1 // SPDX-License-Identifier: GPL-2.0
3  * MStar timer driver
24 #include "timer-of.h"
93 	struct timer_of *timer = to_timer_of(evt);  in msc313e_timer_clkevt_shutdown()  local
95 	msc313e_timer_stop(timer_of_base(timer));  in msc313e_timer_clkevt_shutdown()
102 	struct timer_of *timer = to_timer_of(evt);  in msc313e_timer_clkevt_set_oneshot()  local
104 	msc313e_timer_stop(timer_of_base(timer));  in msc313e_timer_clkevt_set_oneshot()
105 	msc313e_timer_start(timer_of_base(timer), false);  in msc313e_timer_clkevt_set_oneshot()
112 	struct timer_of *timer = to_timer_of(evt);  in msc313e_timer_clkevt_set_periodic()  local
114 	msc313e_timer_stop(timer_of_base(timer));  in msc313e_timer_clkevt_set_periodic()
115 	msc313e_timer_setup(timer_of_base(timer), timer_of_period(timer));  in msc313e_timer_clkevt_set_periodic()
116 	msc313e_timer_start(timer_of_base(timer), true);  in msc313e_timer_clkevt_set_periodic()
123 	struct timer_of *timer = to_timer_of(clkevt);  in msc313e_timer_clkevt_next_event()  local
125 	msc313e_timer_stop(timer_of_base(timer));  in msc313e_timer_clkevt_next_event()
126 	msc313e_timer_setup(timer_of_base(timer), evt);  in msc313e_timer_clkevt_next_event()
127 	msc313e_timer_start(timer_of_base(timer), false);  in msc313e_timer_clkevt_next_event()
136 	evt->event_handler(evt);  in msc313e_timer_clkevt_irq()
143 	return msc313e_timer_current_value(msc313e_clksrc) & cs->mask;  in msc313e_timer_clksrc_read()
176 		return -ENOMEM;  in msc313e_clkevt_init()
178 	to->flags = TIMER_OF_IRQ | TIMER_OF_CLOCK | TIMER_OF_BASE;  in msc313e_clkevt_init()
179 	to->of_irq.handler = msc313e_timer_clkevt_irq;  in msc313e_clkevt_init()
184 	if (of_device_is_compatible(np, "sstar,ssd20xd-timer")) {  in msc313e_clkevt_init()
185 		to->of_clk.rate = clk_get_rate(to->of_clk.clk) / MSC313E_CLK_DIVIDER;  in msc313e_clkevt_init()
186 		to->of_clk.period = DIV_ROUND_UP(to->of_clk.rate, HZ);  in msc313e_clkevt_init()
187 		writew(MSC313E_CLK_DIVIDER - 1, timer_of_base(to) + MSC313E_REG_TIMER_DIVIDE);  in msc313e_clkevt_init()
191 	msc313e_clkevt.irq = to->of_irq.irq;  in msc313e_clkevt_init()
192 	to->clkevt = msc313e_clkevt;  in msc313e_clkevt_init()
194 	clockevents_config_and_register(&to->clkevt, timer_of_rate(to),  in msc313e_clkevt_init()
252 TIMER_OF_DECLARE(msc313, "mstar,msc313e-timer", msc313e_timer_init);
253 TIMER_OF_DECLARE(ssd20xd, "sstar,ssd20xd-timer", msc313e_timer_init);