Re: [PATCH] ARM: mmp/mmp2: fix cpu_is_mmp2() on mmp2-dt

From: Olof Johansson
Date: Mon Dec 03 2018 - 15:48:26 EST


On Sun, Dec 02, 2018 at 04:53:07PM +0100, Arnd Bergmann wrote:
> On Sun, Dec 2, 2018 at 12:12 PM Lubomir Rintel <lkundrak@xxxxx> wrote:
> >
> > cpu_is_mmp2() was equivalent to cpu_is_pj4(), wouldn't be correct for
> > multiplatform kernels. Fix it by also considering mmp_chip_id, as is
> > done for cpu_is_pxa168() and cpu_is_pxa910() above.
> >
> > Moreover, it is only available with CONFIG_CPU_MMP2 and thus doesn't work
> > on DT-based MMP2 machines. Enable it on CONFIG_MACH_MMP2_DT too.
> >
> > Note: CONFIG_CPU_MMP2 is only used for machines that use board files
> > instead of DT. It should perhaps be renamed. I'm not doing it now, because
> > I don't have a better idea.
> >
> > Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>
>
> Acked-by: Arnd Bergmann <arnd@xxxxxxxx>
>
> I'd suggest adding
>
> Cc: stable@xxxxxxxxxxxxxxx
>
> since this fixes bugs on other platforms when CONFIG_MMP2 is enabled
> in a multiplatform kernel.

Applied to fixes with those tags. Thanks!


-Olof