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