[PATCH 3/3] arm64: dts: qcom: qcm2290: Add LMH node

From: Konrad Dybcio
Date: Fri Mar 08 2024 - 17:09:37 EST


From: Loic Poulain <loic.poulain@xxxxxxxxxx>

Add a node for the Limits Mangement Hardware to ensure it can be
configured by the operating system.

Signed-off-by: Loic Poulain <loic.poulain@xxxxxxxxxx>
[Konrad: add commit msg, rebase]
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/qcm2290.dtsi | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/qcm2290.dtsi b/arch/arm64/boot/dts/qcom/qcm2290.dtsi
index 89beac833d43..1aacad50e7fc 100644
--- a/arch/arm64/boot/dts/qcom/qcm2290.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcm2290.dtsi
@@ -1858,7 +1858,7 @@ cpufreq_hw: cpufreq@f521000 {
compatible = "qcom,qcm2290-cpufreq-hw", "qcom,cpufreq-hw";
reg = <0x0 0x0f521000 0x0 0x1000>;
reg-names = "freq-domain0";
- interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts-extended = <&lmh_cluster 0>;
interrupt-names = "dcvsh-irq-0";
clocks = <&rpmcc RPM_SMD_XO_CLK_SRC>, <&gcc GPLL0>;
clock-names = "xo", "alternate";
@@ -1866,6 +1866,18 @@ cpufreq_hw: cpufreq@f521000 {
#freq-domain-cells = <1>;
#clock-cells = <1>;
};
+
+ lmh_cluster: lmh@f550800 {
+ compatible = "qcom,qcm2290-lmh", "qcom,sm8150-lmh";
+ reg = <0x0 0x0f550800 0x0 0x400>;
+ interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
+ cpus = <&CPU0>;
+ qcom,lmh-temp-arm-millicelsius = <65000>;
+ qcom,lmh-temp-low-millicelsius = <94500>;
+ qcom,lmh-temp-high-millicelsius = <95000>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
};

thermal-zones {

--
2.44.0