| /* | |
| * rl6231.h - RL6231 class device shared support | |
| * | |
| * Copyright 2014 Realtek Semiconductor Corp. | |
| * | |
| * Author: Oder Chiou <oder_chiou@realtek.com> | |
| * | |
| * This program is free software; you can redistribute it and/or modify | |
| * it under the terms of the GNU General Public License version 2 as | |
| * published by the Free Software Foundation. | |
| */ | |
| #ifndef __RL6231_H__ | |
| #define __RL6231_H__ | |
| #define RL6231_PLL_INP_MAX 40000000 | |
| #define RL6231_PLL_INP_MIN 256000 | |
| #define RL6231_PLL_N_MAX 0x1ff | |
| #define RL6231_PLL_K_MAX 0x1f | |
| #define RL6231_PLL_M_MAX 0xf | |
| struct rl6231_pll_code { | |
| bool m_bp; /* Indicates bypass m code or not. */ | |
| int m_code; | |
| int n_code; | |
| int k_code; | |
| }; | |
| int rl6231_calc_dmic_clk(int rate); | |
| int rl6231_pll_calc(const unsigned int freq_in, | |
| const unsigned int freq_out, struct rl6231_pll_code *pll_code); | |
| int rl6231_get_clk_info(int sclk, int rate); | |
| int rl6231_get_pre_div(struct regmap *map, unsigned int reg, int sft); | |
| #endif /* __RL6231_H__ */ |