diff --git a/flash.h b/flash.h
index 7161a4e..06156dc 100644
--- a/flash.h
+++ b/flash.h
@@ -51,12 +51,6 @@
 
 #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
 
-/* for pairing opcodes with their required preop */
-struct preop_opcode_pair {
-	uint8_t preop;
-	uint8_t opcode;
-};
-
 struct flashchip {
 	const char *vendor;
 	const char *name;
@@ -82,8 +76,6 @@
 	int (*write) (struct flashchip *flash, uint8_t *buf);
 	int (*read) (struct flashchip *flash, uint8_t *buf);
 
-	struct preop_opcode_pair *preop_opcode_pairs;
-
 	/* Some flash devices have an additional register space. */
 	volatile uint8_t *virtual_memory;
 	volatile uint8_t *virtual_registers;
@@ -537,6 +529,7 @@
 int write_en29f002a(struct flashchip *flash, uint8_t *buf);
 
 /* ichspi.c */
+int ich_init_opcodes();
 int ich_spi_command(unsigned int writecnt, unsigned int readcnt,
 		    const unsigned char *writearr, unsigned char *readarr);
 int ich_spi_read(struct flashchip *flash, uint8_t * buf);