Re: [PATCH 5/5] arm: omap: Proper cleanups for omap_device

Alexander Holler
2013-08-06T13:38:35Z

Am 06.08.2013 12:14, schrieb Greg Kroah-Hartman:

>> What exactly is a platform device anyway?
>
> Originally it was a "something that wasn't connected to a bus, but just
> had memory-mapped i/o." Like the PS2 keyboard controller.
>
> Embedded systems got ahold of this and went to town, and made everything
> a platform device because they could, and no one was paying attention.
>
> Then OF came along and used it as well, and you know the rest...
>
> I think we need to get the ACPI and OF people, and me, in a room
> together at the kernel summit and not let us out until we have this all
> worked out.

MFD uses platform devices too.

Regards,

Alexander Holler