[coreboot-gerrit] New patch to review for coreboot: 5ede235 rambi: Set panel power timings
Aaron Durbin (adurbin@google.com)
gerrit at coreboot.org
Tue Jan 28 03:57:12 CET 2014
Aaron Durbin (adurbin at google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5001
-gerrit
commit 5ede2357a8c2aaa10493286f7d8fbb143a748869
Author: Duncan Laurie <dlaurie at chromium.org>
Date: Mon Dec 9 14:40:05 2013 -0800
rambi: Set panel power timings
These are the values that are seen with VBIOS and
may need tweaked for derivative panels.
BUG=chrome-os-partner:24367
BRANCH=none
TEST=boot on rambi in normal mode and see the panel come up
Change-Id: Ie3120ab3c5298135626e8534d3954acd263dc74b
Signed-off-by: Duncan Laurie <dlaurie at chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/179365
Reviewed-by: Aaron Durbin <adurbin at chromium.org>
Signed-off-by: Aaron Durbin <adurbin at chromium.org>
---
src/mainboard/google/rambi/devicetree.cb | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/src/mainboard/google/rambi/devicetree.cb b/src/mainboard/google/rambi/devicetree.cb
index 96772ac..bd54f00 100644
--- a/src/mainboard/google/rambi/devicetree.cb
+++ b/src/mainboard/google/rambi/devicetree.cb
@@ -31,6 +31,16 @@ chip soc/intel/baytrail
register "sdcard_cap_low" = "0x036864b2"
register "sdcard_cap_high" = "0x0"
+ # Enable PIPEA as DP_C
+ register "gpu_pipea_hotplug" = "6" # 6ms Pulse
+ register "gpu_pipea_port_select" = "2" # DP_C
+ register "gpu_pipea_power_cycle_delay" = "5" # 400ms
+ register "gpu_pipea_power_on_delay" = "2000" # 200ms
+ register "gpu_pipea_light_on_delay" = "10" # 1ms
+ register "gpu_pipea_power_off_delay" = "500" # 50ms
+ register "gpu_pipea_light_off_delay" = "2000" # 200ms
+ register "gpu_pipea_backlight_pwm" = "0x400"
+
device cpu_cluster 0 on
device lapic 0 on end
end
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