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

[Igor Grinberg <grinberg@compulab.co.il>]

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On 06/17/13 15:38, Tom Rini wrote:
> On Mon, Jun 17, 2013 at 02:53:27PM +0300, Igor Grinberg wrote:
>> Hi Stefan,
>>
>> On 06/14/13 11:55, Stefan Roese wrote:
>>> Add SPL U-Boot support to replace x-loader on the Compulab cm_t35
>>> board. Currently only the 256MiB SDRAM board versions are supported.
>>>
>>> Tested by booting via MMC and NAND.
>>>
>>> Signed-off-by: Stefan Roese <sr@denx.de>
>>> Cc: Tom Rini <trini@ti.com>
>>> Cc: Igor Grinberg <grinberg@compulab.co.il>
> [snip]
>>> +/*
>>> + * 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.

Thanks for the pointer!


- -- 
Regards,
Igor.
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