Revert "driver: kionix: Add checking whoami value at initialization."
Revert "driver: kionix: Add checking whoami value at initialization."

This reverts commit 1d8fcd4fabfed67d8304b3c5ad418cf6f5ae1878.
It looks like KXCJ9 may not return proper WHOAMI after powerup
but before reset.

BUG=b:67865186
BRANCH=eve
TEST=compile

Change-Id: Iceaaf3b2a45d920e08db587e1308cec0379e68cf
Signed-off-by: Gwendal Grignou <190c5a5edfcf62e0246559bf31fa7548674de3ad@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/753967
Reviewed-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec