Add device tree frequency table for the MSM8996 to be
used by the upstream cpufreq-dt driver with the clk-cpu-8996
driver as infrastructure.
Signed-off-by: Ilia Lin <ilialin@xxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/apq8096-db820c.dts | 2 +-
arch/arm64/boot/dts/qcom/msm8996.dtsi | 184 ++++++++++++++++++++++++++++
drivers/cpufreq/cpufreq-dt-platdev.c | 3 +
3 files changed, 188 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dts b/arch/arm64/boot/dts/qcom/apq8096-db820c.dts
index 230e9c8..da23bda 100644
--- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dts
+++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dts
@@ -17,5 +17,5 @@
/ {
model = "Qualcomm Technologies, Inc. DB820c";
- compatible = "arrow,apq8096-db820c", "qcom,apq8096-sbc";
+ compatible = "arrow,apq8096-db820c", "qcom,apq8096-sbc", "qcom,apq8096";
};
diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index 4b2afcc..8beea7e 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -86,6 +86,8 @@
compatible = "qcom,kryo";
reg = <0x0 0x0>;
enable-method = "psci";
+ clocks = <&kryocc 0>;
+ operating-points-v2 = <&cluster0_opp>;
next-level-cache = <&L2_0>;
L2_0: l2-cache {
compatible = "cache";
@@ -98,6 +100,8 @@
compatible = "qcom,kryo";
reg = <0x0 0x1>;
enable-method = "psci";
+ clocks = <&kryocc 0>;
+ operating-points-v2 = <&cluster0_opp>;
next-level-cache = <&L2_0>;
};
@@ -106,6 +110,8 @@
compatible = "qcom,kryo";
reg = <0x0 0x100>;
enable-method = "psci";
+ clocks = <&kryocc 1>;
+ operating-points-v2 = <&cluster1_opp>;
next-level-cache = <&L2_1>;
L2_1: l2-cache {
compatible = "cache";
@@ -118,6 +124,8 @@
compatible = "qcom,kryo";
reg = <0x0 0x101>;
enable-method = "psci";
+ clocks = <&kryocc 1>;
+ operating-points-v2 = <&cluster1_opp>;
next-level-cache = <&L2_1>;
};
@@ -144,6 +152,182 @@
};
};
+ cluster0_opp: opp_table0 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp@307200000 {
+ opp-hz = /bits/ 64 < 307200000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@422400000 {
+ opp-hz = /bits/ 64 < 422400000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@480000000 {
+ opp-hz = /bits/ 64 < 480000000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@556800000 {
+ opp-hz = /bits/ 64 < 556800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@652800000 {
+ opp-hz = /bits/ 64 < 652800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@729600000 {
+ opp-hz = /bits/ 64 < 729600000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@844800000 {
+ opp-hz = /bits/ 64 < 844800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@960000000 {
+ opp-hz = /bits/ 64 < 960000000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1036800000 {
+ opp-hz = /bits/ 64 < 1036800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1113600000 {
+ opp-hz = /bits/ 64 < 1113600000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1190400000 {
+ opp-hz = /bits/ 64 < 1190400000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1228800000 {
+ opp-hz = /bits/ 64 < 1228800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1324800000 {
+ opp-hz = /bits/ 64 < 1324800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1401600000 {
+ opp-hz = /bits/ 64 < 1401600000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1478400000 {
+ opp-hz = /bits/ 64 < 1478400000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1593600000 {
+ opp-hz = /bits/ 64 < 1593600000 >;
+ clock-latency-ns = <200000>;
+ };
+ };
+
+ cluster1_opp: opp_table1 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp@307200000 {
+ opp-hz = /bits/ 64 < 307200000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@403200000 {
+ opp-hz = /bits/ 64 < 403200000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@480000000 {
+ opp-hz = /bits/ 64 < 480000000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@556800000 {
+ opp-hz = /bits/ 64 < 556800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@652800000 {
+ opp-hz = /bits/ 64 < 652800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@729600000 {
+ opp-hz = /bits/ 64 < 729600000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@806400000 {
+ opp-hz = /bits/ 64 < 806400000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@883200000 {
+ opp-hz = /bits/ 64 < 883200000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@940800000 {
+ opp-hz = /bits/ 64 < 940800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1036800000 {
+ opp-hz = /bits/ 64 < 1036800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1113600000 {
+ opp-hz = /bits/ 64 < 1113600000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1190400000 {
+ opp-hz = /bits/ 64 < 1190400000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1248000000 {
+ opp-hz = /bits/ 64 < 1248000000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1324800000 {
+ opp-hz = /bits/ 64 < 1324800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1401600000 {
+ opp-hz = /bits/ 64 < 1401600000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1478400000 {
+ opp-hz = /bits/ 64 < 1478400000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1552000000 {
+ opp-hz = /bits/ 64 < 1552000000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1632000000 {
+ opp-hz = /bits/ 64 < 1632000000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1708800000 {
+ opp-hz = /bits/ 64 < 1708800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1785600000 {
+ opp-hz = /bits/ 64 < 1785600000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1824000000 {
+ opp-hz = /bits/ 64 < 1824000000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1920000000 {
+ opp-hz = /bits/ 64 < 1920000000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@1996800000 {
+ opp-hz = /bits/ 64 < 1996800000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@2073600000 {
+ opp-hz = /bits/ 64 < 2073600000 >;
+ clock-latency-ns = <200000>;
+ };
+ opp@2150400000 {
+ opp-hz = /bits/ 64 < 2150400000 >;
+ clock-latency-ns = <200000>;
+ };
+
+ };
thermal-zones {
cpu-thermal0 {
polling-delay-passive = <250>;
diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c
index ecc56e2..0feca0e 100644
--- a/drivers/cpufreq/cpufreq-dt-platdev.c
+++ b/drivers/cpufreq/cpufreq-dt-platdev.c
@@ -95,6 +95,9 @@
{ .compatible = "xlnx,zynq-7000", },
{ .compatible = "xlnx,zynqmp", },
+ { .compatible = "qcom,msm8996", },
+ { .compatible = "qcom,apq8096", },
+
{ }
};
--
1.9.1
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