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mtd: fsl-quadspi: Access multiple chips simultaneously
authorHan Xu <b45815@freescale.com>
Wed, 13 May 2015 19:40:57 +0000 (14:40 -0500)
committerBrian Norris <computersforpeace@gmail.com>
Tue, 23 Jun 2015 17:46:11 +0000 (10:46 -0700)
commit392d39cfcaa9bcfa202fb0fd3bc65f3c20de318f
tree6505c67b4a5ac1792bec2a17cd1e4d075d0c4e77tree | snapshot (tar.gz zip)
parent0eb8618bd07533f423fed47399a0d6387bfe7caccommit | diff
mtd: fsl-quadspi: Access multiple chips simultaneously

Add supports for simultaneous access to multiple chips. Need to lock
the mutex before any quad spi operations and unlock the mutex after
operations complete.

Signed-off-by: Han Xu <b45815@freescale.com>
[Brian: reworked err path in fsl_qspi_prep()]
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
drivers/mtd/spi-nor/fsl-quadspi.c diff | blob | blame | history