cpuidle: add Calxeda SOC idle support
Add support for core powergating on Calxeda platforms. Initially, this
supports ECX-1000 (highbank), but support will be added for ECX-2000
later.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Cc: Len Brown <len.brown@intel.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
diff --git a/drivers/cpuidle/Kconfig b/drivers/cpuidle/Kconfig
index a76b689..d2d007b 100644
--- a/drivers/cpuidle/Kconfig
+++ b/drivers/cpuidle/Kconfig
@@ -21,3 +21,13 @@
config ARCH_NEEDS_CPU_IDLE_COUPLED
def_bool n
+
+if CPU_IDLE
+
+config CPU_IDLE_CALXEDA
+ bool "CPU Idle Driver for Calxeda processors"
+ depends on ARCH_HIGHBANK
+ help
+ Select this to enable cpuidle on Calxeda processors.
+
+endif