linux/drivers/clk/imx/clk-fixup-div.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright (C) 2013 Freescale Semiconductor, Inc.
 */

#include <linux/clk-provider.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/slab.h>
#include "clk.h"

#define div_mask(d) …

/**
 * struct clk_fixup_div - imx integer fixup divider clock
 * @divider: the parent class
 * @ops: pointer to clk_ops of parent class
 * @fixup: a hook to fixup the write value
 *
 * The imx fixup divider clock is a subclass of basic clk_divider
 * with an addtional fixup hook.
 */
struct clk_fixup_div { … };

static inline struct clk_fixup_div *to_clk_fixup_div(struct clk_hw *hw)
{ … }

static unsigned long clk_fixup_div_recalc_rate(struct clk_hw *hw,
					 unsigned long parent_rate)
{ … }

static long clk_fixup_div_round_rate(struct clk_hw *hw, unsigned long rate,
			       unsigned long *prate)
{ … }

static int clk_fixup_div_set_rate(struct clk_hw *hw, unsigned long rate,
			    unsigned long parent_rate)
{ … }

static const struct clk_ops clk_fixup_div_ops = …;

struct clk_hw *imx_clk_hw_fixup_divider(const char *name, const char *parent,
				  void __iomem *reg, u8 shift, u8 width,
				  void (*fixup)(u32 *val))
{ … }