[U-Boot] powerpc: tqm834x: Fix build warnings in initdram()

[Tom Rini]

On Mon, Jan 25, 2016 at 12:29:55AM -0800, Bin Meng wrote:

> With gcc 4.9, it produces the following warnings:
> 
>   CC      board/tqc/tqm834x/tqm834x.o
>   board/tqc/tqm834x/tqm834x.c: In function 'initdram':
>   board/tqc/tqm834x/tqm834x.c:325:12: warning: iteration 3u invokes undefined behavior [-Waggressive-loop-optimizations]
>       (((base + size - 1) >> CSBNDS_EA_SHIFT) &
>               ^
>   board/tqc/tqm834x/tqm834x.c:80:2: note: containing loop
>       for(cs = 0; cs < 4; ++cs) {
>       ^
> 
> There is an integer overflow when cs = 3. To fix it, change
> parameters of set_cs_bounds() to ulong.
> 
> Signed-off-by: Bin Meng <bmeng.cn at gmail.com>

Applied to u-boot/master, thanks!

-- 
Tom
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