263 lines
7.9 KiB
C
263 lines
7.9 KiB
C
/*
|
|
* Copyright (c) 2017 Intel Corporation
|
|
* Copyright (c) 2018 PHYTEC Messtechnik GmbH
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#ifndef ZEPHYR_DRIVERS_SENSOR_APDS9960_APDS9960_H_
|
|
#define ZEPHYR_DRIVERS_SENSOR_APDS9960_APDS9960_H_
|
|
|
|
#include <zephyr/drivers/gpio.h>
|
|
|
|
#define APDS9960_ENABLE_REG 0x80
|
|
#define APDS9960_ENABLE_GEN BIT(6)
|
|
#define APDS9960_ENABLE_PIEN BIT(5)
|
|
#define APDS9960_ENABLE_AIEN BIT(4)
|
|
#define APDS9960_ENABLE_WEN BIT(3)
|
|
#define APDS9960_ENABLE_PEN BIT(2)
|
|
#define APDS9960_ENABLE_AEN BIT(1)
|
|
#define APDS9960_ENABLE_PON BIT(0)
|
|
|
|
#define APDS9960_ATIME_REG 0x81
|
|
#define APDS9960_WTIME_REG 0x83
|
|
#define APDS9960_INT_AILTL_REG 0x84
|
|
#define APDS9960_INT_AILTH_REG 0x85
|
|
#define APDS9960_INT_AIHTL_REG 0x86
|
|
#define APDS9960_INT_AIHTH_REG 0x87
|
|
#define APDS9960_PILT_REG 0x89
|
|
#define APDS9960_PIHT_REG 0x8B
|
|
|
|
#define APDS9960_PERS_REG 0x8C
|
|
#define APDS9960_PERS_PPERS (BIT(4) | BIT(5) | BIT(6) | BIT(7))
|
|
#define APDS9960_APERS_MASK (BIT(0) | BIT(1) | BIT(2) | BIT(3))
|
|
|
|
#define APDS9960_CONFIG1_REG 0x8D
|
|
#define APDS9960_CONFIG1_WLONG BIT(1)
|
|
|
|
#define APDS9960_PPULSE_REG 0x8E
|
|
#define APDS9960_PPULSE_LENGTH_4US 0
|
|
#define APDS9960_PPULSE_LENGTH_8US BIT(6)
|
|
#define APDS9960_PPULSE_LENGTH_16US BIT(7)
|
|
#define APDS9960_PPULSE_LENGTH_32US (BIT(7) | BIT(6))
|
|
|
|
#define APDS9960_CONTROL_REG 0x8F
|
|
#define APDS9960_CONTROL_LDRIVE (BIT(6) | BIT(7))
|
|
#define APDS9960_CONTROL_PGAIN (BIT(3) | BIT(2))
|
|
#define APDS9960_CONTROL_AGAIN (BIT(0) | BIT(1))
|
|
/* LED Drive values */
|
|
#define APDS9960_LED_DRIVE_100MA 0
|
|
#define APDS9960_LED_DRIVE_50MA BIT(6)
|
|
#define APDS9960_LED_DRIVE_25MA BIT(7)
|
|
#define APDS9960_LED_DRIVE_12_5MA (BIT(6) | BIT(7))
|
|
/* Proximity Gain (PGAIN) values */
|
|
#define APDS9960_PGAIN_1X 0
|
|
#define APDS9960_PGAIN_2X BIT(2)
|
|
#define APDS9960_PGAIN_4X BIT(3)
|
|
#define APDS9960_PGAIN_8X (BIT(2) | BIT(3))
|
|
/* ALS Gain (AGAIN) values */
|
|
#define APDS9960_AGAIN_1X 0
|
|
#define APDS9960_AGAIN_4X BIT(0)
|
|
#define APDS9960_AGAIN_16X BIT(1)
|
|
#define APDS9960_AGAIN_64X (BIT(0) | BIT(1))
|
|
|
|
#define APDS9960_CONFIG2_REG 0x90
|
|
#define APDS9960_CONFIG2_CPSIEN BIT(6)
|
|
#define APDS9960_CONFIG2_PSIEN BIT(7)
|
|
/* LED Boost values */
|
|
#define APDS9960_PLED_BOOST_100 0
|
|
#define APDS9960_PLED_BOOST_150 BIT(4)
|
|
#define APDS9960_PLED_BOOST_200 BIT(5)
|
|
#define APDS9960_PLED_BOOST_300 (BIT(5) | BIT(4))
|
|
|
|
#define APDS9960_ID_REG 0x92
|
|
/* Acceptable device IDs */
|
|
#define APDS9960_ID_1 0xAB
|
|
#define APDS9960_ID_2 0x9C
|
|
|
|
#define APDS9960_STATUS_REG 0x93
|
|
#define APDS9960_STATUS_CPSAT BIT(7)
|
|
#define APDS9960_STATUS_PGSAT BIT(6)
|
|
#define APDS9960_STATUS_PINT BIT(5)
|
|
#define APDS9960_STATUS_AINT BIT(4)
|
|
#define APDS9960_STATUS_GINT BIT(2)
|
|
#define APDS9960_STATUS_PVALID BIT(1)
|
|
#define APDS9960_STATUS_AVALID BIT(0)
|
|
|
|
#define APDS9960_CDATAL_REG 0x94
|
|
#define APDS9960_CDATAH_REG 0x95
|
|
#define APDS9960_RDATAL_REG 0x96
|
|
#define APDS9960_RDATAH_REG 0x97
|
|
#define APDS9960_GDATAL_REG 0x98
|
|
#define APDS9960_GDATAH_REG 0x99
|
|
#define APDS9960_BDATAL_REG 0x9A
|
|
#define APDS9960_BDATAH_REG 0x9B
|
|
#define APDS9960_PDATA_REG 0x9C
|
|
|
|
#define APDS9960_POFFSET_UR_REG 0x9D
|
|
#define APDS9960_POFFSET_DL_REG 0x9E
|
|
|
|
#define APDS9960_CONFIG3_REG 0x9F
|
|
#define APDS9960_CONFIG3_PCMP BIT(5)
|
|
#define APDS9960_CONFIG3_SAI BIT(4)
|
|
#define APDS9960_CONFIG3_PMSK_U BIT(3)
|
|
#define APDS9960_CONFIG3_PMSK_D BIT(2)
|
|
#define APDS9960_CONFIG3_PMSK_L BIT(1)
|
|
#define APDS9960_CONFIG3_PMSK_R BIT(0)
|
|
|
|
#define APDS9960_GPENTH_REG 0xA0
|
|
#define APDS9960_GEXTH_REG 0xA1
|
|
|
|
#define APDS9960_GCONFIG1_REG 0xA2
|
|
#define APDS9960_GCONFIG1_GFIFOTH (BIT(7) | BIT(6))
|
|
#define APDS9960_GCONFIG1_GEXMSK (BIT(5) | BIT(4) | BIT(3) | BIT(2))
|
|
#define APDS9960_GCONFIG1_GEXPERS (BIT(1) | BIT(0))
|
|
|
|
#define APDS9960_GCONFIG2_REG 0xA3
|
|
#define APDS9960_GCONFIG2_GGAIN (BIT(6) | BIT(5))
|
|
#define APDS9960_GCONFIG2_GLDRIVE (BIT(4) | BIT(3))
|
|
#define APDS9960_GCONFIG2_WTIME (BIT(2) | BIT(1) | BIT(0))
|
|
/* Gesture Gain (GGAIN) values */
|
|
#define APDS9960_GGAIN_1X 0
|
|
#define APDS9960_GGAIN_2X BIT(5)
|
|
#define APDS9960_GGAIN_4X BIT(6)
|
|
#define APDS9960_GGAIN_8X (BIT(6) | BIT(5))
|
|
/* Gesture LED Drive Strength values */
|
|
#define APDS9960_LED_GDRIVE_100MA 0
|
|
#define APDS9960_LED_GDRIVE_50MA BIT(3)
|
|
#define APDS9960_LED_GDRIVE_25MA BIT(4)
|
|
#define APDS9960_LED_GDRIVE_12_5MA (BIT(4) | BIT(3))
|
|
/* Gesture wait time values */
|
|
#define APDS9960_GWTIME_0MS 0
|
|
#define APDS9960_GWTIME_2_8MS 1
|
|
#define APDS9960_GWTIME_5_6MS 2
|
|
#define APDS9960_GWTIME_8_4MS 3
|
|
#define APDS9960_GWTIME_14_0MS 4
|
|
#define APDS9960_GWTIME_22_4MS 5
|
|
#define APDS9960_GWTIME_30_8MS 6
|
|
#define APDS9960_GWTIME_39_2MS 7
|
|
|
|
#define APDS9960_GOFFSET_U_REG 0xA4
|
|
#define APDS9960_GOFFSET_D_REG 0xA5
|
|
#define APDS9960_GOFFSET_L_REG 0xA7
|
|
#define APDS9960_GOFFSET_R_REG 0xA9
|
|
|
|
#define APDS9960_GPULSE_REG 0xA6
|
|
#define APDS9960_GPULSE_GPLEN (BIT(7) | BIT(6))
|
|
#define APDS9960_GPULSE_GPULSE (BIT(5) | BIT(4) | BIT(3) |\
|
|
BIT(2) | BIT(1) | BIT(0))
|
|
/* Gesture Pulse Length values */
|
|
#define APDS9960_GPLEN_0US 0
|
|
#define APDS9960_GPLEN_8US BIT(6)
|
|
#define APDS9960_GPLEN_16US BIT(7)
|
|
#define APDS9960_GPLEN_32US (BIT(7) | BIT(6))
|
|
|
|
#define APDS9960_GCONFIG3_REG 0xAA
|
|
#define APDS9960_GCONFIG3_GDIMS (BIT(1) | BIT(0))
|
|
|
|
/* Gesture Registers */
|
|
#define APDS9960_GCONFIG4_REG 0xAB
|
|
#define APDS9960_GCONFIG4_GFIFO_CLR BIT(2)
|
|
#define APDS9960_GCONFIG4_GIEN BIT(1)
|
|
#define APDS9960_GCONFIG4_GMODE BIT(0)
|
|
|
|
#define APDS9960_GFLVL_REG 0xAE
|
|
|
|
#define APDS9960_GSTATUS_REG 0xAF
|
|
#define APDS9960_GSTATUS_GFOV BIT(1)
|
|
#define APDS9960_GSTATUS_GVALID BIT(0)
|
|
|
|
#define APDS9960_IFORCE_REG 0xE4
|
|
#define APDS9960_PICLEAR_REG 0xE5
|
|
#define APDS9960_CICLEAR_REG 0xE6
|
|
#define APDS9960_AICLEAR_REG 0xE7
|
|
|
|
#define APDS9960_GFIFO_U_REG 0xFC
|
|
#define APDS9960_GFIFO_D_REG 0xFD
|
|
#define APDS9960_GFIFO_L_REG 0xFE
|
|
#define APDS9960_GFIFO_R_REG 0xFF
|
|
|
|
/* Default values */
|
|
#define APDS9960_DEFAULT_ATIME 219
|
|
#define APDS9960_DEFAULT_WTIME 255
|
|
#define APDS9960_DEFAULT_CONFIG1 0x60
|
|
#define APDS9960_DEFAULT_PERS BIT(4)
|
|
#define APDS9960_DEFAULT_CONFIG2 (BIT(6) | BIT(0))
|
|
#define APDS9960_DEFAULT_GESTURE_PPULSE 0x89
|
|
#define APDS9960_DEFAULT_POFFSET_UR 0
|
|
#define APDS9960_DEFAULT_POFFSET_DL 0
|
|
#define APDS9960_DEFAULT_LDRIVE APDS9960_LED_DRIVE_100MA
|
|
|
|
#ifdef CONFIG_APDS9960_TRIGGER
|
|
#define APDS9960_DEFAULT_PILT 0
|
|
#define APDS9960_DEFAULT_PIHT 50
|
|
#define APDS9960_DEFAULT_AILT 10
|
|
#define APDS9960_DEFAULT_AIHT 1000
|
|
#define APDS9960_DEFAULT_CONFIG3 0
|
|
#else
|
|
#define APDS9960_DEFAULT_PILT 0
|
|
#define APDS9960_DEFAULT_PIHT 1
|
|
#define APDS9960_DEFAULT_AILT 0xFFFF
|
|
#define APDS9960_DEFAULT_AIHT 0
|
|
#define APDS9960_DEFAULT_CONFIG3 APDS9960_CONFIG3_SAI
|
|
#endif
|
|
|
|
#define APDS9960_DEFAULT_GPENTH 40
|
|
#define APDS9960_DEFAULT_GEXTH 30
|
|
#define APDS9960_DEFAULT_GCONF1 0x40
|
|
#define APDS9960_DEFAULT_GGAIN APDS9960_GGAIN_4X
|
|
#define APDS9960_DEFAULT_GLDRIVE APDS9960_LED_DRIVE_100MA
|
|
#define APDS9960_DEFAULT_GWTIME APDS9960_GWTIME_2_8MS
|
|
#define APDS9960_DEFAULT_GOFFSET 0
|
|
#define APDS9960_DEFAULT_GPULSE 0xC9
|
|
#define APDS9960_DEFAULT_GCONF3 0
|
|
|
|
struct apds9960_config {
|
|
struct i2c_dt_spec i2c;
|
|
struct gpio_dt_spec int_gpio;
|
|
uint8_t pgain;
|
|
uint8_t again;
|
|
uint8_t ppcount;
|
|
uint8_t pled_boost;
|
|
};
|
|
|
|
struct apds9960_data {
|
|
struct gpio_callback gpio_cb;
|
|
struct k_work work;
|
|
const struct device *dev;
|
|
uint16_t sample_crgb[4];
|
|
uint8_t pdata;
|
|
|
|
#ifdef CONFIG_APDS9960_TRIGGER
|
|
sensor_trigger_handler_t p_th_handler;
|
|
const struct sensor_trigger *p_th_trigger;
|
|
#else
|
|
struct k_sem data_sem;
|
|
#endif
|
|
};
|
|
|
|
static inline void apds9960_setup_int(const struct apds9960_config *cfg,
|
|
bool enable)
|
|
{
|
|
unsigned int flags = enable
|
|
? GPIO_INT_EDGE_TO_ACTIVE
|
|
: GPIO_INT_DISABLE;
|
|
|
|
gpio_pin_interrupt_configure_dt(&cfg->int_gpio, flags);
|
|
}
|
|
|
|
#ifdef CONFIG_APDS9960_TRIGGER
|
|
void apds9960_work_cb(struct k_work *work);
|
|
|
|
int apds9960_attr_set(const struct device *dev,
|
|
enum sensor_channel chan,
|
|
enum sensor_attribute attr,
|
|
const struct sensor_value *val);
|
|
|
|
int apds9960_trigger_set(const struct device *dev,
|
|
const struct sensor_trigger *trig,
|
|
sensor_trigger_handler_t handler);
|
|
#endif /* CONFIG_APDS9960_TRIGGER */
|
|
|
|
#endif /* ZEPHYR_DRIVERS_SENSOR_APDS9960_APDS9960_H_*/
|