From: Krzysztof Kozlowski <krzk@kernel.org>
To: Manaf Meethalavalappu Pallikunhi <manaf.pallikunhi@oss.qualcomm.com>
Cc: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Daniel Lezcano <daniel.lezcano@oss.qualcomm.com>,
Gaurav Kohli <gaurav.kohli@oss.qualcomm.com>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org
Subject: Re: [PATCH v3 2/4] dt-bindings: power: limits: Describe Qualcomm SPEL hardware
Date: Fri, 3 Jul 2026 08:21:41 +0200 [thread overview]
Message-ID: <20260703-pastel-sensible-scorpion-6cea30@quoll> (raw)
In-Reply-To: <20260702-qcom_spel_driver_upstream-v3-2-434d50f0c5b0@oss.qualcomm.com>
On Thu, Jul 02, 2026 at 10:52:55PM +0530, Manaf Meethalavalappu Pallikunhi wrote:
> + SPEL enforces power consumption limits to prevent thermal overload, maintain
> + system stability, and comply with platform power budgets. It provides
> + - Hardware-enforced power capping with configurable power limits
> + - Time window controls for power averaging
> + - Energy counter monitoring for each power domain
> + - Automatic throttling when power limits are exceeded
> +
> + The hardware supports multiple power domains including system (SYS), SoC,
> + CPU clusters, GPU, memory, and peripheral subsystems. Each domain can have
> + independent power limits and monitoring.
> +
> +allOf:
> + - $ref: power-limit-controller.yaml#
Which properties are shared with above schema?
> +
> +properties:
> + compatible:
> + const: qcom,glymur-spel
> +
> + reg:
> + maxItems: 3
Best regards,
Krzysztof
next prev parent reply other threads:[~2026-07-03 6:21 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-02 17:22 [PATCH v3 0/4] Add Qualcomm SPEL powercap driver Manaf Meethalavalappu Pallikunhi
2026-07-02 17:22 ` [PATCH v3 1/4] dt-bindings: power: Add common power limit controller schema Manaf Meethalavalappu Pallikunhi
2026-07-02 17:44 ` sashiko-bot
2026-07-03 6:20 ` Krzysztof Kozlowski
2026-07-02 17:22 ` [PATCH v3 2/4] dt-bindings: power: limits: Describe Qualcomm SPEL hardware Manaf Meethalavalappu Pallikunhi
2026-07-02 17:30 ` sashiko-bot
2026-07-03 6:21 ` Krzysztof Kozlowski [this message]
2026-07-02 17:22 ` [PATCH v3 3/4] powercap: qcom: Add SPEL powercap driver Manaf Meethalavalappu Pallikunhi
2026-07-02 17:36 ` sashiko-bot
2026-07-03 6:24 ` Krzysztof Kozlowski
2026-07-02 17:22 ` [PATCH v3 4/4] arm64: dts: qcom: glymur: Enable " Manaf Meethalavalappu Pallikunhi
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