[U-Boot] [PATCH] spl: Fix compilation warnings for arm64

[Michal Simek <michal.simek@xilinx.com>]

Hi Simon,

On 17.7.2016 16:12, Simon Glass wrote:
> Hi Michal,
> 
> On 15 July 2016 at 00:48, Michal Simek <michal.simek@xilinx.com> wrote:
>> Make code 64bit aware.
>>
>> Warnings:
>> +../arch/arm/lib/spl.c: In function ?jump_to_image_linux?:
>> +../arch/arm/lib/spl.c:63:3: warning: cast to pointer from integer of
>> different size [-Wint-to-pointer-cast]
>> +../common/spl/spl_fat.c: In function ?spl_load_image_fat?:
>> +../common/spl/spl_fat.c:91:33: warning: cast to pointer from integer
>> of different size [-Wint-to-pointer-cast]
>>
>> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
>> ---
>>
>>  arch/arm/lib/spl.c   | 2 +-
>>  common/spl/spl_fat.c | 3 ++-
>>  2 files changed, 3 insertions(+), 2 deletions(-)
> 
> Reviewed-by: Simon Glass <sjg@chromium.org>
> 
> You could use map_sysmem() / unmap_sysmem() to convert a ulong address
> into a pointer.

Isn't this used more for remapping with non zero length?
I see in the code that people are using it just for conversion but the
question is if this is right usage.

Thanks,
Michal