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authorSoren Brinkmann2014-04-05 01:14:12 +0200
committerMichal Simek2014-04-22 09:30:49 +0200
commitb2bf5d484848450e7aa3332e268c5e874d9dc523 (patch)
tree096193106e3231c04116087f9643c48c19f40339 /arch/arm
parentLinux 3.15-rc1 (diff)
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ARM: zynq: DT: Add 'clock-latency' property
Specify the 'clock-latency' property to avoid certain cpufreq governors from refusing to work with the following error: ondemand governor failed, too long transition latency of HW, fallback to performance governor Reported-by: Mike Looijmans <mike.looijmans@topic.nl> Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com> Tested-by: Mike Looijmans <mike.looijmans@topic.nl> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/boot/dts/zynq-7000.dtsi1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/zynq-7000.dtsi b/arch/arm/boot/dts/zynq-7000.dtsi
index 511180769af5..c39baefcfd76 100644
--- a/arch/arm/boot/dts/zynq-7000.dtsi
+++ b/arch/arm/boot/dts/zynq-7000.dtsi
@@ -24,6 +24,7 @@
device_type = "cpu";
reg = <0>;
clocks = <&clkc 3>;
+ clock-latency = <1000>;
operating-points = <
/* kHz uV */
666667 1000000