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33 lines
864 B
33 lines
864 B
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* rl6231.h - RL6231 class device shared support |
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* |
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* Copyright 2014 Realtek Semiconductor Corp. |
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* |
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* Author: Oder Chiou <[email protected]> |
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*/ |
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#ifndef __RL6231_H__ |
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#define __RL6231_H__ |
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#define RL6231_PLL_INP_MAX 50000000 |
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#define RL6231_PLL_INP_MIN 256000 |
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#define RL6231_PLL_N_MAX 0x1ff |
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#define RL6231_PLL_K_MAX 0x1f |
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#define RL6231_PLL_M_MAX 0xf |
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struct rl6231_pll_code { |
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bool m_bp; /* Indicates bypass m code or not. */ |
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bool k_bp; /* Indicates bypass k code or not. */ |
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int m_code; |
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int n_code; |
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int k_code; |
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}; |
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int rl6231_calc_dmic_clk(int rate); |
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int rl6231_pll_calc(const unsigned int freq_in, |
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const unsigned int freq_out, struct rl6231_pll_code *pll_code); |
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int rl6231_get_clk_info(int sclk, int rate); |
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int rl6231_get_pre_div(struct regmap *map, unsigned int reg, int sft); |
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#endif /* __RL6231_H__ */
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