171 lines
6.6 KiB
C
171 lines
6.6 KiB
C
/* sensor_lps25hb.h - header file for LPS22HB pressure and temperature
|
|
* sensor driver
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 2017 Linaro Limited
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#ifndef __SENSOR_LPS22HB_H__
|
|
#define __SENSOR_LPS22HB_H__
|
|
|
|
#include <stdint.h>
|
|
#include <i2c.h>
|
|
#include <misc/util.h>
|
|
|
|
#define LPS22HB_REG_WHO_AM_I 0x0F
|
|
#define LPS22HB_VAL_WHO_AM_I 0xB1
|
|
|
|
#define LPS22HB_REG_INTERRUPT_CFG 0x0B
|
|
#define LPS22HB_MASK_INTERRUPT_CFG_AUTORIFP BIT(7)
|
|
#define LPS22HB_SHIFT_INTERRUPT_CFG_AUTORIFP 7
|
|
#define LPS22HB_MASK_INTERRUPT_CFG_RESET_ARP BIT(6)
|
|
#define LPS22HB_SHIFT_INTERRUPT_CFG_RESET_ARP 6
|
|
#define LPS22HB_MASK_INTERRUPT_CFG_AUTOZERO BIT(5)
|
|
#define LPS22HB_SHIFT_INTERRUPT_CFG_AUTOZERO 5
|
|
#define LPS22HB_MASK_INTERRUPT_CFG_RESET_AZ BIT(4)
|
|
#define LPS22HB_SHIFT_INTERRUPT_CFG_RESET_AZ 4
|
|
#define LPS22HB_MASK_INTERRUPT_CFG_DIFF_EN BIT(3)
|
|
#define LPS22HB_SHIFT_INTERRUPT_CFG_DIFF_EN 3
|
|
#define LPS22HB_MASK_INTERRUPT_CFG_LIR BIT(2)
|
|
#define LPS22HB_SHIFT_INTERRUPT_CFG_LIR 2
|
|
#define LPS22HB_MASK_INTERRUPT_CFG_PL_E BIT(1)
|
|
#define LPS22HB_SHIFT_INTERRUPT_CFG_PL_E 1
|
|
#define LPS22HB_MASK_INTERRUPT_CFG_PH_E BIT(0)
|
|
#define LPS22HB_SHIFT_INTERRUPT_CFG_PH_E 0
|
|
|
|
#define LPS22HB_REG_THS_P_L 0x0C
|
|
#define LPS22HB_REG_THS_P_H 0x0D
|
|
|
|
#define LPS22HB_REG_CTRL_REG1 0x10
|
|
#define LPS22HB_MASK_CTRL_REG1_ODR (BIT(6) | BIT(5) | BIT(4))
|
|
#define LPS22HB_SHIFT_CTRL_REG1_ODR 4
|
|
#define LPS22HB_MASK_CTRL_REG1_EN_LPFP BIT(3)
|
|
#define LPS22HB_SHIFT_CTRL_REG1_EN_LPFP 3
|
|
#define LPS22HB_MASK_CTRL_REG1_LPFP_CFG BIT(2)
|
|
#define LPS22HB_SHIFT_CTRL_REG1_LPFP_CFG 2
|
|
#define LPS22HB_MASK_CTRL_REG1_BDU BIT(1)
|
|
#define LPS22HB_SHIFT_CTRL_REG1_BDU 1
|
|
#define LPS22HB_MASK_CTRL_REG1_SIM BIT(0)
|
|
#define LPS22HB_SHIFT_CTRL_REG1_SIM 0
|
|
|
|
#define LPS22HB_REG_CTRL_REG2 0x11
|
|
#define LPS22HB_MASK_CTRL_REG2_BOOT BIT(7)
|
|
#define LPS22HB_SHIFT_CTRL_REG2_BOOT 7
|
|
#define LPS22HB_MASK_CTRL_REG2_FIFO_EN BIT(6)
|
|
#define LPS22HB_SHIFT_CTRL_REG2_FIFO_EN 6
|
|
#define LPS22HB_MASK_CTRL_REG2_STOP_ON_FTH BIT(5)
|
|
#define LPS22HB_SHIFT_CTRL_REG2_STOP_ON_FTH 5
|
|
#define LPS22HB_MASK_CTRL_REG2_IF_ADD_INC BIT(4)
|
|
#define LPS22HB_SHIFT_CTRL_REG2_IF_ADD_INC 4
|
|
#define LPS22HB_MASK_CTRL_REG2_I2C_DIS BIT(3)
|
|
#define LPS22HB_SHIFT_CTRL_REG2_I2C_DIS 3
|
|
#define LPS22HB_MASK_CTRL_REG2_SWRESET BIT(2)
|
|
#define LPS22HB_SHIFT_CTRL_REG2_SWRESET 2
|
|
#define LPS22HB_MASK_CTRL_REG2_ONE_SHOT BIT(0)
|
|
#define LPS22HB_SHIFT_CTRL_REG2_ONE_SHOT 0
|
|
|
|
#define LPS22HB_REG_CTRL_REG3 0x12
|
|
#define LPS22HB_MASK_CTRL_REG3_INT_H_L BIT(7)
|
|
#define LPS22HB_SHIFT_CTRL_REG3_INT_H_L 7
|
|
#define LPS22HB_MASK_CTRL_REG3_PP_OD BIT(6)
|
|
#define LPS22HB_SHIFT_CTRL_REG3_PP_OD 6
|
|
#define LPS22HB_MASK_CTRL_REG3_F_FSS5 BIT(5)
|
|
#define LPS22HB_SHIFT_CTRL_REG3_F_FFS5 5
|
|
#define LPS22HB_MASK_CTRL_REG3_F_FTH BIT(4)
|
|
#define LPS22HB_SHIFT_CTRL_REG3_F_FTH 4
|
|
#define LPS22HB_MASK_CTRL_REG3_F_OVR BIT(3)
|
|
#define LPS22HB_SHIFT_CTRL_REG3_F_OVR 3
|
|
#define LPS22HB_MASK_CTRL_REG3_DRDY BIT(2)
|
|
#define LPS22HB_SHIFT_CTRL_REG3_DRDY 2
|
|
#define LPS22HB_MASK_CTRL_REG3_INT_S (BIT(1) | BIT(0))
|
|
#define LPS22HB_SHIFT_CTRL_REG_INT_S 0
|
|
|
|
#define LPS22HB_REG_FIFO_CTRL 0x14
|
|
#define LPS22HB_MASK_FIFO_CTRL_F_MODE (BIT(7) | BIT(6) | BIT(5))
|
|
#define LPS22HB_SHIFT_FIFO_CTRL_F_MODE 5
|
|
#define LPS22HB_MASK_FIFO_CTRL_WTM (BIT(4) | BIT(3) | BIT(2) | \
|
|
BIT(2) | BIT(1) | BIT(0))
|
|
#define LPS22HB_SHIFT_FIFO_CTRL_WTM 0
|
|
|
|
#define LPS22HB_REG_REF_P_XL 0x15
|
|
#define LPS22HB_REG_REF_P_L 0x16
|
|
#define LPS22HB_REG_REF_P_H 0x17
|
|
|
|
#define LPS22HB_REG_RPDS_L 0x18
|
|
#define LPS22HB_REG_RPDS_H 0x19
|
|
|
|
#define LPS22HB_REG_RES_CONF 0x1A
|
|
#define LPS22HB_MASK_RES_CONF_LC_EN BIT(0)
|
|
#define LPS22HB_SHIFT_RES_CONF_LC_EN 0
|
|
|
|
#define LPS22HB_REG_INT_SOURCE 0x25
|
|
#define LPS22HB_MASK_INT_SOURCE_IA BIT(2)
|
|
#define LPS22HB_SHIFT_INT_SOURCE_IA 2
|
|
#define LPS22HB_MASK_INT_SOURCE_PL BIT(1)
|
|
#define LPS22HB_SHIFT_INT_SOURCE_PL 1
|
|
#define LPS22HB_MASK_INT_SOURCE_PH BIT(0)
|
|
#define LPS22HB_SHIFT_INT_SOURCE_PH 0
|
|
|
|
#define LPS22HB_REG_FIFO_STATUS 0x26
|
|
#define LPS22HB_MASK_FIFO_STATUS_FTH_FIFO BIT(7)
|
|
#define LPS22HB_SHIFT_FIFO_STATUS_FTH_FIFO 7
|
|
#define LPS22HB_MASK_FIFO_STATUS_OVR BIT(6)
|
|
#define LPS22HB_SHIFT_FIFO_STATUS_OVR 6
|
|
#define LPS22HB_MASK_FIFO_STATUS_EMPTY_FIFO BIT(5)
|
|
#define LPS22HB_SHIFT_FIFO_STATUS_EMPTY_FIFO 5
|
|
#define LPS22HB_MASK_FIFO_STATUS_FSS (BIT(4) | BIT(3) | BIT(2) | \
|
|
BIT(1) | BIT(0))
|
|
#define LPS22HB_SHIFT_FIFO_STATUS_FSS 0
|
|
|
|
#define LPS22HB_REG_STATUS 0x27
|
|
#define LPS22HB_MASK_STATUS_P_OR BIT(5)
|
|
#define LPS22HB_SHIFT_STATUS_P_OR 5
|
|
#define LPS22HB_MASK_STATUS_T_OR BIT(4)
|
|
#define LPS22HB_SHIFT_STATUS_T_OR 4
|
|
#define LPS22HB_MASK_STATUS_P_DA BIT(1)
|
|
#define LPS22HB_SHIFT_STATUS_P_DA 1
|
|
#define LPS22HB_MASK_STATUS_T_DA BIT(0)
|
|
#define LPS22HB_SHIFT_STATUS_T_DA 0
|
|
|
|
#define LPS22HB_REG_PRESS_OUT_XL 0x28
|
|
#define LPS22HB_REG_PRESS_OUT_L 0x29
|
|
#define LPS22HB_REG_PRESS_OUT_H 0x2A
|
|
|
|
#define LPS22HB_REG_TEMP_OUT_L 0x2B
|
|
#define LPS22HB_REG_TEMP_OUT_H 0x2C
|
|
|
|
#define LPS22HB_REG_LPFP_RES 0x33
|
|
|
|
|
|
#if CONFIG_LPS22HB_SAMPLING_RATE == 1
|
|
#define LPS22HB_DEFAULT_SAMPLING_RATE 1
|
|
#elif CONFIG_LPS22HB_SAMPLING_RATE == 10
|
|
#define LPS22HB_DEFAULT_SAMPLING_RATE 2
|
|
#elif CONFIG_LPS22HB_SAMPLING_RATE == 25
|
|
#define LPS22HB_DEFAULT_SAMPLING_RATE 3
|
|
#elif CONFIG_LPS22HB_SAMPLING_RATE == 50
|
|
#define LPS22HB_DEFAULT_SAMPLING_RATE 4
|
|
#elif CONFIG_LPS22HB_SAMPLING_RATE == 75
|
|
#define LPS22HB_DEFAULT_SAMPLING_RATE 5
|
|
#endif
|
|
|
|
|
|
struct lps22hb_config {
|
|
char *i2c_master_dev_name;
|
|
u16_t i2c_slave_addr;
|
|
};
|
|
|
|
struct lps22hb_data {
|
|
struct device *i2c_master;
|
|
s32_t sample_press;
|
|
s16_t sample_temp;
|
|
};
|
|
|
|
#define SYS_LOG_DOMAIN "LPS22HB"
|
|
#define SYS_LOG_LEVEL CONFIG_SYS_LOG_SENSOR_LEVEL
|
|
#include <logging/sys_log.h>
|
|
#endif /* __SENSOR_LPS22HB_H__ */
|