diff options
Diffstat (limited to 'target/linux/ramips/files-3.7/arch/mips/ralink/rt3883/irq.c')
| -rw-r--r-- | target/linux/ramips/files-3.7/arch/mips/ralink/rt3883/irq.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/target/linux/ramips/files-3.7/arch/mips/ralink/rt3883/irq.c b/target/linux/ramips/files-3.7/arch/mips/ralink/rt3883/irq.c deleted file mode 100644 index b561fd38cd..0000000000 --- a/target/linux/ramips/files-3.7/arch/mips/ralink/rt3883/irq.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - * Ralink RT3662/RT3883 SoC specific interrupt handling - * - * Copyright (C) 2011-2012 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. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/irq.h> - -#include <asm/irq_cpu.h> -#include <asm/mipsregs.h> - -#include <asm/mach-ralink/common.h> -#include <asm/mach-ralink/rt3883.h> -#include <asm/mach-ralink/rt3883_regs.h> - -static void rt3883_intc_irq_dispatch(void) -{ - u32 pending; - - pending = ramips_intc_get_status(); - - if (pending & RT3883_INTC_INT_TIMER0) - do_IRQ(RT3883_INTC_IRQ_TIMER0); - - else if (pending & RT3883_INTC_INT_TIMER1) - do_IRQ(RT3883_INTC_IRQ_TIMER1); - - else if (pending & RT3883_INTC_INT_UART0) - do_IRQ(RT3883_INTC_IRQ_UART0); - - else if (pending & RT3883_INTC_INT_UART1) - do_IRQ(RT3883_INTC_IRQ_UART1); - - else if (pending & RT3883_INTC_INT_PERFC) - do_IRQ(RT3883_INTC_IRQ_PERFC); - - else if (pending & RT3883_INTC_INT_UHST) - do_IRQ(RT3883_INTC_IRQ_UHST); - - /* TODO: handle PIO interrupts as well */ - - else - spurious_interrupt(); -} - -asmlinkage void plat_irq_dispatch(void) -{ - unsigned long pending; - - pending = read_c0_status() & read_c0_cause() & ST0_IM; - - if (pending & STATUSF_IP7) - do_IRQ(RT3883_CPU_IRQ_COUNTER); - - else if (pending & STATUSF_IP5) - do_IRQ(RT3883_CPU_IRQ_FE); - - else if (pending & STATUSF_IP6) - do_IRQ(RT3883_CPU_IRQ_WLAN); - - else if (pending & STATUSF_IP4) - do_IRQ(RT3883_CPU_IRQ_PCI); - - else if (pending & STATUSF_IP2) - rt3883_intc_irq_dispatch(); - - else - spurious_interrupt(); -} - -void __init arch_init_irq(void) -{ - mips_cpu_irq_init(); - ramips_intc_irq_init(RT3883_INTC_BASE, RT3883_CPU_IRQ_INTC, - RT3883_INTC_IRQ_BASE); - cp0_perfcount_irq = RT3883_INTC_IRQ_PERFC; -} |