drivers/clocksource/timer-rtl-otto.c

31  * by adding 1 to 0x0fffffff the counter is reset to 0. When this happens and
33  * continue to count up.
48  * speeds is 3125000. Pin the timers to this 3.125 MHz reference frequency.
53 	struct timer_of		to;
106 	struct timer_of *to = to_timer_of(clkevt);
108 	rttm_ack_irq(to->of_base.base);
109 	RTTM_DEBUG(to->of_base.base);
121 static void rttm_start_timer(struct timer_of *to, u32 mode)
123 	rttm_set_counter(to->of_base.base, 0);
124 	rttm_enable_timer(to->of_base.base, mode, to->of_clk.rate / RTTM_TICKS_PER_SEC);
129 	struct timer_of *to = to_timer_of(clkevt);
131 	RTTM_DEBUG(to->of_base.base);
132 	rttm_stop_timer(to->of_base.base);
133 	rttm_set_period(to->of_base.base, delta);
134 	rttm_start_timer(to, RTTM_CTRL_COUNTER);
141 	struct timer_of *to = to_timer_of(clkevt);
143 	RTTM_DEBUG(to->of_base.base);
144 	rttm_stop_timer(to->of_base.base);
145 	rttm_set_period(to->of_base.base, RTTM_TICKS_PER_SEC / HZ);
146 	rttm_start_timer(to, RTTM_CTRL_COUNTER);
153 	struct timer_of *to = to_timer_of(clkevt);
155 	RTTM_DEBUG(to->of_base.base);
156 	rttm_stop_timer(to->of_base.base);
157 	rttm_set_period(to->of_base.base, RTTM_TICKS_PER_SEC / HZ);
158 	rttm_start_timer(to, RTTM_CTRL_TIMER);
165 	struct timer_of *to = to_timer_of(clkevt);
167 	RTTM_DEBUG(to->of_base.base);
168 	rttm_stop_timer(to->of_base.base);
184 	return rttm_get_counter(rcs->to.of_base.base);
208 	rttm_disable_irq(rcs->to.of_base.base);
209 	rttm_setup_timer(rcs->to.of_base.base);
210 	rttm_enable_timer(rcs->to.of_base.base, RTTM_CTRL_TIMER,
211 			  rcs->to.of_clk.rate / RTTM_TICKS_PER_SEC);
217 	.to = {
231 	return rttm_get_counter(rttm_cs.to.of_base.base);
236 	struct timer_of *to = per_cpu_ptr(&rttm_to, cpu);
238 	RTTM_DEBUG(to->of_base.base);
239 	to->clkevt.cpumask = cpumask_of(cpu);
240 	irq_force_affinity(to->of_irq.irq, to->clkevt.cpumask);
241 	clockevents_config_and_register(&to->clkevt, RTTM_TICKS_PER_SEC,
243 	rttm_enable_irq(to->of_base.base);
251 	struct timer_of *to;
256 		to = per_cpu_ptr(&rttm_to, cpu);
257 		to->of_irq.index = to->of_base.index = cpu;
258 		if (timer_of_init(np, to)) {
262 		rttm_setup_timer(to->of_base.base);
266 	to = &rttm_cs.to;
267 	to->of_base.index = clkidx;
268 	timer_of_init(np, to);
269 	if (rttm_cs.to.of_base.base && rttm_cs.to.of_clk.rate) {
284 		to = per_cpu_ptr(&rttm_to, cpu_rollback);
285 		timer_of_cleanup(to);