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authorAaron Durbin <adurbin@chromium.org>2013-05-15 17:02:23 -0700
committerAlexandru Gagniuc <mr.nuke.me@gmail.com>2013-11-24 06:22:16 +0100
commita54adc1bc78a4caa814be8e5a69d48e1f181952a (patch)
treed463d225b76aeb77f8a2634b0dc4a4bf3cb6fdb8 /src
parent270881af741eaeae29a084bad351c7182bfde275 (diff)
downloadcoreboot-a54adc1bc78a4caa814be8e5a69d48e1f181952a.tar.xz
slippy: set PWM values
The dev screen was not displaying properly. With the PWM values programmed the screen displays correctly. Change-Id: I82b56a92e4168022082a2e519026977ee2ae0c9e Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://gerrit.chromium.org/gerrit/51472 Reviewed-on: http://review.coreboot.org/4172 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/google/slippy/devicetree.cb4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/google/slippy/devicetree.cb b/src/mainboard/google/slippy/devicetree.cb
index 143147fd6d..29c4763006 100644
--- a/src/mainboard/google/slippy/devicetree.cb
+++ b/src/mainboard/google/slippy/devicetree.cb
@@ -9,6 +9,10 @@ chip northbridge/intel/haswell
# Enable HDMI Hotplug with 6ms pulse
register "gpu_dp_b_hotplug" = "0x06"
+ # Set backlight PWM values for eDP
+ register "gpu_cpu_backlight" = "0x00000200"
+ register "gpu_pch_backlight" = "0x04000000"
+
device cpu_cluster 0 on
chip cpu/intel/socket_rPGA989
device lapic 0 on end