diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/mips/txx9/generic/irq_tx4938.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/mips/txx9/generic/irq_tx4938.c b/arch/mips/txx9/generic/irq_tx4938.c new file mode 100644 index 000000000..aace85653 --- /dev/null +++ b/arch/mips/txx9/generic/irq_tx4938.c @@ -0,0 +1,37 @@ +/* + * linux/arch/mips/tx4938/common/irq.c + * + * Common tx4938 irq handler + * Copyright (C) 2000-2001 Toshiba Corporation + * + * 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the + * terms of the GNU General Public License version 2. This program is + * licensed "as is" without any warranty of any kind, whether express + * or implied. + * + * Support for TX4938 in 2.6 - Manish Lachwani (mlachwani@mvista.com) + */ +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <asm/irq_cpu.h> +#include <asm/txx9/tx4938.h> + +void __init tx4938_irq_init(void) +{ + int i; + + mips_cpu_irq_init(); + txx9_irq_init(TX4938_IRC_REG & 0xfffffffffULL); + irq_set_chained_handler(MIPS_CPU_IRQ_BASE + TX4938_IRC_INT, + handle_simple_irq); + /* raise priority for errors, timers, SIO */ + txx9_irq_set_pri(TX4938_IR_ECCERR, 7); + txx9_irq_set_pri(TX4938_IR_WTOERR, 7); + txx9_irq_set_pri(TX4938_IR_PCIERR, 7); + txx9_irq_set_pri(TX4938_IR_PCIPME, 7); + for (i = 0; i < TX4938_NUM_IR_TMR; i++) + txx9_irq_set_pri(TX4938_IR_TMR(i), 6); + for (i = 0; i < TX4938_NUM_IR_SIO; i++) + txx9_irq_set_pri(TX4938_IR_SIO(i), 5); +} |