ARM: dts: rockchip: add cpu opp table for rv1108

Add cpu opp table for rv1108 to support frequency
from 408MHZ to 1008MHZ.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm/boot/dts/rv1108.dtsi b/arch/arm/boot/dts/rv1108.dtsi
index 25fab0b..6dd7f7c 100644 (file)
--- a/arch/arm/boot/dts/rv1108.dtsi
+++ b/arch/arm/boot/dts/rv1108.dtsi
@@ -69,6 +69,33 @@
                        device_type = "cpu";
                        compatible = "arm,cortex-a7";
                        reg = <0xf00>;
+                       clocks = <&cru ARMCLK>;
+                       operating-points-v2 = <&cpu_opp_table>;
+               };
+       };
+
+       cpu_opp_table: opp_table {
+               compatible = "operating-points-v2";
+
+               opp-408000000 {
+                       opp-hz = /bits/ 64 <408000000>;
+                       opp-microvolt = <975000>;
+                       clock-latency-ns = <40000>;
+               };
+               opp-600000000 {
+                       opp-hz = /bits/ 64 <600000000>;
+                       opp-microvolt = <975000>;
+                       clock-latency-ns = <40000>;
+               };
+               opp-816000000 {
+                       opp-hz = /bits/ 64 <816000000>;
+                       opp-microvolt = <1025000>;
+                       clock-latency-ns = <40000>;
+               };
+               opp-1008000000 {
+                       opp-hz = /bits/ 64 <1008000000>;
+                       opp-microvolt = <1150000>;
+                       clock-latency-ns = <40000>;
                };
        };