lenovo/x60: Enable brightness controls (native graphics)
commit27ce9b1f27c3e420ae4dbba081eaaa88e90cb504
authorFrancis Rowe <info@gluglug.org.uk>
Sat, 11 Oct 2014 15:43:28 +0000 (11 16:43 +0100)
committerAlexandru Gagniuc <mr.nuke.me@gmail.com>
Mon, 22 Jun 2015 17:23:11 +0000 (22 19:23 +0200)
tree1b816618c3ead56f7a7a0a5af39706017f2b8024
parent36b78852e22fbef1d03ae5929ac8b8453ba561ec
lenovo/x60: Enable brightness controls (native graphics)

On i945 legacy brightness control is enabled by a single
bit in BLC_PWM_CTL. It's bit 16 or bit 0 (the other one
reverses polarity). Set the bit to enable brightness
controls.

Change-Id: Id855c4e91fe71fb489739e62fbe99ca22841acd2
Signed-off-by: Francis Rowe <info@gluglug.org.uk>
Reviewed-on: http://review.coreboot.org/7048
Reviewed-by: Martin Roth <gaumless@gmail.com>
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
src/mainboard/lenovo/x60/devicetree.cb