WIP FPC-III support
[linux/fpc-iii.git] / arch / arm / mach-footbridge / include / mach / irqs.h
bloba5f41846ab9cadf9b2017aa13f3b5e078bb07094
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * arch/arm/mach-footbridge/include/mach/irqs.h
5 * Copyright (C) 1998 Russell King
6 * Copyright (C) 1998 Phil Blundell
8 * Changelog:
9 * 20-Jan-1998 RMK Started merge of EBSA286, CATS and NetWinder
10 * 01-Feb-1999 PJB ISA IRQs start at 0 not 16
12 #include <asm/mach-types.h>
14 #define NR_IRQS 36
15 #define NR_DC21285_IRQS 16
17 #define _ISA_IRQ(x) (0 + (x))
18 #define _ISA_INR(x) ((x) - 0)
19 #define _DC21285_IRQ(x) (16 + (x))
20 #define _DC21285_INR(x) ((x) - 16)
23 * This is a list of all interrupts that the 21285
24 * can generate and we handle.
26 #define IRQ_CONRX _DC21285_IRQ(0)
27 #define IRQ_CONTX _DC21285_IRQ(1)
28 #define IRQ_TIMER1 _DC21285_IRQ(2)
29 #define IRQ_TIMER2 _DC21285_IRQ(3)
30 #define IRQ_TIMER3 _DC21285_IRQ(4)
31 #define IRQ_IN0 _DC21285_IRQ(5)
32 #define IRQ_IN1 _DC21285_IRQ(6)
33 #define IRQ_IN2 _DC21285_IRQ(7)
34 #define IRQ_IN3 _DC21285_IRQ(8)
35 #define IRQ_DOORBELLHOST _DC21285_IRQ(9)
36 #define IRQ_DMA1 _DC21285_IRQ(10)
37 #define IRQ_DMA2 _DC21285_IRQ(11)
38 #define IRQ_PCI _DC21285_IRQ(12)
39 #define IRQ_SDRAMPARITY _DC21285_IRQ(13)
40 #define IRQ_I2OINPOST _DC21285_IRQ(14)
41 #define IRQ_PCI_ABORT _DC21285_IRQ(15)
42 #define IRQ_PCI_SERR _DC21285_IRQ(16)
43 #define IRQ_DISCARD_TIMER _DC21285_IRQ(17)
44 #define IRQ_PCI_DPERR _DC21285_IRQ(18)
45 #define IRQ_PCI_PERR _DC21285_IRQ(19)
47 #define IRQ_ISA_TIMER _ISA_IRQ(0)
48 #define IRQ_ISA_KEYBOARD _ISA_IRQ(1)
49 #define IRQ_ISA_CASCADE _ISA_IRQ(2)
50 #define IRQ_ISA_UART2 _ISA_IRQ(3)
51 #define IRQ_ISA_UART _ISA_IRQ(4)
52 #define IRQ_ISA_FLOPPY _ISA_IRQ(6)
53 #define IRQ_ISA_PRINTER _ISA_IRQ(7)
54 #define IRQ_ISA_RTC_ALARM _ISA_IRQ(8)
55 #define IRQ_ISA_2 _ISA_IRQ(9)
56 #define IRQ_ISA_PS2MOUSE _ISA_IRQ(12)
57 #define IRQ_ISA_HARDDISK1 _ISA_IRQ(14)
58 #define IRQ_ISA_HARDDISK2 _ISA_IRQ(15)
60 #define IRQ_MASK_UART_RX (1 << 2)
61 #define IRQ_MASK_UART_TX (1 << 3)
62 #define IRQ_MASK_TIMER1 (1 << 4)
63 #define IRQ_MASK_TIMER2 (1 << 5)
64 #define IRQ_MASK_TIMER3 (1 << 6)
65 #define IRQ_MASK_IN0 (1 << 8)
66 #define IRQ_MASK_IN1 (1 << 9)
67 #define IRQ_MASK_IN2 (1 << 10)
68 #define IRQ_MASK_IN3 (1 << 11)
69 #define IRQ_MASK_DOORBELLHOST (1 << 15)
70 #define IRQ_MASK_DMA1 (1 << 16)
71 #define IRQ_MASK_DMA2 (1 << 17)
72 #define IRQ_MASK_PCI (1 << 18)
73 #define IRQ_MASK_SDRAMPARITY (1 << 24)
74 #define IRQ_MASK_I2OINPOST (1 << 25)
75 #define IRQ_MASK_PCI_ABORT ((1 << 29) | (1 << 30))
76 #define IRQ_MASK_PCI_SERR (1 << 23)
77 #define IRQ_MASK_DISCARD_TIMER (1 << 27)
78 #define IRQ_MASK_PCI_DPERR (1 << 28)
79 #define IRQ_MASK_PCI_PERR (1 << 31)
82 * Netwinder interrupt allocations
84 #define IRQ_NETWINDER_ETHER10 IRQ_IN0
85 #define IRQ_NETWINDER_ETHER100 IRQ_IN1
86 #define IRQ_NETWINDER_VIDCOMP IRQ_IN2
87 #define IRQ_NETWINDER_PS2MOUSE _ISA_IRQ(5)
88 #define IRQ_NETWINDER_IR _ISA_IRQ(6)
89 #define IRQ_NETWINDER_BUTTON _ISA_IRQ(10)
90 #define IRQ_NETWINDER_VGA _ISA_IRQ(11)
91 #define IRQ_NETWINDER_SOUND _ISA_IRQ(12)
93 #define I8042_KBD_IRQ IRQ_ISA_KEYBOARD
94 #define I8042_AUX_IRQ (machine_is_netwinder() ? IRQ_NETWINDER_PS2MOUSE : IRQ_ISA_PS2MOUSE)
95 #define IRQ_FLOPPYDISK IRQ_ISA_FLOPPY
97 #define irq_canonicalize(_i) (((_i) == IRQ_ISA_CASCADE) ? IRQ_ISA_2 : _i)