[U-Boot] Boot from USB support for Kirkwood SOC
xiangfu
xiangfu.z at gmail.com
Thu Jun 11 10:10:27 CEST 2009
Hi
Wolfgang Denk wrote:
> Dear xiangfu,
>
> In message <4A30B020.7080109 at gmail.com> you wrote:
>> here is part of JZ4740 cpu data sheet [1]
>> --
>> 3.7.3 BOOT
>> Jz4740 support 3 different boot sources depending on BOOT_SEL0 and BOOT_SEL1 pin values.
>> Table 3-29 lists them.
>> Table 3-29 Boot from 3 boot sources
>>
>> BOOT_SEL1 BOOT_SEL0 Boot Source
>> 0 0 Boot from NOR flash at CS4
>> 0 1 Boot from USB device
>> 1 0 Boot from 512 page NAND flash at CS1
>> 1 1 Boot from 2k page NAND flash at CS1
>
> cool. "3 different boot sources" - one, two, three, four ;-)
:-) I don't notice that.
I think the guy who write this document think that
"512 page NAND" and "2k page NAND" are "NAND" ;-)
--
Best Regards
Xiangfu Liu
jabber : xiangfu.z at gmail.com
skype : xiangfu.z
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