[U-Boot] [PATCH] ls1088a: qspi: Enable XIP mode above 16 MB addresses

York Sun york.sun at nxp.com
Tue Feb 6 17:08:22 UTC 2018


On 02/06/2018 02:59 AM, Rajat Srivastava wrote:
> 
> 
<snip>

>> How do you put the image into it to begin with? Don't tell me you were using an
>> external tool or a hacked version of older U-Boot.
>>
> This patch enables data read above 16MB using AHB (on Uboot prompt) and does 
> not involve our QSPI driver. It is equivalent to reading from DDR via cp or md commands.
> Whereas writing to flash is possible via IPS mode which involves our driver (using sf 
> commands).
> 

OK. So we are still far away to have the full flash supported.

York


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