arch/arm/plat-s3c64xx/include/plat/irqs.h

   1 /* linux/arch/arm/plat-s3c64xx/include/mach/irqs.h
   2  *
   3  * Copyright 2008 Openmoko, Inc.
   4  * Copyright 2008 Simtec Electronics
   5  *      Ben Dooks <ben@simtec.co.uk>
   6  *      http://armlinux.simtec.co.uk/
   7  *
   8  * S3C64XX - Common IRQ support
   9  */
  10
  11 #ifndef __ASM_PLAT_S3C64XX_IRQS_H
  12 #define __ASM_PLAT_S3C64XX_IRQS_H __FILE__
  13
  14 /* we keep the first set of CPU IRQs out of the range of
  15  * the ISA space, so that the PC104 has them to itself
  16  * and we don't end up having to do horrible things to the
  17  * standard ISA drivers....
  18  *
  19  * note, since we're using the VICs, our start must be a
  20  * mulitple of 32 to allow the common code to work
  21  */
  22
  23 #define S3C_IRQ_OFFSET  (32)
  24
  25 #define S3C_IRQ(x)      ((x) + S3C_IRQ_OFFSET)
  26
  27 /* UART interrupts, each UART has 4 intterupts per channel so
  28  * use the space between the ISA and S3C main interrupts. Note, these
  29  * are not in the same order as the S3C24XX series! */
  30
  31 #define IRQ_S3CUART_BASE0       (16)
  32 #define IRQ_S3CUART_BASE1       (20)
  33 #define IRQ_S3CUART_BASE2       (24)
  34 #define IRQ_S3CUART_BASE3       (28)
  35
  36 #define UART_IRQ_RXD            (0)
  37 #define UART_IRQ_ERR            (1)
  38 #define UART_IRQ_TXD            (2)
  39 #define UART_IRQ_MODEM          (3)
  40
  41 #define IRQ_S3CUART_RX0         (IRQ_S3CUART_BASE0 + UART_IRQ_RXD)
  42 #define IRQ_S3CUART_TX0         (IRQ_S3CUART_BASE0 + UART_IRQ_TXD)
  43 #define IRQ_S3CUART_ERR0        (IRQ_S3CUART_BASE0 + UART_IRQ_ERR)
  44
  45 #define IRQ_S3CUART_RX1         (IRQ_S3CUART_BASE1 + UART_IRQ_RXD)
  46 #define IRQ_S3CUART_TX1         (IRQ_S3CUART_BASE1 + UART_IRQ_TXD)
  47 #define IRQ_S3CUART_ERR1        (IRQ_S3CUART_BASE1 + UART_IRQ_ERR)
  48
  49 #define IRQ_S3CUART_RX2         (IRQ_S3CUART_BASE2 + UART_IRQ_RXD)
  50 #define IRQ_S3CUART_TX2         (IRQ_S3CUART_BASE2 + UART_IRQ_TXD)
  51 #define IRQ_S3CUART_ERR2        (IRQ_S3CUART_BASE2 + UART_IRQ_ERR)
  52
  53 #define IRQ_S3CUART_RX3         (IRQ_S3CUART_BASE3 + UART_IRQ_RXD)
  54 #define IRQ_S3CUART_TX3         (IRQ_S3CUART_BASE3 + UART_IRQ_TXD)
  55 #define IRQ_S3CUART_ERR3        (IRQ_S3CUART_BASE3 + UART_IRQ_ERR)
  56
  57 /* VIC based IRQs */
  58
  59 #define S3C64XX_IRQ_VIC0(x)     (S3C_VIC0_BASE + (x))
  60 #define S3C64XX_IRQ_VIC1(x)     (S3C_VIC1_BASE + (x))
  61
  62 /* VIC0 */
  63
  64 #define IRQ_EINT0_3             S3C64XX_IRQ_VIC0(0)
  65 #define IRQ_EINT4_11            S3C64XX_IRQ_VIC0(1)
  66 #define IRQ_RTC_TIC             S3C64XX_IRQ_VIC0(2)
  67 #define IRQ_CAMIF_C             S3C64XX_IRQ_VIC0(3)
  68 #define IRQ_CAMIF_P             S3C64XX_IRQ_VIC0(4)
  69 #define IRQ_CAMIF_MC            S3C64XX_IRQ_VIC0(5)
  70 #define IRQ_S3C6410_IIS         S3C64XX_IRQ_VIC0(6)
  71 #define IRQ_S3C6400_CAMIF_MP    S3C64XX_IRQ_VIC0(6)
  72 #define IRQ_CAMIF_WE_C          S3C64XX_IRQ_VIC0(7)
  73 #define IRQ_S3C6410_G3D         S3C64XX_IRQ_VIC0(8)
  74 #define IRQ_S3C6400_CAMIF_WE_P  S3C64XX_IRQ_VIC0(8)
  75 #define IRQ_POST0               S3C64XX_IRQ_VIC0(9)
  76 #define IRQ_ROTATOR             S3C64XX_IRQ_VIC0(10)
  77 #define IRQ_2D                  S3C64XX_IRQ_VIC0(11)
  78 #define IRQ_TVENC               S3C64XX_IRQ_VIC0(12)
  79 #define IRQ_SCALER              S3C64XX_IRQ_VIC0(13)
  80 #define IRQ_BATF                S3C64XX_IRQ_VIC0(14)
  81 #define IRQ_JPEG                S3C64XX_IRQ_VIC0(15)
  82 #define IRQ_MFC                 S3C64XX_IRQ_VIC0(16)
  83 #define IRQ_SDMA0               S3C64XX_IRQ_VIC0(17)
  84 #define IRQ_SDMA1               S3C64XX_IRQ_VIC0(18)
  85 #define IRQ_ARM_DMAERR          S3C64XX_IRQ_VIC0(19)
  86 #define IRQ_ARM_DMA             S3C64XX_IRQ_VIC0(20)
  87 #define IRQ_ARM_DMAS            S3C64XX_IRQ_VIC0(21)
  88 #define IRQ_KEYPAD              S3C64XX_IRQ_VIC0(22)
  89 #define IRQ_TIMER0              S3C64XX_IRQ_VIC0(23)
  90 #define IRQ_TIMER1              S3C64XX_IRQ_VIC0(24)
  91 #define IRQ_TIMER2              S3C64XX_IRQ_VIC0(25)
  92 #define IRQ_WDT                 S3C64XX_IRQ_VIC0(26)
  93 #define IRQ_TIMER3              S3C64XX_IRQ_VIC0(27)
  94 #define IRQ_TIMER4              S3C64XX_IRQ_VIC0(28)
  95 #define IRQ_LCD_FIFO            S3C64XX_IRQ_VIC0(29)
  96 #define IRQ_LCD_VSYNC           S3C64XX_IRQ_VIC0(30)
  97 #define IRQ_LCD_SYSTEM          S3C64XX_IRQ_VIC0(31)
  98
  99 /* VIC1 */
 100
 101 #define IRQ_EINT12_19           S3C64XX_IRQ_VIC1(0)
 102 #define IRQ_EINT20_27           S3C64XX_IRQ_VIC1(1)
 103 #define IRQ_PCM0                S3C64XX_IRQ_VIC1(2)
 104 #define IRQ_PCM1                S3C64XX_IRQ_VIC1(3)
 105 #define IRQ_AC97                S3C64XX_IRQ_VIC1(4)
 106 #define IRQ_UART0               S3C64XX_IRQ_VIC1(5)
 107 #define IRQ_UART1               S3C64XX_IRQ_VIC1(6)
 108 #define IRQ_UART2               S3C64XX_IRQ_VIC1(7)
 109 #define IRQ_UART3               S3C64XX_IRQ_VIC1(8)
 110 #define IRQ_DMA0                S3C64XX_IRQ_VIC1(9)
 111 #define IRQ_DMA1                S3C64XX_IRQ_VIC1(10)
 112 #define IRQ_ONENAND0            S3C64XX_IRQ_VIC1(11)
 113 #define IRQ_ONENAND1            S3C64XX_IRQ_VIC1(12)
 114 #define IRQ_NFC                 S3C64XX_IRQ_VIC1(13)
 115 #define IRQ_CFCON               S3C64XX_IRQ_VIC1(14)
 116 #define IRQ_UHOST               S3C64XX_IRQ_VIC1(15)
 117 #define IRQ_SPI0                S3C64XX_IRQ_VIC1(16)
 118 #define IRQ_SPI1                S3C64XX_IRQ_VIC1(17)
 119 #define IRQ_IIC                 S3C64XX_IRQ_VIC1(18)
 120 #define IRQ_HSItx               S3C64XX_IRQ_VIC1(19)
 121 #define IRQ_HSIrx               S3C64XX_IRQ_VIC1(20)
 122 #define IRQ_RESERVED            S3C64XX_IRQ_VIC1(21)
 123 #define IRQ_MSM                 S3C64XX_IRQ_VIC1(22)
 124 #define IRQ_HOSTIF              S3C64XX_IRQ_VIC1(23)
 125 #define IRQ_HSMMC0              S3C64XX_IRQ_VIC1(24)
 126 #define IRQ_HSMMC1              S3C64XX_IRQ_VIC1(25)
 127 #define IRQ_HSMMC2              IRQ_SPI1        /* shared with SPI1 */
 128 #define IRQ_OTG                 S3C64XX_IRQ_VIC1(26)
 129 #define IRQ_IRDA                S3C64XX_IRQ_VIC1(27)
 130 #define IRQ_RTC_ALARM           S3C64XX_IRQ_VIC1(28)
 131 #define IRQ_SEC                 S3C64XX_IRQ_VIC1(29)
 132 #define IRQ_PENDN               S3C64XX_IRQ_VIC1(30)
 133 #define IRQ_TC                  IRQ_PENDN
 134 #define IRQ_ADC                 S3C64XX_IRQ_VIC1(31)
 135
 136 /* Since the IRQ_EINT(x) are a linear mapping on current s3c64xx series
 137  * we just defined them as an IRQ_EINT(x) macro from S3C_IRQ_EINT_BASE
 138  * which we place after the pair of VICs. */
 139
 140 #define S3C_IRQ_EINT_BASE       S3C_IRQ(64)
 141
 142 #define S3C_EINT(x)     ((x) + S3C_IRQ_EINT_BASE)
 143
 144 /* Define NR_IRQs here, machine specific can always re-define.
 145  * Currently the IRQ_EINT27 is the last one we can have. */
 146
 147 #define NR_IRQS (S3C_EINT(27) + 1)
 148
 149 #endif /* __ASM_PLAT_S3C64XX_IRQS_H */
 150