From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Thara Gopinath <thara.gopinath@linaro.org>
Cc: agross@kernel.org, rui.zhang@intel.com,
daniel.lezcano@linaro.org, viresh.kumar@linaro.org,
rjw@rjwysocki.net, robh+dt@kernel.org, tdas@codeaurora.org,
mka@chromium.org, linux-arm-msm@vger.kernel.org,
linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org
Subject: Re: [Patch v3 4/6] arm64: boot: dts: qcom: sdm45: Add support for LMh node
Date: Fri, 9 Jul 2021 23:17:24 -0500 [thread overview]
Message-ID: <YOkfVBWwS/wIeIfz@yoga> (raw)
In-Reply-To: <20210708120656.663851-5-thara.gopinath@linaro.org>
On Thu 08 Jul 07:06 CDT 2021, Thara Gopinath wrote:
> Add LMh nodes for cpu cluster0 and cpu cluster1. Also add interrupt
> support in cpufreq node to capture the LMh interrupt and let the scheduler
> know of the max frequency throttling.
>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Regards,
Bjorn
> Signed-off-by: Thara Gopinath <thara.gopinath@linaro.org>
> ---
>
> v2->v3:
> - Changed the LMh low and high trip to 94500 and 95000 mC from
> 74500 and 75000 mC. This was a bug that got introduced in v2.
> v1->v2:
> - Dropped dt property qcom,support-lmh as per Bjorn's review comments.
> - Changed lmh compatible from generic to platform specific.
> - Introduced properties specifying arm, low and high temp thresholds for LMh
> as per Daniel's suggestion.
>
> arch/arm64/boot/dts/qcom/sdm845.dtsi | 26 ++++++++++++++++++++++++++
> 1 file changed, 26 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index 0a86fe71a66d..4da6b8f3dd7b 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -3646,6 +3646,30 @@ swm: swm@c85 {
> };
> };
>
> + lmh_cluster1: lmh@17d70800 {
> + compatible = "qcom,sdm845-lmh";
> + reg = <0 0x17d70800 0 0x401>;
> + interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
> + qcom,lmh-cpu-id = <0x4>;
> + qcom,lmh-temperature-arm = <65000>;
> + qcom,lmh-temperature-low = <94500>;
> + qcom,lmh-temperature-high = <95000>;
> + interrupt-controller;
> + #interrupt-cells = <1>;
> + };
> +
> + lmh_cluster0: lmh@17d78800 {
> + compatible = "qcom,sdm845-lmh";
> + reg = <0 0x17d78800 0 0x401>;
> + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
> + qcom,lmh-cpu-id = <0x0>;
> + qcom,lmh-temperature-arm = <65000>;
> + qcom,lmh-temperature-low = <94500>;
> + qcom,lmh-temperature-high = <95000>;
> + interrupt-controller;
> + #interrupt-cells = <1>;
> + };
> +
> sound: sound {
> };
>
> @@ -4911,6 +4935,8 @@ cpufreq_hw: cpufreq@17d43000 {
> reg = <0 0x17d43000 0 0x1400>, <0 0x17d45800 0 0x1400>;
> reg-names = "freq-domain0", "freq-domain1";
>
> + interrupts-extended = <&lmh_cluster0 0>, <&lmh_cluster1 0>;
> +
> clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GPLL0>;
> clock-names = "xo", "alternate";
>
> --
> 2.25.1
>
next prev parent reply other threads:[~2021-07-10 4:17 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-08 12:06 [Patch v3 0/6] Introduce LMh driver for Qualcomm SoCs Thara Gopinath
2021-07-08 12:06 ` [Patch v3 1/6] firmware: qcom_scm: Introduce SCM calls to access LMh Thara Gopinath
2021-07-10 4:02 ` Bjorn Andersson
2021-07-08 12:06 ` [Patch v3 2/6] thermal: qcom: Add support for LMh driver Thara Gopinath
2021-07-10 4:15 ` Bjorn Andersson
2021-07-13 0:49 ` Thara Gopinath
2021-07-08 12:06 ` [Patch v3 3/6] cpufreq: qcom-cpufreq-hw: Add dcvs interrupt support Thara Gopinath
2021-07-09 6:46 ` Viresh Kumar
2021-07-09 15:37 ` Thara Gopinath
2021-07-12 4:35 ` Viresh Kumar
2021-07-12 4:41 ` Viresh Kumar
2021-07-13 1:18 ` Thara Gopinath
2021-07-13 3:18 ` Viresh Kumar
2021-07-14 12:37 ` Thara Gopinath
2021-07-10 4:57 ` Bjorn Andersson
2021-07-13 1:09 ` Thara Gopinath
2021-07-08 12:06 ` [Patch v3 4/6] arm64: boot: dts: qcom: sdm45: Add support for LMh node Thara Gopinath
2021-07-10 4:17 ` Bjorn Andersson [this message]
2021-07-19 16:33 ` Bjorn Andersson
2021-07-19 22:44 ` Thara Gopinath
2021-07-08 12:06 ` [Patch v3 5/6] arm64: boot: dts: qcom: sdm845: Remove cpufreq cooling devices for CPU thermal zones Thara Gopinath
2021-07-10 4:17 ` Bjorn Andersson
2021-07-08 12:06 ` [Patch v3 6/6] dt-bindings: thermal: Add dt binding for QCOM LMh Thara Gopinath
2021-07-10 4:21 ` Bjorn Andersson
2021-07-13 0:54 ` Thara Gopinath
2021-07-12 17:32 ` Rob Herring
2021-07-22 3:14 ` [Patch v3 0/6] Introduce LMh driver for Qualcomm SoCs Steev Klimaszewski
2021-07-27 15:29 ` Thara Gopinath
2021-07-27 17:43 ` Steev Klimaszewski
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