common.h (2057B)
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 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 22struct 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 */ 39struct parent_map { 40 u8 src; 41 u8 cfg; 42}; 43 44extern const struct freq_tbl *qcom_find_freq(const struct freq_tbl *f, 45 unsigned long rate); 46extern const struct freq_tbl *qcom_find_freq_floor(const struct freq_tbl *f, 47 unsigned long rate); 48extern void 49qcom_pll_set_fsm_mode(struct regmap *m, u32 reg, u8 bias_count, u8 lock_count); 50extern int qcom_find_src_index(struct clk_hw *hw, const struct parent_map *map, 51 u8 src); 52extern int qcom_find_cfg_index(struct clk_hw *hw, const struct parent_map *map, 53 u8 cfg); 54 55extern int qcom_cc_register_board_clk(struct device *dev, const char *path, 56 const char *name, unsigned long rate); 57extern int qcom_cc_register_sleep_clk(struct device *dev); 58 59extern struct regmap *qcom_cc_map(struct platform_device *pdev, 60 const struct qcom_cc_desc *desc); 61extern int qcom_cc_really_probe(struct platform_device *pdev, 62 const struct qcom_cc_desc *desc, 63 struct regmap *regmap); 64extern int qcom_cc_probe(struct platform_device *pdev, 65 const struct qcom_cc_desc *desc); 66extern int qcom_cc_probe_by_index(struct platform_device *pdev, int index, 67 const struct qcom_cc_desc *desc); 68 69#endif