| 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
|---|---|
| 2 | /* |
| 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 | |
| 12 | struct clk_hw *uniphier_clk_register_fixed_factor(struct device *dev, |
| 13 | const char *name, |
| 14 | const struct uniphier_clk_fixed_factor_data *data) |
| 15 | { |
| 16 | struct clk_fixed_factor *fix; |
| 17 | struct clk_init_data init; |
| 18 | int ret; |
| 19 | |
| 20 | fix = devm_kzalloc(dev, size: sizeof(*fix), GFP_KERNEL); |
| 21 | if (!fix) |
| 22 | return ERR_PTR(error: -ENOMEM); |
| 23 | |
| 24 | init.name = name; |
| 25 | init.ops = &clk_fixed_factor_ops; |
| 26 | init.flags = data->parent_name ? CLK_SET_RATE_PARENT : 0; |
| 27 | init.parent_names = data->parent_name ? &data->parent_name : NULL; |
| 28 | init.num_parents = data->parent_name ? 1 : 0; |
| 29 | |
| 30 | fix->mult = data->mult; |
| 31 | fix->div = data->div; |
| 32 | fix->hw.init = &init; |
| 33 | |
| 34 | ret = devm_clk_hw_register(dev, hw: &fix->hw); |
| 35 | if (ret) |
| 36 | return ERR_PTR(error: ret); |
| 37 | |
| 38 | return &fix->hw; |
| 39 | } |
| 40 |