| /* |
| * Copyright (c) 2020 Richard Osterloh |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef ZEPHYR_DRIVERS_SENSOR_VCNL4040_VCNL4040_H_ |
| #define ZEPHYR_DRIVERS_SENSOR_VCNL4040_VCNL4040_H_ |
| |
| #include <zephyr/drivers/sensor.h> |
| #include <zephyr/drivers/i2c.h> |
| #include <zephyr/drivers/gpio.h> |
| |
| /* Registers all 16 bits */ |
| #define VCNL4040_REG_ALS_CONF 0x00 |
| #define VCNL4040_REG_ALS_THDH 0x01 |
| #define VCNL4040_REG_ALS_THDL 0x02 |
| #define VCNL4040_REG_PS_CONF 0x03 |
| #define VCNL4040_REG_PS_MS 0x04 |
| #define VCNL4040_REG_PS_CANC 0x05 |
| #define VCNL4040_REG_PS_THDL 0x06 |
| #define VCNL4040_REG_PS_THDH 0x07 |
| #define VCNL4040_REG_PS_DATA 0x08 |
| #define VCNL4040_REG_ALS_DATA 0x09 |
| #define VCNL4040_REG_WHITE_DATA 0x0A |
| #define VCNL4040_REG_INT_FLAG 0x0B |
| #define VCNL4040_REG_DEVICE_ID 0x0C |
| |
| #define VCNL4040_DEFAULT_ID 0x0186 |
| |
| #define VCNL4040_LED_I_POS 8 |
| #define VCNL4040_PS_HD_POS 11 |
| #define VCNL4040_PS_HD_MASK (0x01 << VCNL4040_PS_HD_POS) |
| #define VCNL4040_PS_DUTY_POS 6 |
| #define VCNL4040_PS_IT_POS 1 |
| #define VCNL4040_PS_SD_POS 0 |
| #define VCNL4040_PS_SD_MASK (0x01 << VCNL4040_PS_SD_POS) |
| #define VCNL4040_ALS_IT_POS 6 |
| #define VCNL4040_ALS_SD_POS 0 |
| #define VCNL4040_ALS_SD_MASK (0x01 << VCNL4040_ALS_SD_POS) |
| |
| enum led_current { |
| VCNL4040_LED_CURRENT_50MA, |
| VCNL4040_LED_CURRENT_75MA, |
| VCNL4040_LED_CURRENT_100MA, |
| VCNL4040_LED_CURRENT_120MA, |
| VCNL4040_LED_CURRENT_140MA, |
| VCNL4040_LED_CURRENT_160MA, |
| VCNL4040_LED_CURRENT_180MA, |
| VCNL4040_LED_CURRENT_200MA, |
| }; |
| |
| enum led_duty_cycle { |
| VCNL4040_LED_DUTY_1_40, |
| VCNL4040_LED_DUTY_1_80, |
| VCNL4040_LED_DUTY_1_160, |
| VCNL4040_LED_DUTY_1_320, |
| }; |
| |
| enum ambient_integration_time { |
| VCNL4040_AMBIENT_INTEGRATION_TIME_80MS, |
| VCNL4040_AMBIENT_INTEGRATION_TIME_160MS, |
| VCNL4040_AMBIENT_INTEGRATION_TIME_320MS, |
| VCNL4040_AMBIENT_INTEGRATION_TIME_640MS, |
| }; |
| |
| enum proximity_integration_time { |
| VCNL4040_PROXIMITY_INTEGRATION_TIME_1T, |
| VCNL4040_PROXIMITY_INTEGRATION_TIME_1_5T, |
| VCNL4040_PROXIMITY_INTEGRATION_TIME_2T, |
| VCNL4040_PROXIMITY_INTEGRATION_TIME_2_5T, |
| VCNL4040_PROXIMITY_INTEGRATION_TIME_3T, |
| VCNL4040_PROXIMITY_INTEGRATION_TIME_3_5T, |
| VCNL4040_PROXIMITY_INTEGRATION_TIME_4T, |
| VCNL4040_PROXIMITY_INTEGRATION_TIME_8T, |
| }; |
| |
| enum proximity_type { |
| VCNL4040_PROXIMITY_INT_DISABLE, |
| VCNL4040_PROXIMITY_INT_CLOSE, |
| VCNL4040_PROXIMITY_INT_AWAY, |
| VCNL4040_PROXIMITY_INT_CLOSE_AWAY, |
| }; |
| |
| enum interrupt_type { |
| VCNL4040_PROXIMITY_AWAY = 1, |
| VCNL4040_PROXIMITY_CLOSE, |
| VCNL4040_AMBIENT_HIGH = 4, |
| VCNL4040_AMBIENT_LOW, |
| }; |
| |
| struct vcnl4040_config { |
| char *i2c_name; |
| uint8_t i2c_address; |
| #ifdef CONFIG_VCNL4040_TRIGGER |
| const char *gpio_name; |
| gpio_pin_t gpio_pin; |
| gpio_dt_flags_t gpio_flags; |
| #endif |
| enum led_current led_i; |
| enum led_duty_cycle led_dc; |
| enum ambient_integration_time als_it; |
| enum proximity_integration_time proxy_it; |
| enum proximity_type proxy_type; |
| }; |
| |
| struct vcnl4040_data { |
| const struct device *i2c; |
| struct k_sem sem; |
| #ifdef CONFIG_VCNL4040_TRIGGER |
| const struct device *dev; |
| const struct device *gpio; |
| uint8_t gpio_pin; |
| struct gpio_callback gpio_cb; |
| enum interrupt_type int_type; |
| sensor_trigger_handler_t proxy_handler; |
| sensor_trigger_handler_t als_handler; |
| #endif |
| #ifdef CONFIG_VCNL4040_TRIGGER_OWN_THREAD |
| K_THREAD_STACK_MEMBER(thread_stack, CONFIG_VCNL4040_THREAD_STACK_SIZE); |
| struct k_thread thread; |
| struct k_sem trig_sem; |
| #endif |
| #ifdef CONFIG_VCNL4040_TRIGGER_GLOBAL_THREAD |
| struct k_work work; |
| #endif |
| uint16_t proximity; |
| uint16_t light; |
| float sensitivity; |
| }; |
| |
| int vcnl4040_read(const struct device *dev, uint8_t reg, uint16_t *out); |
| int vcnl4040_write(const struct device *dev, uint8_t reg, uint16_t value); |
| |
| #ifdef CONFIG_VCNL4040_TRIGGER |
| int vcnl4040_trigger_init(const struct device *dev); |
| |
| int vcnl4040_attr_set(const struct device *dev, |
| enum sensor_channel chan, |
| enum sensor_attribute attr, |
| const struct sensor_value *val); |
| |
| int vcnl4040_trigger_set(const struct device *dev, |
| const struct sensor_trigger *trig, |
| sensor_trigger_handler_t handler); |
| #endif |
| |
| #endif |