1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Copyright (c) 2014 Marvell Technology Group Ltd.
4 *
5 * Alexandre Belloni <alexandre.belloni@free-electrons.com>
6 * Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
7 */
8#ifndef __BERLIN2_DIV_H
9#define __BERLIN2_DIV_H
10
11struct clk_hw;
12
13#define BERLIN2_DIV_HAS_GATE		BIT(0)
14#define BERLIN2_DIV_HAS_MUX		BIT(1)
15
16#define BERLIN2_PLL_SELECT(_off, _sh)	\
17	.pll_select_offs = _off,	\
18	.pll_select_shift = _sh
19
20#define BERLIN2_PLL_SWITCH(_off, _sh)	\
21	.pll_switch_offs = _off,	\
22	.pll_switch_shift = _sh
23
24#define BERLIN2_DIV_SELECT(_off, _sh)	\
25	.div_select_offs = _off,	\
26	.div_select_shift = _sh
27
28#define BERLIN2_DIV_SWITCH(_off, _sh)	\
29	.div_switch_offs = _off,	\
30	.div_switch_shift = _sh
31
32#define BERLIN2_DIV_D3SWITCH(_off, _sh)	\
33	.div3_switch_offs = _off,	\
34	.div3_switch_shift = _sh
35
36#define BERLIN2_DIV_GATE(_off, _sh)	\
37	.gate_offs = _off,		\
38	.gate_shift = _sh
39
40#define BERLIN2_SINGLE_DIV(_off)	\
41	BERLIN2_DIV_GATE(_off, 0),	\
42	BERLIN2_PLL_SELECT(_off, 1),	\
43	BERLIN2_PLL_SWITCH(_off, 4),	\
44	BERLIN2_DIV_SWITCH(_off, 5),	\
45	BERLIN2_DIV_D3SWITCH(_off, 6),	\
46	BERLIN2_DIV_SELECT(_off, 7)
47
48struct berlin2_div_map {
49	u16 pll_select_offs;
50	u16 pll_switch_offs;
51	u16 div_select_offs;
52	u16 div_switch_offs;
53	u16 div3_switch_offs;
54	u16 gate_offs;
55	u8 pll_select_shift;
56	u8 pll_switch_shift;
57	u8 div_select_shift;
58	u8 div_switch_shift;
59	u8 div3_switch_shift;
60	u8 gate_shift;
61};
62
63struct berlin2_div_data {
64	const char *name;
65	const u8 *parent_ids;
66	int num_parents;
67	unsigned long flags;
68	struct berlin2_div_map map;
69	u8 div_flags;
70};
71
72struct clk_hw *
73berlin2_div_register(const struct berlin2_div_map *map,
74	     void __iomem *base,  const char *name, u8 div_flags,
75	     const char **parent_names, int num_parents,
76	     unsigned long flags,  spinlock_t *lock);
77
78#endif /* __BERLIN2_DIV_H */
79