soc/amd/cezanne: Add device tree support for I2C
This allows the cr50 on guybrush to show up in ACPI.
BUG=b:
183737011
TEST=Boot OS and see I2C devices initialized
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: Ifb5679b7bbefbf753217981874bb1bdaef35f6db
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51958
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Mathew King <mathewk@chromium.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>