projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 49ef7925 OC |
1 | /* |
| 2 | * rl6231.h - RL6231 class device shared support | |
| 3 | * | |
| 4 | * Copyright 2014 Realtek Semiconductor Corp. | |
| 5 | * | |
| 6 | * Author: Oder Chiou <oder_chiou@realtek.com> | |
| 7 | * | |
| 8 | * This program is free software; you can redistribute it and/or modify | |
| 9 | * it under the terms of the GNU General Public License version 2 as | |
| 10 | * published by the Free Software Foundation. | |
| 11 | */ | |
| 12 | ||
| 13 | #ifndef __RL6231_H__ | |
| 14 | #define __RL6231_H__ | |
| 15 | ||
| 71c7a2d6 OC |
16 | #define RL6231_PLL_INP_MAX 40000000 |
| 17 | #define RL6231_PLL_INP_MIN 256000 | |
| 18 | #define RL6231_PLL_N_MAX 0x1ff | |
| 19 | #define RL6231_PLL_K_MAX 0x1f | |
| 20 | #define RL6231_PLL_M_MAX 0xf | |
| 21 | ||
| 22 | struct rl6231_pll_code { | |
| 23 | bool m_bp; /* Indicates bypass m code or not. */ | |
| 24 | int m_code; | |
| 25 | int n_code; | |
| 26 | int k_code; | |
| 27 | }; | |
| 28 | ||
| 49ef7925 | 29 | int rl6231_calc_dmic_clk(int rate); |
| 71c7a2d6 OC |
30 | int rl6231_pll_calc(const unsigned int freq_in, |
| 31 | const unsigned int freq_out, struct rl6231_pll_code *pll_code); | |
| d92950e7 | 32 | int rl6231_get_clk_info(int sclk, int rate); |
| 00a6d6e5 | 33 | int rl6231_get_pre_div(struct regmap *map, unsigned int reg, int sft); |
| 49ef7925 OC |
34 | |
| 35 | #endif /* __RL6231_H__ */ |