xref: /freebsd/sys/dev/clk/rockchip/rk_clk_mux.h (revision be82b3a0bf72ed3b5f01ac9fcd8dcd3802e3c742)

/*-
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Copyright 2016 Michal Meloun <mmel@FreeBSD.org>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */
#ifndef _RK_CLK_MUX_H_
#define _RK_CLK_MUX_H_

#include <dev/clk/clk.h>

struct rk_clk_mux_def {
	struct clknode_init_def clkdef;
	uint32_t		offset;
	uint32_t		shift;
	uint32_t		width;
	int			mux_flags;
};

#define	RK_CLK_MUX_MASK		0xFFFF0000
#define	RK_CLK_MUX_REPARENT	(1 << 0)
#define	RK_CLK_MUX_GRF		(1 << 1)

int rk_clk_mux_register(struct clkdom *clkdom, struct rk_clk_mux_def *clkdef);

#endif /* _RK_CLK_MUX_H_ */