46 static void ostm_timer_stop(struct timer_of *to)  in ostm_timer_stop()  argument
48 	if (readb(timer_of_base(to) + OSTM_TE) & TE) {  in ostm_timer_stop()
49 		writeb(TT, timer_of_base(to) + OSTM_TT);  in ostm_timer_stop()
56 		while (readb(timer_of_base(to) + OSTM_TE) & TE)  in ostm_timer_stop()
61 static int __init ostm_init_clksrc(struct timer_of *to)  in ostm_init_clksrc()  argument
63 	ostm_timer_stop(to);  in ostm_init_clksrc()
65 	writel(0, timer_of_base(to) + OSTM_CMP);  in ostm_init_clksrc()
66 	writeb(CTL_FREERUN, timer_of_base(to) + OSTM_CTL);  in ostm_init_clksrc()
67 	writeb(TS, timer_of_base(to) + OSTM_TS);  in ostm_init_clksrc()
69 	return clocksource_mmio_init(timer_of_base(to) + OSTM_CNT,  in ostm_init_clksrc()
70 				     to->np->full_name, timer_of_rate(to), 300,  in ostm_init_clksrc()
79 static void __init ostm_init_sched_clock(struct timer_of *to)  in ostm_init_sched_clock()  argument
81 	system_clock = timer_of_base(to) + OSTM_CNT;  in ostm_init_sched_clock()
82 	sched_clock_register(ostm_read_sched_clock, 32, timer_of_rate(to));  in ostm_init_sched_clock()
88 	struct timer_of *to = to_timer_of(ced);  in ostm_clock_event_next()  local
90 	ostm_timer_stop(to);  in ostm_clock_event_next()
92 	writel(delta, timer_of_base(to) + OSTM_CMP);  in ostm_clock_event_next()
93 	writeb(CTL_ONESHOT, timer_of_base(to) + OSTM_CTL);  in ostm_clock_event_next()
94 	writeb(TS, timer_of_base(to) + OSTM_TS);  in ostm_clock_event_next()
101 	struct timer_of *to = to_timer_of(ced);  in ostm_shutdown()  local
103 	ostm_timer_stop(to);  in ostm_shutdown()
109 	struct timer_of *to = to_timer_of(ced);  in ostm_set_periodic()  local
112 		ostm_timer_stop(to);  in ostm_set_periodic()
114 	writel(timer_of_period(to) - 1, timer_of_base(to) + OSTM_CMP);  in ostm_set_periodic()
115 	writeb(CTL_PERIODIC, timer_of_base(to) + OSTM_CTL);  in ostm_set_periodic()
116 	writeb(TS, timer_of_base(to) + OSTM_TS);  in ostm_set_periodic()
123 	struct timer_of *to = to_timer_of(ced);  in ostm_set_oneshot()  local
125 	ostm_timer_stop(to);  in ostm_set_oneshot()
144 static int __init ostm_init_clkevt(struct timer_of *to)  in ostm_init_clkevt()  argument
146 	struct clock_event_device *ced = &to->clkevt;  in ostm_init_clkevt()
156 	clockevents_config_and_register(ced, timer_of_rate(to), 0xf,  in ostm_init_clkevt()
165 	struct timer_of *to;  in ostm_init()  local
168 	to = kzalloc(sizeof(*to), GFP_KERNEL);  in ostm_init()
169 	if (!to)  in ostm_init()
180 	to->flags = TIMER_OF_BASE | TIMER_OF_CLOCK;  in ostm_init()
185 		to->flags |= TIMER_OF_IRQ;  in ostm_init()
186 		to->of_irq.flags = IRQF_TIMER | IRQF_IRQPOLL;  in ostm_init()
187 		to->of_irq.handler = ostm_timer_interrupt;  in ostm_init()
190 	ret = timer_of_init(np, to);  in ostm_init()
199 		ret = ostm_init_clksrc(to);  in ostm_init()
203 		ostm_init_sched_clock(to);  in ostm_init()
206 		ret = ostm_init_clkevt(to);  in ostm_init()
216 	timer_of_cleanup(to);  in ostm_init()
221 	kfree(to);  in ostm_init()