aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-highbank
diff options
context:
space:
mode:
authorMark Langsdorf <mark.langsdorf@calxeda.com>2013-01-28 16:13:15 +0000
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-02-02 00:01:15 +0100
commit6754f556103be5bd172263b1075ddbb7157afbad (patch)
treecd913973afd0247175e3adeecaf19d484753580a /arch/arm/mach-highbank
parent300586778d405f0a4d1f6dc51fcfb4fed567d020 (diff)
cpufreq / highbank: add support for highbank cpufreq
Highbank processors depend on the external ECME to perform voltage management based on a requested frequency. Communication between the A9 cores and the ECME happens over the pl320 IPC channel. Signed-off-by: Mark Langsdorf <mark.langsdorf@calxeda.com> Reviewed-by: Shawn Guo <shawn.guo@linaro.org> Reviewed-by: Mike Turquette <mturquette@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'arch/arm/mach-highbank')
-rw-r--r--arch/arm/mach-highbank/Kconfig2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-highbank/Kconfig b/arch/arm/mach-highbank/Kconfig
index 2388085beaa..44b12f9c158 100644
--- a/arch/arm/mach-highbank/Kconfig
+++ b/arch/arm/mach-highbank/Kconfig
@@ -1,5 +1,7 @@
config ARCH_HIGHBANK
bool "Calxeda ECX-1000/2000 (Highbank/Midway)" if ARCH_MULTI_V7
+ select ARCH_HAS_CPUFREQ
+ select ARCH_HAS_OPP
select ARCH_WANT_OPTIONAL_GPIOLIB
select ARM_AMBA
select ARM_GIC