[Letux-kernel] [PATCH v2 1/4] omapdrm: fix compatible string for td028ttec1

Andrew F. Davis afd at ti.com
Thu Nov 16 16:53:59 CET 2017

On 11/16/2017 07:43 AM, H. Nikolaus Schaller wrote:
>> Am 16.11.2017 um 13:32 schrieb Tomi Valkeinen <tomi.valkeinen at ti.com>:
>> On 16/11/17 10:50, H. Nikolaus Schaller wrote:
>>> The vendor name was "toppoly" but other panels and the vendor list
>>> have defined it as "tpo". So let's fix it in driver and bindings.
>>> Signed-off-by: H. Nikolaus Schaller <hns at goldelico.com>
>>> ---
>>> -MODULE_ALIAS("spi:toppoly,td028ttec1");
>>> +MODULE_ALIAS("spi:tpo,td028ttec1");
>> Doesn't this mean that the module won't load if you have old bindings?
> Hm.
> Well, I think it can load but doesn't automatically from DT strings which might
> be unexpected.
>> Can't we have two module aliases?
> I think we can. Just a random example:
> https://elixir.free-electrons.com/linux/latest/source/drivers/w1/slaves/w1_therm.c#L754
> So we should keep both.

Even better would be to drop both MODULE_ALIAS and let the
MODULE_DEVICE_TABLE macro define them for your from the SPI id table.
Although it doesn't look like this driver has an SPI id table, you
should probably add one, I be interested to see if this module is always
being matched through the "spi" or the "of" alias..

> Should I submit a new version?
> BR,
> Nikolaus
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