scripts/kwbimage: add support for NAND ECC and page size header fields
The v0 header, used on Kirkwood, has some fields to indicate the type
of the NAND ECC, and the page size of the NAND. This commit adds
support for such fields, which are needed to support the Kirkwood
Guruplug platform.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Tested-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>