Re: [PATCH] fdtput: add delete node and property function

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Hi,

On 14 January 2015 at 21:11, long.wanglong <long.wanglong@xxxxxxxxxx> wrote:
> On 2015/1/15 11:08, David Gibson wrote:
>> On Tue, Jan 13, 2015 at 08:07:59PM -0800, Simon Glass wrote:
>>> Hi Wang,
>>>
>>> On 13 January 2015 at 19:53, Wang Long <long.wanglong@xxxxxxxxxx> wrote:
>>>> add the delete node and property function for fdtput.
>>>>
>>>> usage:
>>>> 1) delete a node
>>>>  # fdtput test.dtb -d node /chosen/son
>>>> 2) delete a property
>>>>  # fdtput test.dtb -d prop /chosen/ prop_name
>>>
>>> This is a great addition!
>>>
>>> I know David is keen on single character flags. But would it be better
>>> to have a separate delete option, e.g.
>>
>> Well.. it's not that I'm actually keen on them.  Just that I haven't
>> thought the bother of another dependency adding a long options library
>> was worth it so far.
>>
>>> -r to remove a node
>>> -d to delete a property
>>
>> I like that suggestion better than "-d node" and "-d prop".
>>
>
> ok.
>
>> But I wonder if it might be even simpler to just base it on the number
>> of arguments so:
>>
>> $ fdtput foo.dtb -d /node@1234 some-property
>>
>> will delete a single property, but
>>
>> $ fdtput foo.dtb -d /node@1234
>>
>> will delete the whole node.
>>
>
> Hi David Gibson,
>
> if we decide to delete node or property based on the number of the arguments.
> we just delete a node or a property at once.
>
> how about the following suggestion:
>
> $ fdtput -r <options> <dt file> [<node>...]
>
> will delete several nodes,
>
> $ fdtput -d <options> <dt file> <node> [<property>...]
>
> will delete several properties in a node.
>
> the `fdtput` can create several nodes at once. so i think that it should to delete
> several nodes at once.

Well, I like that idea.

Regards,
Simon
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