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authorSrinidhi Kasagar <srinidhi.kasagar@intel.com>2014-12-19 20:43:51 +0300
committerLen Brown <len.brown@intel.com>2014-12-20 21:37:37 +0300
commite7ddf4b7b3c5fe64902c4fb9edac92532c87cd75 (patch)
treef89bacb2cba6e874d3d5f7c5ecf456bbdfb5261f /drivers/cpufreq/Kconfig.x86
parent108cc2e7d212c7d52694fb400423da807e1e5fe4 (diff)
downloadlinux-e7ddf4b7b3c5fe64902c4fb9edac92532c87cd75.tar.xz
cpufreq: Add SFI based cpufreq driver support
This adds the SFI based cpu freq driver for some of the Intel's Silvermont based Atom architectures like Z34xx and Z35xx. Signed-off-by: Rudramuni, Vishwesh M <vishwesh.m.rudramuni@intel.com> Signed-off-by: Srinidhi Kasagar <srinidhi.kasagar@intel.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/cpufreq/Kconfig.x86')
-rw-r--r--drivers/cpufreq/Kconfig.x8610
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/cpufreq/Kconfig.x86 b/drivers/cpufreq/Kconfig.x86
index 89ae88f91895..c59bdcb83217 100644
--- 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