1*b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2a09e64fbSRussell King /* 3a09e64fbSRussell King * arch/arm/mach-footbridge/include/mach/irqs.h 4a09e64fbSRussell King * 5a09e64fbSRussell King * Copyright (C) 1998 Russell King 6a09e64fbSRussell King * Copyright (C) 1998 Phil Blundell 7a09e64fbSRussell King * 8a09e64fbSRussell King * Changelog: 9a09e64fbSRussell King * 20-Jan-1998 RMK Started merge of EBSA286, CATS and NetWinder 10a09e64fbSRussell King * 01-Feb-1999 PJB ISA IRQs start at 0 not 16 11a09e64fbSRussell King */ 12a09e64fbSRussell King #include <asm/mach-types.h> 13a09e64fbSRussell King 14a09e64fbSRussell King #define NR_IRQS 36 15a09e64fbSRussell King #define NR_DC21285_IRQS 16 16a09e64fbSRussell King 17a09e64fbSRussell King #define _ISA_IRQ(x) (0 + (x)) 18a09e64fbSRussell King #define _ISA_INR(x) ((x) - 0) 19a09e64fbSRussell King #define _DC21285_IRQ(x) (16 + (x)) 20a09e64fbSRussell King #define _DC21285_INR(x) ((x) - 16) 21a09e64fbSRussell King 22a09e64fbSRussell King /* 23a09e64fbSRussell King * This is a list of all interrupts that the 21285 24a09e64fbSRussell King * can generate and we handle. 25a09e64fbSRussell King */ 26a09e64fbSRussell King #define IRQ_CONRX _DC21285_IRQ(0) 27a09e64fbSRussell King #define IRQ_CONTX _DC21285_IRQ(1) 28a09e64fbSRussell King #define IRQ_TIMER1 _DC21285_IRQ(2) 29a09e64fbSRussell King #define IRQ_TIMER2 _DC21285_IRQ(3) 30a09e64fbSRussell King #define IRQ_TIMER3 _DC21285_IRQ(4) 31a09e64fbSRussell King #define IRQ_IN0 _DC21285_IRQ(5) 32a09e64fbSRussell King #define IRQ_IN1 _DC21285_IRQ(6) 33a09e64fbSRussell King #define IRQ_IN2 _DC21285_IRQ(7) 34a09e64fbSRussell King #define IRQ_IN3 _DC21285_IRQ(8) 35a09e64fbSRussell King #define IRQ_DOORBELLHOST _DC21285_IRQ(9) 36a09e64fbSRussell King #define IRQ_DMA1 _DC21285_IRQ(10) 37a09e64fbSRussell King #define IRQ_DMA2 _DC21285_IRQ(11) 38a09e64fbSRussell King #define IRQ_PCI _DC21285_IRQ(12) 39a09e64fbSRussell King #define IRQ_SDRAMPARITY _DC21285_IRQ(13) 40a09e64fbSRussell King #define IRQ_I2OINPOST _DC21285_IRQ(14) 41a09e64fbSRussell King #define IRQ_PCI_ABORT _DC21285_IRQ(15) 42a09e64fbSRussell King #define IRQ_PCI_SERR _DC21285_IRQ(16) 43a09e64fbSRussell King #define IRQ_DISCARD_TIMER _DC21285_IRQ(17) 44a09e64fbSRussell King #define IRQ_PCI_DPERR _DC21285_IRQ(18) 45a09e64fbSRussell King #define IRQ_PCI_PERR _DC21285_IRQ(19) 46a09e64fbSRussell King 47a09e64fbSRussell King #define IRQ_ISA_TIMER _ISA_IRQ(0) 48a09e64fbSRussell King #define IRQ_ISA_KEYBOARD _ISA_IRQ(1) 49a09e64fbSRussell King #define IRQ_ISA_CASCADE _ISA_IRQ(2) 50a09e64fbSRussell King #define IRQ_ISA_UART2 _ISA_IRQ(3) 51a09e64fbSRussell King #define IRQ_ISA_UART _ISA_IRQ(4) 52a09e64fbSRussell King #define IRQ_ISA_FLOPPY _ISA_IRQ(6) 53a09e64fbSRussell King #define IRQ_ISA_PRINTER _ISA_IRQ(7) 54a09e64fbSRussell King #define IRQ_ISA_RTC_ALARM _ISA_IRQ(8) 55a09e64fbSRussell King #define IRQ_ISA_2 _ISA_IRQ(9) 56a09e64fbSRussell King #define IRQ_ISA_PS2MOUSE _ISA_IRQ(12) 57a09e64fbSRussell King #define IRQ_ISA_HARDDISK1 _ISA_IRQ(14) 58a09e64fbSRussell King #define IRQ_ISA_HARDDISK2 _ISA_IRQ(15) 59a09e64fbSRussell King 60a09e64fbSRussell King #define IRQ_MASK_UART_RX (1 << 2) 61a09e64fbSRussell King #define IRQ_MASK_UART_TX (1 << 3) 62a09e64fbSRussell King #define IRQ_MASK_TIMER1 (1 << 4) 63a09e64fbSRussell King #define IRQ_MASK_TIMER2 (1 << 5) 64a09e64fbSRussell King #define IRQ_MASK_TIMER3 (1 << 6) 65a09e64fbSRussell King #define IRQ_MASK_IN0 (1 << 8) 66a09e64fbSRussell King #define IRQ_MASK_IN1 (1 << 9) 67a09e64fbSRussell King #define IRQ_MASK_IN2 (1 << 10) 68a09e64fbSRussell King #define IRQ_MASK_IN3 (1 << 11) 69a09e64fbSRussell King #define IRQ_MASK_DOORBELLHOST (1 << 15) 70a09e64fbSRussell King #define IRQ_MASK_DMA1 (1 << 16) 71a09e64fbSRussell King #define IRQ_MASK_DMA2 (1 << 17) 72a09e64fbSRussell King #define IRQ_MASK_PCI (1 << 18) 73a09e64fbSRussell King #define IRQ_MASK_SDRAMPARITY (1 << 24) 74a09e64fbSRussell King #define IRQ_MASK_I2OINPOST (1 << 25) 75a09e64fbSRussell King #define IRQ_MASK_PCI_ABORT ((1 << 29) | (1 << 30)) 76a09e64fbSRussell King #define IRQ_MASK_PCI_SERR (1 << 23) 77a09e64fbSRussell King #define IRQ_MASK_DISCARD_TIMER (1 << 27) 78a09e64fbSRussell King #define IRQ_MASK_PCI_DPERR (1 << 28) 79a09e64fbSRussell King #define IRQ_MASK_PCI_PERR (1 << 31) 80a09e64fbSRussell King 81a09e64fbSRussell King /* 82a09e64fbSRussell King * Netwinder interrupt allocations 83a09e64fbSRussell King */ 84a09e64fbSRussell King #define IRQ_NETWINDER_ETHER10 IRQ_IN0 85a09e64fbSRussell King #define IRQ_NETWINDER_ETHER100 IRQ_IN1 86a09e64fbSRussell King #define IRQ_NETWINDER_VIDCOMP IRQ_IN2 87a09e64fbSRussell King #define IRQ_NETWINDER_PS2MOUSE _ISA_IRQ(5) 88a09e64fbSRussell King #define IRQ_NETWINDER_IR _ISA_IRQ(6) 89a09e64fbSRussell King #define IRQ_NETWINDER_BUTTON _ISA_IRQ(10) 90a09e64fbSRussell King #define IRQ_NETWINDER_VGA _ISA_IRQ(11) 91a09e64fbSRussell King #define IRQ_NETWINDER_SOUND _ISA_IRQ(12) 92a09e64fbSRussell King 93a09e64fbSRussell King #define I8042_KBD_IRQ IRQ_ISA_KEYBOARD 94a09e64fbSRussell King #define I8042_AUX_IRQ (machine_is_netwinder() ? IRQ_NETWINDER_PS2MOUSE : IRQ_ISA_PS2MOUSE) 95a09e64fbSRussell King #define IRQ_FLOPPYDISK IRQ_ISA_FLOPPY 96a09e64fbSRussell King 97a09e64fbSRussell King #define irq_canonicalize(_i) (((_i) == IRQ_ISA_CASCADE) ? IRQ_ISA_2 : _i) 98