1// SPDX-License-Identifier: GPL-2.0-or-later
 2/*
 3 * Copyright (C) 2016 Socionext Inc.
 4 *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 5 */
 6
 7#include <linux/clk-provider.h>
 8#include <linux/device.h>
 9
10#include "clk-uniphier.h"
11
12struct clk_hw *uniphier_clk_register_fixed_rate(struct device *dev,
13						const char *name,
14				const struct uniphier_clk_fixed_rate_data *data)
15{
16	struct clk_fixed_rate *fixed;
17	struct clk_init_data init;
18	int ret;
19
20	/* allocate fixed-rate clock */
21	fixed = devm_kzalloc(dev, sizeof(*fixed), GFP_KERNEL);
22	if (!fixed)
23		return ERR_PTR(-ENOMEM);
24
25	init.name = name;
26	init.ops = &clk_fixed_rate_ops;
27	init.flags = 0;
28	init.parent_names = NULL;
29	init.num_parents = 0;
30
31	fixed->fixed_rate = data->fixed_rate;
32	fixed->hw.init = &init;
33
34	ret = devm_clk_hw_register(dev, &fixed->hw);
35	if (ret)
36		return ERR_PTR(ret);
37
38	return &fixed->hw;
39}