au1550 nand control question

Jul 28, 2006 0 Replies

I'm a newbie on bootloader and trying to get u-boot to work with my board which is based on au1550. The board has two flashes, nor and nand.



I've been trying to figure out how to set/clear ALE and CLE for the nand flash. I've read the databook but I am still not sure how to.



I took a look at the linux kernel code, and it looks like it is just setting the read and write address to either data, cmd, and calling sync() to flush a write buffer...



Any suggestions will be appreciated. Thanks in advance!



mitsy



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