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完善 Serial V2 框架 (#5770)

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* [stm32] fix h7 uart V2 driver unused code.

* [DeviceDriver][serialv2] fix the serialv2 when using for console device on DMA mode.

* [stm32][art-pi] using serial v2 by default

* [DeviceDriver][SerialV2] Add termios for serial@V2 .

* [BSP][STM32] Add hardware flow control for STM32 serial@V2 driver.

* [DeviceDriver][Serial@V2] Add hardware flow control for serial V2.
This commit is contained in:
朱天龙 (Armink)
2022-04-04 17:25:04 +08:00
committed by GitHub
parent 78ac851c31
commit 039efbb075
3 changed files with 333 additions and 15 deletions
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bsp/stm32/libraries/HAL_Drivers/drv_usart_v2.c
+13 -1
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@@ -119,7 +119,6 @@ static rt_err_t stm32_configure(struct rt_serial_device *serial, struct serial_c
uart->handle.Instance = uart->config->Instance;
uart->handle.Init.BaudRate = cfg->baud_rate;
uart->handle.Init.HwFlowCtl = UART_HWCONTROL_NONE;
uart->handle.Init.Mode = UART_MODE_TX_RX;
uart->handle.Init.OverSampling = UART_OVERSAMPLING_16;
@@ -168,6 +167,19 @@ static rt_err_t stm32_configure(struct rt_serial_device *serial, struct serial_c
break;
}
switch (cfg->flowcontrol)
{
case RT_SERIAL_FLOWCONTROL_NONE:
uart->handle.Init.HwFlowCtl = UART_HWCONTROL_NONE;
break;
case RT_SERIAL_FLOWCONTROL_CTSRTS:
uart->handle.Init.HwFlowCtl = UART_HWCONTROL_RTS_CTS;
break;
default:
uart->handle.Init.HwFlowCtl = UART_HWCONTROL_NONE;
break;
}
#ifdef RT_SERIAL_USING_DMA
uart->dma_rx.remaining_cnt = serial->config.rx_bufsz;
#endif