[U-Boot] [PATCH v3] autoboot: add CONFIG_AUTOBOOT to allow to not compile autoboot.c

[Tom Rini]

On Mon, Jun 20, 2016 at 05:33:39PM +0900, Masahiro Yamada wrote:

> Since commit bb597c0eeb7e ("common: bootdelay: move CONFIG_BOOTDELAY
> into a Kconfig option"), CONFIG_BOOTDELAY is defined for all boards.
> 
> Prior to that commit, it was allowed to unset CONFIG_BOOTDELAY to
> not compile common/autoboot.c, as described in common/Makefile:
> 
>   # This option is not just y/n - it can have a numeric value
>   ifdef CONFIG_BOOTDELAY
>   obj-y += autoboot.o
>   endif
> 
> It was a bit odd to enable/disable code with an integer type option,
> but it was how this option worked before that commit, and several
> boards actually unset it to opt out of the autoboot feature.
> 
> This commit adds a new bool option, CONFIG_AUTOBOOT, and makes
> CONFIG_BOOTDELAY depend on it.
> 
> I chose "default y" for this option because most boards use the
> autoboot.  I added "# CONFIG_AUTOBOOT is not set" for the boards that
> had not set CONFIG_BOOTDELAY prior to the bad commit.
> 
> Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>

Applied to u-boot/master, thanks!

-- 
Tom
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