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Add de-init for BMP280

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This commit is contained in:
jflyper 2017-07-16 11:18:31 +09:00
parent eb8755453d
commit bc0dbce062
1 changed files with 33 additions and 10 deletions
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43
src/main/drivers/barometer/barometer_bmp280.c
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@ -94,6 +94,34 @@ bool bmp280WriteRegister(busDevice_t *pBusdev, uint8_t reg, uint8_t data)
return false; return false;
} }
void bmp280BusInit(busDevice_t *pBusdev)
{
#ifdef USE_BARO_SPI_MS5611
if (pBusdev->bustype == BUSTYPE_SPI) {
#define DISABLE_BMP280(pBusdev) IOHi((pBusdev)->busdev_u.spi.csnPin)
IOInit(pBusdev->busdev_u.spi.csnPin, OWNER_BARO_CS, 0);
IOConfigGPIO(pBusdev->busdev_u.spi.csnPin, IOCFG_OUT_PP);
DISABLE_BMP280(pBusdev);
spiSetDivisor(pBusdev->busdev_u.spi.instance, SPI_CLOCK_STANDARD); // XXX
}
#else
UNUSED(pBusdev);
#endif
}
void bmp280BusDeinit(busDevice_t *pBusdev)
{
#ifdef USE_BARO_SPI_MS5611
if (pBusdev->bustype == BUSTYPE_SPI) {
IOConfigGPIO(pBusdev->busdev_u.spi.csnPin, IOCFG_IPU);
IORelease(pBusdev->busdev_u.spi.csnPin);
IOInit(pBusdev->busdev_u.spi.csnPin, OWNER_SPI_PREINIT, 0);
}
#else
UNUSED(pBusdev);
#endif
}
bool bmp280Detect(baroDev_t *baro) bool bmp280Detect(baroDev_t *baro)
{ {
if (bmp280InitDone) if (bmp280InitDone)
@ -103,19 +131,14 @@ bool bmp280Detect(baroDev_t *baro)
busDevice_t *pBusdev = &baro->busdev; busDevice_t *pBusdev = &baro->busdev;
#ifdef USE_BARO_SPI_BMP280 bmp280BusInit(pBusdev);
if (pBusdev->bustype == BUSTYPE_SPI) { // For final consoliation
#define DISABLE_BMP280(pBusdev) IOHi((pBusdev)->busdev_u.spi.csnPin)
IOInit(pBusdev->busdev_u.spi.csnPin, OWNER_BARO_CS, 0);
IOConfigGPIO(pBusdev->busdev_u.spi.csnPin, IOCFG_OUT_PP);
DISABLE_BMP280(pBusdev);
spiSetDivisor(pBusdev->busdev_u.spi.instance, SPI_CLOCK_STANDARD); // XXX
}
#endif
bmp280ReadRegister(pBusdev, BMP280_CHIP_ID_REG, 1, &bmp280_chip_id); /* read Chip Id */ bmp280ReadRegister(pBusdev, BMP280_CHIP_ID_REG, 1, &bmp280_chip_id); /* read Chip Id */
if (bmp280_chip_id != BMP280_DEFAULT_CHIP_ID)
if (bmp280_chip_id != BMP280_DEFAULT_CHIP_ID) {
bmp280BusDeinit(pBusdev);
return false; return false;
}
// read calibration // read calibration
bmp280ReadRegister(pBusdev, BMP280_TEMPERATURE_CALIB_DIG_T1_LSB_REG, 24, (uint8_t *)&bmp280_cal); bmp280ReadRegister(pBusdev, BMP280_TEMPERATURE_CALIB_DIG_T1_LSB_REG, 24, (uint8_t *)&bmp280_cal);