[U-Boot] [PATCH 3/3] arm: omap3: Add SPL support to cm_t35

[Stefan Roese <sr@denx.de>]

On 17.06.2013 15:38, Igor Grinberg wrote:
>>>> +/*
>>>> + * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
>>>> + * 64 bytes before this address should be set aside for u-boot.img's
>>>> + * header. That is 0x800FFFC0--0x80100000 should not be used for any
>>>> + * other needs.
>>>> + */
>>>> +#define CONFIG_SYS_TEXT_BASE		0x80100000
>>>
>>> Now this is a problem.
>>> This breaks the backward compatibility with our X-Loader and we
>>> cannot just switch to 80100000...
>>
>> And thinking back to when I was doing more OMAP3 conversions, there's no
>> requirement to break compatibility with x-loader either.  You just need
>> to take care where you place things, see doc/SPL/README.omap3 for the
>> SPL and X-Loader compatible setup.
> 
> Actually, I was thinking about adding a target in boards.cfg, but
> if we can make both (X-Loader and SPL) live in piece, then IMO,
> we should go for it.

I just did a quick check with moving CONFIG_SYS_TEXT_BASE back to
0x80008000 and CONFIG_SPL_BSS_START_ADDR up to 0x80100000. Seems to work
just fine.

I'll submit a new version in a short while.

Thanks,
Stefan