diff options
Diffstat (limited to 'include/linux/mtd/rawnand.h')
| -rw-r--r-- | include/linux/mtd/rawnand.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h index 9f5dc81aca..bd373b9617 100644 --- a/include/linux/mtd/rawnand.h +++ b/include/linux/mtd/rawnand.h @@ -15,6 +15,7 @@ #include <config.h> +#include <dm/device.h> #include <linux/compat.h> #include <linux/mtd/mtd.h> #include <linux/mtd/flashchip.h> @@ -498,6 +499,13 @@ struct nand_hw_control { struct nand_chip *active; }; +static inline void nand_hw_control_init(struct nand_hw_control *nfc) +{ + nfc->active = NULL; + spin_lock_init(&nfc->lock); + init_waitqueue_head(&nfc->wq); +} + /** * struct nand_ecc_step_info - ECC step information of ECC engine * @stepsize: data bytes per ECC step @@ -961,6 +969,17 @@ struct nand_chip { void *priv; }; +static inline void nand_set_flash_node(struct nand_chip *chip, + ofnode node) +{ + chip->flash_node = ofnode_to_offset(node); +} + +static inline ofnode nand_get_flash_node(struct nand_chip *chip) +{ + return offset_to_ofnode(chip->flash_node); +} + static inline struct nand_chip *mtd_to_nand(struct mtd_info *mtd) { return container_of(mtd, struct nand_chip, mtd); @@ -1280,4 +1299,34 @@ int nand_maximize_ecc(struct nand_chip *chip, /* Reset and initialize a NAND device */ int nand_reset(struct nand_chip *chip, int chipnr); + +/* NAND operation helpers */ +int nand_reset_op(struct nand_chip *chip); +int nand_readid_op(struct nand_chip *chip, u8 addr, void *buf, + unsigned int len); +int nand_status_op(struct nand_chip *chip, u8 *status); +int nand_exit_status_op(struct nand_chip *chip); +int nand_erase_op(struct nand_chip *chip, unsigned int eraseblock); +int nand_read_page_op(struct nand_chip *chip, unsigned int page, + unsigned int offset_in_page, void *buf, unsigned int len); +int nand_change_read_column_op(struct nand_chip *chip, + unsigned int offset_in_page, void *buf, + unsigned int len, bool force_8bit); +int nand_read_oob_op(struct nand_chip *chip, unsigned int page, + unsigned int offset_in_page, void *buf, unsigned int len); +int nand_prog_page_begin_op(struct nand_chip *chip, unsigned int page, + unsigned int offset_in_page, const void *buf, + unsigned int len); +int nand_prog_page_end_op(struct nand_chip *chip); +int nand_prog_page_op(struct nand_chip *chip, unsigned int page, + unsigned int offset_in_page, const void *buf, + unsigned int len); +int nand_change_write_column_op(struct nand_chip *chip, + unsigned int offset_in_page, const void *buf, + unsigned int len, bool force_8bit); +int nand_read_data_op(struct nand_chip *chip, void *buf, unsigned int len, + bool force_8bit); +int nand_write_data_op(struct nand_chip *chip, const void *buf, + unsigned int len, bool force_8bit); + #endif /* __LINUX_MTD_RAWNAND_H */ |