From 1161f98db687a1cb263cbacdc7eb548a0354218d Mon Sep 17 00:00:00 2001
From: "Wu, Josh" <Josh.wu@atmel.com>
Date: Mon, 10 Mar 2014 16:40:41 +0800
Subject: [PATCH] at91: video: atmel_hlcdfb.c: fix bad timing configuration
The right correspondance between LCD margins and LCD timings is:
* upper margin -> vertical back porch
* lower margin -> vertical front porch
* left margin -> horizontal back porch
* right margin -> horizontal front porch
Signed-off-by: Josh Wu <josh.wu@atmel.com>
---
drivers/video/atmel_hlcdfb.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/video/atmel_hlcdfb.c b/drivers/video/atmel_hlcdfb.c
index 853303b5e5..bb4d7d8c14 100644
--- a/drivers/video/atmel_hlcdfb.c
+++ b/drivers/video/atmel_hlcdfb.c
@@ -128,12 +128,12 @@ void lcd_ctrl_init(void *lcdbase)
value |= LCDC_LCDCFG1_HSPW(panel_info.vl_hsync_len - 1);
lcdc_writel(®s->lcdc_lcdcfg1, value);
- value = LCDC_LCDCFG2_VBPW(panel_info.vl_lower_margin);
- value |= LCDC_LCDCFG2_VFPW(panel_info.vl_upper_margin - 1);
+ value = LCDC_LCDCFG2_VBPW(panel_info.vl_upper_margin);
+ value |= LCDC_LCDCFG2_VFPW(panel_info.vl_lower_margin - 1);
lcdc_writel(®s->lcdc_lcdcfg2, value);
- value = LCDC_LCDCFG3_HBPW(panel_info.vl_right_margin - 1);
- value |= LCDC_LCDCFG3_HFPW(panel_info.vl_left_margin - 1);
+ value = LCDC_LCDCFG3_HBPW(panel_info.vl_left_margin - 1);
+ value |= LCDC_LCDCFG3_HFPW(panel_info.vl_right_margin - 1);
lcdc_writel(®s->lcdc_lcdcfg3, value);
/* Display size */
--
2.39.5