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nand: Add common functions to linux/mtd/nand.h

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Functions often used in SPL are now part of linux/mtd/nand.h.
Static modifiers are removed from these functions in
drivers/mtd/nand/nand_base.c.

Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com>
Cc: scottwood@freescale.com
Cc: s-paulraj@ti.com
Cc: albert.u.boot@aribaud.net
Acked-by: Scott Wood <scottwood@freescale.com>
This commit is contained in:
Simon Schwarz 2011-10-31 06:34:44 +00:00 • committed by Albert ARIBAUD
parent 14c3261497
commit 82645f816f
3 changed files with 10 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

6
drivers/mtd/nand/nand_base.c
View file

@ -133,7 +133,7 @@ static void nand_release_device (struct mtd_info *mtd)
* *
* Default read function for 8bit buswith * Default read function for 8bit buswith
*/ */
static uint8_t nand_read_byte(struct mtd_info *mtd) uint8_t nand_read_byte(struct mtd_info *mtd)
{ {
struct nand_chip *chip = mtd->priv; struct nand_chip *chip = mtd->priv;
return readb(chip->IO_ADDR_R); return readb(chip->IO_ADDR_R);
@ -196,7 +196,7 @@ static void nand_select_chip(struct mtd_info *mtd, int chipnr)
* *
* Default write function for 8bit buswith * Default write function for 8bit buswith
*/ */
static void nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len) void nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len)
{ {
int i; int i;
struct nand_chip *chip = mtd->priv; struct nand_chip *chip = mtd->priv;
@ -249,7 +249,7 @@ static int nand_verify_buf(struct mtd_info *mtd, const uint8_t *buf, int len)
* *
* Default write function for 16bit buswith * Default write function for 16bit buswith
*/ */
static void nand_write_buf16(struct mtd_info *mtd, const uint8_t *buf, int len) void nand_write_buf16(struct mtd_info *mtd, const uint8_t *buf, int len)
{ {
int i; int i;
struct nand_chip *chip = mtd->priv; struct nand_chip *chip = mtd->priv;

7
include/linux/mtd/nand.h
View file

@ -623,4 +623,11 @@ struct platform_nand_chip *get_platform_nandchip(struct mtd_info *mtd)
return chip->priv; return chip->priv;
} }
/* Standard NAND functions from nand_base.c */
void nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len);
void nand_write_buf16(struct mtd_info *mtd, const uint8_t *buf, int len);
void nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len);
void nand_read_buf16(struct mtd_info *mtd, uint8_t *buf, int len);
uint8_t nand_read_byte(struct mtd_info *mtd);
#endif /* __LINUX_MTD_NAND_H */ #endif /* __LINUX_MTD_NAND_H */

3
include/nand.h
View file

@ -135,9 +135,6 @@ int nand_get_lock_status(nand_info_t *meminfo, loff_t offset);
int nand_spl_load_image(uint32_t offs, unsigned int size, void *dst); int nand_spl_load_image(uint32_t offs, unsigned int size, void *dst);
void nand_deselect(void); void nand_deselect(void);
void nand_read_buf16(struct mtd_info *mtd, uint8_t *buf, int len);
void nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len);
#ifdef CONFIG_SYS_NAND_SELECT_DEVICE #ifdef CONFIG_SYS_NAND_SELECT_DEVICE
void board_nand_select_device(struct nand_chip *nand, int chip); void board_nand_select_device(struct nand_chip *nand, int chip);
#endif #endif