[thirdparty/u-boot.git] / drivers / sound / i8254_beep.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright 2018 Google LLC
 */

#include <common.h>
#include <dm.h>
#include <sound.h>
#include <asm/i8254.h>

int i8254_start_beep(struct udevice *dev, int frequency_hz)
{
	return i8254_enable_beep(frequency_hz);
}

int i8254_stop_beep(struct udevice *dev)
{
	i8254_disable_beep();

	return 0;
}

static const struct sound_ops i8254_ops = {
	.start_beep	= i8254_start_beep,
	.stop_beep	= i8254_stop_beep,
};

static const struct udevice_id i8254_ids[] = {
	{ .compatible = "i8254,beeper" },
	{ }
};

U_BOOT_DRIVER(i8254_drv) = {
	.name		= "i8254_drv",
	.id		= UCLASS_SOUND,
	.of_match	= i8254_ids,
	.ops		= &i8254_ops,
};
Commit	Line	Data
6a27e540 SG	1	// SPDX-License-Identifier: GPL-2.0+
	2	/*
	3	* Copyright 2018 Google LLC
	4	*/
	5
d678a59d	6	#include <common.h>
6a27e540 SG	7	#include <dm.h>
	8	#include <sound.h>
	9	#include <asm/i8254.h>
	10
	11	int i8254_start_beep(struct udevice *dev, int frequency_hz)
	12	{
	13	return i8254_enable_beep(frequency_hz);
	14	}
	15
	16	int i8254_stop_beep(struct udevice *dev)
	17	{
	18	i8254_disable_beep();
	19
	20	return 0;
	21	}
	22
	23	static const struct sound_ops i8254_ops = {
	24	.start_beep = i8254_start_beep,
	25	.stop_beep = i8254_stop_beep,
	26	};
	27
	28	static const struct udevice_id i8254_ids[] = {
	29	{ .compatible = "i8254,beeper" },
	30	{ }
	31	};
	32
	33	U_BOOT_DRIVER(i8254_drv) = {
	34	.name = "i8254_drv",
	35	.id = UCLASS_SOUND,
	36	.of_match = i8254_ids,
	37	.ops = &i8254_ops,
	38	};