Preferred way to configure MTD physical mapping and partitioning

Laurent Pinchart laurent.pinchart at tbox.biz
Mon May 22 20:32:14 EST 2006


Hi everybody,

while browsing the kernel sources to find out how other boards configure MTD 
physical mapping and partitioning, I noticed that a couple of different 
approaches were possible:

- adding a board specific "driver" in drivers/mtd/maps and handle all mapping 
manually
- adding board specific MTD configuration in arch/ppc/platforms with calls to 
physmap_set_partitions() and physmap_configure()
- adding board specific MTD configuration in arch/ppc/platforms with a call to 
physmap_set_partitions(), and using the CONFIG_MTD_PHYSMAP option with 
physical mapping values provided in the kernel configuration.

Could anyone comment on the preferred approach ?

Best regards,

Laurent Pinchart



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