xref: /linux/drivers/clk/qcom/common.h (revision f3a8b6645dc2e60d11f20c1c23afd964ff4e55ae)
1 /*
2  * Copyright (c) 2014, The Linux Foundation. All rights reserved.
3  *
4  * This software is licensed under the terms of the GNU General Public
5  * License version 2, as published by the Free Software Foundation, and
6  * may be copied, distributed, and modified under those terms.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11  * GNU General Public License for more details.
12  */
13 #ifndef __QCOM_CLK_COMMON_H__
14 #define __QCOM_CLK_COMMON_H__
15 
16 struct platform_device;
17 struct regmap_config;
18 struct clk_regmap;
19 struct qcom_reset_map;
20 struct regmap;
21 struct freq_tbl;
22 struct clk_hw;
23 struct parent_map;
24 
25 struct qcom_cc_desc {
26 	const struct regmap_config *config;
27 	struct clk_regmap **clks;
28 	size_t num_clks;
29 	const struct qcom_reset_map *resets;
30 	size_t num_resets;
31 	struct gdsc **gdscs;
32 	size_t num_gdscs;
33 };
34 
35 extern const struct freq_tbl *qcom_find_freq(const struct freq_tbl *f,
36 					     unsigned long rate);
37 extern int qcom_find_src_index(struct clk_hw *hw, const struct parent_map *map,
38 			       u8 src);
39 
40 extern int qcom_cc_register_board_clk(struct device *dev, const char *path,
41 				      const char *name, unsigned long rate);
42 extern int qcom_cc_register_sleep_clk(struct device *dev);
43 
44 extern struct regmap *qcom_cc_map(struct platform_device *pdev,
45 				  const struct qcom_cc_desc *desc);
46 extern int qcom_cc_really_probe(struct platform_device *pdev,
47 				const struct qcom_cc_desc *desc,
48 				struct regmap *regmap);
49 extern int qcom_cc_probe(struct platform_device *pdev,
50 			 const struct qcom_cc_desc *desc);
51 
52 #endif
53