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 }; 31 32 /** 33 * struct parent_map - map table for source select configuration values 34 * @src: source 35 * @cfg: configuration value 36 */ 37 struct parent_map { 38 u8 src; 39 u8 cfg; 40 }; 41 42 extern const struct freq_tbl *qcom_find_freq(const struct freq_tbl *f, 43 unsigned long rate); 44 extern const struct freq_tbl *qcom_find_freq_floor(const struct freq_tbl *f, 45 unsigned long rate); 46 extern void 47 qcom_pll_set_fsm_mode(struct regmap *m, u32 reg, u8 bias_count, u8 lock_count); 48 extern int qcom_find_src_index(struct clk_hw *hw, const struct parent_map *map, 49 u8 src); 50 51 extern int qcom_cc_register_board_clk(struct device *dev, const char *path, 52 const char *name, unsigned long rate); 53 extern int qcom_cc_register_sleep_clk(struct device *dev); 54 55 extern struct regmap *qcom_cc_map(struct platform_device *pdev, 56 const struct qcom_cc_desc *desc); 57 extern int qcom_cc_really_probe(struct platform_device *pdev, 58 const struct qcom_cc_desc *desc, 59 struct regmap *regmap); 60 extern int qcom_cc_probe(struct platform_device *pdev, 61 const struct qcom_cc_desc *desc); 62 63 #endif 64