xref: /OK3568_Linux_fs/u-boot/drivers/clk/uniphier/clk-uniphier.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (C) 2016 Socionext Inc.
3*4882a593Smuzhiyun  *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef __CLK_UNIPHIER_H__
9*4882a593Smuzhiyun #define __CLK_UNIPHIER_H__
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <linux/kernel.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #define UNIPHIER_CLK_MAX_NR_MUXS	8
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun struct uniphier_clk_gate_data {
16*4882a593Smuzhiyun 	unsigned int id;
17*4882a593Smuzhiyun 	unsigned int reg;
18*4882a593Smuzhiyun 	unsigned int bit;
19*4882a593Smuzhiyun };
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun struct uniphier_clk_mux_data {
22*4882a593Smuzhiyun 	unsigned int id;
23*4882a593Smuzhiyun 	unsigned int nr_muxs;
24*4882a593Smuzhiyun 	unsigned int reg;
25*4882a593Smuzhiyun 	unsigned int masks[UNIPHIER_CLK_MAX_NR_MUXS];
26*4882a593Smuzhiyun 	unsigned int vals[UNIPHIER_CLK_MAX_NR_MUXS];
27*4882a593Smuzhiyun 	unsigned long rates[UNIPHIER_CLK_MAX_NR_MUXS];
28*4882a593Smuzhiyun };
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun struct uniphier_clk_data {
31*4882a593Smuzhiyun 	const struct uniphier_clk_gate_data *gate;
32*4882a593Smuzhiyun 	const struct uniphier_clk_mux_data *mux;
33*4882a593Smuzhiyun };
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun #define UNIPHIER_CLK_ID_END		(unsigned int)(-1)
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun #define UNIPHIER_CLK_END				\
38*4882a593Smuzhiyun 	{ .id = UNIPHIER_CLK_ID_END }
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun #define UNIPHIER_CLK_GATE(_id, _reg, _bit)		\
41*4882a593Smuzhiyun 	{						\
42*4882a593Smuzhiyun 		.id = (_id),				\
43*4882a593Smuzhiyun 		.reg = (_reg),				\
44*4882a593Smuzhiyun 		.bit = (_bit),				\
45*4882a593Smuzhiyun 	}
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun #define UNIPHIER_CLK_FIXED_RATE(_id, _rate)		\
48*4882a593Smuzhiyun 	{						\
49*4882a593Smuzhiyun 		.id = (_id),				\
50*4882a593Smuzhiyun 		.rates = {(_reg),},			\
51*4882a593Smuzhiyun 	}
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun extern const struct uniphier_clk_data uniphier_pxs2_sys_clk_data;
54*4882a593Smuzhiyun extern const struct uniphier_clk_data uniphier_ld20_sys_clk_data;
55*4882a593Smuzhiyun extern const struct uniphier_clk_data uniphier_mio_clk_data;
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun #endif /* __CLK_UNIPHIER_H__ */
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