On 05/09/2017 10:14 AM, Uwe Kleine-König wrote: > Hello Mika, > > On Tue, May 09, 2017 at 07:18:09AM +0300, Mika Penttilä wrote: >> The following commit e61c38d85b7 makes the uarts on i.MX6 nonfunctional (no >> data transmitted or received). >> With e61c38d85b7 reverted the uarts work ok. >> >> ------------------- >> commit e61c38d85b7392e033ee03bca46f1d6006156175 >> Author: Uwe Kleine-König <u.kleine-koe...@pengutronix.de> >> Date: Tue Apr 4 11:18:51 2017 +0200 >> >> serial: imx: setup DCEDTE early and ensure DCD and RI irqs to be off >> >> -------------------- > > are you operating the UART in DTE or DCE mode? Does this affect all > UARTs or only those that are not used in the bootloader?
I am operating in DCE mode. The debug/console uart works ok, but two others don't. > > Looking at the patch I wonder if setting IMX21_UCR3_RXDMUXSEL | > UCR3_ADNIMP is missing for you. > Probably yes, but I can verify this later and get back to you. > Can you please check which hunk of e61c38d85b73 is giving you problems? > > Best regards > Uwe > --Mika
