mtd: nand: move raw NAND related code to the raw/ subdir

As part of the process of sharing more code between different NAND
based devices, we need to move all raw NAND related code to the raw/
subdirectory.
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>

Documentation/arm/Samsung-S3C24XX/S3C2412.txt

@@ -46,7 +46,7 @@ NAND
 ----
 
   The NAND hardware is similar to the S3C2440, and is supported by the
-  s3c2410 driver in the drivers/mtd/nand directory.
+  s3c2410 driver in the drivers/mtd/nand/raw directory.
 
 
 USB Host

Documentation/driver-api/mtdnand.rst

@@ -967,10 +967,10 @@ API functions which are exported. Each function has a short description
 which is marked with an [XXX] identifier. See the chapter "Documentation
 hints" for an explanation.
 
-.. kernel-doc:: drivers/mtd/nand/nand_base.c
+.. kernel-doc:: drivers/mtd/nand/raw/nand_base.c
    :export:
 
-.. kernel-doc:: drivers/mtd/nand/nand_ecc.c
+.. kernel-doc:: drivers/mtd/nand/raw/nand_ecc.c
    :export:
 
 Internal Functions Provided
@@ -982,10 +982,10 @@ marked with an [XXX] identifier. See the chapter "Documentation hints"
 for an explanation. The functions marked with [DEFAULT] might be
 relevant for a board driver developer.
 
-.. kernel-doc:: drivers/mtd/nand/nand_base.c
+.. kernel-doc:: drivers/mtd/nand/raw/nand_base.c
    :internal:
 
-.. kernel-doc:: drivers/mtd/nand/nand_bbt.c
+.. kernel-doc:: drivers/mtd/nand/raw/nand_bbt.c
    :internal:
 
 Credits

Documentation/gpio/drivers-on-gpio.txt

@@ -74,8 +74,8 @@ hardware descriptions such as device tree or ACPI:
   it from 1-to-0-to-1. If that hardware does not receive its "ping"
   periodically, it will reset the system.
 
-- gpio-nand: drivers/mtd/nand/gpio.c is used to connect a NAND flash chip to
-  a set of simple GPIO lines: RDY, NCE, ALE, CLE, NWP. It interacts with the
+- gpio-nand: drivers/mtd/nand/raw/gpio.c is used to connect a NAND flash chip
+  to a set of simple GPIO lines: RDY, NCE, ALE, CLE, NWP. It interacts with the
   NAND flash MTD subsystem and provides chip access and partition parsing like
   any other NAND driving hardware.
 

MAINTAINERS

@@ -1710,7 +1710,7 @@ F:	drivers/input/keyboard/w90p910_keypad.c
 F:	drivers/input/touchscreen/w90p910_ts.c
 F:	drivers/watchdog/nuc900_wdt.c
 F:	drivers/net/ethernet/nuvoton/w90p910_ether.c
-F:	drivers/mtd/nand/nuc900_nand.c
+F:	drivers/mtd/nand/raw/nuc900_nand.c
 F:	drivers/rtc/rtc-nuc900.c
 F:	drivers/spi/spi-nuc900.c
 F:	drivers/usb/host/ehci-w90x900.c
@@ -3014,7 +3014,7 @@ M:	Kamal Dasu <kdasu.kdev@gmail.com>
 L:	linux-mtd@lists.infradead.org
 L:	bcm-kernel-feedback-list@broadcom.com
 S:	Maintained
-F:	drivers/mtd/nand/brcmnand/
+F:	drivers/mtd/nand/raw/brcmnand/
 
 BROADCOM STB DPFE DRIVER
 M:	Markus Mayer <mmayer@broadcom.com>
@@ -4116,7 +4116,7 @@ DENALI NAND DRIVER
 M:	Masahiro Yamada <yamada.masahiro@socionext.com>
 L:	linux-mtd@lists.infradead.org
 S:	Supported
-F:	drivers/mtd/nand/denali*
+F:	drivers/mtd/nand/raw/denali*
 
 DESIGNWARE USB2 DRD IP DRIVER
 M:	John Youn <johnyoun@synopsys.com>
@@ -5646,7 +5646,7 @@ FREESCALE GPMI NAND DRIVER
 M:	Han Xu <han.xu@nxp.com>
 L:	linux-mtd@lists.infradead.org
 S:	Maintained
-F:	drivers/mtd/nand/gpmi-nand/*
+F:	drivers/mtd/nand/raw/gpmi-nand/*
 
 FREESCALE I2C CPM DRIVER
 M:	Jochen Friedrich <jochen@scram.de>
@@ -6955,7 +6955,7 @@ INGENIC JZ4780 NAND DRIVER
 M:	Harvey Hunt <harveyhuntnexus@gmail.com>
 L:	linux-mtd@lists.infradead.org
 S:	Maintained
-F:	drivers/mtd/nand/jz4780_*
+F:	drivers/mtd/nand/raw/jz4780_*
 
 INOTIFY
 M:	Jan Kara <jack@suse.cz>
@@ -8474,7 +8474,7 @@ MARVELL NAND CONTROLLER DRIVER
 M:	Miquel Raynal <miquel.raynal@free-electrons.com>
 L:	linux-mtd@lists.infradead.org
 S:	Maintained
-F:	drivers/mtd/nand/marvell_nand.c
+F:	drivers/mtd/nand/raw/marvell_nand.c
 F:	Documentation/devicetree/bindings/mtd/marvell-nand.txt
 
 MARVELL SOC MMC/SD/SDIO CONTROLLER DRIVER
@@ -9136,7 +9136,7 @@ M:	Wenyou Yang <wenyou.yang@microchip.com>
 M:	Josh Wu <rainyfeeling@outlook.com>
 L:	linux-mtd@lists.infradead.org
 S:	Supported
-F:	drivers/mtd/nand/atmel/*
+F:	drivers/mtd/nand/raw/atmel/*
 F:	Documentation/devicetree/bindings/mtd/atmel-nand.txt
 
 MICROCHIP KSZ SERIES ETHERNET SWITCH DRIVER
@@ -11331,7 +11331,7 @@ PXA3xx NAND FLASH DRIVER
 M:	Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
 L:	linux-mtd@lists.infradead.org
 S:	Maintained
-F:	drivers/mtd/nand/pxa3xx_nand.c
+F:	drivers/mtd/nand/raw/pxa3xx_nand.c
 
 QAT DRIVER
 M:	Giovanni Cabiddu <giovanni.cabiddu@intel.com>
@@ -11815,8 +11815,8 @@ F:	drivers/memstick/host/r592.*
 RICOH SMARTMEDIA/XD DRIVER
 M:	Maxim Levitsky <maximlevitsky@gmail.com>
 S:	Maintained
-F:	drivers/mtd/nand/r852.c
-F:	drivers/mtd/nand/r852.h
+F:	drivers/mtd/nand/raw/r852.c
+F:	drivers/mtd/nand/raw/r852.h
 
 RISC-V ARCHITECTURE
 M:	Palmer Dabbelt <palmer@sifive.com>
@@ -14635,7 +14635,7 @@ VF610 NAND DRIVER
 M:	Stefan Agner <stefan@agner.ch>
 L:	linux-mtd@lists.infradead.org
 S:	Supported
-F:	drivers/mtd/nand/vf610_nfc.c
+F:	drivers/mtd/nand/raw/vf610_nfc.c
 
 VFAT/FAT/MSDOS FILESYSTEM
 M:	OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>

drivers/mtd/nand/Makefile

 # SPDX-License-Identifier: GPL-2.0
 
-obj-$(CONFIG_MTD_NAND)			+= nand.o
-obj-$(CONFIG_MTD_NAND_ECC)		+= nand_ecc.o
-obj-$(CONFIG_MTD_NAND_BCH)		+= nand_bch.o
-obj-$(CONFIG_MTD_SM_COMMON) 		+= sm_common.o
-
-obj-$(CONFIG_MTD_NAND_CAFE)		+= cafe_nand.o
-obj-$(CONFIG_MTD_NAND_AMS_DELTA)	+= ams-delta.o
-obj-$(CONFIG_MTD_NAND_DENALI)		+= denali.o
-obj-$(CONFIG_MTD_NAND_DENALI_PCI)	+= denali_pci.o
-obj-$(CONFIG_MTD_NAND_DENALI_DT)	+= denali_dt.o
-obj-$(CONFIG_MTD_NAND_AU1550)		+= au1550nd.o
-obj-$(CONFIG_MTD_NAND_BF5XX)		+= bf5xx_nand.o
-obj-$(CONFIG_MTD_NAND_S3C2410)		+= s3c2410.o
-obj-$(CONFIG_MTD_NAND_TANGO)		+= tango_nand.o
-obj-$(CONFIG_MTD_NAND_DAVINCI)		+= davinci_nand.o
-obj-$(CONFIG_MTD_NAND_DISKONCHIP)	+= diskonchip.o
-obj-$(CONFIG_MTD_NAND_DOCG4)		+= docg4.o
-obj-$(CONFIG_MTD_NAND_FSMC)		+= fsmc_nand.o
-obj-$(CONFIG_MTD_NAND_SHARPSL)		+= sharpsl.o
-obj-$(CONFIG_MTD_NAND_NANDSIM)		+= nandsim.o
-obj-$(CONFIG_MTD_NAND_CS553X)		+= cs553x_nand.o
-obj-$(CONFIG_MTD_NAND_NDFC)		+= ndfc.o
-obj-$(CONFIG_MTD_NAND_ATMEL)		+= atmel/
-obj-$(CONFIG_MTD_NAND_GPIO)		+= gpio.o
-omap2_nand-objs := omap2.o
-obj-$(CONFIG_MTD_NAND_OMAP2) 		+= omap2_nand.o
-obj-$(CONFIG_MTD_NAND_OMAP_BCH_BUILD)	+= omap_elm.o
-obj-$(CONFIG_MTD_NAND_CM_X270)		+= cmx270_nand.o
-obj-$(CONFIG_MTD_NAND_PXA3xx)		+= pxa3xx_nand.o
-obj-$(CONFIG_MTD_NAND_MARVELL)		+= marvell_nand.o
-obj-$(CONFIG_MTD_NAND_TMIO)		+= tmio_nand.o
-obj-$(CONFIG_MTD_NAND_PLATFORM)		+= plat_nand.o
-obj-$(CONFIG_MTD_NAND_PASEMI)		+= pasemi_nand.o
-obj-$(CONFIG_MTD_NAND_ORION)		+= orion_nand.o
-obj-$(CONFIG_MTD_NAND_OXNAS)		+= oxnas_nand.o
-obj-$(CONFIG_MTD_NAND_FSL_ELBC)		+= fsl_elbc_nand.o
-obj-$(CONFIG_MTD_NAND_FSL_IFC)		+= fsl_ifc_nand.o
-obj-$(CONFIG_MTD_NAND_FSL_UPM)		+= fsl_upm.o
-obj-$(CONFIG_MTD_NAND_SLC_LPC32XX)      += lpc32xx_slc.o
-obj-$(CONFIG_MTD_NAND_MLC_LPC32XX)      += lpc32xx_mlc.o
-obj-$(CONFIG_MTD_NAND_SH_FLCTL)		+= sh_flctl.o
-obj-$(CONFIG_MTD_NAND_MXC)		+= mxc_nand.o
-obj-$(CONFIG_MTD_NAND_SOCRATES)		+= socrates_nand.o
-obj-$(CONFIG_MTD_NAND_TXX9NDFMC)	+= txx9ndfmc.o
-obj-$(CONFIG_MTD_NAND_NUC900)		+= nuc900_nand.o
-obj-$(CONFIG_MTD_NAND_MPC5121_NFC)	+= mpc5121_nfc.o
-obj-$(CONFIG_MTD_NAND_VF610_NFC)	+= vf610_nfc.o
-obj-$(CONFIG_MTD_NAND_RICOH)		+= r852.o
-obj-$(CONFIG_MTD_NAND_JZ4740)		+= jz4740_nand.o
-obj-$(CONFIG_MTD_NAND_JZ4780)		+= jz4780_nand.o jz4780_bch.o
-obj-$(CONFIG_MTD_NAND_GPMI_NAND)	+= gpmi-nand/
-obj-$(CONFIG_MTD_NAND_XWAY)		+= xway_nand.o
-obj-$(CONFIG_MTD_NAND_BCM47XXNFLASH)	+= bcm47xxnflash/
-obj-$(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
-
-nand-objs := nand_base.o nand_bbt.o nand_timings.o nand_ids.o
-nand-objs += nand_amd.o
-nand-objs += nand_hynix.o
-nand-objs += nand_macronix.o
-nand-objs += nand_micron.o
-nand-objs += nand_samsung.o
-nand-objs += nand_toshiba.o
+obj-y	+= raw/

drivers/mtd/nand/raw/Makefile

+# SPDX-License-Identifier: GPL-2.0
+
+obj-$(CONFIG_MTD_NAND)			+= nand.o
+obj-$(CONFIG_MTD_NAND_ECC)		+= nand_ecc.o
+obj-$(CONFIG_MTD_NAND_BCH)		+= nand_bch.o
+obj-$(CONFIG_MTD_SM_COMMON) 		+= sm_common.o
+
+obj-$(CONFIG_MTD_NAND_CAFE)		+= cafe_nand.o
+obj-$(CONFIG_MTD_NAND_AMS_DELTA)	+= ams-delta.o
+obj-$(CONFIG_MTD_NAND_DENALI)		+= denali.o
+obj-$(CONFIG_MTD_NAND_DENALI_PCI)	+= denali_pci.o
+obj-$(CONFIG_MTD_NAND_DENALI_DT)	+= denali_dt.o
+obj-$(CONFIG_MTD_NAND_AU1550)		+= au1550nd.o
+obj-$(CONFIG_MTD_NAND_BF5XX)		+= bf5xx_nand.o
+obj-$(CONFIG_MTD_NAND_S3C2410)		+= s3c2410.o
+obj-$(CONFIG_MTD_NAND_TANGO)		+= tango_nand.o
+obj-$(CONFIG_MTD_NAND_DAVINCI)		+= davinci_nand.o
+obj-$(CONFIG_MTD_NAND_DISKONCHIP)	+= diskonchip.o
+obj-$(CONFIG_MTD_NAND_DOCG4)		+= docg4.o
+obj-$(CONFIG_MTD_NAND_FSMC)		+= fsmc_nand.o
+obj-$(CONFIG_MTD_NAND_SHARPSL)		+= sharpsl.o
+obj-$(CONFIG_MTD_NAND_NANDSIM)		+= nandsim.o
+obj-$(CONFIG_MTD_NAND_CS553X)		+= cs553x_nand.o
+obj-$(CONFIG_MTD_NAND_NDFC)		+= ndfc.o
+obj-$(CONFIG_MTD_NAND_ATMEL)		+= atmel/
+obj-$(CONFIG_MTD_NAND_GPIO)		+= gpio.o
+omap2_nand-objs := omap2.o
+obj-$(CONFIG_MTD_NAND_OMAP2) 		+= omap2_nand.o
+obj-$(CONFIG_MTD_NAND_OMAP_BCH_BUILD)	+= omap_elm.o
+obj-$(CONFIG_MTD_NAND_CM_X270)		+= cmx270_nand.o
+obj-$(CONFIG_MTD_NAND_PXA3xx)		+= pxa3xx_nand.o
+obj-$(CONFIG_MTD_NAND_MARVELL)		+= marvell_nand.o
+obj-$(CONFIG_MTD_NAND_TMIO)		+= tmio_nand.o
+obj-$(CONFIG_MTD_NAND_PLATFORM)		+= plat_nand.o
+obj-$(CONFIG_MTD_NAND_PASEMI)		+= pasemi_nand.o
+obj-$(CONFIG_MTD_NAND_ORION)		+= orion_nand.o
+obj-$(CONFIG_MTD_NAND_OXNAS)		+= oxnas_nand.o
+obj-$(CONFIG_MTD_NAND_FSL_ELBC)		+= fsl_elbc_nand.o
+obj-$(CONFIG_MTD_NAND_FSL_IFC)		+= fsl_ifc_nand.o
+obj-$(CONFIG_MTD_NAND_FSL_UPM)		+= fsl_upm.o
+obj-$(CONFIG_MTD_NAND_SLC_LPC32XX)      += lpc32xx_slc.o
+obj-$(CONFIG_MTD_NAND_MLC_LPC32XX)      += lpc32xx_mlc.o
+obj-$(CONFIG_MTD_NAND_SH_FLCTL)		+= sh_flctl.o
+obj-$(CONFIG_MTD_NAND_MXC)		+= mxc_nand.o
+obj-$(CONFIG_MTD_NAND_SOCRATES)		+= socrates_nand.o
+obj-$(CONFIG_MTD_NAND_TXX9NDFMC)	+= txx9ndfmc.o
+obj-$(CONFIG_MTD_NAND_NUC900)		+= nuc900_nand.o
+obj-$(CONFIG_MTD_NAND_MPC5121_NFC)	+= mpc5121_nfc.o
+obj-$(CONFIG_MTD_NAND_VF610_NFC)	+= vf610_nfc.o
+obj-$(CONFIG_MTD_NAND_RICOH)		+= r852.o
+obj-$(CONFIG_MTD_NAND_JZ4740)		+= jz4740_nand.o
+obj-$(CONFIG_MTD_NAND_JZ4780)		+= jz4780_nand.o jz4780_bch.o
+obj-$(CONFIG_MTD_NAND_GPMI_NAND)	+= gpmi-nand/
+obj-$(CONFIG_MTD_NAND_XWAY)		+= xway_nand.o
+obj-$(CONFIG_MTD_NAND_BCM47XXNFLASH)	+= bcm47xxnflash/
+obj-$(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
+
+nand-objs := nand_base.o nand_bbt.o nand_timings.o nand_ids.o
+nand-objs += nand_amd.o
+nand-objs += nand_hynix.o
+nand-objs += nand_macronix.o
+nand-objs += nand_micron.o
+nand-objs += nand_samsung.o
+nand-objs += nand_toshiba.o

drivers/mtd/sm_ftl.c

@@ -17,7 +17,7 @@
 #include <linux/bitops.h>
 #include <linux/slab.h>
 #include <linux/mtd/nand_ecc.h>
-#include "nand/sm_common.h"
+#include "nand/raw/sm_common.h"
 #include "sm_ftl.h"