/* * U-boot bf537_irq.h * * Copyright (c) 2005-2007 Analog Devices Inc. * * 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 * Copyright (c) 2002 Arcturus Networks Inc. (www.arcturusnetworks.com) * Copyright (c) 2002 Lineo, Inc. * * Adapted for BlackFin BF537 by Bas Vermeulen * 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., 51 Franklin St, Fifth Floor, Boston, * MA 02110-1301 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