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openwrt-xburst/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_intc.h

77 lines
2.7 KiB
C

/*
* $Id$
*
* ADM5120 interrupt controller definitions
*
* This header file defines the hardware registers of the ADM5120 SoC
* built-in interrupt controller.
*
* Copyright (C) 2007 OpenWrt.org
* Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
*
* 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 Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef _ADM5120_INTC_H_
#define _ADM5120_INTC_H_
/*
* INTC register offsets
*/
#define INTC_REG_IRQ_STATUS 0x00 /* Interrupt status after masking */
#define INTC_REG_IRQ_RAW_STATUS 0x04 /* Interrupt status before masking */
#define INTC_REG_IRQ_ENABLE 0x08 /* Used to enable the interrupt sources */
#define INTC_REG_IRQ_ENABLE_CLEAR 0x0C /* Used to disable the interrupt sources */
#define INTC_REG_IRQ_DISABLE INTC_REG_IRQ_ENABLE_CLEAR
#define INTC_REG_INT_MODE 0x14 /* The interrupt mode of the sources */
#define INTC_REG_FIQ_STATUS 0x18 /* FIQ status */
#define INTC_REG_IRQ_TEST_SOURCE 0x1C
#define INTC_REG_IRQ_SOURCE_SELECT 0x20
#define INTC_REG_INT_LEVEL 0x24
/*
* INTC IRQ numbers
*/
#define INTC_IRQ_TIMER 0 /* built in timer */
#define INTC_IRQ_UART0 1 /* built-in UART0 */
#define INTC_IRQ_UART1 2 /* built-in UART1 */
#define INTC_IRQ_USBC 3 /* USB Host Controller */
#define INTC_IRQ_GPIO2 4 /* GPIO line 2 */
#define INTC_IRQ_GPIO4 5 /* GPIO line 4 */
#define INTC_IRQ_PCI0 6 /* PCI slot 2 */
#define INTC_IRQ_PCI1 7 /* PCI slot 3 */
#define INTC_IRQ_PCI2 8 /* PCI slot 4 */
#define INTC_IRQ_SWITCH 9 /* built-in ethernet switch */
#define INTC_IRQ_LAST INTC_IRQ_SWITCH
#define INTC_IRQ_COUNT 10
/*
* INTC register bits
*/
#define INTC_INT_TIMER ( 1 << INTC_IRQ_TIMER )
#define INTC_INT_UART0 ( 1 << INTC_IRQ_UART0 )
#define INTC_INT_UART1 ( 1 << INTC_IRQ_UART1 )
#define INTC_INT_USBC ( 1 << INTC_IRQ_USBC )
#define INTC_INT_INTX0 ( 1 << INTC_IRQ_INTX0 )
#define INTC_INT_INTX1 ( 1 << INTC_IRQ_INTX1 )
#define INTC_INT_PCI0 ( 1 << INTC_IRQ_PCI0 )
#define INTC_INT_PCI1 ( 1 << INTC_IRQ_PCI1 )
#define INTC_INT_PCI2 ( 1 << INTC_IRQ_PCI2 )
#define INTC_INT_SWITCH ( 1 << INTC_IRQ_SWITCH )
#define INTC_INT_ALL (( 1 << INTC_IRQ_COUNT)-1)
#endif /* _ADM5120_INTC_H_ */