1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Hisilicon HiP04 clock driver
4 *
5 * Copyright (c) 2013-2014 Hisilicon Limited.
6 * Copyright (c) 2013-2014 Linaro Limited.
7 *
8 * Author: Haojian Zhuang <haojian.zhuang@linaro.org>
9 */
10
11#include <linux/kernel.h>
12#include <linux/clk-provider.h>
13#include <linux/io.h>
14#include <linux/of.h>
15#include <linux/of_address.h>
16#include <linux/of_device.h>
17#include <linux/slab.h>
18
19#include <dt-bindings/clock/hip04-clock.h>
20
21#include "clk.h"
22
23/* fixed rate clocks */
24static struct hisi_fixed_rate_clock hip04_fixed_rate_clks[] __initdata = {
25	{ HIP04_OSC50M,   "osc50m",   NULL, 0, 50000000, },
26	{ HIP04_CLK_50M,  "clk50m",   NULL, 0, 50000000, },
27	{ HIP04_CLK_168M, "clk168m",  NULL, 0, 168750000, },
28};
29
30static void __init hip04_clk_init(struct device_node *np)
31{
32	struct hisi_clock_data *clk_data;
33
34	clk_data = hisi_clk_init(np, HIP04_NR_CLKS);
35	if (!clk_data)
36		return;
37
38	hisi_clk_register_fixed_rate(hip04_fixed_rate_clks,
39				     ARRAY_SIZE(hip04_fixed_rate_clks),
40				     clk_data);
41}
42CLK_OF_DECLARE(hip04_clk, "hisilicon,hip04-clock", hip04_clk_init);
43