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authorCaveh Jalali <caveh@chromium.org>2018-10-01 19:37:42 -0700
committerMartin Roth <martinroth@google.com>2018-10-05 01:37:51 +0000
commit19c0ae540ea992b76eb65421381269def0a6328d (patch)
tree2dfec811171a8b81b4b2283dedbcc902be37fa05 /src/soc/intel/fsp_baytrail
parent5fdd201c1739382f8b82a918b086e07ae041f2a0 (diff)
downloadcoreboot-19c0ae540ea992b76eb65421381269def0a6328d.tar.xz
atlas: control touchscreen power using ACPI
This adds the ACPI controls for power sequencing the touchscreen. The initial setting is to keep the touchscreen powered off and in reset. When linux is ready to talk to the touchscreen, it powers it on and releases reset via ACPI. BUG=b:110286344 TEST=verified touchscreen is functional in chromeos Change-Id: I58c42a8f09342cfe54f82ef0e6cd8ea72a5140dc Signed-off-by: Caveh Jalali <caveh@chromium.org> Reviewed-on: https://review.coreboot.org/28869 Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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