2014-08-18 15:27 GMT+02:00 Carlo Caione <carlo@xxxxxxxxxx>:
> On Sun, Aug 17, 2014 at 04:21:15PM +0200, Maxime Ripard wrote:
>> Hi Carlo,
>
> Hi Maxime,
> thank you for reviewing also these patches, I'll keep you in CC for the
> next revisions if you are interested.
>
>> > +static __init void meson_init_machine_devicetree(void)
>> > +{
>> > + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
>> > +}
>>
>> This is the default, you can just remove it
>
> Agree
>
>> > +static const char * const m6_common_board_compat[] = {
>> > + "amlogic,8726_mx",
>> > + "amlogic,8726_mxs",
>> > + "amlogic,8726_mxl",
>> > + "amlogic,meson6",
>>
>> Why are all those compatibles needed? Usually, you add a single one
>> per SoC (which would be the last in your case I guess.
>
> They are taken from the weird DTS in the original Amlogic sources but I
> guess you are right. I am actually more inclined to just leave "8726_mx"
> and "meson6" since online you can find equally both the versions for
> exactly the same SoCs.
>
>> > + NULL,
>> > +};
>> > +
>> > +DT_MACHINE_START(AML8726_MX, "Amlogic Meson6 platform")
>> > + .init_machine = meson_init_machine_devicetree,
>>
>> And since you don't need the init machine, you can just use the
>> generic machine support. I'm not sure what's been decided on this,
>> should we remove such empty machines?
>
> I can get rid of the .init_machine but what about the .dt_compat field?
AFIAK there is no consensus about that.
For now I would leave the .dt_compat field. There are proposals which
try to get rid of the name_str
in the DT_MACHINE_START [0], but from what I know they are not yet merged.
Cheers,
Matthias
[0] http://lists.infradead.org/pipermail/linux-arm-kernel/2013-November/208878.html
>
> Thanks,
>
> --
> Carlo Caione
>
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