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| author | Werner Zeh <werner.zeh@siemens.com> | 2016-10-04 11:59:59 +0200 |
|---|---|---|
| committer | Werner Zeh <werner.zeh@siemens.com> | 2016-10-05 09:30:19 +0200 |
| commit | 77ba882c67b98801232bace922471f22fafc0212 (patch) | |
| tree | fee8d4eea1a043ccdf7c3cda77651f1753b7556e | |
| parent | 52669fc4dc4ab38e9ca61d65487fdfb809d3dd3d (diff) | |
| download | coreboot-77ba882c67b98801232bace922471f22fafc0212.tar.xz | |
siemens/mc_tcu3: Increase LCD backlight turn-on delay to 500 ms
Due to different LCD panel requirements the delay between LVDS becomes
active and the backlight is switched on needs to be increased to 500 ms.
Change-Id: I09029624469aef412141c7b46224d48557ba4af1
Signed-off-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-on: https://review.coreboot.org/16875
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
| -rw-r--r-- | src/mainboard/siemens/mc_tcu3/ptn3460.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/siemens/mc_tcu3/ptn3460.c b/src/mainboard/siemens/mc_tcu3/ptn3460.c index 21847bd275..bcf8d2c7b8 100644 --- a/src/mainboard/siemens/mc_tcu3/ptn3460.c +++ b/src/mainboard/siemens/mc_tcu3/ptn3460.c @@ -80,7 +80,7 @@ int ptn3460_init(char *hwi_block) cfg.lvds_interface_ctrl2 = 0x03; /* no clock spreading, 300 mV LVDS swing */ cfg.lvds_interface_ctrl3 = 0x00; /* no LVDS signal swap */ cfg.t2_delay = 1; /* Delay T2 (VDD to LVDS active) by 16 ms */ - cfg.t3_timing = 5; /* 250 ms from LVDS to backlight active */ + cfg.t3_timing = 10; /* 500 ms from LVDS to backlight active */ cfg.t12_timing = 20; /* 1 second re-power delay */ cfg.t4_timing = 3; /* 150 ms backlight off to LVDS inactive */ cfg.t5_delay = 1; /* Delay T5 (LVDS to VDD inactive) by 16 ms */ |