cpufreq: Add SFI based cpufreq driver support

[linux-2.6-microblaze.git] / drivers / cpufreq / Kconfig.x86

diff --git a/drivers/cpufreq/Kconfig.x86 b/drivers/cpufreq/Kconfig.x86
index 89ae88f..c59bdcb 100644 (file)
--- a/drivers/cpufreq/Kconfig.x86
+++ b/drivers/cpufreq/Kconfig.x86
@@ -57,6 +57,16 @@ config X86_ACPI_CPUFREQ_CPB
          By enabling this option the acpi_cpufreq driver provides the old
          entry in addition to the new boost ones, for compatibility reasons.
 
+config X86_SFI_CPUFREQ
+       tristate "SFI Performance-States driver"
+       depends on X86_INTEL_MID && SFI
+       help
+         This adds a CPUFreq driver for some Silvermont based Intel Atom
+         architectures like Z34xx and Z35xx which enumerate processor
+         performance states through SFI.
+
+         If in doubt, say N.
+
 config ELAN_CPUFREQ
        tristate "AMD Elan SC400 and SC410"
        depends on MELAN