/* SPDX-License-Identifier: GPL-2.0 */ /* * arch/arm/mach-footbridge/include/mach/irqs.h * * Copyright (C) 1998 Russell King * Copyright (C) 1998 Phil Blundell * * Changelog: * 20-Jan-1998 RMK Started merge of EBSA286, CATS and NetWinder * 01-Feb-1999 PJB ISA IRQs start at 0 not 16 */ #include <asm/mach-types.h> #define NR_IRQS 36 #define NR_DC21285_IRQS 16 #define _ISA_IRQ(x) (0 + (x)) #define _ISA_INR(x) ((x) - 0) #define _DC21285_IRQ(x) (16 + (x)) #define _DC21285_INR(x) ((x) - 16) /* * This is a list of all interrupts that the 21285 * can generate and we handle. */ #define IRQ_CONRX _DC21285_IRQ(0) #define IRQ_CONTX _DC21285_IRQ(1) #define IRQ_TIMER1 _DC21285_IRQ(2) #define IRQ_TIMER2 _DC21285_IRQ(3) #define IRQ_TIMER3 _DC21285_IRQ(4) #define IRQ_IN0 _DC21285_IRQ(5) #define IRQ_IN1 _DC21285_IRQ(6) #define IRQ_IN2 _DC21285_IRQ(7) #define IRQ_IN3 _DC21285_IRQ(8) #define IRQ_DOORBELLHOST _DC21285_IRQ(9) #define IRQ_DMA1 _DC21285_IRQ(10) #define IRQ_DMA2 _DC21285_IRQ(11) #define IRQ_PCI _DC21285_IRQ(12) #define IRQ_SDRAMPARITY _DC21285_IRQ(13) #define IRQ_I2OINPOST _DC21285_IRQ(14) #define IRQ_PCI_ABORT _DC21285_IRQ(15) #define IRQ_PCI_SERR _DC21285_IRQ(16) #define IRQ_DISCARD_TIMER _DC21285_IRQ(17) #define IRQ_PCI_DPERR _DC21285_IRQ(18) #define IRQ_PCI_PERR _DC21285_IRQ(19) #define IRQ_ISA_TIMER _ISA_IRQ(0) #define IRQ_ISA_KEYBOARD _ISA_IRQ(1) #define IRQ_ISA_CASCADE _ISA_IRQ(2) #define IRQ_ISA_UART2 _ISA_IRQ(3) #define IRQ_ISA_UART _ISA_IRQ(4) #define IRQ_ISA_FLOPPY _ISA_IRQ(6) #define IRQ_ISA_PRINTER _ISA_IRQ(7) #define IRQ_ISA_RTC_ALARM _ISA_IRQ(8) #define IRQ_ISA_2 _ISA_IRQ(9) #define IRQ_ISA_PS2MOUSE _ISA_IRQ(12) #define IRQ_ISA_HARDDISK1 _ISA_IRQ(14) #define IRQ_ISA_HARDDISK2 _ISA_IRQ(15) #define IRQ_MASK_UART_RX (1 << 2) #define IRQ_MASK_UART_TX (1 << 3) #define IRQ_MASK_TIMER1 (1 << 4) #define IRQ_MASK_TIMER2 (1 << 5) #define IRQ_MASK_TIMER3 (1 << 6) #define IRQ_MASK_IN0 (1 << 8) #define IRQ_MASK_IN1 (1 << 9) #define IRQ_MASK_IN2 (1 << 10) #define IRQ_MASK_IN3 (1 << 11) #define IRQ_MASK_DOORBELLHOST (1 << 15) #define IRQ_MASK_DMA1 (1 << 16) #define IRQ_MASK_DMA2 (1 << 17) #define IRQ_MASK_PCI (1 << 18) #define IRQ_MASK_SDRAMPARITY (1 << 24) #define IRQ_MASK_I2OINPOST (1 << 25) #define IRQ_MASK_PCI_ABORT ((1 << 29) | (1 << 30)) #define IRQ_MASK_PCI_SERR (1 << 23) #define IRQ_MASK_DISCARD_TIMER (1 << 27) #define IRQ_MASK_PCI_DPERR (1 << 28) #define IRQ_MASK_PCI_PERR (1 << 31) /* * Netwinder interrupt allocations */ #define IRQ_NETWINDER_ETHER10 IRQ_IN0 #define IRQ_NETWINDER_ETHER100 IRQ_IN1 #define IRQ_NETWINDER_VIDCOMP IRQ_IN2 #define IRQ_NETWINDER_PS2MOUSE _ISA_IRQ(5) #define IRQ_NETWINDER_IR _ISA_IRQ(6) #define IRQ_NETWINDER_BUTTON _ISA_IRQ(10) #define IRQ_NETWINDER_VGA _ISA_IRQ(11) #define IRQ_NETWINDER_SOUND _ISA_IRQ(12) #define I8042_KBD_IRQ IRQ_ISA_KEYBOARD #define I8042_AUX_IRQ (machine_is_netwinder() ? IRQ_NETWINDER_PS2MOUSE : IRQ_ISA_PS2MOUSE) #define IRQ_FLOPPYDISK IRQ_ISA_FLOPPY #define irq_canonicalize(_i) (((_i) == IRQ_ISA_CASCADE) ? IRQ_ISA_2 : _i)