xref: /linux/drivers/clk/renesas/rcar-gen3-cpg.h (revision e5c86679d5e864947a52fb31e45a425dea3e7fa9)
1 /*
2  * R-Car Gen3 Clock Pulse Generator
3  *
4  * Copyright (C) 2015-2016 Glider bvba
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; version 2 of the License.
9  */
10 
11 #ifndef __CLK_RENESAS_RCAR_GEN3_CPG_H__
12 #define __CLK_RENESAS_RCAR_GEN3_CPG_H__
13 
14 enum rcar_gen3_clk_types {
15 	CLK_TYPE_GEN3_MAIN = CLK_TYPE_CUSTOM,
16 	CLK_TYPE_GEN3_PLL0,
17 	CLK_TYPE_GEN3_PLL1,
18 	CLK_TYPE_GEN3_PLL2,
19 	CLK_TYPE_GEN3_PLL3,
20 	CLK_TYPE_GEN3_PLL4,
21 	CLK_TYPE_GEN3_SD,
22 	CLK_TYPE_GEN3_R,
23 };
24 
25 #define DEF_GEN3_SD(_name, _id, _parent, _offset)	\
26 	DEF_BASE(_name, _id, CLK_TYPE_GEN3_SD, _parent, .offset = _offset)
27 
28 struct rcar_gen3_cpg_pll_config {
29 	unsigned int extal_div;
30 	unsigned int pll1_mult;
31 	unsigned int pll3_mult;
32 };
33 
34 #define CPG_RCKCR	0x240
35 
36 struct clk *rcar_gen3_cpg_clk_register(struct device *dev,
37 	const struct cpg_core_clk *core, const struct cpg_mssr_info *info,
38 	struct clk **clks, void __iomem *base);
39 int rcar_gen3_cpg_init(const struct rcar_gen3_cpg_pll_config *config,
40 		       unsigned int clk_extalr);
41 
42 #endif
43