usc.h

/* USC constants */
 
#ifndef _USC_H__
#define _USC_H__
 
 
#define USC_REG_BASE    (0x1D000000 | 0xA0000000)
 
/* Internal register addresses */
#define SYSTEM (USC_REG_BASE + 0x73)
 
#define INT_CFG0 (USC_REG_BASE + 0xE0)
#define INT_CFG1 (USC_REG_BASE + 0xE4)
#define INT_CFG2 (USC_REG_BASE + 0xE8)
#define INT_STAT (USC_REG_BASE + 0xEC)
 
#define WD_HBI (USC_REG_BASE + 0xF4)
 
#define INT_CFG3 (USC_REG_BASE + 0x158)
 
/* INT_CFGx register masks */
#define HBI_MASK    0x00200000  /* Heartbeat timer interrupt mask */
#define WDI_MASK    0x00400000  /* Watchdog timer interrupt mask */
#define MODE_TOTEM_POLE 0x20000000  /* Totem Pole Output Mode */
 
/* WD_HBI register bits */
#define WD_EN 0x00800000    /* Watchdog enable */
#define HBI_4000_PS 0x00200000  /* Heartbeat timer prescaler = 4000 */
#define WD_INIT 0x10    /* Watchdog reset pattern (written to byte 2 in WD_HBI register) */
 
 
#endif /* _USC_H__ */