From: Pushpendra Singh <redacted>
Add BWMON nodes and associated OPP tables to enable dynamic DDR/LLCC
frequency scaling.
The compatible is added in nord-embedded.dtsi rather than nord.dtsi,
because Embedded variant specific 'interconnects' is required by
the compatible.
Co-developed-by: Zhangfei Gao <redacted>
Signed-off-by: Zhangfei Gao <redacted>
Signed-off-by: Pushpendra Singh <redacted>
Reviewed-by: Bartosz Golaszewski <redacted>
Reviewed-by: Konrad Dybcio <redacted>
Signed-off-by: Shawn Guo <redacted>
---
arch/arm64/boot/dts/qcom/nord-embedded.dtsi | 21 +++++++
arch/arm64/boot/dts/qcom/nord.dtsi | 67 +++++++++++++++++++++
2 files changed, 88 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/nord-embedded.dtsi b/arch/arm64/boot/dts/qcom/nord-embedded.dtsi
index 568fe68cd185..c27d01a82214 100644
--- a/arch/arm64/boot/dts/qcom/nord-embedded.dtsi
+++ b/arch/arm64/boot/dts/qcom/nord-embedded.dtsi
@@ -30,6 +30,27 @@ mc_virt: interconnect-mc-virt {
};
};
+&bwmon_cluster0 {
+ compatible = "qcom,nord-cpu-bwmon",
+ "qcom,sdm845-bwmon";
+ interconnects = <&hscnoc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY
+ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ACTIVE_ONLY>;
+};
+
+&bwmon_cluster1 {
+ compatible = "qcom,nord-cpu-bwmon",
+ "qcom,sdm845-bwmon";
+ interconnects = <&hscnoc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY
+ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ACTIVE_ONLY>;
+};
+
+&bwmon_cluster2 {
+ compatible = "qcom,nord-cpu-bwmon",
+ "qcom,sdm845-bwmon";
+ interconnects = <&hscnoc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY
+ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ACTIVE_ONLY>;
+};
+
&crypto {
interconnects = <&aggre1_noc_tile MASTER_CRYPTO_CORE0 QCOM_ICC_TAG_ALWAYS
&mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>;diff --git a/arch/arm64/boot/dts/qcom/nord.dtsi b/arch/arm64/boot/dts/qcom/nord.dtsi
index e0496fd40c30..4c3504b2a233 100644
--- a/arch/arm64/boot/dts/qcom/nord.dtsi
+++ b/arch/arm64/boot/dts/qcom/nord.dtsi
@@ -1460,6 +1460,73 @@ uart13: serial@a98000 {
};
};
+ bwmon_cluster2: pmu@1014400 {
+ reg = <0x0 0x01014400 0x0 0x500>;
+ interrupts = <GIC_SPI 739 IRQ_TYPE_LEVEL_HIGH>;
+ operating-points-v2 = <&bwmon_cluster_opp_table>;
+ };
+
+ bwmon_cluster1: pmu@1015400 {
+ reg = <0x0 0x01015400 0x0 0x500>;
+ interrupts = <GIC_SPI 812 IRQ_TYPE_LEVEL_HIGH>;
+ operating-points-v2 = <&bwmon_cluster_opp_table>;
+ };
+
+ bwmon_cluster0: pmu@1016400 {
+ reg = <0x0 0x01016400 0x0 0x500>;
+ interrupts = <GIC_SPI 813 IRQ_TYPE_LEVEL_HIGH>;
+
+ operating-points-v2 = <&bwmon_cluster_opp_table>;
+
+ bwmon_cluster_opp_table: opp-table {
+ compatible = "operating-points-v2";
+
+ opp-0 {
+ opp-peak-kBps = <800000>;
+ };
+
+ opp-1 {
+ opp-peak-kBps = <2188800>;
+ };
+
+ opp-2 {
+ opp-peak-kBps = <5414400>;
+ };
+
+ opp-3 {
+ opp-peak-kBps = <6220800>;
+ };
+
+ opp-4 {
+ opp-peak-kBps = <6835200>;
+ };
+
+ opp-5 {
+ opp-peak-kBps = <7603200>;
+ };
+
+ opp-6 {
+ opp-peak-kBps = <8371200>;
+ };
+
+ opp-7 {
+ opp-peak-kBps = <9657600>;
+ };
+
+ opp-8 {
+ opp-peak-kBps = <10944000>;
+ };
+
+ opp-9 {
+ opp-peak-kBps = <12748800>;
+ };
+
+ opp-10 {
+ opp-peak-kBps = <14745600>;
+ };
+ };
+ };
+
rng: rng@10c3000 {
compatible = "qcom,nord-trng",
"qcom,trng";--
2.43.0