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/*
* ADM5120 interrupt controller definitions
*
* This header file defines the hardware registers of the ADM5120 SoC
* built-in interrupt controller.
*
* Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
*/
#ifndef _MACH_ADM5120_INTC_H
#define _MACH_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 /* _MACH_ADM5120_INTC_H */
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