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authorJon Mayo <jmayo@nvidia.com>2011-07-29 18:38:01 -0700
committerVarun Colbert <vcolbert@nvidia.com>2011-08-01 17:13:13 -0700
commitb07d1abc4e622037bec0df55db7e5357b35f335d (patch)
tree2081f8b562d4142f5aee61f114a266a4e3b346a6 /arch/arm/mach-tegra/board-cardhu-panel.c
parent34df8237fb56318297b1ed1a4d45e47b0c47c5cb (diff)
ARM: tegra: cardhu: use 55Hz refresh for lcd
Adjust display timings to reduce noise that interfers with touch panels. Bug 853676 Change-Id: I9869e9ad6111fda6e0e629d98bb4977a5f0c3df7 Reviewed-on: http://git-master/r/44167 Reviewed-by: Jonathan Mayo <jmayo@nvidia.com> Tested-by: Jonathan Mayo <jmayo@nvidia.com>
Diffstat (limited to 'arch/arm/mach-tegra/board-cardhu-panel.c')
-rw-r--r--arch/arm/mach-tegra/board-cardhu-panel.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/arm/mach-tegra/board-cardhu-panel.c b/arch/arm/mach-tegra/board-cardhu-panel.c
index 7db6102c9ec4..21787ac94b0b 100644
--- a/arch/arm/mach-tegra/board-cardhu-panel.c
+++ b/arch/arm/mach-tegra/board-cardhu-panel.c
@@ -440,18 +440,18 @@ static struct resource cardhu_disp2_resources[] = {
#ifndef CONFIG_TEGRA_CARDHU_DSI
static struct tegra_dc_mode cardhu_panel_modes[] = {
{
- /* 1366x768@59Hz */
+ /* 1366x768p 55Hz */
.pclk = 68000000,
- .h_ref_to_sync = 4,
- .v_ref_to_sync = 2,
+ .h_ref_to_sync = 0,
+ .v_ref_to_sync = 12,
.h_sync_width = 30,
.v_sync_width = 5,
- .h_back_porch = 18,
- .v_back_porch = 12,
+ .h_back_porch = 52,
+ .v_back_porch = 20,
.h_active = 1366,
.v_active = 768,
- .h_front_porch = 48,
- .v_front_porch = 3,
+ .h_front_porch = 64,
+ .v_front_porch = 25,
},
};
#endif