[deliverable/linux.git] / include / linux / spi / eeprom.h

#ifndef __LINUX_SPI_EEPROM_H
#define __LINUX_SPI_EEPROM_H

/*
 * Put one of these structures in platform_data for SPI EEPROMS handled
 * by the "at25" driver.  On SPI, most EEPROMS understand the same core
 * command set.  If you need to support EEPROMs that don't yet fit, add
 * flags to support those protocol options.  These values all come from
 * the chip datasheets.
 */
struct spi_eeprom {
	u32		byte_len;
	char		name[10];
	u16		page_size;		/* for writes */
	u16		flags;
#define	EE_ADDR1	0x0001			/*  8 bit addrs */
#define	EE_ADDR2	0x0002			/* 16 bit addrs */
#define	EE_ADDR3	0x0004			/* 24 bit addrs */
#define	EE_READONLY	0x0008			/* disallow writes */
};

#endif /* __LINUX_SPI_EEPROM_H */
Commit	Line	Data
b587b13a DB	1	#ifndef __LINUX_SPI_EEPROM_H
	2	#define __LINUX_SPI_EEPROM_H
	3
	4	/*
	5	* Put one of these structures in platform_data for SPI EEPROMS handled
	6	* by the "at25" driver. On SPI, most EEPROMS understand the same core
	7	* command set. If you need to support EEPROMs that don't yet fit, add
	8	* flags to support those protocol options. These values all come from
	9	* the chip datasheets.
	10	*/
	11	struct spi_eeprom {
	12	u32 byte_len;
	13	char name[10];
	14	u16 page_size; /* for writes */
	15	u16 flags;
	16	#define EE_ADDR1 0x0001 /* 8 bit addrs */
	17	#define EE_ADDR2 0x0002 /* 16 bit addrs */
	18	#define EE_ADDR3 0x0004 /* 24 bit addrs */
	19	#define EE_READONLY 0x0008 /* disallow writes */
	20	};
	21
	22	#endif /* __LINUX_SPI_EEPROM_H */