xref: /freebsd/sys/arm64/qoriq/clk/qoriq_clk_pll.h (revision 6580f5c38dd5b01aeeaed16b370f1a12423437f0)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2020 Alstom Group.
5  * Copyright (c) 2020 Semihalf.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  */
29 
30 #ifndef	_QORIQ_CLK_PLL_H_
31 #define	_QORIQ_CLK_PLL_H_
32 
33 #include <dev/clk/clk.h>
34 
35 #define	QORIQ_CLK_PLL_HAS_KILL_BIT	0x01
36 
37 struct qoriq_clk_pll_def {
38 	struct clknode_init_def	clkdef;
39 
40 	bus_addr_t		offset;
41 	uint32_t		mask;
42 	uint8_t			shift;
43 	const uint8_t		*dividers;
44 	uint8_t			flags;
45 };
46 
47 int qoriq_clk_pll_register(struct clkdom *clkdom,
48     const struct qoriq_clk_pll_def *clkdef);
49 
50 #endif	/* _QORIQ_CLK_PLL_H_ */
51