linux/drivers/clk/visconti/clkc.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Toshiba Visconti clock controller
 *
 * Copyright (c) 2021 TOSHIBA CORPORATION
 * Copyright (c) 2021 Toshiba Electronic Devices & Storage Corporation
 *
 * Nobuhiro Iwamatsu <[email protected]>
 */

#include <linux/clk-provider.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/io.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <linux/string.h>

#include "clkc.h"

static inline struct visconti_clk_gate *to_visconti_clk_gate(struct clk_hw *hw)
{ … }

static int visconti_gate_clk_is_enabled(struct clk_hw *hw)
{ … }

static void visconti_gate_clk_disable(struct clk_hw *hw)
{ … }

static int visconti_gate_clk_enable(struct clk_hw *hw)
{ … }

static const struct clk_ops visconti_clk_gate_ops = …;

static struct clk_hw *visconti_clk_register_gate(struct device *dev,
						 const char *name,
						 const char *parent_name,
						 struct regmap *regmap,
						 const struct visconti_clk_gate_table *clks,
						 u32	rson_offset,
						 u32	rsoff_offset,
						 u8	rs_idx,
						 spinlock_t *lock)
{ … }

int visconti_clk_register_gates(struct visconti_clk_provider *ctx,
				const struct visconti_clk_gate_table *clks,
				int num_gate,
				const struct visconti_reset_data *reset,
				spinlock_t *lock)
{ … }

struct visconti_clk_provider *visconti_init_clk(struct device *dev,
						struct regmap *regmap,
						unsigned long nr_clks)
{ … }