Add a CPU clock to every CPU node and a CPU OPP table to use the generic cpufreq driver. Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> --- arch/arm/boot/dts/uniphier-pxs2.dtsi | 46 ++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/arch/arm/boot/dts/uniphier-pxs2.dtsi b/arch/arm/boot/dts/uniphier-pxs2.dtsi index 950f07b..83ba3e6 100644 --- a/arch/arm/boot/dts/uniphier-pxs2.dtsi +++ b/arch/arm/boot/dts/uniphier-pxs2.dtsi @@ -56,32 +56,78 @@ device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <0>; + clocks = <&sys_clk 32>; enable-method = "psci"; next-level-cache = <&l2>; + operating-points-v2 = <&cpu_opp>; }; cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <1>; + clocks = <&sys_clk 32>; enable-method = "psci"; next-level-cache = <&l2>; + operating-points-v2 = <&cpu_opp>; }; cpu@2 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <2>; + clocks = <&sys_clk 32>; enable-method = "psci"; next-level-cache = <&l2>; + operating-points-v2 = <&cpu_opp>; }; cpu@3 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <3>; + clocks = <&sys_clk 32>; enable-method = "psci"; next-level-cache = <&l2>; + operating-points-v2 = <&cpu_opp>; + }; + }; + + cpu_opp: opp_table { + compatible = "operating-points-v2"; + opp-shared; + + opp@100000000 { + opp-hz = /bits/ 64 <100000000>; + clock-latency-ns = <300>; + }; + opp@150000000 { + opp-hz = /bits/ 64 <150000000>; + clock-latency-ns = <300>; + }; + opp@200000000 { + opp-hz = /bits/ 64 <200000000>; + clock-latency-ns = <300>; + }; + opp@300000000 { + opp-hz = /bits/ 64 <300000000>; + clock-latency-ns = <300>; + }; + opp@400000000 { + opp-hz = /bits/ 64 <400000000>; + clock-latency-ns = <300>; + }; + opp@600000000 { + opp-hz = /bits/ 64 <600000000>; + clock-latency-ns = <300>; + }; + opp@800000000 { + opp-hz = /bits/ 64 <800000000>; + clock-latency-ns = <300>; + }; + opp@1200000000 { + opp-hz = /bits/ 64 <1200000000>; + clock-latency-ns = <300>; }; }; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html