From: Chanwoo Choi <cw00.choi@samsung.com>
To: Dmitry Osipenko <digetx@gmail.com>,
Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Rob Herring <robh+dt@kernel.org>,
MyungJoo Ham <myungjoo.ham@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
Peter Geis <pgwipeout@gmail.com>,
Matt Merhar <mattmerhar@protonmail.com>
Cc: linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org
Subject: Re: [PATCH v1 4/7] dt-bindings: devfreq: tegra30-actmon: Add cooling-cells
Date: Thu, 20 May 2021 11:49:29 +0900 [thread overview]
Message-ID: <8dbb9a97-8358-0a2c-bbfc-738f7efa931f@samsung.com> (raw)
In-Reply-To: <20210510211008.30300-5-digetx@gmail.com>
On 5/11/21 6:10 AM, Dmitry Osipenko wrote:
> The ACTMON watches activity of memory clients. Decisions about a minimum
> required frequency are made based on the info from ACTMON. We can use
> ACTMON as a thermal cooling device by limiting the required frequency.
> Document new cooling-cells property of NVIDIA Tegra ACTMON hardware unit.
>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
> ---
> .../devicetree/bindings/devfreq/nvidia,tegra30-actmon.yaml | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/devfreq/nvidia,tegra30-actmon.yaml b/Documentation/devicetree/bindings/devfreq/nvidia,tegra30-actmon.yaml
> index 2a940d5d7ab4..0aa9459b7751 100644
> --- a/Documentation/devicetree/bindings/devfreq/nvidia,tegra30-actmon.yaml
> +++ b/Documentation/devicetree/bindings/devfreq/nvidia,tegra30-actmon.yaml
> @@ -63,6 +63,9 @@ properties:
> Should contain freqs and voltages and opp-supported-hw property, which
> is a bitfield indicating SoC speedo ID mask.
>
> + "#cooling-cells":
> + const: 2
> +
> required:
> - compatible
> - reg
> @@ -74,6 +77,7 @@ required:
> - interconnects
> - interconnect-names
> - operating-points-v2
> + - "#cooling-cells"
>
> additionalProperties: false
>
> @@ -118,4 +122,5 @@ examples:
> operating-points-v2 = <&dvfs_opp_table>;
> interconnects = <&mc TEGRA30_MC_MPCORER &emc>;
> interconnect-names = "cpu-read";
> + #cooling-cells = <2>;
> };
>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
--
Best Regards,
Chanwoo Choi
Samsung Electronics
next prev parent reply other threads:[~2021-05-20 2:33 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-10 21:10 [PATCH v1 0/7] Add thermal cooling support to NVIDIA Tegra devfreq Dmitry Osipenko
2021-05-10 21:10 ` [PATCH v1 1/7] PM / devfreq: tegra30: Support thermal cooling Dmitry Osipenko
2021-05-20 2:50 ` Chanwoo Choi
2021-05-10 21:10 ` [PATCH v1 2/7] ARM: tegra_defconfig: Enable CONFIG_DEVFREQ_THERMAL Dmitry Osipenko
2021-05-10 21:10 ` [PATCH v1 3/7] dt-bindings: devfreq: tegra30-actmon: Convert to schema Dmitry Osipenko
2021-05-17 21:34 ` Rob Herring
2021-05-20 2:50 ` Chanwoo Choi
2021-05-31 9:36 ` Thierry Reding
2021-05-31 19:21 ` Dmitry Osipenko
2021-05-10 21:10 ` [PATCH v1 4/7] dt-bindings: devfreq: tegra30-actmon: Add cooling-cells Dmitry Osipenko
2021-05-17 21:34 ` Rob Herring
2021-05-20 2:49 ` Chanwoo Choi [this message]
2021-05-31 9:37 ` Thierry Reding
2021-05-10 21:10 ` [PATCH v1 5/7] ARM: tegra: Add cooling cells to ACTMON device-tree node Dmitry Osipenko
2021-05-10 21:10 ` [PATCH v1 6/7] ARM: tegra: nexus7: Enable memory frequency thermal throttling using ACTMON Dmitry Osipenko
2021-05-10 21:10 ` [PATCH v1 7/7] ARM: tegra: ouya: " Dmitry Osipenko
2021-05-31 9:41 ` (subset) [PATCH v1 0/7] Add thermal cooling support to NVIDIA Tegra devfreq Thierry Reding
2021-05-31 9:43 ` Thierry Reding
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