_fb_info __initdata = {

2
arch/arm/mach-s3c2440/mach-smdk2440.c
View File

@ -133,8 +133,10 @@ static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = {
.bpp = 16,
.left_margin = 20,
.right_margin = 8,
.hsync_len = 4,
.upper_margin = 8,
.lower_margin = 7,
.vsync_len = 4,
};
static struct s3c2410fb_mach_info smdk2440_fb_info __initdata = {

34
drivers/video/s3c2410fb.c
View File

@ -290,6 +290,7 @@ static void s3c2410fb_calculate_stn_lcd_regs(const struct fb_info *info,
int type = regs->lcdcon1 & ~S3C2410_LCDCON1_TFT;
int hs = var->xres >> 2;
unsigned wdly = (var->left_margin >> 4) - 1;
unsigned wlh = (var->hsync_len >> 4) - 1;
dprintk("%s: var->xres = %d\n", __FUNCTION__, var->xres);
dprintk("%s: var->yres = %d\n", __FUNCTION__, var->yres);
@ -333,9 +334,15 @@ static void s3c2410fb_calculate_stn_lcd_regs(const struct fb_info *info,
if (wdly > 3)
wdly = 3;
if (wlh > 3)
wlh = 3;
regs->lcdcon3 = S3C2410_LCDCON3_WDLY(wdly) |
S3C2410_LCDCON3_LINEBLANK(var->right_margin / 8) |
S3C2410_LCDCON3_HOZVAL(hs - 1);
regs->lcdcon4 &= ~S3C2410_LCDCON4_HSPW(0xff);
regs->lcdcon4 |= S3C2410_LCDCON4_HSPW(wlh);
}
/* s3c2410fb_calculate_tft_lcd_regs
@ -383,14 +390,17 @@ static void s3c2410fb_calculate_tft_lcd_regs(const struct fb_info *info,
dprintk("setting horz: lft=%d, rt=%d, sync=%d\n",
var->left_margin, var->right_margin, var->hsync_len);
regs->lcdcon2 &= S3C2410_LCDCON2_VSPW(0x3f);
regs->lcdcon2 |= S3C2410_LCDCON2_LINEVAL(var->yres - 1);
regs->lcdcon2 |= S3C2410_LCDCON2_VBPD(var->upper_margin - 1);
regs->lcdcon2 |= S3C2410_LCDCON2_VFPD(var->lower_margin - 1);
regs->lcdcon2 = S3C2410_LCDCON2_LINEVAL(var->yres - 1) |
S3C2410_LCDCON2_VBPD(var->upper_margin - 1) |
S3C2410_LCDCON2_VFPD(var->lower_margin - 1) |
S3C2410_LCDCON2_VSPW(var->vsync_len - 1);
regs->lcdcon3 = S3C2410_LCDCON3_HBPD(var->right_margin - 1) |
S3C2410_LCDCON3_HFPD(var->left_margin - 1) |
S3C2410_LCDCON3_HOZVAL(var->xres - 1);
regs->lcdcon4 &= ~S3C2410_LCDCON4_HSPW(0xff);
regs->lcdcon4 |= S3C2410_LCDCON4_HSPW(var->hsync_len - 1);
}
/* s3c2410fb_activate_var
@ -410,16 +420,6 @@ static void s3c2410fb_activate_var(struct fb_info *info)
fbi->regs.lcdcon1 &= ~S3C2410_LCDCON1_TFT;
fbi->regs.lcdcon1 |= display->type;
/* check to see if we need to update sync/borders */
if (!mach_info->fixed_syncs) {
fbi->regs.lcdcon2 =
S3C2410_LCDCON2_VSPW(var->vsync_len - 1);
fbi->regs.lcdcon4 &= ~S3C2410_LCDCON4_HSPW(0xff);
fbi->regs.lcdcon4 |= S3C2410_LCDCON4_HSPW(var->hsync_len - 1);
}
if (var->pixclock > 0) {
int clkdiv = s3c2410fb_calc_pixclk(fbi, var->pixclock);
@ -890,10 +890,8 @@ static int __init s3c2410fb_probe(struct platform_device *pdev)
fbinfo->var.upper_margin = display->upper_margin;
fbinfo->var.lower_margin = display->lower_margin;
fbinfo->var.vsync_len =
S3C2410_LCDCON2_GET_VSPW(display->lcdcon2) + 1;
fbinfo->var.hsync_len =
S3C2410_LCDCON4_GET_HSPW(display->lcdcon4) + 1;
fbinfo->var.vsync_len = display->vsync_len;
fbinfo->var.hsync_len = display->hsync_len;
fbinfo->var.red.offset = 11;
fbinfo->var.green.offset = 5;