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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 */