Matt DeVillier has uploaded this change for review.
samsung/lumpy: add cpu/gpu pwm backlight register values
Required for functional internal display on lumpy using
libgfxinit or Tianocore GOP driver
Test: boot/build lumpy, verify internal display functional
prior to OS driver loading.
Change-Id: If62a4ae58082548e8a645d1a2de40705bdd2946e
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
---
M src/mainboard/samsung/lumpy/devicetree.cb
1 file changed, 4 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/66/30566/1
diff --git a/src/mainboard/samsung/lumpy/devicetree.cb b/src/mainboard/samsung/lumpy/devicetree.cb
index 0362b2c..dcf2c12 100644
--- a/src/mainboard/samsung/lumpy/devicetree.cb
+++ b/src/mainboard/samsung/lumpy/devicetree.cb
@@ -14,6 +14,10 @@
register "gpu_panel_power_backlight_on_delay" = "2100" # T5: 210ms
register "gpu_panel_power_backlight_off_delay" = "2100" # TD: 210ms
+ # Set backlight PWM values
+ register "gpu_cpu_backlight" = "0x03d003d0"
+ register "gpu_pch_backlight" = "0x03d003d0"
+
register "max_mem_clock_mhz" = "666"
device cpu_cluster 0 on
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