cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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clk-hip04.c (1101B)

      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);