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ARM: zynq: DT: Add 'clock-latency' property

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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>
This commit is contained in:
Soren Brinkmann 2014-04-04 16:14:12 -07:00 committed by Michal Simek
parent c9eaa447e7
commit b2bf5d4848
1 changed files with 1 additions and 0 deletions
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arch/arm/boot/dts/zynq-7000.dtsi
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@ -24,6 +24,7 @@
device_type = "cpu";
reg = <0>;
clocks = <&clkc 3>;
clock-latency = <1000>;
operating-points = <
/* kHz uV */
666667 1000000