[people/ms/u-boot.git] / drivers / pwm / pwm-uclass.c

/*
 * Copyright (c) 2016 Google, Inc
 * Written by Simon Glass <sjg@chromium.org>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <dm.h>
#include <pwm.h>

int pwm_set_config(struct udevice *dev, uint channel, uint period_ns,
		   uint duty_ns)
{
	struct pwm_ops *ops = pwm_get_ops(dev);

	if (!ops->set_config)
		return -ENOSYS;

	return ops->set_config(dev, channel, period_ns, duty_ns);
}

int pwm_set_enable(struct udevice *dev, uint channel, bool enable)
{
	struct pwm_ops *ops = pwm_get_ops(dev);

	if (!ops->set_enable)
		return -ENOSYS;

	return ops->set_enable(dev, channel, enable);
}

UCLASS_DRIVER(pwm) = {
	.id		= UCLASS_PWM,
	.name		= "pwm",
};
Commit	Line	Data
fc760cb8 SG	1	/*
	2	* Copyright (c) 2016 Google, Inc
	3	* Written by Simon Glass <sjg@chromium.org>
	4	*
	5	* SPDX-License-Identifier: GPL-2.0+
	6	*/
	7
	8	#include <common.h>
	9	#include <dm.h>
	10	#include <pwm.h>
	11
	12	int pwm_set_config(struct udevice *dev, uint channel, uint period_ns,
	13	uint duty_ns)
	14	{
	15	struct pwm_ops *ops = pwm_get_ops(dev);
	16
	17	if (!ops->set_config)
	18	return -ENOSYS;
	19
	20	return ops->set_config(dev, channel, period_ns, duty_ns);
	21	}
	22
	23	int pwm_set_enable(struct udevice *dev, uint channel, bool enable)
	24	{
	25	struct pwm_ops *ops = pwm_get_ops(dev);
	26
	27	if (!ops->set_enable)
	28	return -ENOSYS;
	29
	30	return ops->set_enable(dev, channel, enable);
	31	}
	32
	33	UCLASS_DRIVER(pwm) = {
	34	.id = UCLASS_PWM,
	35	.name = "pwm",
	36	};