Message ID | 20231228153922.84323-2-avromanov@salutedevices.com |
---|---|
State | Superseded |
Delegated to: | Dario Binacchi |
Headers | show |
Series | Support SPI NAND in fastboot protocol | expand |
On 12/28/23 10:39, Alexey Romanov wrote: > nand_register() and nand_init() is generic API for both > RAW and SPI NAND's. We have to move this functions > from drivers/mtd/nand/raw/nand.c to drivers/mtd/nand/core.c. > > Functions designed to work with RAW NAND should remain > in drivers/mtd/nand/raw/nand.c. > > Signed-off-by: Alexey Romanov <avromanov@salutedevices.com> > --- > drivers/mtd/Kconfig | 2 +- > drivers/mtd/nand/Kconfig | 10 +++ > drivers/mtd/nand/core.c | 136 +++++++++++++++++++++++++++++++++++ > drivers/mtd/nand/raw/Kconfig | 10 --- > drivers/mtd/nand/raw/nand.c | 134 ---------------------------------- > include/nand.h | 2 + > 6 files changed, 149 insertions(+), 145 deletions(-) > > diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig > index c56840c849..1902351719 100644 > --- a/drivers/mtd/Kconfig > +++ b/drivers/mtd/Kconfig > @@ -260,7 +260,7 @@ config SYS_NAND_MAX_ECCPOS > > config SYS_NAND_MAX_CHIPS > int "NAND max chips" > - depends on MTD_RAW_NAND || CMD_ONENAND || TARGET_S5PC210_UNIVERSAL || \ > + depends on MTD_RAW_NAND || MTD_SPI_NAND || CMD_ONENAND || TARGET_S5PC210_UNIVERSAL || \ > SPL_OMAP3_ID_NAND > default 1 > help > diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig > index 78ae04bdcb..9a1d4ac0dc 100644 > --- a/drivers/mtd/nand/Kconfig > +++ b/drivers/mtd/nand/Kconfig > @@ -1,6 +1,16 @@ > config MTD_NAND_CORE > tristate > > +config SYS_MAX_NAND_DEVICE > + int "Maximum number of NAND devices to support" > + default 1 > + > +config SYS_NAND_SELF_INIT > + bool > + help > + This option, if enabled, provides more flexible and linux-like > + NAND initialization process. > + > source "drivers/mtd/nand/raw/Kconfig" > > source "drivers/mtd/nand/spi/Kconfig" > diff --git a/drivers/mtd/nand/core.c b/drivers/mtd/nand/core.c > index 4b9dd6a926..ff298e3a0f 100644 > --- a/drivers/mtd/nand/core.c > +++ b/drivers/mtd/nand/core.c > @@ -10,6 +10,7 @@ > #define pr_fmt(fmt) "nand: " fmt > > #include <common.h> > +#include <nand.h> > #include <watchdog.h> > #ifndef __UBOOT__ > #include <linux/compat.h> > @@ -18,6 +19,12 @@ > #include <linux/bitops.h> > #include <linux/mtd/nand.h> > > +int nand_curr_device = -1; > + > +static struct mtd_info *nand_info[CONFIG_SYS_MAX_NAND_DEVICE]; > +static char dev_name[CONFIG_SYS_MAX_NAND_DEVICE][8]; > +static unsigned long total_nand_size; /* in kiB */ > + > /** > * nanddev_isbad() - Check if a block is bad > * @nand: NAND device > @@ -250,6 +257,135 @@ void nanddev_cleanup(struct nand_device *nand) > } > EXPORT_SYMBOL_GPL(nanddev_cleanup); > > +struct mtd_info *get_nand_dev_by_index(int dev) > +{ > + if (dev < 0 || dev >= CONFIG_SYS_MAX_NAND_DEVICE || !nand_info[dev] || > + !nand_info[dev]->name) > + return NULL; > + > + return nand_info[dev]; > +} > +EXPORT_SYMBOL_GPL(get_nand_dev_by_index); > + > +int nand_mtd_to_devnum(struct mtd_info *mtd) > +{ > + int i; > + > + for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) { > + if (mtd && get_nand_dev_by_index(i) == mtd) > + return i; > + } > + > + return -ENODEV; > +} > +EXPORT_SYMBOL_GPL(nand_mtd_to_devnum); > + > +/* Register an initialized NAND mtd device with the U-Boot NAND command. */ > +int nand_register(int devnum, struct mtd_info *mtd) > +{ > + if (devnum >= CONFIG_SYS_MAX_NAND_DEVICE) > + return -EINVAL; > + > + nand_info[devnum] = mtd; > + > + sprintf(dev_name[devnum], "nand%d", devnum); > + mtd->name = dev_name[devnum]; > + > +#ifdef CONFIG_MTD > + /* > + * Add MTD device so that we can reference it later > + * via the mtdcore infrastructure (e.g. ubi). > + */ > + add_mtd_device(mtd); > +#endif > + > + total_nand_size += mtd->size / 1024; > + > + if (nand_curr_device == -1) > + nand_curr_device = devnum; > + > + return 0; > +} > +EXPORT_SYMBOL_GPL(nand_register); > + > +#ifdef CONFIG_MTD_CONCAT > +static void create_mtd_concat(void) > +{ > + struct mtd_info *nand_info_list[CONFIG_SYS_MAX_NAND_DEVICE]; > + int nand_devices_found = 0; > + int i; > + > + for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) { > + struct mtd_info *mtd = get_nand_dev_by_index(i); > + if (mtd != NULL) { > + nand_info_list[nand_devices_found] = mtd; > + nand_devices_found++; > + } > + } > + if (nand_devices_found > 1) { > + struct mtd_info *mtd; > + char c_mtd_name[16]; > + > + /* > + * We detected multiple devices. Concatenate them together. > + */ > + sprintf(c_mtd_name, "nand%d", nand_devices_found); > + mtd = mtd_concat_create(nand_info_list, nand_devices_found, > + c_mtd_name); > + > + if (mtd == NULL) > + return; > + > + nand_register(nand_devices_found, mtd); > + } > + > + return; > +} > +#else > +static void create_mtd_concat(void) > +{ > +} > +#endif > + > +unsigned long nand_size(void) > +{ > + return total_nand_size; > +} > +EXPORT_SYMBOL_GPL(nand_size); > + > +void nand_init(void) > +{ > + static int initialized; > + > + /* > + * Avoid initializing NAND Flash multiple times, > + * otherwise it will calculate a wrong total size. > + */ > + if (initialized) > + return; > + initialized = 1; > + > +#if CONFIG_IS_ENABLED(SYS_NAND_SELF_INIT) > + board_nand_init(); > +#else > + int i; > + > + for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) > + nand_init_chip(i); > +#endif > + > +#ifdef CONFIG_SYS_NAND_SELECT_DEVICE > + /* > + * Select the chip in the board/cpu specific driver > + */ > + board_nand_select_device(mtd_to_nand(get_nand_dev_by_index(nand_curr_device)), > + nand_curr_device); > +#endif > + > + create_mtd_concat(); > +} > +EXPORT_SYMBOL_GPL(nand_init); > + > MODULE_DESCRIPTION("Generic NAND framework"); > MODULE_AUTHOR("Boris Brezillon <boris.brezillon@free-electrons.com>"); > MODULE_LICENSE("GPL v2"); > diff --git a/drivers/mtd/nand/raw/Kconfig b/drivers/mtd/nand/raw/Kconfig > index f0100a601d..31949f1dff 100644 > --- a/drivers/mtd/nand/raw/Kconfig > +++ b/drivers/mtd/nand/raw/Kconfig > @@ -3,12 +3,6 @@ menuconfig MTD_RAW_NAND > bool "Raw NAND Device Support" > if MTD_RAW_NAND > > -config SYS_NAND_SELF_INIT > - bool > - help > - This option, if enabled, provides more flexible and linux-like > - NAND initialization process. > - > config SPL_SYS_NAND_SELF_INIT > bool > depends on !SPL_NAND_SIMPLE > @@ -29,10 +23,6 @@ config TPL_NAND_INIT > config SPL_NAND_INIT > bool > > -config SYS_MAX_NAND_DEVICE > - int "Maximum number of NAND devices to support" > - default 1 > - > config SYS_NAND_DRIVER_ECC_LAYOUT > bool "Omit standard ECC layouts to save space" > help > diff --git a/drivers/mtd/nand/raw/nand.c b/drivers/mtd/nand/raw/nand.c > index eacd99c4e2..edca824d77 100644 > --- a/drivers/mtd/nand/raw/nand.c > +++ b/drivers/mtd/nand/raw/nand.c > @@ -15,68 +15,10 @@ > #define CFG_SYS_NAND_BASE_LIST { CFG_SYS_NAND_BASE } > #endif > > -int nand_curr_device = -1; > - > -static struct mtd_info *nand_info[CONFIG_SYS_MAX_NAND_DEVICE]; > - > #if !CONFIG_IS_ENABLED(SYS_NAND_SELF_INIT) > static struct nand_chip nand_chip[CONFIG_SYS_MAX_NAND_DEVICE]; > static ulong base_address[CONFIG_SYS_MAX_NAND_DEVICE] = CFG_SYS_NAND_BASE_LIST; > -#endif > - > -static char dev_name[CONFIG_SYS_MAX_NAND_DEVICE][8]; > - > -static unsigned long total_nand_size; /* in kiB */ > - > -struct mtd_info *get_nand_dev_by_index(int dev) > -{ > - if (dev < 0 || dev >= CONFIG_SYS_MAX_NAND_DEVICE || !nand_info[dev] || > - !nand_info[dev]->name) > - return NULL; > > - return nand_info[dev]; > -} > - > -int nand_mtd_to_devnum(struct mtd_info *mtd) > -{ > - int i; > - > - for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) { > - if (mtd && get_nand_dev_by_index(i) == mtd) > - return i; > - } > - > - return -ENODEV; > -} > - > -/* Register an initialized NAND mtd device with the U-Boot NAND command. */ > -int nand_register(int devnum, struct mtd_info *mtd) > -{ > - if (devnum >= CONFIG_SYS_MAX_NAND_DEVICE) > - return -EINVAL; > - > - nand_info[devnum] = mtd; > - > - sprintf(dev_name[devnum], "nand%d", devnum); > - mtd->name = dev_name[devnum]; > - > -#ifdef CONFIG_MTD > - /* > - * Add MTD device so that we can reference it later > - * via the mtdcore infrastructure (e.g. ubi). > - */ > - add_mtd_device(mtd); > -#endif > - > - total_nand_size += mtd->size / 1024; > - > - if (nand_curr_device == -1) > - nand_curr_device = devnum; > - > - return 0; > -} > - > -#if !CONFIG_IS_ENABLED(SYS_NAND_SELF_INIT) Please rebase on u-boot/next and also move nand_unregister. --Sean > static void nand_init_chip(int i) > { > struct nand_chip *nand = &nand_chip[i]; > @@ -98,79 +40,3 @@ static void nand_init_chip(int i) > nand_register(i, mtd); > } > #endif > - > -#ifdef CONFIG_MTD_CONCAT > -static void create_mtd_concat(void) > -{ > - struct mtd_info *nand_info_list[CONFIG_SYS_MAX_NAND_DEVICE]; > - int nand_devices_found = 0; > - int i; > - > - for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) { > - struct mtd_info *mtd = get_nand_dev_by_index(i); > - if (mtd != NULL) { > - nand_info_list[nand_devices_found] = mtd; > - nand_devices_found++; > - } > - } > - if (nand_devices_found > 1) { > - struct mtd_info *mtd; > - char c_mtd_name[16]; > - > - /* > - * We detected multiple devices. Concatenate them together. > - */ > - sprintf(c_mtd_name, "nand%d", nand_devices_found); > - mtd = mtd_concat_create(nand_info_list, nand_devices_found, > - c_mtd_name); > - > - if (mtd == NULL) > - return; > - > - nand_register(nand_devices_found, mtd); > - } > - > - return; > -} > -#else > -static void create_mtd_concat(void) > -{ > -} > -#endif > - > -unsigned long nand_size(void) > -{ > - return total_nand_size; > -} > - > -void nand_init(void) > -{ > - static int initialized; > - > - /* > - * Avoid initializing NAND Flash multiple times, > - * otherwise it will calculate a wrong total size. > - */ > - if (initialized) > - return; > - initialized = 1; > - > -#if CONFIG_IS_ENABLED(SYS_NAND_SELF_INIT) > - board_nand_init(); > -#else > - int i; > - > - for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) > - nand_init_chip(i); > -#endif > - > -#ifdef CONFIG_SYS_NAND_SELECT_DEVICE > - /* > - * Select the chip in the board/cpu specific driver > - */ > - board_nand_select_device(mtd_to_nand(get_nand_dev_by_index(nand_curr_device)), > - nand_curr_device); > -#endif > - > - create_mtd_concat(); > -} > diff --git a/include/nand.h b/include/nand.h > index 70c1286ccb..16cfc2a24a 100644 > --- a/include/nand.h > +++ b/include/nand.h > @@ -25,6 +25,8 @@ int nand_register(int devnum, struct mtd_info *mtd); > struct nand_chip; > > extern int board_nand_init(struct nand_chip *nand); > + > +void nand_init_chip(int index); > #endif > > extern int nand_curr_device;
diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig index c56840c849..1902351719 100644 --- a/drivers/mtd/Kconfig +++ b/drivers/mtd/Kconfig @@ -260,7 +260,7 @@ config SYS_NAND_MAX_ECCPOS config SYS_NAND_MAX_CHIPS int "NAND max chips" - depends on MTD_RAW_NAND || CMD_ONENAND || TARGET_S5PC210_UNIVERSAL || \ + depends on MTD_RAW_NAND || MTD_SPI_NAND || CMD_ONENAND || TARGET_S5PC210_UNIVERSAL || \ SPL_OMAP3_ID_NAND default 1 help diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index 78ae04bdcb..9a1d4ac0dc 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -1,6 +1,16 @@ config MTD_NAND_CORE tristate +config SYS_MAX_NAND_DEVICE + int "Maximum number of NAND devices to support" + default 1 + +config SYS_NAND_SELF_INIT + bool + help + This option, if enabled, provides more flexible and linux-like + NAND initialization process. + source "drivers/mtd/nand/raw/Kconfig" source "drivers/mtd/nand/spi/Kconfig" diff --git a/drivers/mtd/nand/core.c b/drivers/mtd/nand/core.c index 4b9dd6a926..ff298e3a0f 100644 --- a/drivers/mtd/nand/core.c +++ b/drivers/mtd/nand/core.c @@ -10,6 +10,7 @@ #define pr_fmt(fmt) "nand: " fmt #include <common.h> +#include <nand.h> #include <watchdog.h> #ifndef __UBOOT__ #include <linux/compat.h> @@ -18,6 +19,12 @@ #include <linux/bitops.h> #include <linux/mtd/nand.h> +int nand_curr_device = -1; + +static struct mtd_info *nand_info[CONFIG_SYS_MAX_NAND_DEVICE]; +static char dev_name[CONFIG_SYS_MAX_NAND_DEVICE][8]; +static unsigned long total_nand_size; /* in kiB */ + /** * nanddev_isbad() - Check if a block is bad * @nand: NAND device @@ -250,6 +257,135 @@ void nanddev_cleanup(struct nand_device *nand) } EXPORT_SYMBOL_GPL(nanddev_cleanup); +struct mtd_info *get_nand_dev_by_index(int dev) +{ + if (dev < 0 || dev >= CONFIG_SYS_MAX_NAND_DEVICE || !nand_info[dev] || + !nand_info[dev]->name) + return NULL; + + return nand_info[dev]; +} +EXPORT_SYMBOL_GPL(get_nand_dev_by_index); + +int nand_mtd_to_devnum(struct mtd_info *mtd) +{ + int i; + + for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) { + if (mtd && get_nand_dev_by_index(i) == mtd) + return i; + } + + return -ENODEV; +} +EXPORT_SYMBOL_GPL(nand_mtd_to_devnum); + +/* Register an initialized NAND mtd device with the U-Boot NAND command. */ +int nand_register(int devnum, struct mtd_info *mtd) +{ + if (devnum >= CONFIG_SYS_MAX_NAND_DEVICE) + return -EINVAL; + + nand_info[devnum] = mtd; + + sprintf(dev_name[devnum], "nand%d", devnum); + mtd->name = dev_name[devnum]; + +#ifdef CONFIG_MTD + /* + * Add MTD device so that we can reference it later + * via the mtdcore infrastructure (e.g. ubi). + */ + add_mtd_device(mtd); +#endif + + total_nand_size += mtd->size / 1024; + + if (nand_curr_device == -1) + nand_curr_device = devnum; + + return 0; +} +EXPORT_SYMBOL_GPL(nand_register); + +#ifdef CONFIG_MTD_CONCAT +static void create_mtd_concat(void) +{ + struct mtd_info *nand_info_list[CONFIG_SYS_MAX_NAND_DEVICE]; + int nand_devices_found = 0; + int i; + + for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) { + struct mtd_info *mtd = get_nand_dev_by_index(i); + if (mtd != NULL) { + nand_info_list[nand_devices_found] = mtd; + nand_devices_found++; + } + } + if (nand_devices_found > 1) { + struct mtd_info *mtd; + char c_mtd_name[16]; + + /* + * We detected multiple devices. Concatenate them together. + */ + sprintf(c_mtd_name, "nand%d", nand_devices_found); + mtd = mtd_concat_create(nand_info_list, nand_devices_found, + c_mtd_name); + + if (mtd == NULL) + return; + + nand_register(nand_devices_found, mtd); + } + + return; +} +#else +static void create_mtd_concat(void) +{ +} +#endif + +unsigned long nand_size(void) +{ + return total_nand_size; +} +EXPORT_SYMBOL_GPL(nand_size); + +void nand_init(void) +{ + static int initialized; + + /* + * Avoid initializing NAND Flash multiple times, + * otherwise it will calculate a wrong total size. + */ + if (initialized) + return; + initialized = 1; + +#if CONFIG_IS_ENABLED(SYS_NAND_SELF_INIT) + board_nand_init(); +#else + int i; + + for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) + nand_init_chip(i); +#endif + +#ifdef CONFIG_SYS_NAND_SELECT_DEVICE + /* + * Select the chip in the board/cpu specific driver + */ + board_nand_select_device(mtd_to_nand(get_nand_dev_by_index(nand_curr_device)), + nand_curr_device); +#endif + + create_mtd_concat(); +} +EXPORT_SYMBOL_GPL(nand_init); + MODULE_DESCRIPTION("Generic NAND framework"); MODULE_AUTHOR("Boris Brezillon <boris.brezillon@free-electrons.com>"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/mtd/nand/raw/Kconfig b/drivers/mtd/nand/raw/Kconfig index f0100a601d..31949f1dff 100644 --- a/drivers/mtd/nand/raw/Kconfig +++ b/drivers/mtd/nand/raw/Kconfig @@ -3,12 +3,6 @@ menuconfig MTD_RAW_NAND bool "Raw NAND Device Support" if MTD_RAW_NAND -config SYS_NAND_SELF_INIT - bool - help - This option, if enabled, provides more flexible and linux-like - NAND initialization process. - config SPL_SYS_NAND_SELF_INIT bool depends on !SPL_NAND_SIMPLE @@ -29,10 +23,6 @@ config TPL_NAND_INIT config SPL_NAND_INIT bool -config SYS_MAX_NAND_DEVICE - int "Maximum number of NAND devices to support" - default 1 - config SYS_NAND_DRIVER_ECC_LAYOUT bool "Omit standard ECC layouts to save space" help diff --git a/drivers/mtd/nand/raw/nand.c b/drivers/mtd/nand/raw/nand.c index eacd99c4e2..edca824d77 100644 --- a/drivers/mtd/nand/raw/nand.c +++ b/drivers/mtd/nand/raw/nand.c @@ -15,68 +15,10 @@ #define CFG_SYS_NAND_BASE_LIST { CFG_SYS_NAND_BASE } #endif -int nand_curr_device = -1; - -static struct mtd_info *nand_info[CONFIG_SYS_MAX_NAND_DEVICE]; - #if !CONFIG_IS_ENABLED(SYS_NAND_SELF_INIT) static struct nand_chip nand_chip[CONFIG_SYS_MAX_NAND_DEVICE]; static ulong base_address[CONFIG_SYS_MAX_NAND_DEVICE] = CFG_SYS_NAND_BASE_LIST; -#endif - -static char dev_name[CONFIG_SYS_MAX_NAND_DEVICE][8]; - -static unsigned long total_nand_size; /* in kiB */ - -struct mtd_info *get_nand_dev_by_index(int dev) -{ - if (dev < 0 || dev >= CONFIG_SYS_MAX_NAND_DEVICE || !nand_info[dev] || - !nand_info[dev]->name) - return NULL; - return nand_info[dev]; -} - -int nand_mtd_to_devnum(struct mtd_info *mtd) -{ - int i; - - for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) { - if (mtd && get_nand_dev_by_index(i) == mtd) - return i; - } - - return -ENODEV; -} - -/* Register an initialized NAND mtd device with the U-Boot NAND command. */ -int nand_register(int devnum, struct mtd_info *mtd) -{ - if (devnum >= CONFIG_SYS_MAX_NAND_DEVICE) - return -EINVAL; - - nand_info[devnum] = mtd; - - sprintf(dev_name[devnum], "nand%d", devnum); - mtd->name = dev_name[devnum]; - -#ifdef CONFIG_MTD - /* - * Add MTD device so that we can reference it later - * via the mtdcore infrastructure (e.g. ubi). - */ - add_mtd_device(mtd); -#endif - - total_nand_size += mtd->size / 1024; - - if (nand_curr_device == -1) - nand_curr_device = devnum; - - return 0; -} - -#if !CONFIG_IS_ENABLED(SYS_NAND_SELF_INIT) static void nand_init_chip(int i) { struct nand_chip *nand = &nand_chip[i]; @@ -98,79 +40,3 @@ static void nand_init_chip(int i) nand_register(i, mtd); } #endif - -#ifdef CONFIG_MTD_CONCAT -static void create_mtd_concat(void) -{ - struct mtd_info *nand_info_list[CONFIG_SYS_MAX_NAND_DEVICE]; - int nand_devices_found = 0; - int i; - - for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) { - struct mtd_info *mtd = get_nand_dev_by_index(i); - if (mtd != NULL) { - nand_info_list[nand_devices_found] = mtd; - nand_devices_found++; - } - } - if (nand_devices_found > 1) { - struct mtd_info *mtd; - char c_mtd_name[16]; - - /* - * We detected multiple devices. Concatenate them together. - */ - sprintf(c_mtd_name, "nand%d", nand_devices_found); - mtd = mtd_concat_create(nand_info_list, nand_devices_found, - c_mtd_name); - - if (mtd == NULL) - return; - - nand_register(nand_devices_found, mtd); - } - - return; -} -#else -static void create_mtd_concat(void) -{ -} -#endif - -unsigned long nand_size(void) -{ - return total_nand_size; -} - -void nand_init(void) -{ - static int initialized; - - /* - * Avoid initializing NAND Flash multiple times, - * otherwise it will calculate a wrong total size. - */ - if (initialized) - return; - initialized = 1; - -#if CONFIG_IS_ENABLED(SYS_NAND_SELF_INIT) - board_nand_init(); -#else - int i; - - for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) - nand_init_chip(i); -#endif - -#ifdef CONFIG_SYS_NAND_SELECT_DEVICE - /* - * Select the chip in the board/cpu specific driver - */ - board_nand_select_device(mtd_to_nand(get_nand_dev_by_index(nand_curr_device)), - nand_curr_device); -#endif - - create_mtd_concat(); -} diff --git a/include/nand.h b/include/nand.h index 70c1286ccb..16cfc2a24a 100644 --- a/include/nand.h +++ b/include/nand.h @@ -25,6 +25,8 @@ int nand_register(int devnum, struct mtd_info *mtd); struct nand_chip; extern int board_nand_init(struct nand_chip *nand); + +void nand_init_chip(int index); #endif extern int nand_curr_device;
nand_register() and nand_init() is generic API for both RAW and SPI NAND's. We have to move this functions from drivers/mtd/nand/raw/nand.c to drivers/mtd/nand/core.c. Functions designed to work with RAW NAND should remain in drivers/mtd/nand/raw/nand.c. Signed-off-by: Alexey Romanov <avromanov@salutedevices.com> --- drivers/mtd/Kconfig | 2 +- drivers/mtd/nand/Kconfig | 10 +++ drivers/mtd/nand/core.c | 136 +++++++++++++++++++++++++++++++++++ drivers/mtd/nand/raw/Kconfig | 10 --- drivers/mtd/nand/raw/nand.c | 134 ---------------------------------- include/nand.h | 2 + 6 files changed, 149 insertions(+), 145 deletions(-)