40 lines · c
1// SPDX-License-Identifier: GPL-2.0-or-later2/*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}40