[U-Boot] [PATCH v2] ARM: zynq: disable CONFIG_SYS_MALLOC_F to fix MMC boot

[Tom Rini]

On Wed, Apr 08, 2015 at 02:25:50PM +0900, Masahiro Yamada wrote:

> Since commit 326a682358c1 (malloc_f: enable SYS_MALLOC_F by default
> if DM is on), Zynq MMC boot hangs up after printing the following:
> 
>     U-Boot SPL 2015.04-rc5-00053-gadcc570 (Apr 08 2015 - 12:59:11)
>     mmc boot
>     reading system.dtb
> 
> Prior to commit 326a682358c1, Zynq boards enabled CONFIG_DM, but
> not CONFIG_SYS_MALLOC_F.  That commit forcibly turned on
> CONFIG_SYS_MALLOC_F.  I have not figured out the root cause, but
> anyway it looks like CONFIG_SYS_MALLOC_F gave a bad impact on the
> Zynq MMC boot.
> 
> We are planning to have the v2015.04 release in a few days.
> I know this is a defensive fixup, but what I can do now is to add
>    # CONFIG_SYS_MALLOC_F is not set
> to every Zynq defconfig file to get back the original behavior.
> 
> Tested on:
>   - Zedboard
>   - ZC706 board
> 
> Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
> Cc: Michal Simek <michal.simek at xilinx.com>
> Cc: Simon Glass <sjg at chromium.org>

Applied to u-boot/master, thanks!

-- 
Tom
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