release/src-rt-6.x.4708/linux/linux-2.6.36/arch/blackfin/mach-bf538/include/mach/irq.h

   1 /*
   2  * Copyright 2008 Analog Devices Inc.
   3  *
   4  * Licensed under the GPL-2 or later.
   5  */
   6
   7 #ifndef _BF538_IRQ_H_
   8 #define _BF538_IRQ_H_
   9
  10 /*
  11  * Interrupt source definitions
  12         Event Source    Core Event Name
  13         Core        Emulation               **
  14         Events         (highest priority)  EMU         0
  15         Reset                   RST         1
  16         NMI                     NMI         2
  17         Exception               EVX         3
  18         Reserved                --          4
  19         Hardware Error          IVHW        5
  20         Core Timer              IVTMR       6 *
  21
  22         .....
  23
  24          Software Interrupt 1    IVG14       31
  25          Software Interrupt 2    --
  26          (lowest priority)  IVG15       32 *
  27 */
  28
  29 #define NR_PERI_INTS    (2 * 32)
  30
  31 /* The ABSTRACT IRQ definitions */
  32 /** the first seven of the following are fixed, the rest you change if you need to **/
  33 #define IRQ_EMU                 0       /* Emulation */
  34 #define IRQ_RST                 1       /* reset */
  35 #define IRQ_NMI                 2       /* Non Maskable */
  36 #define IRQ_EVX                 3       /* Exception */
  37 #define IRQ_UNUSED              4       /* - unused interrupt */
  38 #define IRQ_HWERR               5       /* Hardware Error */
  39 #define IRQ_CORETMR             6       /* Core timer */
  40
  41 #define BFIN_IRQ(x)             ((x) + 7)
  42
  43 #define IRQ_PLL_WAKEUP          BFIN_IRQ(0)     /* PLL Wakeup Interrupt */
  44 #define IRQ_DMA0_ERROR          BFIN_IRQ(1)     /* DMA Error 0 (generic) */
  45 #define IRQ_PPI_ERROR           BFIN_IRQ(2)     /* PPI Error */
  46 #define IRQ_SPORT0_ERROR        BFIN_IRQ(3)     /* SPORT0 Status */
  47 #define IRQ_SPORT1_ERROR        BFIN_IRQ(4)     /* SPORT1 Status */
  48 #define IRQ_SPI0_ERROR          BFIN_IRQ(5)     /* SPI0 Status */
  49 #define IRQ_UART0_ERROR         BFIN_IRQ(6)     /* UART0 Status */
  50 #define IRQ_RTC                 BFIN_IRQ(7)     /* RTC */
  51 #define IRQ_PPI                 BFIN_IRQ(8)     /* DMA Channel 0 (PPI) */
  52 #define IRQ_SPORT0_RX           BFIN_IRQ(9)     /* DMA 1 Channel (SPORT0 RX) */
  53 #define IRQ_SPORT0_TX           BFIN_IRQ(10)    /* DMA 2 Channel (SPORT0 TX) */
  54 #define IRQ_SPORT1_RX           BFIN_IRQ(11)    /* DMA 3 Channel (SPORT1 RX) */
  55 #define IRQ_SPORT1_TX           BFIN_IRQ(12)    /* DMA 4 Channel (SPORT1 TX) */
  56 #define IRQ_SPI0                BFIN_IRQ(13)    /* DMA 5 Channel (SPI0) */
  57 #define IRQ_UART0_RX            BFIN_IRQ(14)    /* DMA 6 Channel (UART0 RX) */
  58 #define IRQ_UART0_TX            BFIN_IRQ(15)    /* DMA 7 Channel (UART0 TX) */
  59 #define IRQ_TIMER0              BFIN_IRQ(16)    /* Timer 0 */
  60 #define IRQ_TIMER1              BFIN_IRQ(17)    /* Timer 1 */
  61 #define IRQ_TIMER2              BFIN_IRQ(18)    /* Timer 2 */
  62 #define IRQ_PORTF_INTA          BFIN_IRQ(19)    /* Port F Interrupt A */
  63 #define IRQ_PORTF_INTB          BFIN_IRQ(20)    /* Port F Interrupt B */
  64 #define IRQ_MEM0_DMA0           BFIN_IRQ(21)    /* MDMA0 Stream 0 */
  65 #define IRQ_MEM0_DMA1           BFIN_IRQ(22)    /* MDMA0 Stream 1 */
  66 #define IRQ_WATCH               BFIN_IRQ(23)    /* Software Watchdog Timer */
  67 #define IRQ_DMA1_ERROR          BFIN_IRQ(24)    /* DMA Error 1 (generic) */
  68 #define IRQ_SPORT2_ERROR        BFIN_IRQ(25)    /* SPORT2 Status */
  69 #define IRQ_SPORT3_ERROR        BFIN_IRQ(26)    /* SPORT3 Status */
  70 #define IRQ_SPI1_ERROR          BFIN_IRQ(28)    /* SPI1 Status */
  71 #define IRQ_SPI2_ERROR          BFIN_IRQ(29)    /* SPI2 Status */
  72 #define IRQ_UART1_ERROR         BFIN_IRQ(30)    /* UART1 Status */
  73 #define IRQ_UART2_ERROR         BFIN_IRQ(31)    /* UART2 Status */
  74 #define IRQ_CAN_ERROR           BFIN_IRQ(32)    /* CAN Status (Error) Interrupt */
  75 #define IRQ_SPORT2_RX           BFIN_IRQ(33)    /* DMA 8 Channel (SPORT2 RX) */
  76 #define IRQ_SPORT2_TX           BFIN_IRQ(34)    /* DMA 9 Channel (SPORT2 TX) */
  77 #define IRQ_SPORT3_RX           BFIN_IRQ(35)    /* DMA 10 Channel (SPORT3 RX) */
  78 #define IRQ_SPORT3_TX           BFIN_IRQ(36)    /* DMA 11 Channel (SPORT3 TX) */
  79 #define IRQ_SPI1                BFIN_IRQ(39)    /* DMA 14 Channel (SPI1) */
  80 #define IRQ_SPI2                BFIN_IRQ(40)    /* DMA 15 Channel (SPI2) */
  81 #define IRQ_UART1_RX            BFIN_IRQ(41)    /* DMA 16 Channel (UART1 RX) */
  82 #define IRQ_UART1_TX            BFIN_IRQ(42)    /* DMA 17 Channel (UART1 TX) */
  83 #define IRQ_UART2_RX            BFIN_IRQ(43)    /* DMA 18 Channel (UART2 RX) */
  84 #define IRQ_UART2_TX            BFIN_IRQ(44)    /* DMA 19 Channel (UART2 TX) */
  85 #define IRQ_TWI0                BFIN_IRQ(45)    /* TWI0 */
  86 #define IRQ_TWI1                BFIN_IRQ(46)    /* TWI1 */
  87 #define IRQ_CAN_RX              BFIN_IRQ(47)    /* CAN Receive Interrupt */
  88 #define IRQ_CAN_TX              BFIN_IRQ(48)    /* CAN Transmit Interrupt */
  89 #define IRQ_MEM1_DMA0           BFIN_IRQ(49)    /* MDMA1 Stream 0 */
  90 #define IRQ_MEM1_DMA1           BFIN_IRQ(50)    /* MDMA1 Stream 1 */
  91
  92 #define SYS_IRQS                BFIN_IRQ(63)    /* 70 */
  93
  94 #define IRQ_PF0         71
  95 #define IRQ_PF1         72
  96 #define IRQ_PF2         73
  97 #define IRQ_PF3         74
  98 #define IRQ_PF4         75
  99 #define IRQ_PF5         76
 100 #define IRQ_PF6         77
 101 #define IRQ_PF7         78
 102 #define IRQ_PF8         79
 103 #define IRQ_PF9         80
 104 #define IRQ_PF10        81
 105 #define IRQ_PF11        82
 106 #define IRQ_PF12        83
 107 #define IRQ_PF13        84
 108 #define IRQ_PF14        85
 109 #define IRQ_PF15        86
 110
 111 #define GPIO_IRQ_BASE   IRQ_PF0
 112
 113 #define NR_MACH_IRQS    (IRQ_PF15 + 1)
 114 #define NR_IRQS         (NR_MACH_IRQS + NR_SPARE_IRQS)
 115
 116 #define IVG7            7
 117 #define IVG8            8
 118 #define IVG9            9
 119 #define IVG10           10
 120 #define IVG11           11
 121 #define IVG12           12
 122 #define IVG13           13
 123 #define IVG14           14
 124 #define IVG15           15
 125
 126 /* IAR0 BIT FIELDS */
 127 #define IRQ_PLL_WAKEUP_POS      0
 128 #define IRQ_DMA0_ERROR_POS      4
 129 #define IRQ_PPI_ERROR_POS       8
 130 #define IRQ_SPORT0_ERROR_POS    12
 131 #define IRQ_SPORT1_ERROR_POS    16
 132 #define IRQ_SPI0_ERROR_POS      20
 133 #define IRQ_UART0_ERROR_POS     24
 134 #define IRQ_RTC_POS             28
 135
 136 /* IAR1 BIT FIELDS */
 137 #define IRQ_PPI_POS             0
 138 #define IRQ_SPORT0_RX_POS       4
 139 #define IRQ_SPORT0_TX_POS       8
 140 #define IRQ_SPORT1_RX_POS       12
 141 #define IRQ_SPORT1_TX_POS       16
 142 #define IRQ_SPI0_POS            20
 143 #define IRQ_UART0_RX_POS        24
 144 #define IRQ_UART0_TX_POS        28
 145
 146 /* IAR2 BIT FIELDS */
 147 #define IRQ_TIMER0_POS          0
 148 #define IRQ_TIMER1_POS          4
 149 #define IRQ_TIMER2_POS          8
 150 #define IRQ_PORTF_INTA_POS      12
 151 #define IRQ_PORTF_INTB_POS      16
 152 #define IRQ_MEM0_DMA0_POS       20
 153 #define IRQ_MEM0_DMA1_POS       24
 154 #define IRQ_WATCH_POS           28
 155
 156 /* IAR3 BIT FIELDS */
 157 #define IRQ_DMA1_ERROR_POS      0
 158 #define IRQ_SPORT2_ERROR_POS    4
 159 #define IRQ_SPORT3_ERROR_POS    8
 160 #define IRQ_SPI1_ERROR_POS      16
 161 #define IRQ_SPI2_ERROR_POS      20
 162 #define IRQ_UART1_ERROR_POS     24
 163 #define IRQ_UART2_ERROR_POS     28
 164
 165 /* IAR4 BIT FIELDS */
 166 #define IRQ_CAN_ERROR_POS       0
 167 #define IRQ_SPORT2_RX_POS       4
 168 #define IRQ_SPORT2_TX_POS       8
 169 #define IRQ_SPORT3_RX_POS       12
 170 #define IRQ_SPORT3_TX_POS       16
 171 #define IRQ_SPI1_POS            28
 172
 173 /* IAR5 BIT FIELDS */
 174 #define IRQ_SPI2_POS            0
 175 #define IRQ_UART1_RX_POS        4
 176 #define IRQ_UART1_TX_POS        8
 177 #define IRQ_UART2_RX_POS        12
 178 #define IRQ_UART2_TX_POS        16
 179 #define IRQ_TWI0_POS            20
 180 #define IRQ_TWI1_POS            24
 181 #define IRQ_CAN_RX_POS          28
 182
 183 /* IAR6 BIT FIELDS */
 184 #define IRQ_CAN_TX_POS          0
 185 #define IRQ_MEM1_DMA0_POS       4
 186 #define IRQ_MEM1_DMA1_POS       8
 187 #endif                          /* _BF538_IRQ_H_ */