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 #define PLL_LOCK_COUNT_SHIFT 8 26 #define PLL_LOCK_COUNT_MASK 0x3f 27 #define PLL_BIAS_COUNT_SHIFT 14 28 #define PLL_BIAS_COUNT_MASK 0x3f 29 #define PLL_VOTE_FSM_ENA BIT(20) 30 #define PLL_VOTE_FSM_RESET BIT(21) 31 32 struct qcom_cc_desc { 33 const struct regmap_config *config; 34 struct clk_regmap **clks; 35 size_t num_clks; 36 const struct qcom_reset_map *resets; 37 size_t num_resets; 38 struct gdsc **gdscs; 39 size_t num_gdscs; 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