ext: cc3220sdk: Import HAL for TI CC3220S SoC

The CC3220 SDK provides a peripheral driver library and hardware
register access header files for the Texas Instruments SimpleLink
CC3220S and CC3220SF SoCs.

The current version supported in Zephyr is CC3220 SDK,
downloaded from:


Jira: ZEP-1958

Change-Id: Ib278a6e067a621c589d6efd17cda6f75dc2a9cdb
Signed-off-by: Gil Pitney <gil.pitney@linaro.org>
30 files changed