ldgraphy

/*
 * Based on github.com/jadonk/validation-scripts/tree/master/test-capemgr
 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
 *
 * This is part of LDGraphy which is free software; you can redistribute it
 * and/or modify it under the terms of the GNU General Purpose License Version 2
 * as published by the Free Software Foundation
 *
 * To create the binary representation that the device manager can handle, run
 *   make LDGraphy-00A0.dtbo
 * (The binary is checked into github, so this is only needed if you are
 *  modifying this file)
 */

/dts-v1/;
/plugin/;

/{
    compatible = "ti,beaglebone", "ti,beaglebone-black", "ti,beaglebone-green";
    part-number = "LDGraphy";
    version = "00A0";

    exclusive-use = "pruss",  // Programmable realtime unit
                    "P9.11", "P9.12", "P9.13", "P9.14", "P9.15", "P9.16",
                    "P9.17", "P9.18", "P9.23";

    fragment@0 {
        target = <&am33xx_pinmux>;
        __overlay__ {
            beagleg_gpio_pins: LDGraphy_Pins {
                pinctrl-single,pins = <
		    /* Pixel data */
		    0x158 0x07 /* GPIO_0[4] ; P9.18 Polygon Mirror Clock */
		    0x15c 0x07 /* GPIO_0[5] ; P9.17 Laser Data; pulldown */
		    0x04c 0x17 /* GPIO_1[19]; P9.16 Mirror/Stepper ~EN; pullup */

		    /* Sled stepper */
		    0x048 0x07 /* GPIO_1[18]; P9.14 Dir */
		    0x040 0x07 /* GPIO_1[16]; P9.15 Step */

		    /* Input */
		    //0x044 0x37 /* GPIO_1[17]; P9.23 Hsync input. Pullup. */
		    0x044 0x3F /* GPIO_1[17]; P9.23 Hsync input. Pullup disable */

		    0x078 0x37 /* GPIO_1[28]; P9.12 Stop-switch back; pullup */
		    0x074 0x37 /* GPIO_0[31]; P9.13 Stop-switch front; pullup */
		    0x070 0x37 /* GPIO_0[30]; P9.11 UI-button; pullup */

		    /* Experimental direct io */
		    //0x184 0x36 /* R31[16]; P9.24 input; pullup */
		    0x184 0x3E /* R31[16]; P9.24 input; pullup disabled. */
		    0x1a4 0x0D /* R30[5];  P9.27 output */
                >;
            };
        };
    };

    fragment@1 {
        target = <&ocp>;
        __overlay__ {
            test_helper: helper {
                compatible = "bone-pinmux-helper";
                pinctrl-names = "default";
                pinctrl-0 = <&beagleg_gpio_pins>;
                status = "okay";
            };
        };
    };

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