[PATCH] [WATCHDOG] mpc8xxx_wdt: add support for MPC8xx watchdogs

[Scott Wood]

Anton Vorontsov wrote:
>  config 8xxx_WDT
>  	tristate "MPC8xxx Watchdog Timer"
> -	depends on PPC_83xx || PPC_86xx
> +	depends on FSL_SOC

We should probably change the description to "MPC8xxx Platform Watchdog 
Timer", and have help text indicating that it's not the Book-E core 
watchdog, and that it works on 8xx despite the discrepancy in the number 
of "x"s.

-Scott