| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #ifndef __DRV2605_H__ |
| #define __DRV2605_H__ |
| |
| #include "os/mynewt.h" |
| #include "sensor/sensor.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| |
| struct drv2605_cal { |
| uint8_t brake_factor; |
| uint8_t loop_gain; |
| uint8_t lra_sample_time; |
| uint8_t lra_blanking_time; |
| uint8_t lra_idiss_time; |
| uint8_t auto_cal_time; |
| uint8_t lra_zc_det_time; |
| }; |
| |
| enum drv2605_power_mode { |
| DRV2605_POWER_STANDBY = 0x00, // en pin high, standby bit high |
| DRV2605_POWER_ACTIVE, //en pin high, standby bit low |
| DRV2605_POWER_OFF //en pin low |
| }; |
| |
| enum drv2605_op_mode { |
| DRV2605_OP_ROM = 0x00, |
| DRV2605_OP_PWM, |
| DRV2605_OP_ANALOG, |
| DRV2605_OP_RTP, |
| DRV2605_OP_DIAGNOSTIC, |
| DRV2605_OP_CALIBRATION, |
| DRV2605_OP_RESET |
| }; |
| |
| enum drv2605_motor_type { |
| DRV2605_MOTOR_LRA = 0x00, |
| DRV2605_MOTOR_ERM = 0x01 |
| }; |
| |
| struct drv2605_cfg { |
| enum drv2605_op_mode op_mode; |
| enum drv2605_motor_type motor_type; |
| struct drv2605_cal cal; |
| }; |
| |
| struct drv2605 { |
| struct os_dev dev; |
| struct sensor sensor; |
| struct drv2605_cfg cfg; |
| }; |
| |
| |
| /** |
| * Initialize the drv2605. This is normally used as an os_dev_create initialization function |
| * |
| * @param dev Pointer to the drv2605_dev device descriptor |
| * @param arg Pointer to the sensor interface |
| * |
| * @return 0 on success, non-zero on failure |
| */ |
| int |
| drv2605_init(struct os_dev *dev, void *arg); |
| |
| |
| /** |
| * Set up the drv2605 with the configuration parameters given |
| * |
| * @param dev Pointer to the drv2605_dev device descriptor |
| * @param cfg Pointer to the drv2605_cfg settings for mode, type, calibration |
| * |
| * @return 0 on success, non-zero on failure |
| */ |
| int |
| drv2605_config(struct drv2605 *drv2605, struct drv2605_cfg *cfg); |
| |
| |
| #if MYNEWT_VAL(DRV2605_CLI) |
| int |
| drv2605_shell_init(void); |
| #endif |
| |
| |
| /** |
| * Get a best effort defaults for the drv2605_cal |
| * |
| * @param Pointer to the drv2605_cal struct |
| * @return 0 on success, non-zero on failure |
| */ |
| int |
| drv2605_default_cal(struct drv2605_cal *cal); |
| |
| /** |
| * Get chip ID from the sensor |
| * |
| * @param The sensor interface |
| * @param Pointer to the variable to fill up chip ID in |
| * @return 0 on success, non-zero on failure |
| */ |
| int |
| drv2605_get_chip_id(struct sensor_itf *itf, uint8_t *id); |
| |
| /** |
| * Get chip ID from the sensor |
| * |
| * @param The sensor interface |
| * @param Pointer to the buffer of rom library selections |
| * @param Size of the rom buffer (max 8) |
| * @return 0 on success, non-zero on failure |
| */ |
| int |
| drv2605_load_rom(struct sensor_itf *itf, uint8_t *buffer, size_t length); |
| |
| /** |
| * Load value for rtp playback to device |
| * |
| * @param The sensor interface |
| * @param Value to load |
| * @return 0 on success, non-zero on failure |
| */ |
| int |
| drv2605_load_rtp(struct sensor_itf *itf, uint8_t value); |
| |
| /** |
| * Trigger preloaded rom selections |
| * |
| * @param The sensor interface |
| * @return 0 on success, non-zero on failure |
| */ |
| int |
| drv2605_trigger_rom(struct sensor_itf *itf); |
| |
| /** |
| * Get rom playback status from device |
| * |
| * @param The sensor interface |
| * @param Pointer to the variable to fill up status in |
| * @return 0 on success, non-zero on failure |
| */ |
| int |
| drv2605_rom_busy(struct sensor_itf *itf, bool *status); |
| |
| /** |
| * Set the current power mode from device. |
| * |
| * @param The sensor interface |
| * @param drv2605_power_mode to send to device |
| * @return 0 on success, non-zero on failure |
| */ |
| int |
| drv2605_set_power_mode(struct sensor_itf *itf, enum drv2605_power_mode power_mode); |
| |
| /** |
| * Get the current power mode from device |
| * |
| * @param The sensor interface |
| * @param Pointer to drv2605_power_mode enum |
| * @return 0 on success, non-zero on failure |
| */ |
| int |
| drv2605_get_power_mode(struct sensor_itf *itf, enum drv2605_power_mode *power_mode); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __DRV2605_H__ */ |