[PATCH v7 1/5] powerpc/85xx: implement hardware timebase sync

[Tabi Timur-B04825]

Zhao Chenhui wrote:
> If the guts variable is NULL, it indicates there is error in dts or kernel.
> We should fix the error, rather than ignore it.

And that's why there's a warning message.  Crashing the kernel is not 
going to fix anything.

> Moreover, if smp_85xx_ops.give/take_timebase is NULL, kernel can not do the timebase sync.

Is that necessary for the kernel to boot?

-- 
Timur Tabi
Linux kernel developer at Freescale