On Mon, 2012-10-29 at 15:51 -0400, Christopher Harvey wrote: > In 16bit NAND mode the GPMC would send the address 0xNN as 0xFFNN > instead of 0x00NN on the bus. The 0xFFs were actually uninitialized > bits that were left unset in the GPMC command output register. The > reason they weren't initialized in 16bit mode is that if the same code > that writes to this register was used in 8bit mode then 2 commands > would be output in 8bit mode. One for the low byte, and an extra 0x0 > command for the high byte. This commit uses writew if we're using > 16bit NAND. This commit also changes the high byte in the command > output register, but they are ignored by NAND chips anyway. > > Most chips seem fine with the extra 0xFFs, but the ONFI spec says > otherwise. > > Signed-off-by: Christopher Harvey <charvey@xxxxxxxxxx> Pushed to l2-mtd.git, thanks! -- Best Regards, Artem Bityutskiy
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