dtc: import latest upstream dtc

[Rob Herring]

On 10/01/2012 11:13 AM, Stephen Warren wrote:
> On 10/01/2012 10:09 AM, Rob Herring wrote:
>> On 09/28/2012 04:25 PM, Stephen Warren wrote:
>>> From: Stephen Warren <swarren at nvidia.com>
>>>
>>> This updates scripts/dtc to commit 317a5d9 "dtc: zero out new label
>>> objects" from git://git.jdl.com/software/dtc.git.
>>>
>>> This adds features such as:
>>> * /bits/ syntax for cell data.
>>> * Math expressions within cell data.
>>> * The ability to delete properties or nodes.
>>> * Support for #line directives in the input file, which allows the use of
>>>   cpp on *.dts.
>>> * -i command-line option (/include/ path)
>>> * -W/-E command-line options for error/warning control.
>>> * Removal of spew to STDOUT containing the filename being compiled.
>>> * Many additions to the libfdt API.
>>>
>>> Signed-off-by: Stephen Warren <swarren at nvidia.com>
>>
>> Seems dtc doesn't really have a maintainer. Probably makes more sense
>> for me to take this unless there are objections.
> 
> Will you also take the two kbuild patches I posted that depend on this
> (e.g. "kbuild: introduce cmd_dtc_cpp")? I'd assumed that Michal Marek
> would take this given the dependencies and that he's take a fair number
> of dtc patches recently.

No. I think whether we use the cpp preprocessor or not needs more time
to discuss and some level of agreement. So I don't think it is 3.7 material.

Rob