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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 00000000000..3df27f2d503
--- /dev/null
+++ b/arch/arm/mach-exynos/include/mach/cpufreq.h
@@ -0,0 +1,34 @@
+/* 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 *);