mb/google/rex/variants/baseboard/rex: Add CPU power limit values

Add support of variant_devtree_update() function to override
devtree settings for variant boards. Also, add CPU power limit
values for rex baseboard.

BRANCH=None
BUG=b:270664854
TEST=Built and verified power limit values as below log message
      for 15W SKU on Rex board.
     Overriding power limits PL1 (mW) (10000, 15000) PL2 (mW)
      (57000, 57000) PL4 (W) (114)

Change-Id: If46445157358e3e0f227e26a35b4303fc9189a4b
Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74754
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Harsha B R <harsha.b.r@intel.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>

0 files changed, 0 insertions, 0 deletions