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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 /drivers/cpufreq/Kconfig.arm
parent300586778d405f0a4d1f6dc51fcfb4fed567d020 (diff)
downloadblackbird-op-linux-6754f556103be5bd172263b1075ddbb7157afbad.tar.gz
blackbird-op-linux-6754f556103be5bd172263b1075ddbb7157afbad.zip
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 'drivers/cpufreq/Kconfig.arm')
-rw-r--r--drivers/cpufreq/Kconfig.arm15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm
index a0b3661d90b0..ffe55b8a98cc 100644
--- a/drivers/cpufreq/Kconfig.arm
+++ b/drivers/cpufreq/Kconfig.arm
@@ -83,3 +83,18 @@ config ARM_SPEAR_CPUFREQ
default y
help
This adds the CPUFreq driver support for SPEAr SOCs.
+
+config ARM_HIGHBANK_CPUFREQ
+ tristate "Calxeda Highbank-based"
+ depends on ARCH_HIGHBANK
+ select CPU_FREQ_TABLE
+ select GENERIC_CPUFREQ_CPU0
+ select PM_OPP
+ select REGULATOR
+
+ default m
+ help
+ This adds the CPUFreq driver for Calxeda Highbank SoC
+ based boards.
+
+ If in doubt, say N.
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