freebsd-dev/sys/arm64/rockchip/clk/rk_clk_composite.h
Emmanuel Vadot e213223c9b Remove "all rights reserved" from copyright for the file I own.
Some of the files have both me and Jared McNeill and he gave me
permission to remove it from his files too.
2019-12-03 21:00:45 +00:00

60 lines
2.0 KiB
C

/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright 2018 Emmanuel Vadot <manu@FreeBSD.org>
*
* 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.
*
* $FreeBSD$
*/
#ifndef _RK_CLK_COMPOSITE_H_
#define _RK_CLK_COMPOSITE_H_
#include <dev/extres/clk/clk.h>
struct rk_clk_composite_def {
struct clknode_init_def clkdef;
uint32_t muxdiv_offset;
uint32_t mux_shift;
uint32_t mux_width;
uint32_t div_shift;
uint32_t div_width;
uint32_t gate_offset;
uint32_t gate_shift;
uint32_t flags;
};
#define RK_CLK_COMPOSITE_HAVE_MUX 0x0001
#define RK_CLK_COMPOSITE_HAVE_GATE 0x0002
#define RK_CLK_COMPOSITE_DIV_EXP 0x0004 /* Register 0, 1, 2, 2, ... */
/* Divider 1, 2, 4, 8, ... */
int rk_clk_composite_register(struct clkdom *clkdom,
struct rk_clk_composite_def *clkdef);
#endif /* _RK_CLK_COMPOSITE_H_ */