Mirrors_Framework/PX4-Autopilot
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HOTFIX: correct some logic errors with SPI chipselect generation.

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Tested by Tridge.
This commit is contained in:
px4dev
2013-03-19 21:03:27 -07:00
parent ccdb2da4f4
commit b7d65bf8fc
1 changed files with 7 additions and 7 deletions
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apps/drivers/boards/px4fmu/px4fmu_spi.c
+7 -7
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@@ -92,21 +92,21 @@ __EXPORT void stm32_spi1select(FAR struct spi_dev_s *dev, enum spi_dev_e devid,
case PX4_SPIDEV_GYRO: case PX4_SPIDEV_GYRO:
/* Making sure the other peripherals are not selected */ /* Making sure the other peripherals are not selected */
stm32_gpiowrite(GPIO_SPI_CS_GYRO, !selected); stm32_gpiowrite(GPIO_SPI_CS_GYRO, !selected);
stm32_gpiowrite(GPIO_SPI_CS_MPU, selected); stm32_gpiowrite(GPIO_SPI_CS_MPU, 1);
stm32_gpiowrite(GPIO_SPI_CS_ACCEL, selected); stm32_gpiowrite(GPIO_SPI_CS_ACCEL, 1);
break; break;
case PX4_SPIDEV_ACCEL: case PX4_SPIDEV_ACCEL:
/* Making sure the other peripherals are not selected */ /* Making sure the other peripherals are not selected */
stm32_gpiowrite(GPIO_SPI_CS_ACCEL, !selected); stm32_gpiowrite(GPIO_SPI_CS_ACCEL, !selected);
stm32_gpiowrite(GPIO_SPI_CS_MPU, selected); stm32_gpiowrite(GPIO_SPI_CS_MPU, 1);
stm32_gpiowrite(GPIO_SPI_CS_GYRO, selected); stm32_gpiowrite(GPIO_SPI_CS_GYRO, 1);
break; break;
case PX4_SPIDEV_MPU: case PX4_SPIDEV_MPU:
/* Making sure the other peripherals are not selected */ /* Making sure the other peripherals are not selected */
stm32_gpiowrite(GPIO_SPI_CS_ACCEL, selected); stm32_gpiowrite(GPIO_SPI_CS_ACCEL, 1);
stm32_gpiowrite(GPIO_SPI_CS_GYRO, selected); stm32_gpiowrite(GPIO_SPI_CS_GYRO, 1);
stm32_gpiowrite(GPIO_SPI_CS_MPU, !selected); stm32_gpiowrite(GPIO_SPI_CS_MPU, !selected);
break; break;
@@ -125,7 +125,7 @@ __EXPORT uint8_t stm32_spi1status(FAR struct spi_dev_s *dev, enum spi_dev_e devi
__EXPORT void stm32_spi3select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected) __EXPORT void stm32_spi3select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected)
{ {
/* there can only be one device on this bus, so always select it */ /* there can only be one device on this bus, so always select it */
stm32_gpiowrite(GPIO_SPI_CS_SDCARD, 0); stm32_gpiowrite(GPIO_SPI_CS_SDCARD, !selected);
} }
__EXPORT uint8_t stm32_spi3status(FAR struct spi_dev_s *dev, enum spi_dev_e devid) __EXPORT uint8_t stm32_spi3status(FAR struct spi_dev_s *dev, enum spi_dev_e devid)