[U-Boot] [PATCH 5/5] autoboot: add CONFIG_AUTOBOOT to allow to not compile autoboot.c

[Tom Rini]

On Fri, Jun 10, 2016 at 11:55:40PM +0200, Soeren Moch wrote:
> 
> 
> On 10.06.2016 17:20, Masahiro Yamada wrote:
> > Another mistake of commit bb597c0eeb7e ("common: bootdelay: move
> > CONFIG_BOOTDELAY into a Kconfig option") is that CONFIG_BOOTDELAY
> > is now defined for all the boards.
> > 
> > Before that commit, it is allowed to unset CONFIG_BOOTDELAY to not
> > compile common/autoboot.c
> > 
> > This is apparent from the code in common/Makefile:
> > 
> >   # This option is not just y/n - it can have a numeric value
> >   ifdef CONFIG_BOOTDELAY
> >   obj-y += autoboot.o
> >   endif
> > 
> > (and from the #ifdef in the include/autoconf.h, too.)
> > It was a bit odd to enable/disable code with an integer type option,
> > but anyway it was how this option worked before that commit.
> > Actually several boards unset it to opt out of the autoboot feature.
> > 
> > This commit adds a bool option, CONFIG_AUTOBOOT, and have the
> > CONFIG_BOOTDELAY to depend on it.
> > 
> > I chose "default y" for this option because most of boards enable the
> > autoboot.  I added "# CONFIG_AUTOBOOT is not set" for the boards that
> > did not set CONFIG_BOOTDELAY prior to the bad commit.
> > 
> > Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
> > ---
> 
> [...]
> 
> > diff --git a/configs/tbs2910_defconfig b/configs/tbs2910_defconfig
> > index dc69b39..5d0de21 100644
> > --- a/configs/tbs2910_defconfig
> > +++ b/configs/tbs2910_defconfig
> > @@ -4,6 +4,7 @@ CONFIG_TARGET_TBS2910=y
> >  CONFIG_FIT=y
> >  CONFIG_HUSH_PARSER=y
> >  CONFIG_SYS_PROMPT="Matrix U-Boot> "
> > +# CONFIG_AUTOBOOT is not set
> >  CONFIG_CMD_BOOTZ=y
> >  # CONFIG_CMD_IMLS is not set
> >  CONFIG_CMD_MEMTEST=y
> 
> "+# CONFIG_AUTOBOOT is not set" seems to be wrong for tbs2910.
> Before this move to Kconfig we had
> "#define CONFIG_BOOTDELAY       3"
> via include/configs/mx6_common.h for tbs2910 and for a lot of other imx6
> boards.
> 
> So the right fix would be to readd 3 seconds bootdelay here.

Please check the v2 I posted that updated defconfigs/ again.

-- 
Tom
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