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mtd: nand: denali: max_banks calculation changed in revision 5.1

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Read Denali hardware revision number and use it to
calculate max_banks,  The encoding of max_banks changed
in Denali revision 5.1.

Signed-off-by: Graham Moore <grmoore@opensource.altera.com>
[Brian: parentheses around macro arg]
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Graham Moore
2015-07-21 09:39:31 -05:00
committed by Brian Norris
parent 9c07d094bb
commit 271707b1d8
2 changed files with 12 additions and 1 deletions
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2
drivers/mtd/nand/denali.h
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@@ -178,6 +178,8 @@
#define REVISION 0x370
#define REVISION__VALUE 0xffff
#define MAKE_COMPARABLE_REVISION(x) swab16((x) & REVISION__VALUE)
#define REVISION_5_1 0x00000501
#define ONFI_DEVICE_FEATURES 0x380
#define ONFI_DEVICE_FEATURES__VALUE 0x003f