led.h

来自「基于ppc405eP平台的键盘驱动代码」· C头文件 代码 · 共 17 行

#ifndef LED_H
#define LED_H

#define  LED_MAJOR  245
/*******************
LED and Digit LED share the same CS, CS4.
arrange CS4 address is 
To select LED,the address line A8/A9/A10/A11 must be 0010
********************/
#define  LED_PHY_ADDR 0x0
#define  LED_MAP_SIZE 0x100000 
/** ************************************************************************* ** 
 ** function prototypes
 ** ************************************************************************* **/

#endif /* LED_H */