49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
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/*
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* Copyright (C) 2016 Socionext Inc.
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* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/clk-provider.h>
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#include <linux/device.h>
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#include "clk-uniphier.h"
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struct clk_hw *uniphier_clk_register_fixed_factor(struct device *dev,
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const char *name,
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const struct uniphier_clk_fixed_factor_data *data)
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{
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struct clk_fixed_factor *fix;
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struct clk_init_data init = {};
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int ret;
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fix = devm_kzalloc(dev, sizeof(*fix), GFP_KERNEL);
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if (!fix)
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return ERR_PTR(-ENOMEM);
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init.name = name;
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init.ops = &clk_fixed_factor_ops;
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init.flags = data->parent_name ? CLK_SET_RATE_PARENT : 0;
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init.parent_names = data->parent_name ? &data->parent_name : NULL;
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init.num_parents = data->parent_name ? 1 : 0;
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fix->mult = data->mult;
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fix->div = data->div;
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fix->hw.init = &init;
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ret = devm_clk_hw_register(dev, &fix->hw);
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if (ret)
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return ERR_PTR(ret);
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return &fix->hw;
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}
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