4  * SPDX-License-Identifier: Apache-2.0
47 	const struct gpio_kbd_matrix_config *cfg = dev->config;  in gpio_kbd_matrix_drive_column()
48 	const struct input_kbd_matrix_common_config *common = &cfg->common;  in gpio_kbd_matrix_drive_column()
49 	struct gpio_kbd_matrix_data *data = dev->data;  in gpio_kbd_matrix_drive_column()
55 		state = BIT_MASK(common->col_size);  in gpio_kbd_matrix_drive_column()
60 	if (data->direct_write) {  in gpio_kbd_matrix_drive_column()
61 		const struct gpio_dt_spec *gpio0 = &cfg->col_gpio[0];  in gpio_kbd_matrix_drive_column()
65 		gpio_mask = BIT_MASK(common->col_size) << gpio0->pin;  in gpio_kbd_matrix_drive_column()
66 		gpio_val = state << gpio0->pin;  in gpio_kbd_matrix_drive_column()
68 		gpio_port_set_masked(gpio0->port, gpio_mask, gpio_val);  in gpio_kbd_matrix_drive_column()
73 	for (int i = 0; i < common->col_size; i++) {  in gpio_kbd_matrix_drive_column()
74 		const struct gpio_dt_spec *gpio = &cfg->col_gpio[i];  in gpio_kbd_matrix_drive_column()
76 		if ((data->last_col_state ^ state) & BIT(i)) {  in gpio_kbd_matrix_drive_column()
77 			if (cfg->col_drive_inactive) {  in gpio_kbd_matrix_drive_column()
87 	data->last_col_state = state;  in gpio_kbd_matrix_drive_column()
92 	const struct gpio_kbd_matrix_config *cfg = dev->config;  in gpio_kbd_matrix_read_row()
93 	const struct input_kbd_matrix_common_config *common = &cfg->common;  in gpio_kbd_matrix_read_row()
94 	struct gpio_kbd_matrix_data *data = dev->data;  in gpio_kbd_matrix_read_row()
97 	if (data->direct_read) {  in gpio_kbd_matrix_read_row()
98 		const struct gpio_dt_spec *gpio0 = &cfg->row_gpio[0];  in gpio_kbd_matrix_read_row()
101 		gpio_port_get(gpio0->port, &gpio_val);  in gpio_kbd_matrix_read_row()
103 		return (gpio_val >> gpio0->pin) & BIT_MASK(common->row_size);  in gpio_kbd_matrix_read_row()
106 	for (int i = 0; i < common->row_size; i++) {  in gpio_kbd_matrix_read_row()
107 		const struct gpio_dt_spec *gpio = &cfg->row_gpio[i];  in gpio_kbd_matrix_read_row()
119 	const struct gpio_kbd_matrix_config *cfg = dev->config;  in gpio_kbd_matrix_idle_poll_handler()
120 	const struct input_kbd_matrix_common_config *common = &cfg->common;  in gpio_kbd_matrix_idle_poll_handler()
123 		k_work_reschedule(cfg->idle_poll_dwork,  in gpio_kbd_matrix_idle_poll_handler()
124 				  K_USEC(common->stable_poll_period_us));  in gpio_kbd_matrix_idle_poll_handler()
133 	const struct gpio_kbd_matrix_config *cfg = dev->config;  in gpio_kbd_matrix_set_detect_mode()
134 	const struct input_kbd_matrix_common_config *common = &cfg->common;  in gpio_kbd_matrix_set_detect_mode()
137 	if (cfg->idle_poll_dwork != NULL) {  in gpio_kbd_matrix_set_detect_mode()
139 			k_work_reschedule(cfg->idle_poll_dwork,  in gpio_kbd_matrix_set_detect_mode()
140 					  K_USEC(common->stable_poll_period_us));  in gpio_kbd_matrix_set_detect_mode()
145 	if (cfg->gpio_cb == NULL) {  in gpio_kbd_matrix_set_detect_mode()
149 	for (int i = 0; i < common->row_size; i++) {  in gpio_kbd_matrix_set_detect_mode()
150 		const struct gpio_dt_spec *gpio = &cfg->row_gpio[i];  in gpio_kbd_matrix_set_detect_mode()
167 		if (gpio[i].port != gpio0->port ||  in gpio_kbd_matrix_is_gpio_coherent()
168 		    gpio[i].dt_flags != gpio0->dt_flags ||  in gpio_kbd_matrix_is_gpio_coherent()
169 		    gpio[i].pin != gpio0->pin + i) {  in gpio_kbd_matrix_is_gpio_coherent()
179 	const struct gpio_kbd_matrix_config *cfg = dev->config;  in gpio_kbd_continuous_scan_mode()
181 	if (cfg->gpio_cb == NULL && cfg->idle_poll_dwork == NULL) {  in gpio_kbd_continuous_scan_mode()
190 	const struct gpio_kbd_matrix_config *cfg = dev->config;  in gpio_kbd_matrix_init()
191 	const struct input_kbd_matrix_common_config *common = &cfg->common;  in gpio_kbd_matrix_init()
192 	struct gpio_kbd_matrix_data *data = dev->data;  in gpio_kbd_matrix_init()
196 	for (i = 0; i < common->col_size; i++) {  in gpio_kbd_matrix_init()
197 		const struct gpio_dt_spec *gpio = &cfg->col_gpio[i];  in gpio_kbd_matrix_init()
200 			LOG_ERR("%s is not ready", gpio->port->name);  in gpio_kbd_matrix_init()
201 			return -ENODEV;  in gpio_kbd_matrix_init()
204 		if (cfg->col_drive_inactive) {  in gpio_kbd_matrix_init()
215 	for (i = 0; i < common->row_size; i++) {  in gpio_kbd_matrix_init()
216 		const struct gpio_dt_spec *gpio = &cfg->row_gpio[i];  in gpio_kbd_matrix_init()
220 			LOG_ERR("%s is not ready", gpio->port->name);  in gpio_kbd_matrix_init()
221 			return -ENODEV;  in gpio_kbd_matrix_init()
230 		if (cfg->gpio_cb == NULL) {  in gpio_kbd_matrix_init()
233 		gpio_cb = &cfg->gpio_cb[i];  in gpio_kbd_matrix_init()
235 		gpio_init_callback(gpio_cb, cfg->gpio_cb_handler,  in gpio_kbd_matrix_init()
236 				   BIT(gpio->pin));  in gpio_kbd_matrix_init()
245 	if (cfg->idle_poll_dwork != NULL) {  in gpio_kbd_matrix_init()
246 		k_work_init_delayable(cfg->idle_poll_dwork,  in gpio_kbd_matrix_init()
247 				      cfg->idle_poll_handler);  in gpio_kbd_matrix_init()
250 	data->direct_read = gpio_kbd_matrix_is_gpio_coherent(  in gpio_kbd_matrix_init()
251 			cfg->row_gpio, common->row_size);  in gpio_kbd_matrix_init()
253 	if (cfg->col_drive_inactive) {  in gpio_kbd_matrix_init()
254 		data->direct_write = gpio_kbd_matrix_is_gpio_coherent(  in gpio_kbd_matrix_init()
255 				cfg->col_gpio, common->col_size);  in gpio_kbd_matrix_init()
259 		data->direct_read, data->direct_write);  in gpio_kbd_matrix_init()
280 	BUILD_ASSERT(DT_INST_PROP_LEN(n, col_gpios) <= 32, "invalid col-size");			\
302 	IF_ENABLED(DT_INST_ENUM_HAS_VALUE(n, idle_mode, poll), (				\
311 		     "poll-timeout-ms must be set to 0 for scan mode to work correctly");	\
324 		IF_ENABLED(DT_INST_ENUM_HAS_VALUE(n, idle_mode, poll), (			\