4  * SPDX-License-Identifier: Apache-2.0
12 #include <zephyr/dt-bindings/gpio/nordic-nrf-gpio.h>
41 	return port->data;  in get_port_data()
46 	return port->config;  in get_port_cfg()
51 	return cfg->gpiote.p_reg != NULL;  in has_gpiote()
65 static int gpio_nrfx_gpd_retain_set(const struct device *port, uint32_t mask, gpio_flags_t flags)  in gpio_nrfx_gpd_retain_set()  argument
70 	if (cfg->pad_pd == NRF_GPD_FAST_ACTIVE1) {  in gpio_nrfx_gpd_retain_set()
74 			nrf_gpio_port_retain_enable(cfg->port, mask);  in gpio_nrfx_gpd_retain_set()
84 	ARG_UNUSED(mask);  in gpio_nrfx_gpd_retain_set()
91 static int gpio_nrfx_gpd_retain_clear(const struct device *port, uint32_t mask)  in gpio_nrfx_gpd_retain_clear()  argument
96 	if (cfg->pad_pd == NRF_GPD_FAST_ACTIVE1) {  in gpio_nrfx_gpd_retain_clear()
104 		nrf_gpio_port_retain_disable(cfg->port, mask);  in gpio_nrfx_gpd_retain_clear()
108 	ARG_UNUSED(mask);  in gpio_nrfx_gpd_retain_clear()
122 	nrfx_gpiote_pin_t abs_pin = NRF_GPIO_PIN_MAP(cfg->port_num, pin);  in gpio_nrfx_pin_configure()
152 		return -EINVAL;  in gpio_nrfx_pin_configure()
161 		nrf_gpio_port_out_set(cfg->port, BIT(pin));  in gpio_nrfx_pin_configure()
163 		nrf_gpio_port_out_clear(cfg->port, BIT(pin));  in gpio_nrfx_pin_configure()
183 		err = nrfx_gpiote_channel_get(&cfg->gpiote, abs_pin, &ch);  in gpio_nrfx_pin_configure()
189 		(void)nrfx_gpiote_pin_uninit(&cfg->gpiote, abs_pin);  in gpio_nrfx_pin_configure()
200 			err = nrfx_gpiote_input_configure(&cfg->gpiote,  in gpio_nrfx_pin_configure()
203 				ret = -EINVAL;  in gpio_nrfx_pin_configure()
217 			err = nrfx_gpiote_output_configure(&cfg->gpiote,  in gpio_nrfx_pin_configure()
224 			err = nrfx_gpiote_input_configure(&cfg->gpiote,  in gpio_nrfx_pin_configure()
229 			ret = -EINVAL;  in gpio_nrfx_pin_configure()
235 		err = nrfx_gpiote_channel_free(&cfg->gpiote, ch);  in gpio_nrfx_pin_configure()
247 	NRF_GPIO_Type *reg = get_port_cfg(port)->port;  in gpio_nrfx_port_get_raw()
255 					 gpio_port_pins_t mask,  in gpio_nrfx_port_set_masked_raw()  argument
258 	NRF_GPIO_Type *reg = get_port_cfg(port)->port;  in gpio_nrfx_port_set_masked_raw()
261 	const uint32_t set_mask = value & mask;  in gpio_nrfx_port_set_masked_raw()
262 	const uint32_t clear_mask = (~set_mask) & mask;  in gpio_nrfx_port_set_masked_raw()
264 	ret = gpio_nrfx_gpd_retain_clear(port, mask);  in gpio_nrfx_port_set_masked_raw()
272 	return gpio_nrfx_gpd_retain_set(port, mask, GPIO_OUTPUT);  in gpio_nrfx_port_set_masked_raw()
276 				       gpio_port_pins_t mask)  in gpio_nrfx_port_set_bits_raw()  argument
278 	NRF_GPIO_Type *reg = get_port_cfg(port)->port;  in gpio_nrfx_port_set_bits_raw()
281 	ret = gpio_nrfx_gpd_retain_clear(port, mask);  in gpio_nrfx_port_set_bits_raw()
286 	nrf_gpio_port_out_set(reg, mask);  in gpio_nrfx_port_set_bits_raw()
288 	return gpio_nrfx_gpd_retain_set(port, mask, GPIO_OUTPUT);  in gpio_nrfx_port_set_bits_raw()
292 					 gpio_port_pins_t mask)  in gpio_nrfx_port_clear_bits_raw()  argument
294 	NRF_GPIO_Type *reg = get_port_cfg(port)->port;  in gpio_nrfx_port_clear_bits_raw()
297 	ret = gpio_nrfx_gpd_retain_clear(port, mask);  in gpio_nrfx_port_clear_bits_raw()
302 	nrf_gpio_port_out_clear(reg, mask);  in gpio_nrfx_port_clear_bits_raw()
304 	return gpio_nrfx_gpd_retain_set(port, mask, GPIO_OUTPUT);  in gpio_nrfx_port_clear_bits_raw()
308 				      gpio_port_pins_t mask)  in gpio_nrfx_port_toggle_bits()  argument
310 	NRF_GPIO_Type *reg = get_port_cfg(port)->port;  in gpio_nrfx_port_toggle_bits()
311 	const uint32_t value = nrf_gpio_port_out_read(reg) ^ mask;  in gpio_nrfx_port_toggle_bits()
312 	const uint32_t set_mask = value & mask;  in gpio_nrfx_port_toggle_bits()
313 	const uint32_t clear_mask = (~value) & mask;  in gpio_nrfx_port_toggle_bits()
316 	ret = gpio_nrfx_gpd_retain_clear(port, mask);  in gpio_nrfx_port_toggle_bits()
324 	return gpio_nrfx_gpd_retain_set(port, mask, GPIO_OUTPUT);  in gpio_nrfx_port_toggle_bits()
347 	uint32_t abs_pin = NRF_GPIO_PIN_MAP(cfg->port_num, pin);  in gpio_nrfx_pin_interrupt_configure()
352 		return -ENOTSUP;  in gpio_nrfx_pin_interrupt_configure()
356 		nrfx_gpiote_trigger_disable(&cfg->gpiote, abs_pin);  in gpio_nrfx_pin_interrupt_configure()
368 	/* If edge mode is to be used and pin is not configured to use sense for  in gpio_nrfx_pin_interrupt_configure()
369 	 * edge use IN event.  in gpio_nrfx_pin_interrupt_configure()
371 	if (!(BIT(pin) & cfg->edge_sense) &&  in gpio_nrfx_pin_interrupt_configure()
374 		err = nrfx_gpiote_channel_get(&cfg->gpiote, abs_pin, &ch);  in gpio_nrfx_pin_interrupt_configure()
376 			err = nrfx_gpiote_channel_alloc(&cfg->gpiote, &ch);  in gpio_nrfx_pin_interrupt_configure()
378 				return -ENOMEM;  in gpio_nrfx_pin_interrupt_configure()
385 	err = nrfx_gpiote_input_configure(&cfg->gpiote, abs_pin, &input_pin_config);  in gpio_nrfx_pin_interrupt_configure()
387 		return -EINVAL;  in gpio_nrfx_pin_interrupt_configure()
390 	nrfx_gpiote_trigger_enable(&cfg->gpiote, abs_pin, true);  in gpio_nrfx_pin_interrupt_configure()
399 	return gpio_manage_callback(&get_port_data(port)->callbacks,  in gpio_nrfx_manage_callback()
411 	NRF_GPIO_Type *reg = cfg->port;  in gpio_nrfx_port_get_direction()
413 	map &= cfg->common.port_pin_mask;  in gpio_nrfx_port_get_direction()
416 		*outputs = map & nrf_gpio_port_dir_read(cfg->port);  in gpio_nrfx_port_get_direction()
423 			uint32_t pin_cnf = reg->PIN_CNF[pin];  in gpio_nrfx_port_get_direction()
473 	sys_slist_t *list = &data->callbacks;  in nrfx_gpio_handler()
492 	if (nrfx_gpiote_init_check(&cfg->gpiote)) {  in gpio_nrfx_init()
496 	err = nrfx_gpiote_init(&cfg->gpiote, 0 /*not used*/);  in gpio_nrfx_init()
498 		return -EIO;  in gpio_nrfx_init()
502 	nrfx_gpiote_global_callback_set(&cfg->gpiote, nrfx_gpio_handler, NULL);  in gpio_nrfx_init()