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@@ -554,9 +554,9 @@ int RT_hw_i2c_bus_init(void)
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#endif
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#if defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32MP1) || defined(SOC_SERIES_STM32H7)
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i2c_objs[i].dma.handle_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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- i2c_objs[i].dma.handle_tx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
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- i2c_objs[i].dma.handle_tx.Init.MemBurst = DMA_MBURST_INC4;
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- i2c_objs[i].dma.handle_tx.Init.PeriphBurst = DMA_PBURST_INC4;
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+ i2c_objs[i].dma.handle_rx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
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+ i2c_objs[i].dma.handle_rx.Init.MemBurst = DMA_MBURST_INC4;
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+ i2c_objs[i].dma.handle_rx.Init.PeriphBurst = DMA_PBURST_INC4;
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#endif /* defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32MP1) || defined(SOC_SERIES_STM32H7) */
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{
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rt_uint32_t tmpreg = 0x00U;
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@@ -577,7 +577,6 @@ int RT_hw_i2c_bus_init(void)
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}
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}
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-#ifdef BSP_I2C_USING_DMA
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if (i2c_objs[i].i2c_dma_flag & RT_DEVICE_FLAG_DMA_TX)
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{
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i2c_objs[i].dma.handle_tx.Instance = i2c_config[i].dma_tx->Instance;
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