[PATCH v2 01/17] fdt: Tidy up a few fdtdec problems

Stephen Warren swarren at nvidia.com
Tue Dec 6 09:07:13 EST 2011


On 12/05/2011 02:40 PM, Simon Glass wrote:
> Hi Stephen,
> 
> On Mon, Dec 5, 2011 at 1:27 PM, Stephen Warren <swarren at nvidia.com> wrote:
>> On 12/02/2011 07:11 PM, Simon Glass wrote:
>> ...
>>> +int fdtdec_get_is_enabled(const void *blob, int node)
>>>  {
>>>       const char *cell;
>>>
>>>       cell = fdt_getprop(blob, node, "status", NULL);
>>>       if (cell)
>>> -             return 0 == strcmp(cell, "ok");
>>> -     return default_val;
>>> +             return 0 == strcmp(cell, "okay");
>>> +     return 1;
>>>  }
>>
>> The kernel accepts both okay (standard) and ok (non-standard). I assume
>> the latter is required for some in-use-but-technically-incorrect .dts
>> files. I imagine U-Boot should act like the kernel here.
> 
> Given that we are just starting out with fdt, do you think it would be
> better to not bloat the code in this way? I don't mind either way -
> just asking :-)

My point is that there are probably .dts files using "ok" instead of
"okay" or the kernel wouldn't support "ok". People will probably want to
use those with U-Boot without changing anything else. So, U-Boot should
interpret the FDT in the same way as the kernel.

-- 
nvpublic


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