2 * linux/arch/mips/tx4938/common/irq.c
4 * Common tx4938 irq handler
5 * Copyright (C) 2000-2001 Toshiba Corporation
7 * 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the
8 * terms of the GNU General Public License version 2. This program is
9 * licensed "as is" without any warranty of any kind, whether express
12 * Support for TX4938 in 2.6 - Manish Lachwani (mlachwani@mvista.com)
14 #include <linux/init.h>
15 #include <linux/interrupt.h>
16 #include <asm/irq_cpu.h>
17 #include <asm/txx9/tx4938.h>
19 void __init tx4938_irq_init(void)
24 txx9_irq_init(TX4938_IRC_REG & 0xfffffffffULL);
25 set_irq_chained_handler(MIPS_CPU_IRQ_BASE + TX4938_IRC_INT,
27 /* raise priority for errors, timers, SIO */
28 txx9_irq_set_pri(TX4938_IR_ECCERR, 7);
29 txx9_irq_set_pri(TX4938_IR_WTOERR, 7);
30 txx9_irq_set_pri(TX4938_IR_PCIERR, 7);
31 txx9_irq_set_pri(TX4938_IR_PCIPME, 7);
32 for (i = 0; i < TX4938_NUM_IR_TMR; i++)
33 txx9_irq_set_pri(TX4938_IR_TMR(i), 6);
34 for (i = 0; i < TX4938_NUM_IR_SIO; i++)
35 txx9_irq_set_pri(TX4938_IR_SIO(i), 5);