| /* 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) |
