diff options
Diffstat (limited to 'arch/mips/au1000/common/time.c')
| -rw-r--r-- | arch/mips/au1000/common/time.c | 46 |
1 files changed, 1 insertions, 45 deletions
diff --git a/arch/mips/au1000/common/time.c b/arch/mips/au1000/common/time.c index 8fc29982d70..2556399708b 100644 --- a/arch/mips/au1000/common/time.c +++ b/arch/mips/au1000/common/time.c @@ -64,48 +64,8 @@ static unsigned long last_pc0, last_match20; static DEFINE_SPINLOCK(time_lock); -static inline void ack_r4ktimer(unsigned long newval) -{ - write_c0_compare(newval); -} - -/* - * There are a lot of conceptually broken versions of the MIPS timer interrupt - * handler floating around. This one is rather different, but the algorithm - * is provably more robust. - */ unsigned long wtimer; -void mips_timer_interrupt(void) -{ - int irq = 63; - - irq_enter(); - kstat_this_cpu.irqs[irq]++; - - if (r4k_offset == 0) - goto null; - - do { - kstat_this_cpu.irqs[irq]++; - do_timer(1); -#ifndef CONFIG_SMP - update_process_times(user_mode(get_irq_regs())); -#endif - r4k_cur += r4k_offset; - ack_r4ktimer(r4k_cur); - - } while (((unsigned long)read_c0_count() - - r4k_cur) < 0x7fffffff); - - irq_exit(); - return; - -null: - ack_r4ktimer(0); - irq_exit(); -} - #ifdef CONFIG_PM irqreturn_t counter0_irq(int irq, void *dev_id) { @@ -240,7 +200,7 @@ unsigned long cal_r4koff(void) while (au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_T1S); while (au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_C1S); - au_writel (0, SYS_TOYWRITE); + au_writel(0, SYS_TOYWRITE); while (au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_C1S); cpu_speed = (au_readl(SYS_CPUPLL) & 0x0000003f) * @@ -329,7 +289,3 @@ void __init plat_timer_setup(struct irqaction *irq) #endif } - -void __init au1xxx_time_init(void) -{ -} |