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| author |   Soren Brinkmann <soren.brinkmann@xilinx.com> | 2014-04-04 16:14:12 -0700 |
|---|---|---|
| committer |   Michal Simek <michal.simek@xilinx.com> | 2014-04-22 09:30:49 +0200 |
| commit | b2bf5d484848450e7aa3332e268c5e874d9dc523 (patch) | |
| tree | 096193106e3231c04116087f9643c48c19f40339 /arch/arm/boot/dts | |
| parent | Linux 3.15-rc1 (diff) | |
| download | linux-dev-b2bf5d484848450e7aa3332e268c5e874d9dc523.tar.xz linux-dev-b2bf5d484848450e7aa3332e268c5e874d9dc523.zip | |
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/boot/dts')
| -rw-r--r-- | arch/arm/boot/dts/zynq-7000.dtsi | 1 |
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 |