imx: RS-485 problems during TX, maybe DMA related

[Clemens Gruber]

Hi Fabio,

On Sat, Jan 07, 2017 at 12:57:10PM -0200, Fabio Estevam wrote:
> The MX6QDL_PAD_CSI0_DAT16__UART4_CTS_B option is only valid in dte mode.

Ah, the input select is limited in that way, I see.

You wrote that you tried rts-gpios.
What about setting cts-gpios to gpio6 2 in the DT?

Or can you remux RX and TX to be switched to work in dte mode?

Regards,
Clemens