xref: /OK3568_Linux_fs/kernel/arch/arm/mach-sa1100/include/mach/irqs.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * arch/arm/mach-sa1100/include/mach/irqs.h
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 1996 Russell King
6*4882a593Smuzhiyun  * Copyright (C) 1998 Deborah Wallach (updates for SA1100/Brutus).
7*4882a593Smuzhiyun  * Copyright (C) 1999 Nicolas Pitre (full GPIO irq isolation)
8*4882a593Smuzhiyun  *
9*4882a593Smuzhiyun  * 2001/11/14	RMK	Cleaned up and standardised a lot of the IRQs.
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #define	IRQ_GPIO0_SC		1
13*4882a593Smuzhiyun #define	IRQ_GPIO1_SC		2
14*4882a593Smuzhiyun #define	IRQ_GPIO2_SC		3
15*4882a593Smuzhiyun #define	IRQ_GPIO3_SC		4
16*4882a593Smuzhiyun #define	IRQ_GPIO4_SC		5
17*4882a593Smuzhiyun #define	IRQ_GPIO5_SC		6
18*4882a593Smuzhiyun #define	IRQ_GPIO6_SC		7
19*4882a593Smuzhiyun #define	IRQ_GPIO7_SC		8
20*4882a593Smuzhiyun #define	IRQ_GPIO8_SC		9
21*4882a593Smuzhiyun #define	IRQ_GPIO9_SC		10
22*4882a593Smuzhiyun #define	IRQ_GPIO10_SC		11
23*4882a593Smuzhiyun #define	IRQ_GPIO11_27		12
24*4882a593Smuzhiyun #define	IRQ_LCD			13	/* LCD controller           */
25*4882a593Smuzhiyun #define	IRQ_Ser0UDC		14	/* Ser. port 0 UDC          */
26*4882a593Smuzhiyun #define	IRQ_Ser1SDLC		15	/* Ser. port 1 SDLC         */
27*4882a593Smuzhiyun #define	IRQ_Ser1UART		16	/* Ser. port 1 UART         */
28*4882a593Smuzhiyun #define	IRQ_Ser2ICP		17	/* Ser. port 2 ICP          */
29*4882a593Smuzhiyun #define	IRQ_Ser3UART		18	/* Ser. port 3 UART         */
30*4882a593Smuzhiyun #define	IRQ_Ser4MCP		19	/* Ser. port 4 MCP          */
31*4882a593Smuzhiyun #define	IRQ_Ser4SSP		20	/* Ser. port 4 SSP          */
32*4882a593Smuzhiyun #define	IRQ_DMA0		21	/* DMA controller channel 0 */
33*4882a593Smuzhiyun #define	IRQ_DMA1		22	/* DMA controller channel 1 */
34*4882a593Smuzhiyun #define	IRQ_DMA2		23	/* DMA controller channel 2 */
35*4882a593Smuzhiyun #define	IRQ_DMA3		24	/* DMA controller channel 3 */
36*4882a593Smuzhiyun #define	IRQ_DMA4		25	/* DMA controller channel 4 */
37*4882a593Smuzhiyun #define	IRQ_DMA5		26	/* DMA controller channel 5 */
38*4882a593Smuzhiyun #define	IRQ_OST0		27	/* OS Timer match 0         */
39*4882a593Smuzhiyun #define	IRQ_OST1		28	/* OS Timer match 1         */
40*4882a593Smuzhiyun #define	IRQ_OST2		29	/* OS Timer match 2         */
41*4882a593Smuzhiyun #define	IRQ_OST3		30	/* OS Timer match 3         */
42*4882a593Smuzhiyun #define	IRQ_RTC1Hz		31	/* RTC 1 Hz clock           */
43*4882a593Smuzhiyun #define	IRQ_RTCAlrm		32	/* RTC Alarm                */
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun #define	IRQ_GPIO0		33
46*4882a593Smuzhiyun #define	IRQ_GPIO1		34
47*4882a593Smuzhiyun #define	IRQ_GPIO2		35
48*4882a593Smuzhiyun #define	IRQ_GPIO3		36
49*4882a593Smuzhiyun #define	IRQ_GPIO4		37
50*4882a593Smuzhiyun #define	IRQ_GPIO5		38
51*4882a593Smuzhiyun #define	IRQ_GPIO6		39
52*4882a593Smuzhiyun #define	IRQ_GPIO7		40
53*4882a593Smuzhiyun #define	IRQ_GPIO8		41
54*4882a593Smuzhiyun #define	IRQ_GPIO9		42
55*4882a593Smuzhiyun #define	IRQ_GPIO10		43
56*4882a593Smuzhiyun #define	IRQ_GPIO11		44
57*4882a593Smuzhiyun #define	IRQ_GPIO12		45
58*4882a593Smuzhiyun #define	IRQ_GPIO13		46
59*4882a593Smuzhiyun #define	IRQ_GPIO14		47
60*4882a593Smuzhiyun #define	IRQ_GPIO15		48
61*4882a593Smuzhiyun #define	IRQ_GPIO16		49
62*4882a593Smuzhiyun #define	IRQ_GPIO17		50
63*4882a593Smuzhiyun #define	IRQ_GPIO18		51
64*4882a593Smuzhiyun #define	IRQ_GPIO19		52
65*4882a593Smuzhiyun #define	IRQ_GPIO20		53
66*4882a593Smuzhiyun #define	IRQ_GPIO21		54
67*4882a593Smuzhiyun #define	IRQ_GPIO22		55
68*4882a593Smuzhiyun #define	IRQ_GPIO23		56
69*4882a593Smuzhiyun #define	IRQ_GPIO24		57
70*4882a593Smuzhiyun #define	IRQ_GPIO25		58
71*4882a593Smuzhiyun #define	IRQ_GPIO26		59
72*4882a593Smuzhiyun #define	IRQ_GPIO27		60
73*4882a593Smuzhiyun 
74*4882a593Smuzhiyun /*
75*4882a593Smuzhiyun  * The next 16 interrupts are for board specific purposes.  Since
76*4882a593Smuzhiyun  * the kernel can only run on one machine at a time, we can re-use
77*4882a593Smuzhiyun  * these.  If you need more, increase IRQ_BOARD_END, but keep it
78*4882a593Smuzhiyun  * within sensible limits.  IRQs 61 to 76 are available.
79*4882a593Smuzhiyun  */
80*4882a593Smuzhiyun #define IRQ_BOARD_START		61
81*4882a593Smuzhiyun #define IRQ_BOARD_END		77
82*4882a593Smuzhiyun 
83*4882a593Smuzhiyun /*
84*4882a593Smuzhiyun  * Figure out the MAX IRQ number.
85*4882a593Smuzhiyun  *
86*4882a593Smuzhiyun  * Neponset, SA1111 and UCB1x00 are sparse IRQ aware, so can dynamically
87*4882a593Smuzhiyun  * allocate their IRQs above NR_IRQS.
88*4882a593Smuzhiyun  *
89*4882a593Smuzhiyun  * LoCoMo has 4 additional IRQs, but is not sparse IRQ aware, and so has
90*4882a593Smuzhiyun  * to be included in the NR_IRQS calculation.
91*4882a593Smuzhiyun  */
92*4882a593Smuzhiyun #ifdef CONFIG_SHARP_LOCOMO
93*4882a593Smuzhiyun #define NR_IRQS_LOCOMO		4
94*4882a593Smuzhiyun #else
95*4882a593Smuzhiyun #define NR_IRQS_LOCOMO		0
96*4882a593Smuzhiyun #endif
97*4882a593Smuzhiyun 
98*4882a593Smuzhiyun #ifndef NR_IRQS
99*4882a593Smuzhiyun #define NR_IRQS (IRQ_BOARD_START + NR_IRQS_LOCOMO)
100*4882a593Smuzhiyun #endif
101*4882a593Smuzhiyun #define SA1100_NR_IRQS (IRQ_BOARD_START + NR_IRQS_LOCOMO)
102