[U-Boot] [PATCH 0/6] ARM: DRA7: AM57xx: Enable SPL_DM

Tom Rini trini at konsulko.com
Wed Feb 8 20:47:52 UTC 2017


On Wed, Feb 08, 2017 at 02:46:22PM -0600, Andrew F. Davis wrote:
> On 02/08/2017 02:40 PM, Tom Rini wrote:
> > On Wed, Feb 08, 2017 at 12:42:33PM -0600, Andrew F. Davis wrote:
> >> On 02/08/2017 07:07 AM, Lokesh Vutla wrote:
> >>>
> >>>
> >>> On Wednesday 08 February 2017 06:26 PM, Tom Rini wrote:
> >>>> On Wed, Feb 08, 2017 at 06:03:31PM +0530, Lokesh Vutla wrote:
> >>>>
> >>>>> - Enable SPL_DM on all DRA7 and AM57xx based platforms.
> >>>>> - SPL uses a generic dts on all platforms with same defconfig.
> >>>>> - After this series SPL size is increased by ~7KB.
> >>>>
> >>>> That's not a bad size growth, esp here where we can afford it.  Did you
> >>>
> >>> Yeah, but I am worried about this size on am335x.
> >>>
> >>
> >> I am also, I'm working to save about 30 bytes right now to include
> >> another boot mode into HS SPL, +7Kb will simply not work. It looks like
> >> you also get some of your saving from enabling simple_malloc, this is
> >> already enabled for AM335x-HS, so the size increase will likely be
> >> greater on the platform that needs it the most :(
> > 
> > I know I said it only the other day but switching from gcc-4.x/5.x to
> > 6.x saves a bunch of space, even on am335x hs.  I guess my request is
> > that you pick up a gcc-6.x (Debian/unstable, Fedora 25 or I assume
> > Linaro) compiler for ARM and see converting am335x HS to SPL_DT is
> > anywhere close to fitting in the constraint.
> > 
> 
> I'm already using Linaro's gcc-6.x, I don't believe SPL fits anymore
> using the old compilers as it stands today.

You're enforcing the max size constraint today via the appropriate
config option, right?

-- 
Tom
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