diff options
| author | Soren Brinkmann <soren.brinkmann@xilinx.com> | 2014-04-04 19:14:12 -0400 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2014-04-22 03:30:49 -0400 |
| commit | b2bf5d484848450e7aa3332e268c5e874d9dc523 (patch) | |
| tree | 096193106e3231c04116087f9643c48c19f40339 | |
| parent | c9eaa447e77efe77b7fa4c953bd62de8297fd6c5 (diff) | |
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>
| -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 @@ | |||
| 24 | device_type = "cpu"; | 24 | device_type = "cpu"; |
| 25 | reg = <0>; | 25 | reg = <0>; |
| 26 | clocks = <&clkc 3>; | 26 | clocks = <&clkc 3>; |
| 27 | clock-latency = <1000>; | ||
| 27 | operating-points = < | 28 | operating-points = < |
| 28 | /* kHz uV */ | 29 | /* kHz uV */ |
| 29 | 666667 1000000 | 30 | 666667 1000000 |