wcnss: Add 8974 WCNSS restart module

Add WCNSS restart module for MSM8974; this module monitors WCNSS
SMSM reset bit and WCNSS hardware watchdog interrupt line. And
depending on the restart level, it will restart WCNSS when a
fatal error occurs at WCNSS.

Change-Id: I6ed7ea8459522e8f3a70b94dc6a94a0645c59a47
Signed-off-by: Sameer Thalappil <sameert@codeaurora.org>
2 files changed