4  * SPDX-License-Identifier: Apache-2.0
39 static int tle9104_gpio_pin_configure(const struct device *dev, gpio_pin_t pin, gpio_flags_t flags)  in tle9104_gpio_pin_configure()  argument
41 	const struct tle9104_gpio_config *config = dev->config;  in tle9104_gpio_pin_configure()
42 	struct tle9104_gpio_data *data = dev->data;  in tle9104_gpio_pin_configure()
47 		return -EWOULDBLOCK;  in tle9104_gpio_pin_configure()
50 	if (pin >= TLE9104_GPIO_COUNT) {  in tle9104_gpio_pin_configure()
51 		LOG_ERR("invalid pin number %i", pin);  in tle9104_gpio_pin_configure()
52 		return -EINVAL;  in tle9104_gpio_pin_configure()
56 		LOG_ERR("cannot configure pin as input");  in tle9104_gpio_pin_configure()
57 		return -ENOTSUP;  in tle9104_gpio_pin_configure()
61 		LOG_ERR("pin must be configured as an output");  in tle9104_gpio_pin_configure()
62 		return -ENOTSUP;  in tle9104_gpio_pin_configure()
66 		LOG_ERR("pin must be configured as single ended");  in tle9104_gpio_pin_configure()
67 		return -ENOTSUP;  in tle9104_gpio_pin_configure()
71 		LOG_ERR("pin must be configured as open drain");  in tle9104_gpio_pin_configure()
72 		return -ENOTSUP;  in tle9104_gpio_pin_configure()
76 		LOG_ERR("pin cannot have a pull up configured");  in tle9104_gpio_pin_configure()
77 		return -ENOTSUP;  in tle9104_gpio_pin_configure()
81 		LOG_ERR("pin cannot have a pull down configured");  in tle9104_gpio_pin_configure()
82 		return -ENOTSUP;  in tle9104_gpio_pin_configure()
85 	if (config->parallel_mode_out12 && pin == 1) {  in tle9104_gpio_pin_configure()
87 		return -EINVAL;  in tle9104_gpio_pin_configure()
90 	if (config->parallel_mode_out34 && pin == 3) {  in tle9104_gpio_pin_configure()
92 		return -EINVAL;  in tle9104_gpio_pin_configure()
95 	k_mutex_lock(&data->lock, K_FOREVER);  in tle9104_gpio_pin_configure()
98 		WRITE_BIT(data->state, pin, 0);  in tle9104_gpio_pin_configure()
100 		WRITE_BIT(data->state, pin, 1);  in tle9104_gpio_pin_configure()
103 	WRITE_BIT(data->configured, pin, 1);  in tle9104_gpio_pin_configure()
104 	result = tle9104_write_state(config->parent, data->state);  in tle9104_gpio_pin_configure()
105 	k_mutex_unlock(&data->lock);  in tle9104_gpio_pin_configure()
116 	return -ENOTSUP;  in tle9104_gpio_port_get_raw()
119 static int tle9104_gpio_port_set_masked_raw(const struct device *dev, uint32_t mask, uint32_t value)  in tle9104_gpio_port_set_masked_raw()  argument
121 	const struct tle9104_gpio_config *config = dev->config;  in tle9104_gpio_port_set_masked_raw()
122 	struct tle9104_gpio_data *data = dev->data;  in tle9104_gpio_port_set_masked_raw()
125 	if (config->parallel_mode_out12 && (BIT(1) & mask) != 0) {  in tle9104_gpio_port_set_masked_raw()
127 		return -EINVAL;  in tle9104_gpio_port_set_masked_raw()
130 	if (config->parallel_mode_out34 && (BIT(3) & mask) != 0) {  in tle9104_gpio_port_set_masked_raw()
132 		return -EINVAL;  in tle9104_gpio_port_set_masked_raw()
137 		return -EWOULDBLOCK;  in tle9104_gpio_port_set_masked_raw()
140 	k_mutex_lock(&data->lock, K_FOREVER);  in tle9104_gpio_port_set_masked_raw()
141 	data->state = (data->state & ~mask) | (mask & value);  in tle9104_gpio_port_set_masked_raw()
142 	result = tle9104_write_state(config->parent, data->state);  in tle9104_gpio_port_set_masked_raw()
143 	k_mutex_unlock(&data->lock);  in tle9104_gpio_port_set_masked_raw()
148 static int tle9104_gpio_port_set_bits_raw(const struct device *dev, uint32_t mask)  in tle9104_gpio_port_set_bits_raw()  argument
150 	return tle9104_gpio_port_set_masked_raw(dev, mask, mask);  in tle9104_gpio_port_set_bits_raw()
153 static int tle9104_gpio_port_clear_bits_raw(const struct device *dev, uint32_t mask)  in tle9104_gpio_port_clear_bits_raw()  argument
155 	return tle9104_gpio_port_set_masked_raw(dev, mask, 0);  in tle9104_gpio_port_clear_bits_raw()
158 static int tle9104_gpio_port_toggle_bits(const struct device *dev, uint32_t mask)  in tle9104_gpio_port_toggle_bits()  argument
160 	const struct tle9104_gpio_config *config = dev->config;  in tle9104_gpio_port_toggle_bits()
161 	struct tle9104_gpio_data *data = dev->data;  in tle9104_gpio_port_toggle_bits()
164 	if (config->parallel_mode_out12 && (BIT(1) & mask) != 0) {  in tle9104_gpio_port_toggle_bits()
166 		return -EINVAL;  in tle9104_gpio_port_toggle_bits()
169 	if (config->parallel_mode_out34 && (BIT(3) & mask) != 0) {  in tle9104_gpio_port_toggle_bits()
171 		return -EINVAL;  in tle9104_gpio_port_toggle_bits()
176 		return -EWOULDBLOCK;  in tle9104_gpio_port_toggle_bits()
179 	k_mutex_lock(&data->lock, K_FOREVER);  in tle9104_gpio_port_toggle_bits()
180 	data->state ^= mask;  in tle9104_gpio_port_toggle_bits()
181 	result = tle9104_write_state(config->parent, data->state);  in tle9104_gpio_port_toggle_bits()
182 	k_mutex_unlock(&data->lock);  in tle9104_gpio_port_toggle_bits()
187 static int tle9104_gpio_pin_interrupt_configure(const struct device *dev, gpio_pin_t pin,  in tle9104_gpio_pin_interrupt_configure()  argument
191 	ARG_UNUSED(pin);  in tle9104_gpio_pin_interrupt_configure()
194 	return -ENOTSUP;  in tle9104_gpio_pin_interrupt_configure()
209 	const struct tle9104_gpio_config *config = dev->config;  in tle9104_gpio_init()
210 	struct tle9104_gpio_data *data = dev->data;  in tle9104_gpio_init()
213 	LOG_DBG("initialize TLE9104 GPIO instance %s", dev->name);  in tle9104_gpio_init()
215 	if (!device_is_ready(config->parent)) {  in tle9104_gpio_init()
216 		LOG_ERR("%s: parent MFD is not ready", dev->name);  in tle9104_gpio_init()
217 		return -EINVAL;  in tle9104_gpio_init()
220 	result = k_mutex_init(&data->lock);  in tle9104_gpio_init()