@@ -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>;
};
};
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@socionext.com> --- arch/arm/boot/dts/uniphier-pxs2.dtsi | 46 ++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+)