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DS18B20

a guest Aug 21st, 2014 478 Never
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  1. /*
  2. * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
  3. *
  4. * This program is free software; you can redistribute it and/or modify
  5. * it under the terms of the GNU General Public License version 2 as
  6. * published by the Free Software Foundation.
  7. *
  8. * Modified  by Russell Senior from the weather cape's DTS file.
  9. * Minor formatting by C W Rose.
  10. */
  11. /dts-v1/;
  12. /plugin/;
  13.  
  14. / {
  15.     compatible = "ti,beaglebone", "ti,beaglebone-black";
  16.     part-number = "BB-W1";
  17.     version = "00A0";
  18.  
  19.     exclusive-use = "P8.11";
  20.  
  21.     fragment@0 {
  22.         target = <&am33xx_pinmux>;
  23.         __overlay__ {
  24.              bb_w1_pins: pinmux_bb_w1_pins {
  25.                  pinctrl-single,pins =  <0x34 0x37 /* gpmc_ad13.gpio1_13, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE7 - w1-gpio */ >;
  26.              };
  27.         };
  28.     };
  29.  
  30.     fragment@1 {
  31.         target = <&ocp>;
  32.         __overlay__ {
  33.             onewire@0 {
  34.                 status          = "okay";
  35.                 compatible      = "w1-gpio";
  36.                 pinctrl-names   = "default";
  37.                 pinctrl-0       = <&bb_w1_pins>;
  38.  
  39.                 gpios = <&gpio2 13 0>;
  40.             };
  41.         };
  42.     };
  43. };
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