[PATCH] ARM: /proc/atags: Export also for DT

Pavel Machek
2015-01-27T14:24:31Z

On Tue 2015-01-27 08:16:45, Rob Herring wrote:
> On Tue, Jan 27, 2015 at 7:21 AM, Pavel Machek <pavel@ucw.cz> wrote:
> > On Mon 2015-01-26 14:33:21, Rob Herring wrote:
> >> On Mon, Jan 26, 2015 at 1:16 PM, Pali Roh?r <pali.rohar@gmail.com> wrote:

> >> This goes in the commit message.
> >>
> >> These would be non-standard fields which are not upstream. I don't
> >> know that we care in that case...
> >
> > Other devices are going to care about boot reason, too, and we might
> > as well be compatible...
>
> What other devices? Where is bootreason in the list of ATAGS:
>
> #define ATAG_MEM 0x54410002
> #define ATAG_VIDEOTEXT 0x54410003
> #define ATAG_RAMDISK 0x54410004
> #define ATAG_INITRD 0x54410005
> #define ATAG_INITRD2 0x54420005
> #define ATAG_SERIAL 0x54410006
> #define ATAG_REVISION 0x54410007
> #define ATAG_VIDEOLFB 0x54410008
> #define ATAG_CMDLINE 0x54410009
> #define ATAG_ACORN 0x41000101
> #define ATAG_MEMCLK 0x41000402

Anyone, whose charging involves userspace.

But the fact that it is needed on n900 should be enough.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html