58 static void sun5i_clkevt_sync(struct sun5i_timer *ce)  in sun5i_clkevt_sync()  argument
60 	u32 old = readl(ce->base + TIMER_CNTVAL_LO_REG(1));  in sun5i_clkevt_sync()
62 	while ((old - readl(ce->base + TIMER_CNTVAL_LO_REG(1))) < TIMER_SYNC_TICKS)  in sun5i_clkevt_sync()
66 static void sun5i_clkevt_time_stop(struct sun5i_timer *ce, u8 timer)  in sun5i_clkevt_time_stop()  argument
68 	u32 val = readl(ce->base + TIMER_CTL_REG(timer));  in sun5i_clkevt_time_stop()
69 	writel(val & ~TIMER_CTL_ENABLE, ce->base + TIMER_CTL_REG(timer));  in sun5i_clkevt_time_stop()
71 	sun5i_clkevt_sync(ce);  in sun5i_clkevt_time_stop()
74 static void sun5i_clkevt_time_setup(struct sun5i_timer *ce, u8 timer, u32 delay)  in sun5i_clkevt_time_setup()  argument
76 	writel(delay, ce->base + TIMER_INTVAL_LO_REG(timer));  in sun5i_clkevt_time_setup()
79 static void sun5i_clkevt_time_start(struct sun5i_timer *ce, u8 timer, bool periodic)  in sun5i_clkevt_time_start()  argument
81 	u32 val = readl(ce->base + TIMER_CTL_REG(timer));  in sun5i_clkevt_time_start()
89 	       ce->base + TIMER_CTL_REG(timer));  in sun5i_clkevt_time_start()
94 	struct sun5i_timer *ce = clkevt_to_sun5i_timer(clkevt);  in sun5i_clkevt_shutdown()  local
96 	sun5i_clkevt_time_stop(ce, 0);  in sun5i_clkevt_shutdown()
102 	struct sun5i_timer *ce = clkevt_to_sun5i_timer(clkevt);  in sun5i_clkevt_set_oneshot()  local
104 	sun5i_clkevt_time_stop(ce, 0);  in sun5i_clkevt_set_oneshot()
105 	sun5i_clkevt_time_start(ce, 0, false);  in sun5i_clkevt_set_oneshot()
111 	struct sun5i_timer *ce = clkevt_to_sun5i_timer(clkevt);  in sun5i_clkevt_set_periodic()  local
113 	sun5i_clkevt_time_stop(ce, 0);  in sun5i_clkevt_set_periodic()
114 	sun5i_clkevt_time_setup(ce, 0, ce->ticks_per_jiffy);  in sun5i_clkevt_set_periodic()
115 	sun5i_clkevt_time_start(ce, 0, true);  in sun5i_clkevt_set_periodic()
122 	struct sun5i_timer *ce = clkevt_to_sun5i_timer(clkevt);  in sun5i_clkevt_next_event()  local
124 	sun5i_clkevt_time_stop(ce, 0);  in sun5i_clkevt_next_event()
125 	sun5i_clkevt_time_setup(ce, 0, evt - TIMER_SYNC_TICKS);  in sun5i_clkevt_next_event()
126 	sun5i_clkevt_time_start(ce, 0, false);  in sun5i_clkevt_next_event()
133 	struct sun5i_timer *ce = dev_id;  in sun5i_timer_interrupt()  local
135 	writel(0x1, ce->base + TIMER_IRQ_ST_REG);  in sun5i_timer_interrupt()
136 	ce->clkevt.event_handler(&ce->clkevt);  in sun5i_timer_interrupt()
202 	struct sun5i_timer *ce = platform_get_drvdata(pdev);  in sun5i_setup_clockevent()  local
203 	void __iomem *base = ce->base;  in sun5i_setup_clockevent()
207 	ce->clkevt.name = dev->of_node->name;  in sun5i_setup_clockevent()
208 	ce->clkevt.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT;  in sun5i_setup_clockevent()
209 	ce->clkevt.set_next_event = sun5i_clkevt_next_event;  in sun5i_setup_clockevent()
210 	ce->clkevt.set_state_shutdown = sun5i_clkevt_shutdown;  in sun5i_setup_clockevent()
211 	ce->clkevt.set_state_periodic = sun5i_clkevt_set_periodic;  in sun5i_setup_clockevent()
212 	ce->clkevt.set_state_oneshot = sun5i_clkevt_set_oneshot;  in sun5i_setup_clockevent()
213 	ce->clkevt.tick_resume = sun5i_clkevt_shutdown;  in sun5i_setup_clockevent()
214 	ce->clkevt.rating = 340;  in sun5i_setup_clockevent()
215 	ce->clkevt.irq = irq;  in sun5i_setup_clockevent()
216 	ce->clkevt.cpumask = cpu_possible_mask;  in sun5i_setup_clockevent()
222 	clockevents_config_and_register(&ce->clkevt, rate,  in sun5i_setup_clockevent()
227 			       "sun5i_timer0", ce);  in sun5i_setup_clockevent()