tree 874f8f10d17386c8edb658141cb97549ec14663f
parent 3e8f8c162d61dc6dbe982a9d6906ab925418e96e
author Subrata Banik <subratabanik@google.com> 1668516096 +0530
committer Felix Held <felix-coreboot@felixheld.de> 1668691822 +0000

mb/google/rex: Add `disable_gpio_export_in_crs` for rex

None of the touchscreens (over I2C) used in the rex program requires
exporting GPIOs in the ACPI _CRS method.

This can cause i2c devices to malfunction or cause timing
sequence violations if ACPI exports a PowerResource for the
device that uses GPIOs that are also exported in _CRS.

BUG=none
TEST=Able to build and boot Google, Rex platform.

Without this patch:

[ERROR]  I2C: 00:10: Exposing GPIOs in Power Resource and _CRS

With this patch:

None

Signed-off-by: Subrata Banik <subratabanik@google.com>
Change-Id: I578a60eff27f94d6dc94b900604bc7560337d60b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69612
Reviewed-by: Ivy Jian <ivy.jian@quanta.corp-partner.google.com>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Reviewed-by: Sridhar Siricilla <sridhar.siricilla@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>