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-rw-r--r--include/linux/eeprom_93xx46.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/eeprom_93xx46.h b/include/linux/eeprom_93xx46.h
index 06791811e49d..885f587a3555 100644
--- a/include/linux/eeprom_93xx46.h
+++ b/include/linux/eeprom_93xx46.h
@@ -3,16 +3,25 @@
3 * platform description for 93xx46 EEPROMs. 3 * platform description for 93xx46 EEPROMs.
4 */ 4 */
5 5
6struct gpio_desc;
7
6struct eeprom_93xx46_platform_data { 8struct eeprom_93xx46_platform_data {
7 unsigned char flags; 9 unsigned char flags;
8#define EE_ADDR8 0x01 /* 8 bit addr. cfg */ 10#define EE_ADDR8 0x01 /* 8 bit addr. cfg */
9#define EE_ADDR16 0x02 /* 16 bit addr. cfg */ 11#define EE_ADDR16 0x02 /* 16 bit addr. cfg */
10#define EE_READONLY 0x08 /* forbid writing */ 12#define EE_READONLY 0x08 /* forbid writing */
11 13
14 unsigned int quirks;
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)
19
12 /* 20 /*
13 * optional hooks to control additional logic 21 * optional hooks to control additional logic
14 * before and after spi transfer. 22 * before and after spi transfer.
15 */ 23 */
16 void (*prepare)(void *); 24 void (*prepare)(void *);
17 void (*finish)(void *); 25 void (*finish)(void *);
26 struct gpio_desc *select;
18}; 27};