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authorDuncan Laurie <dlaurie@chromium.org>2013-05-21 09:28:28 -0700
committerStefan Reinauer <stefan.reinauer@coreboot.org>2013-11-25 23:32:14 +0100
commitcd7bb2faab769a16bacac8bcbfa20fec970dce16 (patch)
tree4879c3251297674d4ede417c5cab97069cffa8a2 /src/mainboard
parent8992e53c23cb088efbdafbf3e2ba77e7d8778d71 (diff)
slippy: Enable EC SMI
Enable GPIO SMI for GPIO34 and set it as inverted so it is only generated when it is raised by the EC. 1) ec console command: lidopen 2) wait until booted to developer screen 3) ec console command: lidclose 4) ensure system turns off Change-Id: I7d50f171f3f4539c7c264103d1ffc7c5d0f1c7ba Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://gerrit.chromium.org/gerrit/56052 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/4177 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/google/slippy/devicetree.cb3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mainboard/google/slippy/devicetree.cb b/src/mainboard/google/slippy/devicetree.cb
index 79fea8b89b..b9bc47fb17 100644
--- a/src/mainboard/google/slippy/devicetree.cb
+++ b/src/mainboard/google/slippy/devicetree.cb
@@ -57,7 +57,8 @@ chip northbridge/intel/haswell
register "gen1_dec" = "0x00fc0801"
register "gen2_dec" = "0x00fc0901"
- register "alt_gp_smi_en" = "0x0000"
+ # EC_SMI is GPIO34
+ register "alt_gp_smi_en" = "0x0004"
register "gpe0_en_1" = "0x00000000"
# EC_SCI is GPIO36
register "gpe0_en_2" = "0x00000010"