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• pwm.dts.template

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io.silverspoon.bulldog.beagleboneblack.devicetree.pwm.dts.template Maven / Gradle / Ivy

/*
 * Copyright (C) 2013 CircuitCo
 * Copyright (C) 2013 Texas Instruments
 *
 * 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 = "bd_pwm_${pin_name}";
	version = "${version}";

	/* state the resources this cape uses */
	exclusive-use =
		/* the pin header uses */
		"${pin_name_dotted}",
		/* the hardware IP uses */
		"${pwm_name}${qualifier}";

	fragment@0 {
		target = <&am33xx_pinmux>;
		__overlay__ {
			pwm_${pin_name}: pinmux_pwm_${pin_name}_pins {
				pinctrl-single,pins = <${pin_address}  ${mux_mode}>;
			};
		};
	};

	fragment@1 {
		target = <&ocp>;
		__overlay__ {
			pwm_test_${pin_name} {
				compatible	= "pwm_test";
				pwms 		= <&${pwm_name} ${channel} ${period} ${polarity}>;
				pwm-names 	= "PWM_${pin_name}";
			    pinctrl-names	= "default";
			    pinctrl-0	= <&pwm_${pin_name}>;
				enabled		= <0>;
				duty		= <0>;
				status 		= "okay";
			};
		};
	};
};