diff options
| author | Soren Brinkmann <soren.brinkmann@xilinx.com> | 2014-02-20 03:14:44 +0400 |
|---|---|---|
| committer | Daniel Lezcano <daniel.lezcano@linaro.org> | 2014-03-12 02:10:28 +0400 |
| commit | cd325295871fbd172340a73f323f6a19c0b0525d (patch) | |
| tree | 3bd7a66de2372abb25079a37d329ca2338f9f50d /arch/arm/boot/dts/zynq-7000.dtsi | |
| parent | 61f1fc7e9258a169ac8afb5ddf657a181e60d052 (diff) | |
| download | linux-cd325295871fbd172340a73f323f6a19c0b0525d.tar.xz | |
arm: zynq: Add support for cpufreq
The generic cpufreq-cpu0 driver can scale the CPU frequency on Zynq
SOCs. Add the required platform device to the BSP and appropriate
OPPs to the dts.
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Pawel Moll <pawel.moll@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Ian Campbell <ijc+devicetree@hellion.org.uk>
Cc: Kumar Gala <galak@codeaurora.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: devicetree@vger.kernel.org
Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/arm/boot/dts/zynq-7000.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/zynq-7000.dtsi | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/zynq-7000.dtsi b/arch/arm/boot/dts/zynq-7000.dtsi index 8b67b19392ec..789d0bacc110 100644 --- a/arch/arm/boot/dts/zynq-7000.dtsi +++ b/arch/arm/boot/dts/zynq-7000.dtsi @@ -24,6 +24,12 @@ device_type = "cpu"; reg = <0>; clocks = <&clkc 3>; + operating-points = < + /* kHz uV */ + 666667 1000000 + 333334 1000000 + 222223 1000000 + >; }; cpu@1 { |