Messages in this thread Patch in this message | | | From | Andy Yan <> | Subject | [PATCH 1/2] ARM: dts: rockchip: add cpu opp table for rv1108 | Date | Mon, 21 Aug 2017 17:06:44 +0800 |
| |
Add cpu opp table for rv1108 to support frequency from 408MHZ to 1008MHZ.
Signed-off-by: Andy Yan <andy.yan@rock-chips.com> ---
arch/arm/boot/dts/rv1108-evb.dts | 4 ++++ arch/arm/boot/dts/rv1108.dtsi | 9 +++++++++ 2 files changed, 13 insertions(+)
diff --git a/arch/arm/boot/dts/rv1108-evb.dts b/arch/arm/boot/dts/rv1108-evb.dts index 32fb09a..e517aa3 100644 --- a/arch/arm/boot/dts/rv1108-evb.dts +++ b/arch/arm/boot/dts/rv1108-evb.dts @@ -104,6 +104,10 @@ }; }; +&cpu0 { + cpu-supply = <&vdd_core>; +}; + &i2c0 { status = "okay"; i2c-scl-rising-time-ns = <275>; diff --git a/arch/arm/boot/dts/rv1108.dtsi b/arch/arm/boot/dts/rv1108.dtsi index 064cec3..6ebf07c 100644 --- a/arch/arm/boot/dts/rv1108.dtsi +++ b/arch/arm/boot/dts/rv1108.dtsi @@ -69,6 +69,15 @@ device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0xf00>; + operating-points = < + /* KHz uV */ + 408000 975000 + 600000 975000 + 816000 1025000 + 1008000 1150000 + >; + clock-latency = <40000>; + clocks = <&cru ARMCLK>; }; }; -- 2.7.4
| |