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Commit 5d910426 authored by Alexander Stein's avatar Alexander Stein Committed by Florian Tobias Schandinat
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atmel_lcdfb: Adjust HFP calculation so it matches the manual.



In the AT91SAM9263 Manual the HFP part in LCDTIM2 is described as follows:
  * HFP: Horizontal Front Porch
  Number of idle LCDDOTCK cycles at the end of the line.
  Idle period is (HFP+2) LCDDOTCK cycles.

It is only a minor issue. I also changed all boards using atmel_lcdfb
I found to respect the new calculation.

Signed-off-by: default avatarAlexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: default avatarFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>
parent 5a6b5e02
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+1 −1
Original line number Diff line number Diff line
@@ -304,7 +304,7 @@ 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,

+1 −1
Original line number Diff line number Diff line
@@ -235,7 +235,7 @@ 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,

+2 −2
Original line number Diff line number Diff line
@@ -370,7 +370,7 @@ 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,

@@ -431,7 +431,7 @@ 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,

+1 −1
Original line number Diff line number Diff line
@@ -258,7 +258,7 @@ 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,

+1 −1
Original line number Diff line number Diff line
@@ -197,7 +197,7 @@ 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,

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