2 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
3 * http://www.samsung.com
5 * EXYNOS - CPUFreq support
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
12 enum cpufreq_level_index {
15 L10, L11, L12, L13, L14,
16 L15, L16, L17, L18, L19,
20 #define APLL_FREQ(f, a0, a1, a2, a3, a4, a5, a6, a7, b0, b1, b2, m, p, s) \
23 .clk_div_cpu0 = ((a0) | (a1) << 4 | (a2) << 8 | (a3) << 12 | \
24 (a4) << 16 | (a5) << 20 | (a6) << 24 | (a7) << 28), \
25 .clk_div_cpu1 = (b0 << 0 | b1 << 4 | b2 << 8), \
26 .mps = ((m) << 16 | (p) << 8 | (s)), \
36 struct exynos_dvfs_info {
37 unsigned long mpll_freq_khz;
38 unsigned int pll_safe_idx;
40 unsigned int *volt_table;
41 struct cpufreq_frequency_table *freq_table;
42 void (*set_freq)(unsigned int, unsigned int);
43 bool (*need_apll_change)(unsigned int, unsigned int);
46 extern int exynos4210_cpufreq_init(struct exynos_dvfs_info *);
47 extern int exynos4x12_cpufreq_init(struct exynos_dvfs_info *);
48 extern int exynos5250_cpufreq_init(struct exynos_dvfs_info *);