| /* |
| * Copyright (c) 2017-2019 Phytec Messtechnik GmbH |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef ZEPHYR_DRIVERS_SENSOR_AMG88XX_AMG88XX_H_ |
| #define ZEPHYR_DRIVERS_SENSOR_AMG88XX_AMG88XX_H_ |
| |
| #include <zephyr/device.h> |
| #include <zephyr/drivers/gpio.h> |
| #include <zephyr/sys/util.h> |
| |
| #define AMG88XX_PCLT 0x00 /* Setting Power control register */ |
| #define AMG88XX_RST 0x01 /* Reset register */ |
| #define AMG88XX_FPSC 0x02 /* Setting frame rate register */ |
| #define AMG88XX_INTC 0x03 /* Setting interrupt control register */ |
| #define AMG88XX_STAT 0x04 /* Status register */ |
| #define AMG88XX_SCLR 0x05 /* Status clear register */ |
| #define AMG88XX_AVE 0x07 /* Setting average register */ |
| #define AMG88XX_INTHL 0x08 /* Interrupt level upper limit [7:0] */ |
| #define AMG88XX_INTHH 0x09 /* Interrupt level upper limit [11:8] */ |
| #define AMG88XX_INTLL 0x0a /* Interrupt level lower limit [7:0] */ |
| #define AMG88XX_INTLH 0x0b /* Interrupt level lower limit [11:8] */ |
| #define AMG88XX_INTSL 0x0c /* Interrupt hysteresis level [7:0] */ |
| #define AMG88XX_INTSH 0x0d /* Interrupt hysteresis level [11:8] */ |
| #define AMG88XX_TTHL 0x0e /* Thermistor temperature data [7:0] */ |
| #define AMG88XX_TTHH 0x0f /* Thermistor temperature data [10:8] */ |
| #define AMG88XX_INT0 0x10 /* Pixel 1..8 Interrupt Result */ |
| #define AMG88XX_INT1 0x11 /* Pixel 9..16 Interrupt Result */ |
| #define AMG88XX_INT2 0x12 /* Pixel 17..24 Interrupt Result */ |
| #define AMG88XX_INT3 0x13 /* Pixel 25..32 Interrupt Result */ |
| #define AMG88XX_INT4 0x14 /* Pixel 33..40 Interrupt Result */ |
| #define AMG88XX_INT5 0x15 /* Pixel 41..48 Interrupt Result */ |
| #define AMG88XX_INT6 0x16 /* Pixel 49..56 Interrupt Result */ |
| #define AMG88XX_INT7 0x17 /* Pixel 57..64 Interrupt Result */ |
| |
| #define AMG88XX_OUTPUT_BASE 0x80 /* Base address for the output values */ |
| |
| #define AMG88XX_PCLT_NORMAL_MODE 0x00 |
| #define AMG88XX_PCLT_SLEEP_MODE 0x10 |
| #define AMG88XX_PCLT_STAND_BY_60S_MODE 0x20 |
| #define AMG88XX_PCLT_STAND_BY_10S_MODE 0x21 |
| |
| #define AMG88XX_RST_FLAG_RST 0x30 |
| #define AMG88XX_RST_INITIAL_RST 0x3F |
| |
| #define AMG88XX_FPSC_10FPS 0x00 |
| #define AMG88XX_FPSC_1FPS 0x01 |
| |
| #define AMG88XX_INTC_DISABLED 0x00 |
| #define AMG88XX_INTC_DIFF_MODE 0x01 |
| #define AMG88XX_INTC_ABS_MODE 0x03 |
| |
| #define AMG88XX_STAT_INTF_MASK 0x02 |
| #define AMG88XX_STAT_OVF_IRS_MASK 0x04 |
| |
| #define AMG88XX_SCLR_INTCLR_MASK 0x02 |
| #define AMG88XX_SCLR_OVS_CLR_MASK 0x04 |
| |
| #define AMG88XX_AVE_MAMOD_MASK 0x20 |
| |
| /* 1 LSB is equivalent to 0.25 degree Celsius scaled to micro degrees */ |
| #define AMG88XX_TREG_LSB_SCALING 250000 |
| |
| #define AMG88XX_WAIT_MODE_CHANGE_US 50000 |
| #define AMG88XX_WAIT_INITIAL_RESET_US 2000 |
| |
| struct amg88xx_config { |
| const struct i2c_dt_spec i2c; |
| #ifdef CONFIG_AMG88XX_TRIGGER |
| const struct gpio_dt_spec int_gpio; |
| #endif |
| }; |
| |
| struct amg88xx_data { |
| int16_t sample[64]; |
| |
| #ifdef CONFIG_AMG88XX_TRIGGER |
| const struct device *dev; |
| struct gpio_callback gpio_cb; |
| |
| sensor_trigger_handler_t drdy_handler; |
| struct sensor_trigger drdy_trigger; |
| |
| sensor_trigger_handler_t th_handler; |
| struct sensor_trigger th_trigger; |
| |
| #if defined(CONFIG_AMG88XX_TRIGGER_OWN_THREAD) |
| K_KERNEL_STACK_MEMBER(thread_stack, CONFIG_AMG88XX_THREAD_STACK_SIZE); |
| struct k_sem gpio_sem; |
| struct k_thread thread; |
| #elif defined(CONFIG_AMG88XX_TRIGGER_GLOBAL_THREAD) |
| struct k_work work; |
| #endif |
| |
| #endif /* CONFIG_AMG88XX_TRIGGER */ |
| }; |
| |
| #ifdef CONFIG_AMG88XX_TRIGGER |
| int amg88xx_attr_set(const struct device *dev, |
| enum sensor_channel chan, |
| enum sensor_attribute attr, |
| const struct sensor_value *val); |
| |
| int amg88xx_trigger_set(const struct device *dev, |
| const struct sensor_trigger *trig, |
| sensor_trigger_handler_t handler); |
| |
| int amg88xx_init_interrupt(const struct device *dev); |
| #endif /* CONFIG_AMG88XX_TRIGGER */ |
| |
| #endif |