[U-Boot] [PATCH] Makefile: fix broken pipe error for lcd4_lwmon5 board

[Stefan Roese <sr@denx.de>]

Hi Masahiro,

On 18.12.2013 09:32, Masahiro Yamada wrote:
> Before this commit, a broken pipe error sometimes happened
> when building lcd4_lwmon5 board with Buildman.
> 
> This commit re-writes build rules of
> u-boot.spr and u-boot-img-spl-at-end.bin
> more simply without using a pipe.
> 
> Besides fixing a broken pipe error,
> this commit gives us other advantages:
> 
>   - Do not generate intermidiate files, spl/u-boot-spl.img
>     and spl/u-boot-spl-pad.img for creating u-boot.spr
> 
>   - Do not generate an intermidiate file, u-boot-pad.img
>     for creating u-boot-img-spl-at-end.bin
> 
> Such intermidiate files were not deleted by "make clean" or "make mrpropr".
> Nor u-boot-pad.img was ignored by git.
> 
> Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>

This looks like a nice improvement. Thanks!

Acked-by: Stefan Roese <sr@denx.de>

Thanks,
Stefan