Beagle stuff

uart2pinmux.dts

/*
 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
 *
 * 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 = "uart2pinmux";

    fragment@0 {
        target = <&am33xx_pinmux>;
        __overlay__ {
            uart2pinmux: uart2pinmux_pins {
                pinctrl-single,pins = <
                    0x180 0x20  /* UART1_RXD muxRegOffset, INPUT | MODE0 */
                    0x184 0x00  /* UART1_TXD muxRegOffset, OUTPUT | MODE0 */
                    0x18 0x7  /* gpmc_ad6.gpio1_6, MODE7 */
                >;
            };
        };
    };

    fragment@1 {
        target = <&ocp>;
        __overlay__ {
            test_helper: helper {
                compatible = "bone-pinmux-helper";
                pinctrl-names = "default";
                pinctrl-0 = <&uart2pinmux>;
                status = "okay";
            };
        };
    };
};