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px4-firmware
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Remove peripheral clock changes as they interfere with current / old NuttX instance

This commit is contained in:
Lorenz Meier 2015-02-08 13:08:20 +01:00
parent 0fd11b78eb
commit 1c6cc8a745
1 changed files with 2 additions and 8 deletions
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10
src/drivers/px4io/px4io_serial.cpp
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@ -217,9 +217,6 @@ PX4IO_serial::~PX4IO_serial()
stm32_unconfiggpio(PX4IO_SERIAL_TX_GPIO);
stm32_unconfiggpio(PX4IO_SERIAL_RX_GPIO);
/* Disable APB clock for the USART peripheral */
modifyreg32(STM32_RCC_APB2ENR, RCC_APB2ENR_USART6EN, 0);
/* and kill our semaphores */
sem_destroy(&_completion_semaphore);
sem_destroy(&_bus_semaphore);
@ -246,12 +243,9 @@ PX4IO_serial::init()
/* allocate DMA */
_tx_dma = stm32_dmachannel(PX4IO_SERIAL_TX_DMAMAP);
_rx_dma = stm32_dmachannel(PX4IO_SERIAL_RX_DMAMAP);
if ((_tx_dma == nullptr) || (_rx_dma == nullptr))
if ((_tx_dma == nullptr) || (_rx_dma == nullptr)) {
return -1;
/* Enable the APB clock for the USART peripheral */
modifyreg32(STM32_RCC_APB2ENR, 0, RCC_APB2ENR_USART6EN);
}
/* configure pins for serial use */
stm32_configgpio(PX4IO_SERIAL_TX_GPIO);