2 * Module: eeprom_93xx46
3 * platform description for 93xx46 EEPROMs.
8 struct eeprom_93xx46_platform_data {
10 #define EE_ADDR8 0x01 /* 8 bit addr. cfg */
11 #define EE_ADDR16 0x02 /* 16 bit addr. cfg */
12 #define EE_READONLY 0x08 /* forbid writing */
15 /* Single word read transfers only; no sequential read. */
16 #define EEPROM_93XX46_QUIRK_SINGLE_WORD_READ (1 << 0)
17 /* Instructions such as EWEN are (addrlen + 2) in length. */
18 #define EEPROM_93XX46_QUIRK_INSTRUCTION_LENGTH (1 << 1)
21 * optional hooks to control additional logic
22 * before and after spi transfer.
24 void (*prepare)(void *);
25 void (*finish)(void *);
26 struct gpio_desc *select;