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Yao Yuan authored
Add dma support for i2c. This function depend on DMA driver. You can turn on it by write both the dmas and dma-name properties in dts node. DMA is optional, even DMA request unsuccessfully, i2c can also work well. Signed-off-by:
Yuan Yao <yao.yuan@freescale.com> Signed-off-by:
Wolfram Sang <wsa@the-dreams.de>
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