[PATCH 2/3] arm: caches: add DCACHE_DEFAULT_OPTION

[Patrick DELAUNAY]

Dear Marek,

> From: Marek Vasut <marex at denx.de>
> Sent: vendredi 3 avril 2020 23:29
> 
> On 4/3/20 10:28 AM, Patrick Delaunay wrote:
> > Add the new flags DCACHE_DEFAULT_OPTION to define the default option
> > to use according the compilation flags
> > CONFIG_SYS_ARM_CACHE_WRITETHROUGH or
> CONFIG_SYS_ARM_CACHE_WRITEALLOC.
> 
> Can't you unify these macros into a single Kconfig "select" statement instead ,
> and then just select the matching cache configuration in Kconfig ?

Yes I will try, with 2 steps
- migrate existing CONFIG_SYS_ARM_CACHE_.... in Kconfig
- add new option CONFIG_SYS_ARM_CACHE_OPTION

> Or better yet, can't you extract this info from DT ?

I don't think.... it is called before device tree parsing

Patrick