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mtd: rawnand: arasan: Add new Arasan NAND controller

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Add the Arasan NAND controller driver. This brings only NAND
controller support. The ECC engine being a bit subtle, hardware ECC
support will be added in a second time.

This work is based on contributions from Naga Sureshkumar Relli.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://lore.kernel.org/linux-mtd/20200519074549.23673-8-miquel.raynal@bootlin.com
This commit is contained in:
Miquel Raynal
2020-05-19 09:45:48 +02:00
parent 8201c579ec
commit 197b88fecc
3 changed files with 963 additions and 0 deletions
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7
drivers/mtd/nand/raw/Kconfig
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@@ -453,6 +453,13 @@ config MTD_NAND_CADENCE
Enable the driver for NAND flash on platforms using a Cadence NAND
controller.
config MTD_NAND_ARASAN
tristate "Support for Arasan NAND flash controller"
depends on HAS_IOMEM && HAS_DMA
help
Enables the driver for the Arasan NAND flash controller on
Zynq Ultrascale+ MPSoC.
comment "Misc"
config MTD_SM_COMMON

1
drivers/mtd/nand/raw/Makefile
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@@ -57,6 +57,7 @@ obj-$(CONFIG_MTD_NAND_TEGRA) += tegra_nand.o
obj-$(CONFIG_MTD_NAND_STM32_FMC2) += stm32_fmc2_nand.o
obj-$(CONFIG_MTD_NAND_MESON) += meson_nand.o
obj-$(CONFIG_MTD_NAND_CADENCE) += cadence-nand-controller.o
obj-$(CONFIG_MTD_NAND_ARASAN) += arasan-nand-controller.o
nand-objs := nand_base.o nand_legacy.o nand_bbt.o nand_timings.o nand_ids.o
nand-objs += nand_onfi.o

955
drivers/mtd/nand/raw/arasan-nand-controller.c Normal file
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