53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/*
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* Copyright (c) 2013, NVIDIA Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __LINUX_TEGRA_CPUFREQ_H
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#define __LINUX_TEGRA_CPUFREQ_H
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struct tegra_cpufreq_config {
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void (*emc_clk_set_rate)(unsigned long);
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int (*cpu_clk_set_rate)(unsigned long);
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void (*cpufreq_clk_init)(void);
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void (*cpufreq_clk_exit)(void);
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};
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struct tegra_cpufreq_data {
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struct device *dev;
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struct clk *cpu_clk;
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struct cpufreq_frequency_table *freq_table;
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int suspend_index;
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};
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#ifdef CONFIG_ARM_TEGRA20_CPUFREQ
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int tegra20_cpufreq_init(struct tegra_cpufreq_data *data,
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const struct tegra_cpufreq_config **config);
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#else
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static inline int tegra20_cpufreq_init(struct tegra_cpufreq_data *data,
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const struct tegra_cpufreq_config **config)
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{ return -EINVAL; }
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#endif
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#ifdef CONFIG_ARM_TEGRA124_CPUFREQ
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int tegra124_cpufreq_init(struct tegra_cpufreq_data *data,
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const struct tegra_cpufreq_config **config);
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#else
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static inline int tegra124_cpufreq_init(struct tegra_cpufreq_data *data,
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const struct tegra_cpufreq_config **config)
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{ return -EINVAL; }
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#endif
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#endif /* __LINUX_TEGRA_CPUFREQ_H_ */
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