swh:1:snp:c3bf2749e3476071fa748f67b0ffa2fdc5fe49d9
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Tip revision: 92d21ac74a9e3c09b0b01c764e530657e4c85c49 authored by Linus Torvalds on 11 July 2016, 03:24:59 UTC
Linux 4.7-rc7
Tip revision: 92d21ac
eeprom_93xx46.h
/*
 * Module: eeprom_93xx46
 * platform description for 93xx46 EEPROMs.
 */

struct gpio_desc;

struct eeprom_93xx46_platform_data {
	unsigned char	flags;
#define EE_ADDR8	0x01		/*  8 bit addr. cfg */
#define EE_ADDR16	0x02		/* 16 bit addr. cfg */
#define EE_READONLY	0x08		/* forbid writing */

	unsigned int	quirks;
/* Single word read transfers only; no sequential read. */
#define EEPROM_93XX46_QUIRK_SINGLE_WORD_READ		(1 << 0)
/* Instructions such as EWEN are (addrlen + 2) in length. */
#define EEPROM_93XX46_QUIRK_INSTRUCTION_LENGTH		(1 << 1)

	/*
	 * optional hooks to control additional logic
	 * before and after spi transfer.
	 */
	void (*prepare)(void *);
	void (*finish)(void *);
	struct gpio_desc *select;
};
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