[PATCH linux] mtd: spi-nor: aspeed-smc: Fix flash struct setup for scan
OpenBMC Patches
openbmc-patches at stwcx.xyz
Fri Mar 25 08:21:07 AEDT 2016
Two updates to the spi-nor drivers between 4.3 and 4.4 were missed
in the aspeed-smc rebase.
The mtd->priv field is now filled out by the common layer so that
can be dropped. And the new flash_node driver was added and needs
to be set to the child flash node.
Not having this set changed the behavior of spi_nor_scan to follow
the not-in-device-tree path and defaulting to FAST_READ support.
The flash chip was programmed for FAST_READ but the driver was not
expecting it, and the additonal 8 bits of data caused all flash
data reads to be shifted 1 byte.
Signed-off-by: Milton Miller <miltonm at us.ibm.com>
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Fixes #66
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This change is [<img src="https://reviewable.io/review_button.svg" height="35" align="absmiddle" alt="Reviewable"/>](https://reviewable.io/reviews/openbmc/linux/67)
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https://github.com/openbmc/linux/pull/67
Milton D. Miller II (1):
mtd: spi-nor: aspeed-smc: Fix flash struct setup for scan
drivers/mtd/spi-nor/aspeed-smc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
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2.7.1
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