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authorAlex Smith <alex.smith@imgtec.com>2016-01-04 12:34:43 +0000
committerBrian Norris <computersforpeace@gmail.com>2016-01-07 09:35:11 -0800
commitae02ab00aa3c282a362af8c4496496970747ddf4 (patch)
tree198417846f3950ded59697355ee4dd94f0e365ba /drivers/mtd/nand/Kconfig
parent48bf35de3133996fbac2be16430cd4ea00fa8d38 (diff)
mtd: nand: jz4780: driver for NAND devices on JZ4780 SoCs
Add a driver for NAND devices connected to the NEMC on JZ4780 SoCs, as well as the hardware BCH controller. DMA is not currently implemented. While older 47xx SoCs also have a BCH controller, they are incompatible with the one in the 4780 due to differing register/bit positions, which would make implementing a common driver for them quite messy. Signed-off-by: Alex Smith <alex.smith@imgtec.com> Cc: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: linux-mtd@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Harvey Hunt <harvey.hunt@imgtec.com> Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com> [Brian: fixed a few small mistakes] Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd/nand/Kconfig')
-rw-r--r--drivers/mtd/nand/Kconfig7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 95b8d2b8a7af..20f01b3ec23d 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -519,6 +519,13 @@ config MTD_NAND_JZ4740
help
Enables support for NAND Flash on JZ4740 SoC based boards.
+config MTD_NAND_JZ4780
+ tristate "Support for NAND on JZ4780 SoC"
+ depends on MACH_JZ4780 && JZ4780_NEMC
+ help
+ Enables support for NAND Flash connected to the NEMC on JZ4780 SoC
+ based boards, using the BCH controller for hardware error correction.
+
config MTD_NAND_FSMC
tristate "Support for NAND on ST Micros FSMC"
depends on PLAT_SPEAR || ARCH_NOMADIK || ARCH_U8500 || MACH_U300