UPSTREAM: drivers: npcx: convert NPCX drivers clock client to DEVICE_DT_GET

Convert the various device_get_binding() calls used to get the device
clock node to use DEVICE_DT_GET. The latter is processed at link time,
so it should be a bit more efficient.

Signed-off-by: Fabio Baltieri <fabiobaltieri@google.com>
(cherry picked from commit 3af832868c7c7b9a81c66ea62bcaef011e574d61)

BUG=none
TEST=build only

Change-Id: I096d731ab1623147ff7e29990048ef0bedbcd7dc
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/zephyr/+/3070703
Tested-by: Fabio Baltieri <fabiobaltieri@google.com>
Reviewed-by: Jack Rosenthal <jrosenth@chromium.org>
Commit-Queue: Fabio Baltieri <fabiobaltieri@google.com>
10 files changed