37 lines
1.0 KiB
C
37 lines
1.0 KiB
C
|
/* 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;
|
||
|
|
unsigned int pm_lock_idx;
|
||
|
|
unsigned int max_support_idx;
|
||
|
|
unsigned int min_support_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 *);
|