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a8fc0789 MR |
1 | /* |
2 | * linux/include/arm/hardware/it8152.h | |
3 | * | |
4 | * Copyright Compulab Ltd., 2006,2007 | |
5 | * Mike Rapoport <mike@compulab.co.il> | |
6 | * | |
7 | * ITE 8152 companion chip register definitions | |
8 | */ | |
9 | ||
10 | #ifndef __ASM_HARDWARE_IT8152_H | |
11 | #define __ASM_HARDWARE_IT8152_H | |
12 | extern unsigned long it8152_base_address; | |
13 | ||
14 | #define IT8152_IO_BASE (it8152_base_address + 0x03e00000) | |
15 | #define IT8152_CFGREG_BASE (it8152_base_address + 0x03f00000) | |
16 | ||
17 | #define __REG_IT8152(x) (it8152_base_address + (x)) | |
18 | ||
19 | #define IT8152_PCI_CFG_ADDR __REG_IT8152(0x3f00800) | |
20 | #define IT8152_PCI_CFG_DATA __REG_IT8152(0x3f00804) | |
21 | ||
22 | #define IT8152_INTC_LDCNIRR __REG_IT8152(0x3f00300) | |
23 | #define IT8152_INTC_LDPNIRR __REG_IT8152(0x3f00304) | |
24 | #define IT8152_INTC_LDCNIMR __REG_IT8152(0x3f00308) | |
25 | #define IT8152_INTC_LDPNIMR __REG_IT8152(0x3f0030C) | |
26 | #define IT8152_INTC_LDNITR __REG_IT8152(0x3f00310) | |
27 | #define IT8152_INTC_LDNIAR __REG_IT8152(0x3f00314) | |
28 | #define IT8152_INTC_LPCNIRR __REG_IT8152(0x3f00320) | |
29 | #define IT8152_INTC_LPPNIRR __REG_IT8152(0x3f00324) | |
30 | #define IT8152_INTC_LPCNIMR __REG_IT8152(0x3f00328) | |
31 | #define IT8152_INTC_LPPNIMR __REG_IT8152(0x3f0032C) | |
32 | #define IT8152_INTC_LPNITR __REG_IT8152(0x3f00330) | |
33 | #define IT8152_INTC_LPNIAR __REG_IT8152(0x3f00334) | |
34 | #define IT8152_INTC_PDCNIRR __REG_IT8152(0x3f00340) | |
35 | #define IT8152_INTC_PDPNIRR __REG_IT8152(0x3f00344) | |
36 | #define IT8152_INTC_PDCNIMR __REG_IT8152(0x3f00348) | |
37 | #define IT8152_INTC_PDPNIMR __REG_IT8152(0x3f0034C) | |
38 | #define IT8152_INTC_PDNITR __REG_IT8152(0x3f00350) | |
39 | #define IT8152_INTC_PDNIAR __REG_IT8152(0x3f00354) | |
40 | #define IT8152_INTC_INTC_TYPER __REG_IT8152(0x3f003FC) | |
41 | ||
42 | #define IT8152_GPIO_GPDR __REG_IT8152(0x3f00500) | |
43 | ||
44 | /* | |
84c07923 | 45 | Interrupt controller per register summary: |
a8fc0789 MR |
46 | --------------------------------------- |
47 | LCDNIRR: | |
48 | IT8152_LD_IRQ(8) PCICLK stop | |
49 | IT8152_LD_IRQ(7) MCLK ready | |
50 | IT8152_LD_IRQ(6) s/w | |
51 | IT8152_LD_IRQ(5) UART | |
52 | IT8152_LD_IRQ(4) GPIO | |
53 | IT8152_LD_IRQ(3) TIMER 4 | |
54 | IT8152_LD_IRQ(2) TIMER 3 | |
55 | IT8152_LD_IRQ(1) TIMER 2 | |
56 | IT8152_LD_IRQ(0) TIMER 1 | |
57 | ||
58 | LPCNIRR: | |
59 | IT8152_LP_IRQ(x) serial IRQ x | |
60 | ||
61 | PCIDNIRR: | |
62 | IT8152_PD_IRQ(14) PCISERR | |
63 | IT8152_PD_IRQ(13) CPU/PCI bridge target abort (h2pTADR) | |
64 | IT8152_PD_IRQ(12) CPU/PCI bridge master abort (h2pMADR) | |
65 | IT8152_PD_IRQ(11) PCI INTD | |
66 | IT8152_PD_IRQ(10) PCI INTC | |
67 | IT8152_PD_IRQ(9) PCI INTB | |
68 | IT8152_PD_IRQ(8) PCI INTA | |
69 | IT8152_PD_IRQ(7) serial INTD | |
70 | IT8152_PD_IRQ(6) serial INTC | |
71 | IT8152_PD_IRQ(5) serial INTB | |
72 | IT8152_PD_IRQ(4) serial INTA | |
73 | IT8152_PD_IRQ(3) serial IRQ IOCHK (IOCHKR) | |
74 | IT8152_PD_IRQ(2) chaining DMA (CDMAR) | |
75 | IT8152_PD_IRQ(1) USB (USBR) | |
76 | IT8152_PD_IRQ(0) Audio controller (ACR) | |
77 | */ | |
12cdcc85 | 78 | #define IT8152_IRQ(x) (IRQ_BOARD_START + (x)) |
823a2df2 | 79 | #define IT8152_LAST_IRQ (IRQ_BOARD_START + 40) |
0dc726bb EM |
80 | |
81 | /* IRQ-sources in 3 groups - local devices, LPC (serial), and external PCI */ | |
82 | #define IT8152_LD_IRQ_COUNT 9 | |
83 | #define IT8152_LP_IRQ_COUNT 16 | |
84 | #define IT8152_PD_IRQ_COUNT 15 | |
85 | ||
86 | /* Priorities: */ | |
87 | #define IT8152_PD_IRQ(i) IT8152_IRQ(i) | |
88 | #define IT8152_LP_IRQ(i) (IT8152_IRQ(i) + IT8152_PD_IRQ_COUNT) | |
89 | #define IT8152_LD_IRQ(i) (IT8152_IRQ(i) + IT8152_PD_IRQ_COUNT + IT8152_LP_IRQ_COUNT) | |
90 | ||
a8fc0789 MR |
91 | /* frequently used interrupts */ |
92 | #define IT8152_PCISERR IT8152_PD_IRQ(14) | |
93 | #define IT8152_H2PTADR IT8152_PD_IRQ(13) | |
94 | #define IT8152_H2PMAR IT8152_PD_IRQ(12) | |
95 | #define IT8152_PCI_INTD IT8152_PD_IRQ(11) | |
96 | #define IT8152_PCI_INTC IT8152_PD_IRQ(10) | |
97 | #define IT8152_PCI_INTB IT8152_PD_IRQ(9) | |
98 | #define IT8152_PCI_INTA IT8152_PD_IRQ(8) | |
99 | #define IT8152_CDMA_INT IT8152_PD_IRQ(2) | |
100 | #define IT8152_USB_INT IT8152_PD_IRQ(1) | |
101 | #define IT8152_AUDIO_INT IT8152_PD_IRQ(0) | |
102 | ||
103 | struct pci_dev; | |
104 | struct pci_sys_data; | |
105 | ||
106 | extern void it8152_irq_demux(unsigned int irq, struct irq_desc *desc); | |
107 | extern void it8152_init_irq(void); | |
d5341942 | 108 | extern int it8152_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin); |
a8fc0789 MR |
109 | extern int it8152_pci_setup(int nr, struct pci_sys_data *sys); |
110 | extern struct pci_bus *it8152_pci_scan_bus(int nr, struct pci_sys_data *sys); | |
111 | ||
112 | #endif /* __ASM_HARDWARE_IT8152_H */ |