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mtd: nand: make mtk_ecc.c a separated module

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this code will be used in mediatek snfi spi-mem controller with
pipelined ECC engine.

Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20220424032527.673605-2-gch981213@gmail.com
This commit is contained in:
Chuanhong Guo 2022-04-24 11:25:23 +08:00 committed by Miquel Raynal
parent 3123109284
commit 4fd62f15af
7 changed files with 12 additions and 4 deletions
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7
drivers/mtd/nand/Kconfig
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@ -53,6 +53,13 @@ config MTD_NAND_ECC_MXIC
help
This enables support for the hardware ECC engine from Macronix.
config MTD_NAND_ECC_MEDIATEK
tristate "Mediatek hardware ECC engine"
depends on HAS_IOMEM
select MTD_NAND_ECC
help
This enables support for the hardware ECC engine from Mediatek.
endmenu
endmenu

1
drivers/mtd/nand/Makefile
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@ -2,6 +2,7 @@
nandcore-objs := core.o bbt.o
obj-$(CONFIG_MTD_NAND_CORE) += nandcore.o
obj-$(CONFIG_MTD_NAND_ECC_MEDIATEK) += ecc-mtk.o
obj-y += onenand/
obj-y += raw/

3
drivers/mtd/nand/raw/mtk_ecc.c → drivers/mtd/nand/ecc-mtk.c
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@ -15,8 +15,7 @@
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/mutex.h>
#include "mtk_ecc.h"
#include <linux/mtd/nand-ecc-mtk.h>
#define ECC_IDLE_MASK BIT(0)
#define ECC_IRQ_EN BIT(0)

1
drivers/mtd/nand/raw/Kconfig
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@ -374,6 +374,7 @@ config MTD_NAND_QCOM
config MTD_NAND_MTK
tristate "MTK NAND controller"
depends on MTD_NAND_ECC_MEDIATEK
depends on ARCH_MEDIATEK || COMPILE_TEST
depends on HAS_IOMEM
help

2
drivers/mtd/nand/raw/Makefile
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@ -48,7 +48,7 @@ obj-$(CONFIG_MTD_NAND_SUNXI) += sunxi_nand.o
obj-$(CONFIG_MTD_NAND_HISI504) += hisi504_nand.o
obj-$(CONFIG_MTD_NAND_BRCMNAND) += brcmnand/
obj-$(CONFIG_MTD_NAND_QCOM) += qcom_nandc.o
obj-$(CONFIG_MTD_NAND_MTK) += mtk_ecc.o mtk_nand.o
obj-$(CONFIG_MTD_NAND_MTK) += mtk_nand.o
obj-$(CONFIG_MTD_NAND_MXIC) += mxic_nand.o
obj-$(CONFIG_MTD_NAND_TEGRA) += tegra_nand.o
obj-$(CONFIG_MTD_NAND_STM32_FMC2) += stm32_fmc2_nand.o

2
drivers/mtd/nand/raw/mtk_nand.c
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@ -17,7 +17,7 @@
#include <linux/iopoll.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include "mtk_ecc.h"
#include <linux/mtd/nand-ecc-mtk.h>
/* NAND controller register definition */
#define NFI_CNFG (0x00)

0
drivers/mtd/nand/raw/mtk_ecc.h → include/linux/mtd/nand-ecc-mtk.h
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