4  * SPDX-License-Identifier: Apache-2.0
12 #include <zephyr/drivers/gpio.h>
16 #include <zephyr/drivers/gpio/gpio_utils.h>
61 /* Helper Macros for GPIO */
63 	((const struct mss_gpio_config * const)(dev)->config)
65 	((volatile struct mss_gpio_t *)(DEV_GPIO_CFG(dev))->gpio_base_addr)
67 	((struct mss_gpio_data *)(dev)->data)
74 	volatile struct mss_gpio_t *gpio = DEV_GPIO(dev);  in mss_gpio_config()  local
79 		return -ENOTSUP;  in mss_gpio_config()
84 		gpio->gpio_cfg[pin] |= MSS_GPIO_OUTPUT_MODE;  in mss_gpio_config()
87 			gpio->gpio_out |= BIT(pin);  in mss_gpio_config()
90 			gpio->gpio_out &= ~BIT(pin);  in mss_gpio_config()
95 		gpio->gpio_cfg[pin] |= MSS_GPIO_INPUT_MODE;  in mss_gpio_config()
98 		return -ENOTSUP;  in mss_gpio_config()
107 	volatile struct mss_gpio_t *gpio = DEV_GPIO(dev);  in mss_gpio_port_toggle_bits()  local
109 	gpio->gpio_out ^= mask;  in mss_gpio_port_toggle_bits()
117 	volatile struct mss_gpio_t *gpio = DEV_GPIO(dev);  in mss_gpio_port_get_raw()  local
119 	*value = gpio->gpio_in;  in mss_gpio_port_get_raw()
128 	volatile struct mss_gpio_t *gpio = DEV_GPIO(dev);  in mss_gpio_port_set_masked_raw()  local
130 	gpio->gpio_out = (gpio->gpio_out & ~mask) | (value & mask);  in mss_gpio_port_set_masked_raw()
138 	volatile struct mss_gpio_t *gpio = DEV_GPIO(dev);  in mss_gpio_port_set_bits_raw()  local
140 	gpio->gpio_out |= mask;  in mss_gpio_port_set_bits_raw()
148 	volatile struct mss_gpio_t *gpio = DEV_GPIO(dev);  in mss_gpio_port_clear_bits_raw()  local
150 	gpio->gpio_out &= ~mask;  in mss_gpio_port_clear_bits_raw()
161 	volatile struct mss_gpio_t *gpio = DEV_GPIO(dev);  in mss_gpio_pin_interrupt_configure()  local
163 	gpio->gpio_cfg[pin] |= (MSS_GPIO_INT_ENABLE_MASK);  in mss_gpio_pin_interrupt_configure()
167 		gpio->gpio_cfg[pin] |= (MSS_GPIO_IRQ_EDGE_BOTH);  in mss_gpio_pin_interrupt_configure()
170 		gpio->gpio_cfg[pin] |= (MSS_GPIO_IRQ_EDGE_POSITIVE);  in mss_gpio_pin_interrupt_configure()
173 		gpio->gpio_cfg[pin] |= (MSS_GPIO_IRQ_EDGE_NEGATIVE);  in mss_gpio_pin_interrupt_configure()
176 		gpio->gpio_cfg[pin] |= (MSS_GPIO_IRQ_LEVEL_LOW);  in mss_gpio_pin_interrupt_configure()
179 		gpio->gpio_cfg[pin] |= (MSS_GPIO_IRQ_LEVEL_HIGH);  in mss_gpio_pin_interrupt_configure()
182 		gpio->gpio_cfg[pin] &= ~MSS_GPIO_INT_ENABLE_MASK;  in mss_gpio_pin_interrupt_configure()
193 	struct mss_gpio_data *data = dev->data;  in mss_gpio_manage_callback()
195 	return gpio_manage_callback(&data->cb, callback, set);  in mss_gpio_manage_callback()
197 static DEVICE_API(gpio, mss_gpio_driver) = {
211 	volatile struct mss_gpio_t *gpio = DEV_GPIO(dev);  in mss_gpio_init()  local
213 	gpio->gpio_irq = 0xFFFFFFFFU;  in mss_gpio_init()
216 	/* Configure GPIO device */  in mss_gpio_init()
217 	cfg->gpio_cfg_func();  in mss_gpio_init()
223 	volatile struct mss_gpio_t *gpio = DEV_GPIO(dev);  in mss_gpio_irq_handler()  local
224 	uint32_t interrupt_status = gpio->gpio_irq;  in mss_gpio_irq_handler()
226 	gpio->gpio_irq = gpio->gpio_irq;  in mss_gpio_irq_handler()
227 	struct mss_gpio_data *data = dev->data;  in mss_gpio_irq_handler()
229 	gpio_fire_callbacks(&data->cb, dev, interrupt_status);  in mss_gpio_irq_handler()
232 #define MSS_GPIO_INIT(n)	\  argument
233 	static struct mss_gpio_data mss_gpio_data_##n;	\
234 	static void gpio_mss_gpio_cfg_func_##n(void);	\
236 	static const struct mss_gpio_config mss_gpio_config_##n = {	\
238 			.port_pin_mask = GPIO_PORT_PIN_MASK_FROM_DT_INST(n),	\
240 		.gpio_base_addr = DT_INST_REG_ADDR(n),	\
241 		.gpio_irq_base  = DT_INST_IRQN(n),	\
242 		.gpio_cfg_func = gpio_mss_gpio_cfg_func_##n	\
245 	DEVICE_DT_INST_DEFINE(n,	\
248 				&mss_gpio_data_##n, &mss_gpio_config_##n,	\
252 	static void gpio_mss_gpio_cfg_func_##n(void)	\
254 		IRQ_CONNECT(DT_INST_IRQN(n),	\
255 				DT_INST_IRQ(n, priority),	\
257 				DEVICE_DT_INST_GET(n),	\
259 		irq_enable(DT_INST_IRQN(n));	\