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-rw-r--r--arch/arm64/boot/dts/apple/t8103.dtsi204
1 files changed, 194 insertions, 10 deletions
diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi
index 358906a9274d..6f5a2334e5b1 100644
--- a/arch/arm64/boot/dts/apple/t8103.dtsi
+++ b/arch/arm64/boot/dts/apple/t8103.dtsi
@@ -22,71 +22,243 @@
#address-cells = <2>;
#size-cells = <0>;
- cpu0: cpu@0 {
+ cpu-map {
+ cluster0 {
+ core0 {
+ cpu = <&cpu_e0>;
+ };
+ core1 {
+ cpu = <&cpu_e1>;
+ };
+ core2 {
+ cpu = <&cpu_e2>;
+ };
+ core3 {
+ cpu = <&cpu_e3>;
+ };
+ };
+
+ cluster1 {
+ core0 {
+ cpu = <&cpu_p0>;
+ };
+ core1 {
+ cpu = <&cpu_p1>;
+ };
+ core2 {
+ cpu = <&cpu_p2>;
+ };
+ core3 {
+ cpu = <&cpu_p3>;
+ };
+ };
+ };
+
+ cpu_e0: cpu@0 {
compatible = "apple,icestorm";
device_type = "cpu";
reg = <0x0 0x0>;
enable-method = "spin-table";
cpu-release-addr = <0 0>; /* To be filled by loader */
+ operating-points-v2 = <&ecluster_opp>;
+ capacity-dmips-mhz = <714>;
+ performance-domains = <&cpufreq_e>;
};
- cpu1: cpu@1 {
+ cpu_e1: cpu@1 {
compatible = "apple,icestorm";
device_type = "cpu";
reg = <0x0 0x1>;
enable-method = "spin-table";
cpu-release-addr = <0 0>; /* To be filled by loader */
+ operating-points-v2 = <&ecluster_opp>;
+ capacity-dmips-mhz = <714>;
+ performance-domains = <&cpufreq_e>;
};
- cpu2: cpu@2 {
+ cpu_e2: cpu@2 {
compatible = "apple,icestorm";
device_type = "cpu";
reg = <0x0 0x2>;
enable-method = "spin-table";
cpu-release-addr = <0 0>; /* To be filled by loader */
+ operating-points-v2 = <&ecluster_opp>;
+ capacity-dmips-mhz = <714>;
+ performance-domains = <&cpufreq_e>;
};
- cpu3: cpu@3 {
+ cpu_e3: cpu@3 {
compatible = "apple,icestorm";
device_type = "cpu";
reg = <0x0 0x3>;
enable-method = "spin-table";
cpu-release-addr = <0 0>; /* To be filled by loader */
+ operating-points-v2 = <&ecluster_opp>;
+ capacity-dmips-mhz = <714>;
+ performance-domains = <&cpufreq_e>;
};
- cpu4: cpu@10100 {
+ cpu_p0: cpu@10100 {
compatible = "apple,firestorm";
device_type = "cpu";
reg = <0x0 0x10100>;
enable-method = "spin-table";
cpu-release-addr = <0 0>; /* To be filled by loader */
+ operating-points-v2 = <&pcluster_opp>;
+ capacity-dmips-mhz = <1024>;
+ performance-domains = <&cpufreq_p>;
};
- cpu5: cpu@10101 {
+ cpu_p1: cpu@10101 {
compatible = "apple,firestorm";
device_type = "cpu";
reg = <0x0 0x10101>;
enable-method = "spin-table";
cpu-release-addr = <0 0>; /* To be filled by loader */
+ operating-points-v2 = <&pcluster_opp>;
+ capacity-dmips-mhz = <1024>;
+ performance-domains = <&cpufreq_p>;
};
- cpu6: cpu@10102 {
+ cpu_p2: cpu@10102 {
compatible = "apple,firestorm";
device_type = "cpu";
reg = <0x0 0x10102>;
enable-method = "spin-table";
cpu-release-addr = <0 0>; /* To be filled by loader */
+ operating-points-v2 = <&pcluster_opp>;
+ capacity-dmips-mhz = <1024>;
+ performance-domains = <&cpufreq_p>;
};
- cpu7: cpu@10103 {
+ cpu_p3: cpu@10103 {
compatible = "apple,firestorm";
device_type = "cpu";
reg = <0x0 0x10103>;
enable-method = "spin-table";
cpu-release-addr = <0 0>; /* To be filled by loader */
+ operating-points-v2 = <&pcluster_opp>;
+ capacity-dmips-mhz = <1024>;
+ performance-domains = <&cpufreq_p>;
};
};
+ ecluster_opp: opp-table-0 {
+ compatible = "operating-points-v2";
+
+ opp01 {
+ opp-hz = /bits/ 64 <600000000>;
+ opp-level = <1>;
+ clock-latency-ns = <7500>;
+ };
+ opp02 {
+ opp-hz = /bits/ 64 <972000000>;
+ opp-level = <2>;
+ clock-latency-ns = <22000>;
+ };
+ opp03 {
+ opp-hz = /bits/ 64 <1332000000>;
+ opp-level = <3>;
+ clock-latency-ns = <27000>;
+ };
+ opp04 {
+ opp-hz = /bits/ 64 <1704000000>;
+ opp-level = <4>;
+ clock-latency-ns = <33000>;
+ };
+ opp05 {
+ opp-hz = /bits/ 64 <2064000000>;
+ opp-level = <5>;
+ clock-latency-ns = <50000>;
+ };
+ };
+
+ pcluster_opp: opp-table-1 {
+ compatible = "operating-points-v2";
+
+ opp01 {
+ opp-hz = /bits/ 64 <600000000>;
+ opp-level = <1>;
+ clock-latency-ns = <8000>;
+ };
+ opp02 {
+ opp-hz = /bits/ 64 <828000000>;
+ opp-level = <2>;
+ clock-latency-ns = <19000>;
+ };
+ opp03 {
+ opp-hz = /bits/ 64 <1056000000>;
+ opp-level = <3>;
+ clock-latency-ns = <21000>;
+ };
+ opp04 {
+ opp-hz = /bits/ 64 <1284000000>;
+ opp-level = <4>;
+ clock-latency-ns = <23000>;
+ };
+ opp05 {
+ opp-hz = /bits/ 64 <1500000000>;
+ opp-level = <5>;
+ clock-latency-ns = <24000>;
+ };
+ opp06 {
+ opp-hz = /bits/ 64 <1728000000>;
+ opp-level = <6>;
+ clock-latency-ns = <29000>;
+ };
+ opp07 {
+ opp-hz = /bits/ 64 <1956000000>;
+ opp-level = <7>;
+ clock-latency-ns = <31000>;
+ };
+ opp08 {
+ opp-hz = /bits/ 64 <2184000000>;
+ opp-level = <8>;
+ clock-latency-ns = <34000>;
+ };
+ opp09 {
+ opp-hz = /bits/ 64 <2388000000>;
+ opp-level = <9>;
+ clock-latency-ns = <36000>;
+ };
+ opp10 {
+ opp-hz = /bits/ 64 <2592000000>;
+ opp-level = <10>;
+ clock-latency-ns = <51000>;
+ };
+ opp11 {
+ opp-hz = /bits/ 64 <2772000000>;
+ opp-level = <11>;
+ clock-latency-ns = <54000>;
+ };
+ opp12 {
+ opp-hz = /bits/ 64 <2988000000>;
+ opp-level = <12>;
+ clock-latency-ns = <55000>;
+ };
+#if 0
+ /* Not available until CPU deep sleep is implemented */
+ opp13 {
+ opp-hz = /bits/ 64 <3096000000>;
+ opp-level = <13>;
+ clock-latency-ns = <55000>;
+ turbo-mode;
+ };
+ opp14 {
+ opp-hz = /bits/ 64 <3144000000>;
+ opp-level = <14>;
+ clock-latency-ns = <56000>;
+ turbo-mode;
+ };
+ opp15 {
+ opp-hz = /bits/ 64 <3204000000>;
+ opp-level = <15>;
+ clock-latency-ns = <56000>;
+ turbo-mode;
+ };
+#endif
+ };
+
timer {
compatible = "arm,armv8-timer";
interrupt-parent = <&aic>;
@@ -134,6 +306,18 @@
ranges;
nonposted-mmio;
+ cpufreq_e: performance-controller@210e20000 {
+ compatible = "apple,t8103-cluster-cpufreq", "apple,cluster-cpufreq";
+ reg = <0x2 0x10e20000 0 0x1000>;
+ #performance-domain-cells = <0>;
+ };
+
+ cpufreq_p: performance-controller@211e20000 {
+ compatible = "apple,t8103-cluster-cpufreq", "apple,cluster-cpufreq";
+ reg = <0x2 0x11e20000 0 0x1000>;
+ #performance-domain-cells = <0>;
+ };
+
dart_sio: iommu@235004000 {
compatible = "apple,t8103-dart";
reg = <0x2 0x35004000 0x0 0x4000>;
@@ -303,12 +487,12 @@
affinities {
e-core-pmu-affinity {
apple,fiq-index = <AIC_CPU_PMU_E>;
- cpus = <&cpu0 &cpu1 &cpu2 &cpu3>;
+ cpus = <&cpu_e0 &cpu_e1 &cpu_e2 &cpu_e3>;
};
p-core-pmu-affinity {
apple,fiq-index = <AIC_CPU_PMU_P>;
- cpus = <&cpu4 &cpu5 &cpu6 &cpu7>;
+ cpus = <&cpu_p0 &cpu_p1 &cpu_p2 &cpu_p3>;
};
};
};
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