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Subject[PATCH 1/2] arm64: dts: rockchip: Add cpu operating points for RK3328 SoC
Date
This patch adds basic OPP entries for RK3328 SoC.

Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
---
arch/arm64/boot/dts/rockchip/rk3328.dtsi | 41 ++++++++++++++++++++++++++++++++
1 file changed, 41 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index 440e6bc..81fd8cb 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -76,6 +76,7 @@
clocks = <&cru ARMCLK>;
enable-method = "psci";
next-level-cache = <&l2>;
+ operating-points-v2 = <&cpu0_opp_table>;
};

cpu1: cpu@1 {
@@ -85,6 +86,7 @@
clocks = <&cru ARMCLK>;
enable-method = "psci";
next-level-cache = <&l2>;
+ operating-points-v2 = <&cpu0_opp_table>;
};

cpu2: cpu@2 {
@@ -94,6 +96,7 @@
clocks = <&cru ARMCLK>;
enable-method = "psci";
next-level-cache = <&l2>;
+ operating-points-v2 = <&cpu0_opp_table>;
};

cpu3: cpu@3 {
@@ -103,6 +106,7 @@
clocks = <&cru ARMCLK>;
enable-method = "psci";
next-level-cache = <&l2>;
+ operating-points-v2 = <&cpu0_opp_table>;
};

l2: l2-cache0 {
@@ -110,6 +114,43 @@
};
};

+ cpu0_opp_table: opp_table0 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp-408000000 {
+ opp-hz = /bits/ 64 <408000000>;
+ opp-microvolt = <950000>;
+ clock-latency-ns = <40000>;
+ opp-suspend;
+ };
+ opp-600000000 {
+ opp-hz = /bits/ 64 <600000000>;
+ opp-microvolt = <950000>;
+ clock-latency-ns = <40000>;
+ };
+ opp-816000000 {
+ opp-hz = /bits/ 64 <816000000>;
+ opp-microvolt = <1000000>;
+ clock-latency-ns = <40000>;
+ };
+ opp-1008000000 {
+ opp-hz = /bits/ 64 <1008000000>;
+ opp-microvolt = <1100000>;
+ clock-latency-ns = <40000>;
+ };
+ opp-1200000000 {
+ opp-hz = /bits/ 64 <1200000000>;
+ opp-microvolt = <1225000>;
+ clock-latency-ns = <40000>;
+ };
+ opp-1296000000 {
+ opp-hz = /bits/ 64 <1296000000>;
+ opp-microvolt = <1300000>;
+ clock-latency-ns = <40000>;
+ };
+ };
+
amba {
compatible = "simple-bus";
#address-cells = <2>;
--
2.7.4

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