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authorMatt DeVillier <matt.devillier@gmail.com>2022-12-21 14:21:18 -0600
committerMartin L Roth <gaumless@gmail.com>2023-01-02 20:40:50 +0000
commit80bf8efeaa43dae895a747e976d7322811c2d0b4 (patch)
treea61e9b150792eec7216b832bff8a096ee186ee6d /Documentation/payloads.md
parentdde327870882f1aea6bcfeee4b977e67262b2cb5 (diff)
mb/google/drallion: Use runtime detection for touchscreens
Now that power sequencing has been implemented, switch from using ACPI "probed" flag to "detect" flag for all i2c touchscreens. This removes non-present devices from the SSDT and relieves the OS of the burden of probing. BUG=b:121309055 TEST=build/boot Windows/linux on drallion, verify touchscreen functional in OS, dump ACPI and verify only i2c devices actually present on the board have entries in the SSDT. Change-Id: I67c3d1fc3d34e9b67ddb26afcaad3a47ffa92e2f Signed-off-by: Matt DeVillier <matt.devillier@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/71193 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
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