/**
* Expects to be called back through os_dev_create().
*
* @param The device object associated with this accelerometer
* @param Argument passed to OS device init, unused
*
* @return 0 on success, non-zero error on failure.
*/
int
lis2dw12_init(struct os_dev *dev, void *arg)
{
struct lis2dw12 *lis2dw12;
struct sensor *sensor;
int rc;
if (!arg || !dev) {
rc = SYS_ENODEV;
goto err;
}
lis2dw12 = (struct lis2dw12 *) dev;
lis2dw12->cfg.mask = SENSOR_TYPE_ALL;
log_register(dev->od_name, &_log, &log_console_handler, NULL, LOG_SYSLEVEL);
sensor = &lis2dw12->sensor;
/* Initialise the stats entry */
rc = stats_init(
STATS_HDR(g_lis2dw12stats),
STATS_SIZE_INIT_PARMS(g_lis2dw12stats, STATS_SIZE_32),
STATS_NAME_INIT_PARMS(lis2dw12_stat_section));
SYSINIT_PANIC_ASSERT(rc == 0);
/* Register the entry with the stats registry */
rc = stats_register(dev->od_name, STATS_HDR(g_lis2dw12stats));
SYSINIT_PANIC_ASSERT(rc == 0);
rc = sensor_init(sensor, dev);
if (rc) {
goto err;
}
/* Add the light driver */
rc = sensor_set_driver(sensor, SENSOR_TYPE_ACCELEROMETER,
(struct sensor_driver *) &g_lis2dw12_sensor_driver);
if (rc) {
goto err;
}
/* Set the interface */
rc = sensor_set_interface(sensor, arg);
if (rc) {
goto err;
}
rc = sensor_mgr_register(sensor);
if (rc) {
goto err;
}
if (sensor->s_itf.si_type == SENSOR_ITF_SPI) {
rc = hal_spi_disable(sensor->s_itf.si_num);
if (rc) {
goto err;
}
rc = hal_spi_config(sensor->s_itf.si_num, &spi_lis2dw12_settings);
if (rc == EINVAL) {
/* If spi is already enabled, for nrf52, it returns -1, We should not
* fail if the spi is already enabled
*/
goto err;
}
rc = hal_spi_enable(sensor->s_itf.si_num);
if (rc) {
goto err;
}
rc = hal_gpio_init_out(sensor->s_itf.si_cs_pin, 1);
if (rc) {
goto err;
}
}
init_interrupt(&lis2dw12->intr, lis2dw12->sensor.s_itf.si_ints);
lis2dw12->pdd.notify_ctx.snec_sensor = sensor;
lis2dw12->pdd.registered_mask = 0;
lis2dw12->pdd.interrupt = NULL;
rc = init_intpin(lis2dw12, lis2dw12_int_irq_handler, sensor);
if (rc) {
return rc;
}
return 0;
err:
return rc;
}
/**
* Expects to be called back through os_dev_create().
*
* @param The device object associated with this accelerometer
* @param Argument passed to OS device init, unused
*
* @return 0 on success, non-zero error on failure.
*/
int
adxl345_init(struct os_dev *dev, void *arg)
{
struct adxl345 *adxl;
struct sensor *sensor;
int rc;
if (!arg || !dev) {
return SYS_ENODEV;
}
adxl = (struct adxl345 *) dev;
adxl->cfg.mask = SENSOR_TYPE_ALL;
log_register(dev->od_name, &_log, &log_console_handler, NULL, LOG_SYSLEVEL);
sensor = &adxl->sensor;
/* Initialise the stats entry */
rc = stats_init(
STATS_HDR(g_adxl345stats),
STATS_SIZE_INIT_PARMS(g_adxl345stats, STATS_SIZE_32),
STATS_NAME_INIT_PARMS(adxl345_stat_section));
SYSINIT_PANIC_ASSERT(rc == 0);
/* Register the entry with the stats registry */
rc = stats_register(dev->od_name, STATS_HDR(g_adxl345stats));
SYSINIT_PANIC_ASSERT(rc == 0);
rc = sensor_init(sensor, dev);
if (rc) {
return rc;
}
/* Add the accelerometer/gyroscope driver */
rc = sensor_set_driver(sensor, SENSOR_TYPE_ACCELEROMETER,
(struct sensor_driver *) &adxl345_sensor_driver);
if (rc) {
return rc;
}
rc = sensor_set_interface(sensor, arg);
if (rc) {
return rc;
}
rc = sensor_mgr_register(sensor);
if (rc) {
return rc;
}
if (sensor->s_itf.si_type == SENSOR_ITF_SPI) {
rc = hal_spi_config(sensor->s_itf.si_num, &spi_adxl345_settings);
if (rc == EINVAL) {
return rc;
}
rc = hal_spi_enable(sensor->s_itf.si_num);
if (rc) {
return rc;
}
rc = hal_gpio_init_out(sensor->s_itf.si_cs_pin, 1);
if (rc) {
return rc;
}
}
#if MYNEWT_VAL(ADXL345_INT_ENABLE)
adxl->pdd.read_ctx.srec_sensor = sensor;
adxl->pdd.notify_ctx.snec_sensor = sensor;
rc = init_intpin(adxl, interrupt_handler, sensor);
if (rc != 0) {
return rc;
}
#endif
return 0;
}
