xref: /linux/arch/arm/mach-sa1100/include/mach/irqs.h (revision ced8d21cf104c9924e98f78954e873577366d156)
1 /*
2  * arch/arm/mach-sa1100/include/mach/irqs.h
3  *
4  * Copyright (C) 1996 Russell King
5  * Copyright (C) 1998 Deborah Wallach (updates for SA1100/Brutus).
6  * Copyright (C) 1999 Nicolas Pitre (full GPIO irq isolation)
7  *
8  * 2001/11/14	RMK	Cleaned up and standardised a lot of the IRQs.
9  */
10 
11 #define	IRQ_GPIO0		0
12 #define	IRQ_GPIO1		1
13 #define	IRQ_GPIO2		2
14 #define	IRQ_GPIO3		3
15 #define	IRQ_GPIO4		4
16 #define	IRQ_GPIO5		5
17 #define	IRQ_GPIO6		6
18 #define	IRQ_GPIO7		7
19 #define	IRQ_GPIO8		8
20 #define	IRQ_GPIO9		9
21 #define	IRQ_GPIO10		10
22 #define	IRQ_GPIO11_27		11
23 #define	IRQ_LCD  		12	/* LCD controller           */
24 #define	IRQ_Ser0UDC		13	/* Ser. port 0 UDC          */
25 #define	IRQ_Ser1SDLC		14	/* Ser. port 1 SDLC         */
26 #define	IRQ_Ser1UART		15	/* Ser. port 1 UART         */
27 #define	IRQ_Ser2ICP		16	/* Ser. port 2 ICP          */
28 #define	IRQ_Ser3UART		17	/* Ser. port 3 UART         */
29 #define	IRQ_Ser4MCP		18	/* Ser. port 4 MCP          */
30 #define	IRQ_Ser4SSP		19	/* Ser. port 4 SSP          */
31 #define	IRQ_DMA0 		20	/* DMA controller channel 0 */
32 #define	IRQ_DMA1 		21	/* DMA controller channel 1 */
33 #define	IRQ_DMA2 		22	/* DMA controller channel 2 */
34 #define	IRQ_DMA3 		23	/* DMA controller channel 3 */
35 #define	IRQ_DMA4 		24	/* DMA controller channel 4 */
36 #define	IRQ_DMA5 		25	/* DMA controller channel 5 */
37 #define	IRQ_OST0 		26	/* OS Timer match 0         */
38 #define	IRQ_OST1 		27	/* OS Timer match 1         */
39 #define	IRQ_OST2 		28	/* OS Timer match 2         */
40 #define	IRQ_OST3 		29	/* OS Timer match 3         */
41 #define	IRQ_RTC1Hz		30	/* RTC 1 Hz clock           */
42 #define	IRQ_RTCAlrm		31	/* RTC Alarm                */
43 
44 #define	IRQ_GPIO11		32
45 #define	IRQ_GPIO12		33
46 #define	IRQ_GPIO13		34
47 #define	IRQ_GPIO14		35
48 #define	IRQ_GPIO15		36
49 #define	IRQ_GPIO16		37
50 #define	IRQ_GPIO17		38
51 #define	IRQ_GPIO18		39
52 #define	IRQ_GPIO19		40
53 #define	IRQ_GPIO20		41
54 #define	IRQ_GPIO21		42
55 #define	IRQ_GPIO22		43
56 #define	IRQ_GPIO23		44
57 #define	IRQ_GPIO24		45
58 #define	IRQ_GPIO25		46
59 #define	IRQ_GPIO26		47
60 #define	IRQ_GPIO27		48
61 
62 /*
63  * The next 16 interrupts are for board specific purposes.  Since
64  * the kernel can only run on one machine at a time, we can re-use
65  * these.  If you need more, increase IRQ_BOARD_END, but keep it
66  * within sensible limits.  IRQs 49 to 64 are available.
67  */
68 #define IRQ_BOARD_START		49
69 #define IRQ_BOARD_END		65
70 
71 /*
72  * Figure out the MAX IRQ number.
73  *
74  * If we have an SA1111, the max IRQ is S1_BVD1_STSCHG+1.
75  * If we have an LoCoMo, the max IRQ is IRQ_BOARD_START + 4
76  * Otherwise, we have the standard IRQs only.
77  */
78 #ifdef CONFIG_SA1111
79 #define NR_IRQS			(IRQ_BOARD_END + 55)
80 #elif defined(CONFIG_SHARP_LOCOMO)
81 #define NR_IRQS			(IRQ_BOARD_START + 4)
82 #else
83 #define NR_IRQS			(IRQ_BOARD_START)
84 #endif
85