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rambi: Put LPSS devices in ACPI mode

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The kernel drivers have all been updated to use ACPI ID probing
methods and we can now put the I2C controllers in ACPI mode.

BUG=chrome-os-partner:24380
BRANCH=baytrail
TEST=build and boot on rambi, test that trackpad, als, sound still work

Change-Id: I50603eb48a557a5e82fd6510e42940a1f5379b87
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/184530
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Duncan Laurie 2014-01-31 10:10:58 -08:00 • committed by chrome-internal-fetch
commit 52bec10986
1 changed files with 1 additions and 0 deletions
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src/mainboard/google/rambi/devicetree.cb
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@ -33,6 +33,7 @@ chip soc/intel/baytrail
# Enable devices in ACPI mode
register "scc_acpi_mode" = "1"
register "lpss_acpi_mode" = "1"
# Enable PIPEA as DP_C
register "gpu_pipea_hotplug" = "6" # 6ms Pulse