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-rw-r--r--arch/arm/mach-exynos/include/mach/cpufreq.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos/include/mach/cpufreq.h b/arch/arm/mach-exynos/include/mach/cpufreq.h
new file mode 100644
index 000000000000..3df27f2d5034
--- /dev/null
+++ b/arch/arm/mach-exynos/include/mach/cpufreq.h
@@ -0,0 +1,34 @@
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
13enum 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
21struct exynos_dvfs_info {
22 unsigned long mpll_freq_khz;
23 unsigned int pll_safe_idx;
24 unsigned int pm_lock_idx;
25 unsigned int max_support_idx;
26 unsigned int min_support_idx;
27 struct clk *cpu_clk;
28 unsigned int *volt_table;
29 struct cpufreq_frequency_table *freq_table;
30 void (*set_freq)(unsigned int, unsigned int);
31 bool (*need_apll_change)(unsigned int, unsigned int);
32};
33
34extern int exynos4210_cpufreq_init(struct exynos_dvfs_info *);