69 #define SYST_CON_REG(to)        (timer_of_base(to) + SYST_CON)  argument
70 #define SYST_VAL_REG(to)        (timer_of_base(to) + SYST_VAL)  argument
88 static u32 mtk_cpux_readl(u32 reg_idx, struct timer_of *to)  in mtk_cpux_readl()  argument
90 	writel(reg_idx, timer_of_base(to) + CPUX_IDX_REG);  in mtk_cpux_readl()
91 	return readl(timer_of_base(to) + CPUX_CON_REG);  in mtk_cpux_readl()
94 static void mtk_cpux_writel(u32 val, u32 reg_idx, struct timer_of *to)  in mtk_cpux_writel()  argument
96 	writel(reg_idx, timer_of_base(to) + CPUX_IDX_REG);  in mtk_cpux_writel()
97 	writel(val, timer_of_base(to) + CPUX_CON_REG);  in mtk_cpux_writel()
100 static void mtk_cpux_set_irq(struct timer_of *to, bool enable)  in mtk_cpux_set_irq()  argument
105 	val = mtk_cpux_readl(CPUX_IDX_GLOBAL_IRQ, to);  in mtk_cpux_set_irq()
112 	mtk_cpux_writel(val, CPUX_IDX_GLOBAL_IRQ, to);  in mtk_cpux_set_irq()
134 static void mtk_syst_ack_irq(struct timer_of *to)  in mtk_syst_ack_irq()  argument
137 	writel(SYST_CON_EN, SYST_CON_REG(to));  in mtk_syst_ack_irq()
138 	writel(SYST_CON_IRQ_CLR | SYST_CON_EN, SYST_CON_REG(to));  in mtk_syst_ack_irq()
144 	struct timer_of *to = to_timer_of(clkevt);  in mtk_syst_handler()  local
146 	mtk_syst_ack_irq(to);  in mtk_syst_handler()
155 	struct timer_of *to = to_timer_of(clkevt);  in mtk_syst_clkevt_next_event()  local
158 	writel(SYST_CON_EN, SYST_CON_REG(to));  in mtk_syst_clkevt_next_event()
164 	writel(ticks, SYST_VAL_REG(to));  in mtk_syst_clkevt_next_event()
167 	writel(SYST_CON_EN | SYST_CON_IRQ_EN, SYST_CON_REG(to));  in mtk_syst_clkevt_next_event()
198 static void mtk_gpt_clkevt_time_stop(struct timer_of *to, u8 timer)  in mtk_gpt_clkevt_time_stop()  argument
202 	val = readl(timer_of_base(to) + GPT_CTRL_REG(timer));  in mtk_gpt_clkevt_time_stop()
203 	writel(val & ~GPT_CTRL_ENABLE, timer_of_base(to) +  in mtk_gpt_clkevt_time_stop()
207 static void mtk_gpt_clkevt_time_setup(struct timer_of *to,  in mtk_gpt_clkevt_time_setup()  argument
210 	writel(delay, timer_of_base(to) + GPT_CMP_REG(timer));  in mtk_gpt_clkevt_time_setup()
213 static void mtk_gpt_clkevt_time_start(struct timer_of *to,  in mtk_gpt_clkevt_time_start()  argument
219 	writel(GPT_IRQ_ACK(timer), timer_of_base(to) + GPT_IRQ_ACK_REG);  in mtk_gpt_clkevt_time_start()
221 	val = readl(timer_of_base(to) + GPT_CTRL_REG(timer));  in mtk_gpt_clkevt_time_start()
232 	       timer_of_base(to) + GPT_CTRL_REG(timer));  in mtk_gpt_clkevt_time_start()
244 	struct timer_of *to = to_timer_of(clk);  in mtk_gpt_clkevt_set_periodic()  local
246 	mtk_gpt_clkevt_time_stop(to, TIMER_CLK_EVT);  in mtk_gpt_clkevt_set_periodic()
247 	mtk_gpt_clkevt_time_setup(to, to->of_clk.period, TIMER_CLK_EVT);  in mtk_gpt_clkevt_set_periodic()
248 	mtk_gpt_clkevt_time_start(to, true, TIMER_CLK_EVT);  in mtk_gpt_clkevt_set_periodic()
256 	struct timer_of *to = to_timer_of(clk);  in mtk_gpt_clkevt_next_event()  local
258 	mtk_gpt_clkevt_time_stop(to, TIMER_CLK_EVT);  in mtk_gpt_clkevt_next_event()
259 	mtk_gpt_clkevt_time_setup(to, event, TIMER_CLK_EVT);  in mtk_gpt_clkevt_next_event()
260 	mtk_gpt_clkevt_time_start(to, false, TIMER_CLK_EVT);  in mtk_gpt_clkevt_next_event()
268 	struct timer_of *to = to_timer_of(clkevt);  in mtk_gpt_interrupt()  local
271 	writel(GPT_IRQ_ACK(TIMER_CLK_EVT), timer_of_base(to) + GPT_IRQ_ACK_REG);  in mtk_gpt_interrupt()
278 __init mtk_gpt_setup(struct timer_of *to, u8 timer, u8 option)  in mtk_gpt_setup()  argument
281 	       timer_of_base(to) + GPT_CTRL_REG(timer));  in mtk_gpt_setup()
284 	       timer_of_base(to) + GPT_CLK_REG(timer));  in mtk_gpt_setup()
286 	writel(0x0, timer_of_base(to) + GPT_CMP_REG(timer));  in mtk_gpt_setup()
289 	       timer_of_base(to) + GPT_CTRL_REG(timer));  in mtk_gpt_setup()
292 static void mtk_gpt_enable_irq(struct timer_of *to, u8 timer)  in mtk_gpt_enable_irq()  argument
297 	writel(0x0, timer_of_base(to) + GPT_IRQ_EN_REG);  in mtk_gpt_enable_irq()
300 	writel(0x3f, timer_of_base(to) + GPT_IRQ_ACK_REG);  in mtk_gpt_enable_irq()
302 	val = readl(timer_of_base(to) + GPT_IRQ_EN_REG);  in mtk_gpt_enable_irq()
304 	       timer_of_base(to) + GPT_IRQ_EN_REG);  in mtk_gpt_enable_irq()
309 	struct timer_of *to = to_timer_of(clk);  in mtk_gpt_resume()  local
311 	mtk_gpt_enable_irq(to, TIMER_CLK_EVT);  in mtk_gpt_resume()
316 	struct timer_of *to = to_timer_of(clk);  in mtk_gpt_suspend()  local
319 	writel(0x0, timer_of_base(to) + GPT_IRQ_EN_REG);  in mtk_gpt_suspend()
326 	writel(0x3f, timer_of_base(to) + GPT_IRQ_ACK_REG);  in mtk_gpt_suspend()
329 static struct timer_of to = {  variable
401 	to.clkevt.features = CLOCK_EVT_FEAT_DYNIRQ | CLOCK_EVT_FEAT_ONESHOT;  in mtk_syst_init()
402 	to.clkevt.set_state_shutdown = mtk_syst_clkevt_shutdown;  in mtk_syst_init()
403 	to.clkevt.set_state_oneshot = mtk_syst_clkevt_oneshot;  in mtk_syst_init()
404 	to.clkevt.tick_resume = mtk_syst_clkevt_resume;  in mtk_syst_init()
405 	to.clkevt.set_next_event = mtk_syst_clkevt_next_event;  in mtk_syst_init()
406 	to.of_irq.handler = mtk_syst_handler;  in mtk_syst_init()
408 	ret = timer_of_init(node, &to);  in mtk_syst_init()
412 	clockevents_config_and_register(&to.clkevt, timer_of_rate(&to),  in mtk_syst_init()
422 	to.clkevt.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT;  in mtk_gpt_init()
423 	to.clkevt.set_state_shutdown = mtk_gpt_clkevt_shutdown;  in mtk_gpt_init()
424 	to.clkevt.set_state_periodic = mtk_gpt_clkevt_set_periodic;  in mtk_gpt_init()
425 	to.clkevt.set_state_oneshot = mtk_gpt_clkevt_shutdown;  in mtk_gpt_init()
426 	to.clkevt.tick_resume = mtk_gpt_clkevt_shutdown;  in mtk_gpt_init()
427 	to.clkevt.set_next_event = mtk_gpt_clkevt_next_event;  in mtk_gpt_init()
428 	to.clkevt.suspend = mtk_gpt_suspend;  in mtk_gpt_init()
429 	to.clkevt.resume = mtk_gpt_resume;  in mtk_gpt_init()
430 	to.of_irq.handler = mtk_gpt_interrupt;  in mtk_gpt_init()
432 	ret = timer_of_init(node, &to);  in mtk_gpt_init()
437 	mtk_gpt_setup(&to, TIMER_CLK_SRC, GPT_CTRL_OP_FREERUN);  in mtk_gpt_init()
438 	clocksource_mmio_init(timer_of_base(&to) + GPT_CNT_REG(TIMER_CLK_SRC),  in mtk_gpt_init()
439 			      node->name, timer_of_rate(&to), 300, 32,  in mtk_gpt_init()
441 	gpt_sched_reg = timer_of_base(&to) + GPT_CNT_REG(TIMER_CLK_SRC);  in mtk_gpt_init()
442 	sched_clock_register(mtk_gpt_read_sched_clock, 32, timer_of_rate(&to));  in mtk_gpt_init()
445 	mtk_gpt_setup(&to, TIMER_CLK_EVT, GPT_CTRL_OP_REPEAT);  in mtk_gpt_init()
446 	clockevents_config_and_register(&to.clkevt, timer_of_rate(&to),  in mtk_gpt_init()
449 	mtk_gpt_enable_irq(&to, TIMER_CLK_EVT);  in mtk_gpt_init()