clk: qcom: Make common clk_hw registrations
[muen/linux.git] / drivers / clk / qcom / common.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2014, The Linux Foundation. All rights reserved. */
3
4 #ifndef __QCOM_CLK_COMMON_H__
5 #define __QCOM_CLK_COMMON_H__
6
7 struct platform_device;
8 struct regmap_config;
9 struct clk_regmap;
10 struct qcom_reset_map;
11 struct regmap;
12 struct freq_tbl;
13 struct clk_hw;
14
15 #define PLL_LOCK_COUNT_SHIFT    8
16 #define PLL_LOCK_COUNT_MASK     0x3f
17 #define PLL_BIAS_COUNT_SHIFT    14
18 #define PLL_BIAS_COUNT_MASK     0x3f
19 #define PLL_VOTE_FSM_ENA        BIT(20)
20 #define PLL_VOTE_FSM_RESET      BIT(21)
21
22 struct qcom_cc_desc {
23         const struct regmap_config *config;
24         struct clk_regmap **clks;
25         size_t num_clks;
26         const struct qcom_reset_map *resets;
27         size_t num_resets;
28         struct gdsc **gdscs;
29         size_t num_gdscs;
30         struct clk_hw **clk_hws;
31         size_t num_clk_hws;
32 };
33
34 /**
35  * struct parent_map - map table for source select configuration values
36  * @src: source
37  * @cfg: configuration value
38  */
39 struct parent_map {
40         u8 src;
41         u8 cfg;
42 };
43
44 extern const struct freq_tbl *qcom_find_freq(const struct freq_tbl *f,
45                                              unsigned long rate);
46 extern const struct freq_tbl *qcom_find_freq_floor(const struct freq_tbl *f,
47                                                    unsigned long rate);
48 extern void
49 qcom_pll_set_fsm_mode(struct regmap *m, u32 reg, u8 bias_count, u8 lock_count);
50 extern int qcom_find_src_index(struct clk_hw *hw, const struct parent_map *map,
51                                u8 src);
52
53 extern int qcom_cc_register_board_clk(struct device *dev, const char *path,
54                                       const char *name, unsigned long rate);
55 extern int qcom_cc_register_sleep_clk(struct device *dev);
56
57 extern struct regmap *qcom_cc_map(struct platform_device *pdev,
58                                   const struct qcom_cc_desc *desc);
59 extern int qcom_cc_really_probe(struct platform_device *pdev,
60                                 const struct qcom_cc_desc *desc,
61                                 struct regmap *regmap);
62 extern int qcom_cc_probe(struct platform_device *pdev,
63                          const struct qcom_cc_desc *desc);
64
65 #endif