// SPDX-License-Identifier: GPL-2.0 /* * CS2000 -- CIRRUS LOGIC Fractional-N Clock Synthesizer & Clock Multiplier * * Copyright (C) 2015 Renesas Electronics Corporation * Kuninori Morimoto <[email protected]> */ #include <linux/clk-provider.h> #include <linux/delay.h> #include <linux/clk.h> #include <linux/i2c.h> #include <linux/of.h> #include <linux/module.h> #include <linux/regmap.h> #define CH_MAX … #define RATIO_REG_SIZE … #define DEVICE_ID … #define DEVICE_CTRL … #define DEVICE_CFG1 … #define DEVICE_CFG2 … #define GLOBAL_CFG … #define Ratio_Add(x, nth) … #define Ratio_Val(x, nth) … #define Val_Ratio(x, nth) … #define FUNC_CFG1 … #define FUNC_CFG2 … /* DEVICE_ID */ #define REVISION_MASK … #define REVISION_B2_B3 … #define REVISION_C1 … /* DEVICE_CTRL */ #define PLL_UNLOCK … #define AUXOUTDIS … #define CLKOUTDIS … /* DEVICE_CFG1 */ #define RSEL(x) … #define RSEL_MASK … #define AUXOUTSRC(x) … #define AUXOUTSRC_MASK … #define ENDEV1 … /* DEVICE_CFG2 */ #define AUTORMOD … #define LOCKCLK(x) … #define LOCKCLK_MASK … #define FRACNSRC_MASK … #define FRACNSRC_STATIC … #define FRACNSRC_DYNAMIC … /* GLOBAL_CFG */ #define FREEZE … #define ENDEV2 … /* FUNC_CFG1 */ #define CLKSKIPEN … #define REFCLKDIV(x) … #define REFCLKDIV_MASK … /* FUNC_CFG2 */ #define LFRATIO_MASK … #define LFRATIO_20_12 … #define LFRATIO_12_20 … #define CH_SIZE_ERR(ch) … #define hw_to_priv(_hw) … #define priv_to_client(priv) … #define priv_to_dev(priv) … #define CLK_IN … #define REF_CLK … #define CLK_MAX … static bool cs2000_readable_reg(struct device *dev, unsigned int reg) { … } static bool cs2000_writeable_reg(struct device *dev, unsigned int reg) { … } static bool cs2000_volatile_reg(struct device *dev, unsigned int reg) { … } static const struct regmap_config cs2000_regmap_config = …; struct cs2000_priv { … }; static const struct of_device_id cs2000_of_match[] = …; MODULE_DEVICE_TABLE(of, cs2000_of_match); static const struct i2c_device_id cs2000_id[] = …; MODULE_DEVICE_TABLE(i2c, cs2000_id); static int cs2000_enable_dev_config(struct cs2000_priv *priv, bool enable) { … } static int cs2000_ref_clk_bound_rate(struct cs2000_priv *priv, u32 rate_in) { … } static int cs2000_wait_pll_lock(struct cs2000_priv *priv) { … } static int cs2000_clk_out_enable(struct cs2000_priv *priv, bool enable) { … } static u32 cs2000_rate_to_ratio(u32 rate_in, u32 rate_out, bool lf_ratio) { … } static unsigned long cs2000_ratio_to_rate(u32 ratio, u32 rate_in, bool lf_ratio) { … } static int cs2000_ratio_set(struct cs2000_priv *priv, int ch, u32 rate_in, u32 rate_out) { … } static u32 cs2000_ratio_get(struct cs2000_priv *priv, int ch) { … } static int cs2000_ratio_select(struct cs2000_priv *priv, int ch) { … } static unsigned long cs2000_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { … } static long cs2000_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *parent_rate) { … } static int cs2000_select_ratio_mode(struct cs2000_priv *priv, unsigned long rate, unsigned long parent_rate) { … } static int __cs2000_set_rate(struct cs2000_priv *priv, int ch, unsigned long rate, unsigned long parent_rate) { … } static int cs2000_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate) { … } static int cs2000_set_saved_rate(struct cs2000_priv *priv) { … } static int cs2000_enable(struct clk_hw *hw) { … } static void cs2000_disable(struct clk_hw *hw) { … } static u8 cs2000_get_parent(struct clk_hw *hw) { … } static const struct clk_ops cs2000_ops = …; static int cs2000_clk_get(struct cs2000_priv *priv) { … } static int cs2000_clk_register(struct cs2000_priv *priv) { … } static int cs2000_version_print(struct cs2000_priv *priv) { … } static void cs2000_remove(struct i2c_client *client) { … } static int cs2000_probe(struct i2c_client *client) { … } static int __maybe_unused cs2000_resume(struct device *dev) { … } static const struct dev_pm_ops cs2000_pm_ops = …; static struct i2c_driver cs2000_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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