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 13 #include <mach/irqs.h> 14 15 extern void __iomem *it8152_base_address; 16 17 #define IT8152_IO_BASE (it8152_base_address + 0x03e00000) 18 #define IT8152_CFGREG_BASE (it8152_base_address + 0x03f00000) 19 20 #define __REG_IT8152(x) (it8152_base_address + (x)) 21 22 #define IT8152_PCI_CFG_ADDR __REG_IT8152(0x3f00800) 23 #define IT8152_PCI_CFG_DATA __REG_IT8152(0x3f00804) 24 25 #define IT8152_INTC_LDCNIRR __REG_IT8152(0x3f00300) 26 #define IT8152_INTC_LDPNIRR __REG_IT8152(0x3f00304) 27 #define IT8152_INTC_LDCNIMR __REG_IT8152(0x3f00308) 28 #define IT8152_INTC_LDPNIMR __REG_IT8152(0x3f0030C) 29 #define IT8152_INTC_LDNITR __REG_IT8152(0x3f00310) 30 #define IT8152_INTC_LDNIAR __REG_IT8152(0x3f00314) 31 #define IT8152_INTC_LPCNIRR __REG_IT8152(0x3f00320) 32 #define IT8152_INTC_LPPNIRR __REG_IT8152(0x3f00324) 33 #define IT8152_INTC_LPCNIMR __REG_IT8152(0x3f00328) 34 #define IT8152_INTC_LPPNIMR __REG_IT8152(0x3f0032C) 35 #define IT8152_INTC_LPNITR __REG_IT8152(0x3f00330) 36 #define IT8152_INTC_LPNIAR __REG_IT8152(0x3f00334) 37 #define IT8152_INTC_PDCNIRR __REG_IT8152(0x3f00340) 38 #define IT8152_INTC_PDPNIRR __REG_IT8152(0x3f00344) 39 #define IT8152_INTC_PDCNIMR __REG_IT8152(0x3f00348) 40 #define IT8152_INTC_PDPNIMR __REG_IT8152(0x3f0034C) 41 #define IT8152_INTC_PDNITR __REG_IT8152(0x3f00350) 42 #define IT8152_INTC_PDNIAR __REG_IT8152(0x3f00354) 43 #define IT8152_INTC_INTC_TYPER __REG_IT8152(0x3f003FC) 44 45 #define IT8152_GPIO_GPDR __REG_IT8152(0x3f00500) 46 47 /* 48 Interrupt controller per register summary: 49 --------------------------------------- 50 LCDNIRR: 51 IT8152_LD_IRQ(8) PCICLK stop 52 IT8152_LD_IRQ(7) MCLK ready 53 IT8152_LD_IRQ(6) s/w 54 IT8152_LD_IRQ(5) UART 55 IT8152_LD_IRQ(4) GPIO 56 IT8152_LD_IRQ(3) TIMER 4 57 IT8152_LD_IRQ(2) TIMER 3 58 IT8152_LD_IRQ(1) TIMER 2 59 IT8152_LD_IRQ(0) TIMER 1 60 61 LPCNIRR: 62 IT8152_LP_IRQ(x) serial IRQ x 63 64 PCIDNIRR: 65 IT8152_PD_IRQ(14) PCISERR 66 IT8152_PD_IRQ(13) CPU/PCI bridge target abort (h2pTADR) 67 IT8152_PD_IRQ(12) CPU/PCI bridge master abort (h2pMADR) 68 IT8152_PD_IRQ(11) PCI INTD 69 IT8152_PD_IRQ(10) PCI INTC 70 IT8152_PD_IRQ(9) PCI INTB 71 IT8152_PD_IRQ(8) PCI INTA 72 IT8152_PD_IRQ(7) serial INTD 73 IT8152_PD_IRQ(6) serial INTC 74 IT8152_PD_IRQ(5) serial INTB 75 IT8152_PD_IRQ(4) serial INTA 76 IT8152_PD_IRQ(3) serial IRQ IOCHK (IOCHKR) 77 IT8152_PD_IRQ(2) chaining DMA (CDMAR) 78 IT8152_PD_IRQ(1) USB (USBR) 79 IT8152_PD_IRQ(0) Audio controller (ACR) 80 */ 81 #define IT8152_IRQ(x) (IRQ_BOARD_START + (x)) 82 #define IT8152_LAST_IRQ (IRQ_BOARD_START + 40) 83 84 /* IRQ-sources in 3 groups - local devices, LPC (serial), and external PCI */ 85 #define IT8152_LD_IRQ_COUNT 9 86 #define IT8152_LP_IRQ_COUNT 16 87 #define IT8152_PD_IRQ_COUNT 15 88 89 /* Priorities: */ 90 #define IT8152_PD_IRQ(i) IT8152_IRQ(i) 91 #define IT8152_LP_IRQ(i) (IT8152_IRQ(i) + IT8152_PD_IRQ_COUNT) 92 #define IT8152_LD_IRQ(i) (IT8152_IRQ(i) + IT8152_PD_IRQ_COUNT + IT8152_LP_IRQ_COUNT) 93 94 /* frequently used interrupts */ 95 #define IT8152_PCISERR IT8152_PD_IRQ(14) 96 #define IT8152_H2PTADR IT8152_PD_IRQ(13) 97 #define IT8152_H2PMAR IT8152_PD_IRQ(12) 98 #define IT8152_PCI_INTD IT8152_PD_IRQ(11) 99 #define IT8152_PCI_INTC IT8152_PD_IRQ(10) 100 #define IT8152_PCI_INTB IT8152_PD_IRQ(9) 101 #define IT8152_PCI_INTA IT8152_PD_IRQ(8) 102 #define IT8152_CDMA_INT IT8152_PD_IRQ(2) 103 #define IT8152_USB_INT IT8152_PD_IRQ(1) 104 #define IT8152_AUDIO_INT IT8152_PD_IRQ(0) 105 106 struct pci_dev; 107 struct pci_sys_data; 108 109 extern void it8152_irq_demux(unsigned int irq, struct irq_desc *desc); 110 extern void it8152_init_irq(void); 111 extern int it8152_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin); 112 extern int it8152_pci_setup(int nr, struct pci_sys_data *sys); 113 extern struct pci_bus *it8152_pci_scan_bus(int nr, struct pci_sys_data *sys); 114 115 #endif /* __ASM_HARDWARE_IT8152_H */ 116