ok, thank you.

with this it will compiled, but after reboot, the BBB don´t boot and all 4 
LED´s are on

Am Dienstag, 19. November 2019 17:27:25 UTC+1 schrieb Mark A. Yoder:
>
> I think dtc doesn't do the preprocess of the include files.  The easiest 
> way might be to follow the instructions here[1] to find the sources on your 
> bone.  Put your new .dts file in with the sources in src/arm and run make.
>
> --Mark
>
> [1] https://elinux.org/EBC_Exercise_31_Dallas_1-Wire
>
> On Monday, November 18, 2019 at 11:22:57 AM UTC-5, Fohnbit wrote:
>>
>> Hello,
>>
>> I used the P9.12 pin for 1-wire ... this is working.
>>
>> Now I want 2 lanes more. I thought to use for the second lane: P8.27 and 
>> P8.28
>>
>> /*
>>  * Copyright (C) 2015 Robert Nelson <[email protected]>
>>  *
>>  * Virtual cape for onewire on connector pin P9.12
>>  *
>>  * This program is free software; you can redistribute it and/or modify
>>  * it under the terms of the GNU General Public License version 2 as
>>  * published by the Free Software Foundation.
>>  */
>>
>> /* Modified by Connor Shapiro for use with P8.27 & P8.28 */
>>
>> /dts-v1/;
>> /plugin/;
>>
>> #include <dt-bindings/board/am335x-bbw-bbb-base.h>
>> #include <dt-bindings/gpio/gpio.h>
>> #include <dt-bindings/pinctrl/am33xx.h>
>>
>> / {
>>         compatible = "ti,beaglebone", "ti,beaglebone-black", 
>> "ti,beaglebone-green";
>>
>>         /* identification */
>>         part-number = "BB-W1-P8.27_28";
>>         version = "00A0";
>>
>>         /* state the resources this cape uses */
>>         exclusive-use =
>>                 /* the pin header uses */
>>                 "P8.27",
>>                 "P8.28";
>>
>>         /*
>>          * Free up the pins used by the cape from the pinmux helpers.
>>          */
>>         fragment@0 {
>>                 target = <&ocp>;
>>                 __overlay__ {
>>                         P8_27_pinmux { status = "disabled"; };
>>                         P8_28_pinmux { status = "disabled"; };
>>                 };
>>         };
>>         
>>         fragment@1 {
>>                 target = <&am33xx_pinmux>;
>>                 __overlay__ {
>>
>>                         dallas_w1_1_pins: pinmux-dallas-w1-1pins {
>>                                 pinctrl-single,pins = < 
>>                                         BONE_P8_27 0x37
>>                                 >;
>>                         };
>>
>>                         dallas_w1_2_pins: pinmux-dallas-w1-2-pins {
>>                                 pinctrl-single,pins = < 
>>                                         BONE_P8_28 0x37
>>                                 >;
>>                         };
>>                 };
>>         };
>>         fragment@2 {
>>                 target-path="/";
>>                 __overlay__ {
>>
>>                         onewire2 {
>>                                 status = "okay";
>>                                 pinctrl-names = "default";
>>                                 pinctrl-0 = <&dallas_w1_pins>;
>>
>>                                 compatible = "w1-gpio";
>>                                 gpios = <&gpio2 22 GPIO_ACTIVE_HIGH>;
>>                         };
>>                 };
>>         };
>>
>>         fragment@3 {
>>                 target-path="/";
>>                 __overlay__ {
>>
>>                         onewire3 {
>>                                 status = "okay";
>>                                 pinctrl-names = "default";
>>                                 pinctrl-0 = <&dallas_w1_pins>;
>>
>>                                 compatible = "w1-gpio";
>>                                 gpios = <&gpio2 24 GPIO_ACTIVE_HIGH>;
>>                         };
>>                 };
>>         };
>> };
>>
>>
>> But when I try to compile, I get an error:
>> > dtc -O dtb -o BB-W1-P8.27_28-00A0.dtbo -b o -@ BB-W1-P8.27_28-00A0.dts
>> Error: BB-W1-P8.27_28-00A0.dts:16.1-9 syntax error
>> FATAL ERROR: Unable to parse input tree
>>
>> Line 16:
>>
>> #include <dt-bindings/board/am335x-bbw-bbb-base.h>
>> Maybe this are not existing on my BBB?
>>
>> Thank you!
>>
>>

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