On Sun, Mar 19, 2017 at 5:22 AM, Madhu K <[email protected]> wrote: > HI All, > > I am trying to enable UART2 on beaglebone black. > > I have made below changes in am335x-bone-common.dtsi file but I am not able > to see any prints related to UART2 in dmesg logs. > > > uart2_pins: uart2_pins { > pinctrl-single,pins = < > AM33XX_IOPAD(0x954, PIN_OUTPUT_PULLDOWN | MUX_MODE1) > /* spi0_d0.uart2_tx */ > AM33XX_IOPAD(0x950, PIN_INPUT_PULLUP | MUX_MODE1) /* > spi0_sclk.uart2_rx */ > >; > }; > > &uart2 { > pinctrl-names = "default"; > pinctrl-0 = <&uart2_pins>; > > compatible = "free-electrons, serial";
this is wrong ^ remove the compatible line.. > > status = "okay"; > }; > > > I recompiled the dts file and generated new dtb, and loaded this dtb file. > but no luck. > > when I grep for the uart's in dmesg log it showing only one uart > > ubuntu@ubuntu-armhf:~$ dmesg | grep uart > [ 0.526979] omap_uart 44e09000.serial: no wakeirq for uart0 > > > what could be issue. Regards, -- Robert Nelson https://rcn-ee.com/ -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CAOCHtYiV4RC1XrEqkVyzt2JGVaMFggzHmuzQ%2B4yUJo2stUiupw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
