Re: [PATCH 1/2] serial/imx: add DMA support

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Le vendredi 27 avril 2012 14:09:53 Huang Shijie a écrit :
> Hi,
> 
> >> +/* see the "i.MX61 SDMA Scripts User Manual.doc" for the parameters */
> > 
> > I can't see how the manual helps here.
> 
> sorry, the comment is in the wrong place. it should placed at
> configuring the `slave_config`.
> 
> > Please test this patch at least on one more SoC. There should be nothing
> > i.MX6 specific in here, the fact that the i.MX6 is mentioned several
> > times in the comments make me suspicious.
> 
> There are bugs in the UART DMA code in the firmware before the imx6q.
> So we can not test the UART DMA except the imx6q arm2 board.

Does this mean that there is no hope for a working uart dma on imx31 ? 

Thanks,

Philippe

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