[deliverable/linux.git] / arch / arm / mach-exynos / include / mach / cpufreq.h

/* linux/arch/arm/mach-exynos/include/mach/cpufreq.h
 *
 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * EXYNOS - CPUFreq support
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
*/

enum cpufreq_level_index {
	L0, L1, L2, L3, L4,
	L5, L6, L7, L8, L9,
	L10, L11, L12, L13, L14,
	L15, L16, L17, L18, L19,
	L20,
};

struct exynos_dvfs_info {
	unsigned long	mpll_freq_khz;
	unsigned int	pll_safe_idx;
	struct clk	*cpu_clk;
	unsigned int	*volt_table;
	struct cpufreq_frequency_table	*freq_table;
	void (*set_freq)(unsigned int, unsigned int);
	bool (*need_apll_change)(unsigned int, unsigned int);
};

extern int exynos4210_cpufreq_init(struct exynos_dvfs_info *);
extern int exynos4x12_cpufreq_init(struct exynos_dvfs_info *);
extern int exynos5250_cpufreq_init(struct exynos_dvfs_info *);
Commit	Line	Data
a125a17f JL	1	/* linux/arch/arm/mach-exynos/include/mach/cpufreq.h
	2	*
	3	* Copyright (c) 2010 Samsung Electronics Co., Ltd.
	4	* http://www.samsung.com
	5	*
	6	* EXYNOS - CPUFreq support
	7	*
	8	* This program is free software; you can redistribute it and/or modify
	9	* it under the terms of the GNU General Public License version 2 as
	10	* published by the Free Software Foundation.
	11	*/
	12
	13	enum cpufreq_level_index {
	14	L0, L1, L2, L3, L4,
	15	L5, L6, L7, L8, L9,
	16	L10, L11, L12, L13, L14,
	17	L15, L16, L17, L18, L19,
	18	L20,
	19	};
	20
	21	struct exynos_dvfs_info {
	22	unsigned long mpll_freq_khz;
	23	unsigned int pll_safe_idx;
a125a17f JL	24	struct clk *cpu_clk;
	25	unsigned int *volt_table;
	26	struct cpufreq_frequency_table *freq_table;
	27	void (*set_freq)(unsigned int, unsigned int);
	28	bool (*need_apll_change)(unsigned int, unsigned int);
	29	};
	30
	31	extern int exynos4210_cpufreq_init(struct exynos_dvfs_info *);
a35c5051	32	extern int exynos4x12_cpufreq_init(struct exynos_dvfs_info *);
562a6cbe	33	extern int exynos5250_cpufreq_init(struct exynos_dvfs_info *);