cpufreq: kirkwood: Add a cpufreq driver for Marvell Kirkwood SoCs

The Marvell Kirkwood SoCs have simple cpufreq support in hardware. The
CPU can either use the a high speed cpu clock, or the slower DDR
clock. Add a driver to swap between these two clock sources.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Jason Cooper <jason@lakedaemon.net>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/clk/mvebu/clk-gating-ctrl.c b/drivers/clk/mvebu/clk-gating-ctrl.c
index 8fa5408b6c7d..ebf141d4374b 100644
--- a/drivers/clk/mvebu/clk-gating-ctrl.c
+++ b/drivers/clk/mvebu/clk-gating-ctrl.c
@@ -193,6 +193,7 @@ static const struct mvebu_soc_descr __initconst kirkwood_gating_descr[] = {
         { "runit", NULL, 7 },
         { "xor0", NULL, 8 },
         { "audio", NULL, 9 },
+        { "powersave", "cpuclk", 11 },
         { "sata0", NULL, 14 },
         { "sata1", NULL, 15 },
         { "xor1", NULL, 16 },