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authorJon Mayo <jmayo@nvidia.com>2011-07-29 18:38:01 -0700
committerDan Willemsen <dwillemsen@nvidia.com>2011-11-30 21:47:59 -0800
commitbad5b313aab2a37e5ea56d689ae422d32230ba51 (patch)
treeede389c77d520b7316fdd6477e5581a13a6feed4 /arch/arm/mach-tegra/board-cardhu-panel.c
parent6f7e794ace4e6f6b9b38060140955f2f3a5c08a7 (diff)
ARM: tegra: cardhu: use 55Hz refresh for lcd
Adjust display timings to reduce noise that interfers with touch panels. Bug 853676 Original-Change-Id: I9869e9ad6111fda6e0e629d98bb4977a5f0c3df7 Reviewed-on: http://git-master/r/44167 Reviewed-by: Jonathan Mayo <jmayo@nvidia.com> Tested-by: Jonathan Mayo <jmayo@nvidia.com> Rebase-Id: R687a4bcc0ee8d96a9e6ed39ccee15b035aa9077a
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 125c0ec38514..6107f3f6cca4 100644
--- a/arch/arm/mach-tegra/board-cardhu-panel.c
+++ b/arch/arm/mach-tegra/board-cardhu-panel.c
@@ -439,18 +439,18 @@ 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