msm: msm_watchdog_v2: convert ipi-ping to boolean

The data type of the ipi-ping field should match its semantics: a
boolean value. Change the watchdog driver to use the boolean
procedures and change all device tree clients to use the boolean
syntax.

Change-Id: I36459ebc5dc25efe8939f477405fd34ea7b650d1
Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>
6 files changed