diff options
Diffstat (limited to 'include/asm-blackfin/arch-bf537/irq.h')
| -rw-r--r-- | include/asm-blackfin/arch-bf537/irq.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/include/asm-blackfin/arch-bf537/irq.h b/include/asm-blackfin/arch-bf537/irq.h new file mode 100644 index 0000000..4cb4c15 --- /dev/null +++ b/include/asm-blackfin/arch-bf537/irq.h @@ -0,0 +1,94 @@ +/* + * U-boot bf537_irq.h + * + * Copyright (c) 2005 blackfin.uclinux.org + * + * This file is based on + * linux/arch/$(ARCH)/platform/$(PLATFORM)/irq.c + * Changed by HuTao Apr18, 2003 + * + * Copyright was missing when I got the code so took from MIPS arch ...MaTed--- + * Copyright (C) 1994 by Waldorf GMBH, written by Ralf Baechle + * Copyright (C) 1995, 96, 97, 98, 99, 2000, 2001 by Ralf Baechle + * + * Adapted for BlackFin (ADI) by Ted Ma <mated@sympatico.ca> + * Copyright (c) 2002 Arcturus Networks Inc. (www.arcturusnetworks.com) + * Copyright (c) 2002 Lineo, Inc. <mattw@lineo.com> + * + * Adapted for BlackFin BF537 by Bas Vermeulen <bas@buyways.nl> + * Copyright (c) 2003 BuyWays B.V. (www.buyways.nl) + + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _BF537_IRQ_H_ +#define _BF537_IRQ_H_ + +/* + * Interrupt source definitions + * Event Source Core Event Name Number + * EMU 0 + * Reset RST 1 + * NMI NMI 2 + * Exception EVX 3 + * Reserved -- 4 + * Hardware Error IVHW 5 + * Core Timer IVTMR 6 + * PLL Wakeup Interrupt IVG7 7 + * DMA Error (generic) IVG7 8 + * PPI Error Interrupt IVG7 9 + * SPORT0 Error Interrupt IVG7 10 + * SPORT1 Error Interrupt IVG7 11 + * SPI Error Interrupt IVG7 12 + * UART Error Interrupt IVG7 13 + * RTC Interrupt IVG8 14 + * DMA0 Interrupt (PPI) IVG8 15 + * DMA1 (SPORT0 RX) IVG9 16 + * DMA2 (SPORT0 TX) IVG9 17 + * DMA3 (SPORT1 RX) IVG9 18 + * DMA4 (SPORT1 TX) IVG9 19 + * DMA5 (PPI) IVG10 20 + * DMA6 (UART RX) IVG10 21 + * DMA7 (UART TX) IVG10 22 + * Timer0 IVG11 23 + * Timer1 IVG11 24 + * Timer2 IVG11 25 + * PF Interrupt A IVG12 26 + * PF Interrupt B IVG12 27 + * DMA8/9 Interrupt IVG13 28 + * DMA10/11 Interrupt IVG13 29 + * Watchdog Timer IVG13 30 + * Software Interrupt 1 IVG14 31 + * Software Interrupt 2 -- + * (lowest priority) IVG15 32 + */ + +#define IRQ_EMU 0 /* Emulation */ +#define IRQ_RST 1 /* reset */ +#define IRQ_NMI 2 /* Non Maskable */ +#define IRQ_EVX 3 /* Exception */ +#define IRQ_UNUSED 4 /* - unused interrupt */ +#define IRQ_HWERR 5 /* Hardware Error */ +#define IRQ_CORETMR 6 /* Core timer */ + +#define IRQ_UART_RX_BIT 0x0800 +#define IRQ_UART_TX_BIT 0x1000 +#define IRQ_UART_ERROR_BIT 0x40 + +#endif |