[U-Boot] [PATCH v10] Marvell Kirkwood family SOC support NAND discussion

Scott Wood scottwood at freescale.com
Tue May 26 23:30:52 CEST 2009


On Tue, May 26, 2009 at 01:48:08AM -0700, Prafulla Wadaskar wrote:
> Good Feedback...
> The name board_nand_init() is confusing here.... Why the board specific code is in drivers/mtd/nand/?
> Whereas I can see more references in board/*
> But looking other code references in this folder your feedback stands valid
> BTW: the arch_nand_init() or device_nand_init() is the right name
> here...Scott need to suggest on this since it involves rework on other
> drivers too.

Rather than just change the name, we should do something more similar to
Linux, where the driver is called with an initfunc (or explicitly by
board/arch code), which in turn calls nand_scan[1], and places itself at
the appropriate spot in nand_chip[].

nand_init and nand_init_chip would go away.

-Scott

[1] Or nand_scan_ident and nand_scan_tail.  Some drivers (eLBC) would
like to do things in between, but the current driver init mechanism
doesn't allow that (so small/large page has to be hardcoded, not
detected).  It would also allow more than just one address word to be
passed to the driver as identification, which would remove some more code
and complexity from the eLBC driver.


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