robobonobo-00A0.dts

/*
 * Copyright (C) 2014 M@ Dunlap
 *
 * 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.
 */
/dts-v1/;
/plugin/;

/ {
  compatible = "ti,beaglebone", "ti,beaglebone-black";

  /* identification */
  part-number = "battle_bone";
  version = "00A0";

  /* state the resources this cape uses */
  exclusive-use =
    /* the pin header uses */
    "P8.11",    /* eQEP2B (GPIO1_13) */
    "P8.12",    /* eQEP2A (GPIO1_12) */
    "P8.17",    /* GPIO0_27 */
    "P8.18",    /* GPIO2_1 */
    "P8.19",    /* pwm: ehrpwm2A */

    "P9.11",    /* GPIO0_30 (UART4_RXD) */
    "P9.12",    /* GPIO1_28 (GPIO1_28) */
    "P9.21",    /* UART2_TXD */
    "P9.22",    /* UART2_RXD */
    "P9.27",    /* eQEP0B (GPIO3_19) */
    "P9.28",    /* GPIO3_17 (SPI1_CS0) */
    "P9.29",    /* pwm: ehrpwm0B (SPI1_D0) */
    "P9.30",    /* GPIO3_16 (SPI1_D1) */
    "P9.31",    /* pwm: ehrpwm0A (SPI1_SCLK) */
    "P9.33",    /* AIN4 */
    "P9.35",    /* AIN6 */
    "P9.36",    /* AIN5 */
    "P9.37",    /* AIN2 */
    "P9.38",    /* AIN3 */
    "P9.39",    /* AIN0 */
    "P9.40",    /* AIN1 */
    "P9.42",    /* eQEP0A (GPIO3_18):  TODO: set GPIO0_7 to input */

    
    /* the hardware IP uses */
    "ehrpwm0A",
    "ehrpwm0B",
    "ehrpwm2A",
    "eqep0A",
    "eqep0B",
    "eqep2A",
    "eqep2B",
    "tscadc",
    "uart2";

  /* Experimental am33xx unknown overlay */
  fragment@0 {
    target = <&epwmss0>;
    __overlay__ {
      status = "okay";
    };
  };

  fragment@1 {
    target = <&ehrpwm0>;
    __overlay__ {
      status = "okay";
    };
  };

  fragment@2 {
    target = <&ecap0>;
    __overlay__ {
      status = "okay";
    };
  };

  fragment@3 {
    target = <&epwmss1>;
    __overlay__ {
      status = "okay";
    };
  };

  fragment@4 {
    target = <&ehrpwm1>;
    __overlay__ {
      status = "okay";
    };
  };

  fragment@5 {
    target = <&epwmss2>;
    __overlay__ {
      status = "okay";
    };
  };

  fragment@6 {
    target = <&ehrpwm2>;
    __overlay__ {
      status = "okay";
    };
  };

  fragment@7 {
    target = <&ecap2>;
    __overlay__ {
      status = "okay";
    };
  };


  /* Working PWM fragments */
  fragment@8 {
    target = <&am33xx_pinmux>;
    __overlay__ {
      pwm_P8_19: pinmux_pwm_P8_19_pins {
        pinctrl-single,pins = <0x020  0x4>; /* P8_19 (ZCZ ball U10) | MODE 4 */
      };
    };
  };

  fragment@9 {
    target = <&ocp>;
    __overlay__ {
      pwm_test_P8_19 {
        compatible  = "pwm_test";
        pwms    = <&ehrpwm2 0 5000000 1>;
        pwm-names   = "PWM_P8_19";

        pinctrl-names = "default";
        pinctrl-0 = <&pwm_P8_19>;

        enabled   = <1>;
        duty    = <5000000>;
        status    = "okay";
      };
    };
  };


  fragment@16 {
    target = <&am33xx_pinmux>;
    __overlay__ {
      pwm_P9_14: pinmux_pwm_P9_14_pins {
        pinctrl-single,pins = <0x048  0x6>; /* P9_14 (ZCZ ball U14) | MODE 6 */
      };
    };
  };

  fragment@17 {
    target = <&ocp>;
    __overlay__ {
      pwm_test_P9_14 {
        compatible  = "pwm_test";
        pwms    = <&ehrpwm1 0 5000000 1>;
        pwm-names   = "PWM_P9_14";
          pinctrl-names = "default";
          pinctrl-0 = <&pwm_P9_14>;
        enabled   = <1>;
        duty    = <0>;
        status    = "okay";
      };
    };
  };

  fragment@18 {
    target = <&am33xx_pinmux>;
    __overlay__ {
      pwm_P9_16: pinmux_pwm_P9_16_pins {
        pinctrl-single,pins = <0x04c  0x6>; /* P9_16 (ZCZ ball T14) | MODE 6 */
      };
    };
  };

  fragment@19 {
    target = <&ocp>;
    __overlay__ {
      pwm_test_P9_16 {
        compatible  = "pwm_test";
        pwms    = <&ehrpwm1 1 5000000 1>;
        pwm-names   = "PWM_P9_16";
          pinctrl-names = "default";
          pinctrl-0 = <&pwm_P9_16>;
        enabled   = <1>;
        duty    = <0>;
        status    = "okay";
      };
    };
  };

  fragment@20 {
    target = <&ocp>;
    __overlay__ {
      #address-cells = <1>;
      #size-cells = <1>;

      tscadc {
        compatible = "ti,ti-tscadc";
        reg = <0x44e0d000 0x1000>;

        interrupt-parent = <&intc>;
        interrupts = <16>;
        ti,hwmods = "adc_tsc";
        status = "okay";

        adc {
          ti,adc-channels = <0 1 2 3 4 5 6 7>;
        };
      };

      test_helper: helper {
        compatible = "bone-iio-helper";
        vsense-name  = "AIN0", "AIN1", "AIN2", "AIN3", "AIN4", "AIN5", "AIN6", "AIN7";
        vsense-scale = <100     100     100     100     100     100     100     100>;
        status = "okay";
      };
    };
  };/**/

};