[U-Boot] [PATCH v3 06/10] tegra: select ARM_GIC for Tegra TK1s

Antoine Tenart antoine.tenart at free-electrons.com
Thu Oct 27 15:13:27 CEST 2016


On Wed, Oct 26, 2016 at 09:01:59AM -0600, Stephen Warren wrote:
> On 10/26/2016 08:59 AM, Antoine Tenart wrote:
> > On Wed, Oct 26, 2016 at 08:55:27AM -0600, Stephen Warren wrote:
> > > On 10/26/2016 06:10 AM, Antoine Tenart wrote:
> > > > Select the newly introduced ARM_GIC option to the relevant configuration
> > > > which also have a psci implementation.
> > > 
> > > This doesn't look right; all Tegras have a GIC, so it's not a board-specific
> > > option. Perhaps TEGRA_COMMON or TEGRA_ARMV[78]_COMMON should select this?
> > 
> > Oops, I wanted to do this for the v3, but apparently forgot. Sorry.
> > 
> > Which one do you want me to use (TEGRA_COMMON vs TEGRA_ARMV[78]_COMMON)?
> 
> Assuming the code enabled by CONFIG_ARM_GIC doesn't have any dependencies,
> then CONFIG_TEGRA_COMMON is probably the best place since it applies to all
> Tegra systems. I'd suggest "select ARM_GIC if XXX" where "XXX" is something
> like PSCI being enabled (or whatever other functionality needs ARM_GIC), to
> make sure we don't bring in any new code or behaviour for boards that don't
> require it.

This configuration option currently only protect some portions of code,
so there's no dependency involved. I'll select ARM_GIC from
CONFIG_TEGRA_COMMON, but without "where XXXX" as this does not brings
new code.

Thanks!

Antoine

-- 
Antoine Ténart, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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