arch/arm/include/asm/nwflash.h - linux - Git at Google

 #ifndef _FLASH_H
 #define _FLASH_H

 #define FLASH_MINOR		 160	/* MAJOR is 10 - miscdevice */
 #define CMD_WRITE_DISABLE	 0
 #define CMD_WRITE_ENABLE	 0x28
 #define CMD_WRITE_BASE64K_ENABLE 0x47

 #endif /* _FLASH_H */
	#ifndef _FLASH_H
	#define _FLASH_H

	#define FLASH_MINOR 160 /* MAJOR is 10 - miscdevice */
	#define CMD_WRITE_DISABLE 0
	#define CMD_WRITE_ENABLE 0x28
	#define CMD_WRITE_BASE64K_ENABLE 0x47

	#endif /* _FLASH_H */