4  * SPDX-License-Identifier: Apache-2.0
28 #define COUNTER_DT_DEVICE(_idx) DEVICE_DT_GET_OR_NULL(DT_NODELABEL(timer##_idx))
50 	/* Register set for timer */
51 	TIMER2_Type *timer;  member
53 	/* Timer driven by DIVn if 1 or lp_clk if 0 */
83  * a timer block will automatically be switched from DIVN to LP and vice versa.
87 	const struct counter_smartbond_config *config = dev->config;  in counter_smartbond_is_sleep_allowed()
90 			 (dev == COUNTER_DT_DEVICE(2))) && !config->clock_src_divn);  in counter_smartbond_is_sleep_allowed()
96 	const struct counter_smartbond_config *config = dev->config;  in counter_smartbond_pdc_trigger_get()
98 	switch ((uint32_t)config->timer) {  in counter_smartbond_pdc_trigger_get()
99 	case (uint32_t)TIMER:  in counter_smartbond_pdc_trigger_get()
119 	struct counter_smartbond_data *data = dev->data;  in counter_smartbond_pdc_add()
122 	data->pdc_idx = da1469x_pdc_add(trigger, MCU_PDC_MASTER_M33, PDC_XTAL_EN);  in counter_smartbond_pdc_add()
123 	__ASSERT_NO_MSG(data->pdc_idx >= 0);  in counter_smartbond_pdc_add()
125 	da1469x_pdc_set(data->pdc_idx);  in counter_smartbond_pdc_add()
126 	da1469x_pdc_ack(data->pdc_idx);  in counter_smartbond_pdc_add()
131 	struct counter_smartbond_data *data = dev->data;  in counter_smartbond_pdc_del()
133 	da1469x_pdc_del(data->pdc_idx);  in counter_smartbond_pdc_del()
139 	const struct counter_smartbond_config *config = dev->config;  in counter_smartbond_start()
140 	TIMER2_Type *timer = config->timer;  in counter_smartbond_start()  local
155 	timer->TIMER2_CTRL_REG |= (TIMER2_TIMER2_CTRL_REG_TIM_CLK_EN_Msk |  in counter_smartbond_start()
164 	const struct counter_smartbond_config *config = dev->config;  in counter_smartbond_stop()
165 	struct counter_smartbond_data *data = dev->data;  in counter_smartbond_stop()
166 	TIMER2_Type *timer = config->timer;  in counter_smartbond_stop()  local
169 	timer->TIMER2_CTRL_REG &= ~(TIMER2_TIMER2_CTRL_REG_TIM_EN_Msk |  in counter_smartbond_stop()
172 	data->callback = NULL;  in counter_smartbond_stop()
194 	const struct counter_smartbond_config *config = dev->config;  in counter_smartbond_read()
195 	TIMER2_Type *timer = config->timer;  in counter_smartbond_read()  local
197 	return timer->TIMER2_TIMER_VAL_REG;  in counter_smartbond_read()
210 	const struct counter_smartbond_config *config = dev->config;  in counter_smartbond_set_alarm()
211 	struct counter_smartbond_data *data = dev->data;  in counter_smartbond_set_alarm()
212 	TIMER2_Type *timer = config->timer;  in counter_smartbond_set_alarm()  local
213 	volatile uint32_t *timer_clear_irq_reg = ((TIMER_Type *)timer) == TIMER ?  in counter_smartbond_set_alarm()
214 					&((TIMER_Type *)timer)->TIMER_CLEAR_IRQ_REG :  in counter_smartbond_set_alarm()
215 					&timer->TIMER2_CLEAR_IRQ_REG;  in counter_smartbond_set_alarm()
216 	bool absolute = alarm_cfg->flags & COUNTER_ALARM_CFG_ABSOLUTE;  in counter_smartbond_set_alarm()
217 	uint32_t flags = alarm_cfg->flags;  in counter_smartbond_set_alarm()
218 	uint32_t val = alarm_cfg->ticks;  in counter_smartbond_set_alarm()
225 	if (chan != 0 || alarm_cfg->ticks > counter_smartbond_get_top_value(dev)) {  in counter_smartbond_set_alarm()
226 		return -EINVAL;  in counter_smartbond_set_alarm()
229 	if (data->callback) {  in counter_smartbond_set_alarm()
230 		return -EBUSY;  in counter_smartbond_set_alarm()
234 	data->callback = alarm_cfg->callback;  in counter_smartbond_set_alarm()
235 	data->user_data = alarm_cfg->user_data;  in counter_smartbond_set_alarm()
237 	__ASSERT_NO_MSG(data->guard_period < TIMER_TOP_VALUE);  in counter_smartbond_set_alarm()
240 		max_rel_val = TIMER_TOP_VALUE - data->guard_period;  in counter_smartbond_set_alarm()
246 		 * setting is detected, interrupt shall be triggered for  in counter_smartbond_set_alarm()
247 		 * immediate expiration of the timer. Detection is performed  in counter_smartbond_set_alarm()
257 	timer->TIMER2_RELOAD_REG = val;  in counter_smartbond_set_alarm()
262 	diff = ((val - 1U) - counter_smartbond_read(dev)) & TIMER_TOP_VALUE;  in counter_smartbond_set_alarm()
265 			err = -ETIME;  in counter_smartbond_set_alarm()
268 		/* Interrupt is triggered always for relative alarm and  in counter_smartbond_set_alarm()
272 			NVIC_SetPendingIRQ(config->irqn);  in counter_smartbond_set_alarm()
274 			data->callback = NULL;  in counter_smartbond_set_alarm()
280 			 * should be triggered. No need to enable interrupt  in counter_smartbond_set_alarm()
281 			 * on TIMER just make sure interrupt is pending.  in counter_smartbond_set_alarm()
283 			NVIC_SetPendingIRQ(config->irqn);  in counter_smartbond_set_alarm()
285 			timer->TIMER2_CTRL_REG |= TIMER2_TIMER2_CTRL_REG_TIM_IRQ_EN_Msk;  in counter_smartbond_set_alarm()
294 	const struct counter_smartbond_config *config = dev->config;  in counter_smartbond_cancel_alarm()
295 	TIMER2_Type *timer = config->timer;  in counter_smartbond_cancel_alarm()  local
296 	struct counter_smartbond_data *data = dev->data;  in counter_smartbond_cancel_alarm()
300 	timer->TIMER2_CTRL_REG &= ~TIMER2_TIMER2_CTRL_REG_TIM_IRQ_EN_Msk;  in counter_smartbond_cancel_alarm()
301 	data->callback = NULL;  in counter_smartbond_cancel_alarm()
311 	if (cfg->ticks != 0xFFFFFF) {  in counter_smartbond_set_top_value()
312 		return -ENOTSUP;  in counter_smartbond_set_top_value()
320 	const struct counter_smartbond_config *config = dev->config;  in counter_smartbond_get_pending_int()
322 	/* There is no register to check TIMER peripheral to check for interrupt  in counter_smartbond_get_pending_int()
325 	return NVIC_GetPendingIRQ(config->irqn);  in counter_smartbond_get_pending_int()
330 	const struct counter_smartbond_config *cfg = dev->config;  in counter_smartbond_init_timer()
331 	struct counter_smartbond_data *data = dev->data;  in counter_smartbond_init_timer()
332 	TIMER2_Type *timer = cfg->timer;  in counter_smartbond_init_timer()  local
333 	TIMER_Type *timer0 = ((TIMER_Type *)cfg->timer) == TIMER ? TIMER : NULL;  in counter_smartbond_init_timer()
338 	if (cfg->clock_src_divn) {  in counter_smartbond_init_timer()
339 		/* Timer clock source is DIVn 32MHz */  in counter_smartbond_init_timer()
340 		timer->TIMER2_CTRL_REG = TIMER2_TIMER2_CTRL_REG_TIM_SYS_CLK_EN_Msk;  in counter_smartbond_init_timer()
341 		data->freq = DT_PROP(DT_NODELABEL(divn_clk), clock_frequency) /  in counter_smartbond_init_timer()
342 			     (cfg->prescaler + 1);  in counter_smartbond_init_timer()
345 		timer->TIMER2_CTRL_REG = 0;  in counter_smartbond_init_timer()
346 		switch ((CRG_TOP->CLK_CTRL_REG & CRG_TOP_CLK_CTRL_REG_LP_CLK_SEL_Msk) >>  in counter_smartbond_init_timer()
360 		data->freq = osc_freq / (cfg->prescaler + 1);  in counter_smartbond_init_timer()
362 	timer->TIMER2_PRESCALER_REG = cfg->prescaler;  in counter_smartbond_init_timer()
363 	timer->TIMER2_RELOAD_REG = counter_get_max_top_value(dev);  in counter_smartbond_init_timer()
364 	timer->TIMER2_GPIO1_CONF_REG = 0;  in counter_smartbond_init_timer()
365 	timer->TIMER2_GPIO2_CONF_REG = 0;  in counter_smartbond_init_timer()
366 	timer->TIMER2_SHOTWIDTH_REG = 0;  in counter_smartbond_init_timer()
367 	timer->TIMER2_CAPTURE_GPIO1_REG = 0;  in counter_smartbond_init_timer()
368 	timer->TIMER2_CAPTURE_GPIO2_REG = 0;  in counter_smartbond_init_timer()
369 	timer->TIMER2_PWM_FREQ_REG = 0;  in counter_smartbond_init_timer()
370 	timer->TIMER2_PWM_DC_REG = 0;  in counter_smartbond_init_timer()
372 		timer0->TIMER_CAPTURE_GPIO3_REG = 0;  in counter_smartbond_init_timer()
373 		timer0->TIMER_CAPTURE_GPIO4_REG = 0;  in counter_smartbond_init_timer()
377 	cfg->irq_config_func(dev);  in counter_smartbond_init_timer()
391 	struct counter_smartbond_data *data = dev->data;  in counter_smartbond_get_guard_period()
394 	return data->guard_period;  in counter_smartbond_get_guard_period()
400 	struct counter_smartbond_data *data = dev->data;  in counter_smartbond_set_guard_period()
405 	data->guard_period = guard;  in counter_smartbond_set_guard_period()
412 	struct counter_smartbond_data *data = dev->data;  in counter_smartbond_get_freq()
414 	return data->freq;  in counter_smartbond_get_freq()
420 	const struct counter_smartbond_config *cfg = dev->config;  in counter_smartbond_resume()
421 	TIMER2_Type *timer = cfg->timer;  in counter_smartbond_resume()  local
428 		if (cfg->clock_src_divn) {  in counter_smartbond_resume()
429 			timer->TIMER2_CTRL_REG = TIMER2_TIMER2_CTRL_REG_TIM_SYS_CLK_EN_Msk;  in counter_smartbond_resume()
431 			timer->TIMER2_CTRL_REG = 0;  in counter_smartbond_resume()
433 		timer->TIMER2_PRESCALER_REG = cfg->prescaler;  in counter_smartbond_resume()
434 		timer->TIMER2_RELOAD_REG = counter_get_max_top_value(dev);  in counter_smartbond_resume()
449 		ret = -ENOTSUP;  in counter_smartbond_pm_action()
472 	const struct counter_smartbond_config *cfg = dev->config;  in counter_smartbond_irq_handler()
473 	struct counter_smartbond_data *data = dev->data;  in counter_smartbond_irq_handler()
474 	counter_alarm_callback_t alarm_callback = data->callback;  in counter_smartbond_irq_handler()
475 	TIMER2_Type *timer = cfg->timer;  in counter_smartbond_irq_handler()  local
477 	__IOM uint32_t *timer_clear_irq_reg = ((TIMER_Type *)timer) == TIMER ?  in counter_smartbond_irq_handler()
478 					      &((TIMER_Type *)timer)->TIMER_CLEAR_IRQ_REG :  in counter_smartbond_irq_handler()
479 					      &timer->TIMER2_CLEAR_IRQ_REG;  in counter_smartbond_irq_handler()
481 	timer->TIMER2_CTRL_REG &= ~TIMER2_TIMER2_CTRL_REG_TIM_IRQ_EN_Msk;  in counter_smartbond_irq_handler()
485 		data->callback = NULL;  in counter_smartbond_irq_handler()
486 		alarm_callback(dev, 0, timer->TIMER2_TIMER_VAL_REG,  in counter_smartbond_irq_handler()
487 			       data->user_data);  in counter_smartbond_irq_handler()
499 		     "TIMER prescaler out of range (1..32)");			\
519 		.timer = TIM(idx),						\
520 		.prescaler = DT_PROP(TIMERN(idx), prescaler) - 1,		\