81 lines · c
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 7struct platform_device;8struct regmap_config;9struct clk_regmap;10struct qcom_reset_map;11struct regmap;12struct freq_tbl;13struct clk_hw;14 15#define PLL_LOCK_COUNT_SHIFT 816#define PLL_LOCK_COUNT_MASK 0x3f17#define PLL_BIAS_COUNT_SHIFT 1418#define PLL_BIAS_COUNT_MASK 0x3f19#define PLL_VOTE_FSM_ENA BIT(20)20#define PLL_VOTE_FSM_RESET BIT(21)21 22struct qcom_icc_hws_data {23 int master_id;24 int slave_id;25 int clk_id;26};27 28struct qcom_cc_desc {29 const struct regmap_config *config;30 struct clk_regmap **clks;31 size_t num_clks;32 const struct qcom_reset_map *resets;33 size_t num_resets;34 struct gdsc **gdscs;35 size_t num_gdscs;36 struct clk_hw **clk_hws;37 size_t num_clk_hws;38 struct qcom_icc_hws_data *icc_hws;39 size_t num_icc_hws;40 unsigned int icc_first_node_id;41};42 43/**44 * struct parent_map - map table for source select configuration values45 * @src: source46 * @cfg: configuration value47 */48struct parent_map {49 u8 src;50 u8 cfg;51};52 53extern const struct freq_tbl *qcom_find_freq(const struct freq_tbl *f,54 unsigned long rate);55extern const struct freq_tbl *qcom_find_freq_floor(const struct freq_tbl *f,56 unsigned long rate);57extern const struct freq_multi_tbl *qcom_find_freq_multi(const struct freq_multi_tbl *f,58 unsigned long rate);59extern void60qcom_pll_set_fsm_mode(struct regmap *m, u32 reg, u8 bias_count, u8 lock_count);61extern int qcom_find_src_index(struct clk_hw *hw, const struct parent_map *map,62 u8 src);63extern int qcom_find_cfg_index(struct clk_hw *hw, const struct parent_map *map,64 u8 cfg);65 66extern int qcom_cc_register_board_clk(struct device *dev, const char *path,67 const char *name, unsigned long rate);68extern int qcom_cc_register_sleep_clk(struct device *dev);69 70extern struct regmap *qcom_cc_map(struct platform_device *pdev,71 const struct qcom_cc_desc *desc);72extern int qcom_cc_really_probe(struct device *dev,73 const struct qcom_cc_desc *desc,74 struct regmap *regmap);75extern int qcom_cc_probe(struct platform_device *pdev,76 const struct qcom_cc_desc *desc);77extern int qcom_cc_probe_by_index(struct platform_device *pdev, int index,78 const struct qcom_cc_desc *desc);79 80#endif81