Samsung S3C2440 processor interrupt alias

#define BIT_EINT0  (0x1)
#define BIT_EINT1  (0x1<<1)
#define BIT_EINT2  (0x1<<2)
#define BIT_EINT3  (0x1<<3)
#define BIT_EINT4_7  (0x1<<4)
#define BIT_EINT8_23 (0x1<<5)
#define BIT_CAM   (0x1<<6)  // Added for 2440.
#define BIT_BAT_FLT  (0x1<<7)
#define BIT_TICK  (0x1<<8)
#define BIT_WDT_AC97 (0x1<<9) // Changed from BIT_WDT to BIT_WDT_AC97 for 2440A  
#define BIT_TIMER0  (0x1<<10)
#define BIT_TIMER1  (0x1<<11)
#define BIT_TIMER2  (0x1<<12)
#define BIT_TIMER3  (0x1<<13)
#define BIT_TIMER4  (0x1<<14)
#define BIT_UART2  (0x1<<15)
#define BIT_LCD   (0x1<<16)
#define BIT_DMA0  (0x1<<17)
#define BIT_DMA1  (0x1<<18)
#define BIT_DMA2  (0x1<<19)
#define BIT_DMA3  (0x1<<20)
#define BIT_SDI   (0x1<<21)
#define BIT_SPI0  (0x1<<22)
#define BIT_UART1  (0x1<<23)
#define BIT_NFCON  (0x1<<24)  // Added for 2440.
#define BIT_USBD  (0x1<<25)
#define BIT_USBH  (0x1<<26)
#define BIT_IIC   (0x1<<27)
#define BIT_UART0  (0x1<<28)
#define BIT_SPI1  (0x1<<29)
#define BIT_RTC   (0x1<<30)
#define BIT_ADC   (0x1<<31)
#define BIT_ALLMSK  (0xffffffff)
#define BIT_SUB_ALLMSK (0x7fff)   //Changed from 0x7ff to 0x7fff for 2440A 
#define BIT_SUB_AC97 (0x1<<14)  //Added for 2440A 
#define BIT_SUB_WDT (0x1<<13)  //Added for 2440A 
#define BIT_SUB_CAM_P (0x1<<12)  // edited for 2440A.
#define BIT_SUB_CAM_C   (0x1<<11)       // edited for 2440A
#define BIT_SUB_ADC  (0x1<<10)
#define BIT_SUB_TC  (0x1<<9)
#define BIT_SUB_ERR2 (0x1<<8)
#define BIT_SUB_TXD2 (0x1<<7)
#define BIT_SUB_RXD2 (0x1<<6)
#define BIT_SUB_ERR1 (0x1<<5)
#define BIT_SUB_TXD1 (0x1<<4)
#define BIT_SUB_RXD1 (0x1<<3)
#define BIT_SUB_ERR0 (0x1<<2)
#define BIT_SUB_TXD0 (0x1<<1)
#define BIT_SUB_RXD0 (0x1<<0)