Micka, Eldo succeeded in building the kernel and the device tree. It worked like a breeze (so far).
Thank you very much. You have made friends here. If you need help in anything that we can help, just let me know. Best regards Angelo Sent from my iPhone On 2 Aug 2017, at 13:26, Micka <[email protected]<mailto:[email protected]>> wrote: Well, to summarize you have to compile the kernel 4.4: in the menu of the configuration, you switch to omap-serial.c<http://elixir.free-electrons.com/linux/v4.4.79/source/drivers/tty/serial/omap-serial.c> with CONFIG_SERIAL_OMAP and on the device tree you have to put something like : &am33xx_pinmux { .... uart1_pins: pinmux_uart1_pins { pinctrl-single,pins = < AM33XX_IOPAD(0x980, PIN_INPUT | MUX_MODE0) /* P9.26 uart1_rxd.uart1_rxd INPUT OK*/ AM33XX_IOPAD(0x984, PIN_OUTPUT | MUX_MODE0) /* P9.24 uart1_txd.uart1_txd OUTPUT OK*/ AM33XX_IOPAD(0x9a4, PIN_OUTPUT | MUX_MODE7) /* TX enable GPIO 3_19 OK*/ AM33XX_IOPAD(0x848, PIN_OUTPUT | MUX_MODE7) /* RX enable P9.14 GPIO 1_18 mode 7 OK*/ >; }; ..... }; &uart1 { pinctrl-names = "default"; pinctrl-0 = <&uart1_pins>; status = "okay"; rts-gpio = <&gpio3 19 GPIO_ACTIVE_HIGH>; // 3_19 cts-gpio = <&gpio1 18 GPIO_ACTIVE_HIGH>; // 1_18 rs485-rts-active-high; rs485-rts-delay = <0 0>; linux,rs485-enabled-at-boot-time; }; Enjoy ! Micka, Le mer. 2 août 2017 à 17:33, Angelo Fares Menhem <[email protected]<mailto:[email protected]>> a écrit : Eldo Attached are the prints of my chat wit Michael Musset. Please follow his instructions. He kindly offered to help us via email. If necessary send him a message copying me. Regards -- 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/C49B083F-2FD4-444E-A383-01BE48F6A3F2%40concert.com.br. For more options, visit https://groups.google.com/d/optout.
