296  * struct spi_nor_controller_ops - SPI NOR controller driver specific
304  * @read:		read data from the SPI NOR.
305  * @write:		write data to the SPI NOR.
306  * @erase:		erase a sector of the SPI NOR at the offset @offs; if
307  *			not provided by the driver, SPI NOR will send the erase
311 	int (*prepare)(struct spi_nor *nor);
312 	void (*unprepare)(struct spi_nor *nor);
313 	int (*read_reg)(struct spi_nor *nor, u8 opcode, u8 *buf, size_t len);
314 	int (*write_reg)(struct spi_nor *nor, u8 opcode, const u8 *buf,
317 	ssize_t (*read)(struct spi_nor *nor, loff_t from, size_t len, u8 *buf);
318 	ssize_t (*write)(struct spi_nor *nor, loff_t to, size_t len,
320 	int (*erase)(struct spi_nor *nor, loff_t offs);
332  * struct spi_nor - Structure for defining the SPI NOR layer
335  * @dev:		pointer to an SPI device or an SPI NOR controller device
340  * @info:		SPI NOR part JEDEC MFR ID and other info
341  * @manufacturer:	SPI NOR manufacturer
342  * @page_size:		the page size of the SPI NOR
349  * @flags:		flag options for the current SPI NOR (SNOR_F_*)
353  * @controller_ops:	SPI NOR controller driver specific operations.
354  * @params:		[FLASH-SPECIFIC] SPI NOR flash parameters and settings.
395 static inline void spi_nor_set_flash_node(struct spi_nor *nor,  in spi_nor_set_flash_node()  argument
398 	mtd_set_of_node(&nor->mtd, np);  in spi_nor_set_flash_node()
401 static inline struct device_node *spi_nor_get_flash_node(struct spi_nor *nor)  in spi_nor_get_flash_node()  argument
403 	return mtd_get_of_node(&nor->mtd);  in spi_nor_get_flash_node()
407  * spi_nor_scan() - scan the SPI NOR
408  * @nor:	the spi_nor structure
412  * The drivers can use this fuction to scan the SPI NOR.
420 int spi_nor_scan(struct spi_nor *nor, const char *name,
424  * spi_nor_restore_addr_mode() - restore the status of SPI NOR
425  * @nor:	the spi_nor structure
427 void spi_nor_restore(struct spi_nor *nor);