Re: [RFC:PATCH dtc-1.3.0] dtc: Add --strip-disabled option to dtc.

[Scott Wood <scottwood-KZfg59tc24xl57MIdRCFDg@public.gmane.org>]

On 08/20/2012 03:36 AM, Srinivas KANDAGATLA wrote:
> On 17/08/12 16:36, Timur Tabi wrote:
>> Srinivas KANDAGATLA wrote:
>>> If you know in advance that device on that SOC is broken, then I guess
>>> "Fail"/"Failed" can be used in status property.
>>>
>>> One user of this flag in kernel device trees is
>>> ./arch/powerpc/boot/dts/mpc8313erdb.dts
>> 	/* Remove this (or change to "okay") if you have
>> 	 * a REVA3 or later board, if you apply one of the
>> 	 * workarounds listed in section 8.5 of the board
>> 	 * manual, or if you are adapting this device tree
>> 	 * to a different board.
>> 	 */
>> 	status = "fail";
>>
>> I'm not sure this is the right way to do it. 
> I agree, the way fail status is used is pretty much redundant to what
> "disabled" is used for.
> I think the device trees files should have status as "okay" or "ok" or
> "disabled" or skip status property totally.

The distinction between "disabled" and "fail" is useful when the OS
knows how to enable a node (e.g. by manipulating muxing).

-Scott