[U-Boot] [linux-sunxi] Re: [PATCH 14/17] sunxi: Pine64: defconfig: enable SPL FIT support

[Maxime Ripard]

On Thu, Mar 02, 2017 at 12:03:20AM +0800, Icenowy Zheng wrote:
> 
> 2017年3月1日 23:51于 Maxime Ripard <maxime.ripard at free-electrons.com>写道：
> >
> > Hi Andre, 
> >
> > On Wed, Mar 01, 2017 at 02:25:26AM +0000, Andre Przywara wrote: 
> > > The Pine64 (and all other 64-bit Allwinner boards) need to load an 
> > > ARM Trusted Firmware image beside the actual U-Boot proper. 
> > > This can now be easily achieved by using the just extended SPL FIT 
> > > loading support, so enable it in the Pine64 defconfig. 
> > > Also add the FIT image as a build target to 64-bit sunxi board to 
> > > trigger the respective Makefile rules. 
> > > 
> > > Signed-off-by: Andre Przywara <andre.przywara at arm.com> 
> > > --- 
> > >  configs/pine64_plus_defconfig  | 6 ++++++ 
> > >  include/configs/sunxi-common.h | 4 ++++ 
> > >  2 files changed, 10 insertions(+) 
> > > 
> > > diff --git a/configs/pine64_plus_defconfig b/configs/pine64_plus_defconfig 
> > > index 7c7d86f..2b47157 100644 
> > > --- a/configs/pine64_plus_defconfig 
> > > +++ b/configs/pine64_plus_defconfig 
> > > @@ -3,9 +3,14 @@ CONFIG_RESERVE_ALLWINNER_BOOT0_HEADER=y 
> > >  CONFIG_ARCH_SUNXI=y 
> > >  CONFIG_MACH_SUN50I=y 
> > >  CONFIG_DEFAULT_DEVICE_TREE="sun50i-a64-pine64-plus" 
> > > +CONFIG_OF_LIST="sun50i-a64-pine64 sun50i-a64-pine64-plus" 
> > >  # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set 
> > >  CONFIG_CONSOLE_MUX=y 
> > >  CONFIG_SPL=y 
> > > +CONFIG_FIT=y 
> > > +CONFIG_SPL_FIT=y 
> > > +CONFIG_SPL_LOAD_FIT=y 
> > > +CONFIG_SPL_OF_LIBFDT=y 
> >
> > I'm not sure we want to force down that support to all our users. 
> 
> A64 boards are now unusable without proper ATF.

That's debatable, but that's not really what I meant. What I meant was
that they're perfectly usable without FIT.

Maxime

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