On Thu, Dec 26, 2013 at 9:49 PM, liyaoshi <[email protected]> wrote:

> Hi all
>
> I review the code from
>
>
> http://git.denx.de/?p=u-boot.git;a=blob;f=arch/arm/include/asm/arch-am33xx/ddr_defs.h;h=2278358ab200ecc26fc7500e01b11268fe7d43f5;hb=HEAD#l29
>
> Here
> #define MT47H128M16RT25E_EMIF_SDCFG   0x41805332
>
>
> https://raw.github.com/CircuitCo/BeagleBone-RevA5/master/BeagleBone_revA5_SCH.pdf
>
> A5 board use 256M ddr2 with MT47H128M16 on 16bit
>
> And from
>
>
> http://www.micron.com/~/media/Documents/Products/Data%20Sheet/DRAM/DDR2/2Gb_DDR2.pdf
>
> 256M DDR2 only have 14 raw address
>
> Ti Reference manual say
>
> [image: 内嵌图片 1]
>  This 332 mean use 15 ROW
>
> It should be 0x418052d2
>
> right ?
>
> Why BB a5 board can run so stable ?
>
>
Now this is odd. Care to post it to
http://e2e.ti.com/support/arm/sitara_arm/default.aspx ?

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