According to AT91SAM9263 manual:
> Number of idle LCDDOTCK cycles at the end of the line.
> Idle period is (HFP+2) LCDDOTCK cycles.
So substract 2 instead of 1 on right_margin to match manual description.
Also adjust the LCD timings in at91 board configs
Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxxxxxxxx>
---
arch/arm/mach-at91/board-cap9adk.c | 2 +-
arch/arm/mach-at91/board-neocore926.c | 2 +-
arch/arm/mach-at91/board-sam9261ek.c | 2 +-
arch/arm/mach-at91/board-sam9263ek.c | 2 +-
arch/arm/mach-at91/board-sam9m10g45ek.c | 2 +-
arch/arm/mach-at91/board-sam9rlek.c | 2 +-
drivers/video/atmel_lcdfb.c | 2 +-
7 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/arch/arm/mach-at91/board-cap9adk.c b/arch/arm/mach-at91/board-cap9adk.c
index d694087..9c6f5ed 100644
--- a/arch/arm/mach-at91/board-cap9adk.c
+++ b/arch/arm/mach-at91/board-cap9adk.c
@@ -313,7 +313,7 @@ static struct fb_videomode at91_tft_vga_modes[] = {
.xres = 240, .yres = 320,
.pixclock = KHZ2PICOS(4965),
- .left_margin = 1, .right_margin = 33,
+ .left_margin = 1, .right_margin = 34,
.upper_margin = 1, .lower_margin = 0,
.hsync_len = 5, .vsync_len = 1,
diff --git a/arch/arm/mach-at91/board-neocore926.c b/arch/arm/mach-at91/board-neocore926.c
index 7c1e382..dcb04b6 100644
--- a/arch/arm/mach-at91/board-neocore926.c
+++ b/arch/arm/mach-at91/board-neocore926.c
@@ -241,7 +241,7 @@ static struct fb_videomode at91_tft_vga_modes[] = {
.xres = 240, .yres = 320,
.pixclock = KHZ2PICOS(5000),
- .left_margin = 1, .right_margin = 33,
+ .left_margin = 1, .right_margin = 34,
.upper_margin = 1, .lower_margin = 0,
.hsync_len = 5, .vsync_len = 1,
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c
index c4c8865..52f5785 100644
--- a/arch/arm/mach-at91/board-sam9261ek.c
+++ b/arch/arm/mach-at91/board-sam9261ek.c
@@ -372,7 +372,7 @@ static struct fb_videomode at91_stn_modes[] = {
.xres = 320, .yres = 240,
.pixclock = KHZ2PICOS(1440),
- .left_margin = 1, .right_margin = 1,
+ .left_margin = 1, .right_margin = 2,
.upper_margin = 0, .lower_margin = 0,
.hsync_len = 1, .vsync_len = 1,
diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index 2d867fb..d7e36ca 100644
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -267,7 +267,7 @@ static struct fb_videomode at91_tft_vga_modes[] = {
.xres = 240, .yres = 320,
.pixclock = KHZ2PICOS(4965),
- .left_margin = 1, .right_margin = 33,
+ .left_margin = 1, .right_margin = 34,
.upper_margin = 1, .lower_margin = 0,
.hsync_len = 5, .vsync_len = 1,
diff --git a/arch/arm/mach-at91/board-sam9m10g45ek.c b/arch/arm/mach-at91/board-sam9m10g45ek.c
index ee80059..2114488 100644
--- a/arch/arm/mach-at91/board-sam9m10g45ek.c
+++ b/arch/arm/mach-at91/board-sam9m10g45ek.c
@@ -186,7 +186,7 @@ static struct fb_videomode at91_tft_vga_modes[] = {
.xres = 480, .yres = 272,
.pixclock = KHZ2PICOS(9000),
- .left_margin = 1, .right_margin = 1,
+ .left_margin = 1, .right_margin = 2,
.upper_margin = 40, .lower_margin = 1,
.hsync_len = 45, .vsync_len = 1,
diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c
index 7ac20f3..3cd0a34 100644
--- a/arch/arm/mach-at91/board-sam9rlek.c
+++ b/arch/arm/mach-at91/board-sam9rlek.c
@@ -160,7 +160,7 @@ static struct fb_videomode at91_tft_vga_modes[] = {
.xres = 240, .yres = 320,
.pixclock = KHZ2PICOS(4965),
- .left_margin = 1, .right_margin = 33,
+ .left_margin = 1, .right_margin = 34,
.upper_margin = 1, .lower_margin = 0,
.hsync_len = 5, .vsync_len = 1,
diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
index 8dce251..e0191c4 100644
--- a/drivers/video/atmel_lcdfb.c
+++ b/drivers/video/atmel_lcdfb.c
@@ -573,7 +573,7 @@ static int atmel_lcdfb_set_par(struct fb_info *info)
lcdc_writel(sinfo, ATMEL_LCDC_TIM1, value);
/* Horizontal timing */
- value = (info->var.right_margin - 1) << ATMEL_LCDC_HFP_OFFSET;
+ value = (info->var.right_margin - 2) << ATMEL_LCDC_HFP_OFFSET;
value |= (info->var.hsync_len - 1) << ATMEL_LCDC_HPW_OFFSET;
value |= (info->var.left_margin - 1);
dev_dbg(info->device, " * LCDTIM2 = %08lx\n", value);
--
1.7.1
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