imx: RS-485 problems during TX, maybe DMA related
From: Clemens Gruber <hidden>
Date: 2017-01-07 15:34:41
Also in:
linux-serial, lkml
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