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authorGeorgi Djakov <georgi.djakov@linaro.org>2018-02-05 16:46:51 +0200
committerAndy Gross <andy.gross@linaro.org>2018-03-08 18:31:15 -0600
commit65afdf458360f65cd4ddb7d165b673feece087a3 (patch)
treec386b65d74293b59d8eba93c806528afa02f3d73 /arch/arm64/boot/dts/qcom/msm8916.dtsi
parent025b995f47daece7b9856b9509748db02a0971be (diff)
downloadop-kernel-dev-65afdf458360f65cd4ddb7d165b673feece087a3.zip
op-kernel-dev-65afdf458360f65cd4ddb7d165b673feece087a3.tar.gz
arm64: dts: qcom: msm8916: Add CPU frequency scaling support
Add a CPU OPP table to allow CPU frequency scaling on msm8916 platforms. Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> Reviewed-by: Amit Kucheria <amit.kucheria@linaro.org> Tested-by: Amit Kucheria <amit.kucheria@linaro.org> Signed-off-by: Andy Gross <andy.gross@linaro.org>
Diffstat (limited to 'arch/arm64/boot/dts/qcom/msm8916.dtsi')
-rw-r--r--arch/arm64/boot/dts/qcom/msm8916.dtsi26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
index 4539571..e468277 100644
--- a/arch/arm64/boot/dts/qcom/msm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi
@@ -113,6 +113,8 @@
next-level-cache = <&L2_0>;
enable-method = "psci";
cpu-idle-states = <&CPU_SPC>;
+ clocks = <&apcs 0>;
+ operating-points-v2 = <&cpu_opp_table>;
};
CPU1: cpu@1 {
@@ -122,6 +124,8 @@
next-level-cache = <&L2_0>;
enable-method = "psci";
cpu-idle-states = <&CPU_SPC>;
+ clocks = <&apcs 0>;
+ operating-points-v2 = <&cpu_opp_table>;
};
CPU2: cpu@2 {
@@ -131,6 +135,8 @@
next-level-cache = <&L2_0>;
enable-method = "psci";
cpu-idle-states = <&CPU_SPC>;
+ clocks = <&apcs 0>;
+ operating-points-v2 = <&cpu_opp_table>;
};
CPU3: cpu@3 {
@@ -140,6 +146,8 @@
next-level-cache = <&L2_0>;
enable-method = "psci";
cpu-idle-states = <&CPU_SPC>;
+ clocks = <&apcs 0>;
+ operating-points-v2 = <&cpu_opp_table>;
};
L2_0: l2-cache {
@@ -212,6 +220,24 @@
};
+ cpu_opp_table: cpu_opp_table {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp-200000000 {
+ opp-hz = /bits/ 64 <200000000>;
+ };
+ opp-400000000 {
+ opp-hz = /bits/ 64 <400000000>;
+ };
+ opp-800000000 {
+ opp-hz = /bits/ 64 <800000000>;
+ };
+ opp-998400000 {
+ opp-hz = /bits/ 64 <998400000>;
+ };
+ };
+
gpu_opp_table: opp_table {
compatible = "operating-points-v2";
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