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Author SHA1 Message Date
Bill Pemberton 810b7e060c mtd: remove use of __devexit
CONFIG_HOTPLUG is going away as an option so __devexit is no
longer needed.

Signed-off-by: Bill Pemberton <wfp5p@virginia.edu>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
2012-11-22 12:07:03 +02:00
Bill Pemberton 06f2551069 mtd: remove use of __devinit
CONFIG_HOTPLUG is going away as an option so __devinit is no longer
needed.

Signed-off-by: Bill Pemberton <wfp5p@virginia.edu>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
2012-11-22 12:07:03 +02:00
Bill Pemberton 5153b88cac mtd: remove use of __devexit_p
CONFIG_HOTPLUG is going away as an option so __devexit_p is no longer
needed.

Signed-off-by: Bill Pemberton <wfp5p@virginia.edu>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
2012-11-22 12:07:02 +02:00
Roland Stigge 10594f6787 mtd: lpc32xx_slc: Cleanup after DT-only conversion
The LPC32xx's DT-only conversion of the SLC NAND driver makes NAND config via
platform_data obsolete. Dropped by this patch.

Further, the driver really needs CONFIG_OF, which is already reflected by the
dependency on ARCH_LPC32XX which depends on CONFIG_OF. So also dropping
CONFIG_OF ifdefs.

There is still platform_data necessary to supply the dma_filter callback for
the dma engine. This is a completely different data structure than the old
platform_data for NAND config, so renaming some old "pdata" variable to "ncfg"
to prevent confusion with the new platform data.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-09-29 15:12:48 +01:00
Huang Shijie 657f28f881 mtd: kill MTD_NAND_VERIFY_WRITE
Just as Artem suggested:

"Both UBI and JFFS2 are able to read verify what they wrote already.
There are also MTD tests which do this verification. So I think there
is no reason to keep this in the NAND layer, let alone wasting RAM in
the driver to support this feature. Besides, it does not work for sub-pages
and many drivers have it broken. It hurts more than it provides benefits."

So kill MTD_NAND_VERIFY_WRITE entirely.

Signed-off-by: Huang Shijie <shijie8@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-09-29 15:00:46 +01:00
Roland Stigge de20c22d2b mtd: lpc32xx_slc: Make driver independent of AMBA DMA engine driver
This patch makes the SLC NAND driver independent of the single AMBA DMA engine
driver by using the platform data provided dma_filter callback.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-09-29 14:52:45 +01:00
Roland Stigge 314a15664e mtd: lpc32xx_slc: Adjust to pl08x DMA interface changes
This patch adjusts the LPC32xx SLC NAND driver to the new pl08x DMA interface,
fixing the compile error resulting from changed pl08x structures.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Acked-By: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-07-13 16:27:24 +01:00
Roland Stigge d5842ab730 mtd: lpc32xx_slc: Make probe() return -EPROBE_DEFER if necessary
Via of_get_named_gpio(), wp_gpio can become -EPROBE_DEFER which now makes
probe() return -EPROBE_DEFER as well to wait until the gpio controller is
probed before trying to probe lpc32xx_slc again.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Acked-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-07-06 18:25:25 +01:00
Roland Stigge 21535ab39a mtd: lpc32xx_slc: Use of_get_named_gpio()
This patch makes the lpc32xx_slc driver use of_get_named_gpio() instead of
of_get_named_gpio_flags() whose flags are discarded anyway.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Acked-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-07-06 18:25:16 +01:00
Alexandre Pereira da Silva df63fe7657 mtd: lpc32xx_slc: Make wp gpio optional
This patch supports missing wp gpio.

Signed-off-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
Signed-off-by: Roland Stigge <stigge@antcom.de>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
2012-07-06 18:24:56 +01:00
Roland Stigge 2944a44da0 mtd: add LPC32xx SLC NAND driver
This patch adds support for the SLC NAND controller inside the LPC32xx SoC.

[dwmw2: 21st century pedantry]

Signed-off-by: Roland Stigge <stigge@antcom.de>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-07-06 18:17:07 +01:00