Francis Rowe (info@gluglug.org.uk) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7048
-gerrit
commit caa2d5a217d3e14d63ba1aec410452345519d0fe Author: Francis Rowe info@gluglug.org.uk Date: Sat Oct 11 16:43:28 2014 +0100
lenovo/x60: Enable legacy brightness control
x60/devicetree.cb, change gpu_backlight to 0x879F879E . Value obtained by reading BLC_PWM_CTL when running the VBIOS (option ROM).
Change-Id: Id855c4e91fe71fb489739e62fbe99ca22841acd2 Signed-off-by: Francis Rowe info@gluglug.org.uk --- src/mainboard/lenovo/x60/devicetree.cb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/mainboard/lenovo/x60/devicetree.cb b/src/mainboard/lenovo/x60/devicetree.cb index fcf7c29..7e50b8e 100644 --- a/src/mainboard/lenovo/x60/devicetree.cb +++ b/src/mainboard/lenovo/x60/devicetree.cb @@ -25,7 +25,7 @@ chip northbridge/intel/i945 register "gpu_hotplug" = "0x00000220" register "gpu_lvds_use_spread_spectrum_clock" = "1" register "gpu_lvds_is_dual_channel" = "0" - register "gpu_backlight" = "0x1280128" + register "gpu_backlight" = "0x879F879E"
device cpu_cluster 0 on chip cpu/intel/socket_mFCPGA478
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Francis Rowe