[U-Boot] [PATCH] powerpc/t4240qds: add support of reading Core voltage

[Shaohui Xie]

> On 08/25/2015 01:30 AM, shh.xie at gmail.com wrote:
> > From: Shaohui Xie <Shaohui.Xie at freescale.com>
> >
> > A U-boot CMD vdd_read is implemented to read Core voltage.
> 
> Can you explain why you need this command? You already get the voltage if
> you run bdinfo. If you override vdd, you also get a print.
> 
[S.H] there was a request that the commands override_vdd and vdd_read should be
Supported pair wise on T4240QDS, like what T2080RDB does... 

So if the request is not really necessary, we can drop it.

Thanks!
Shaohui