From: "Guido Günther" <agx@sigxcpu•org>
To: Rob Herring <robh+dt@kernel•org>,
Mark Rutland <mark.rutland@arm•com>,
Shawn Guo <shawnguo@kernel•org>,
Sascha Hauer <s.hauer@pengutronix•de>,
Pengutronix Kernel Team <kernel@pengutronix•de>,
Fabio Estevam <festevam@gmail•com>,
NXP Linux Team <linux-imx@nxp•com>,
Lucas Stach <l.stach@pengutronix•de>,
Abel Vesa <abel.vesa@nxp•com>, Anson Huang <Anson.Huang@nxp•com>,
Carlo Caione <ccaione@baylibre•com>,
"Angus Ainslie (Purism)" <angus@akkea•ca>,
Andrey Smirnov <andrew.smirnov@gmail•com>,
devicetree@vger•kernel.org, linux-arm-kernel@lists•infradead.org,
linux-kernel@vger•kernel.org
Subject: Re: [PATCH] dts: arm64: imx8mq: Enable gpu passive throttling
Date: Wed, 11 Sep 2019 19:42:10 -0700 [thread overview]
Message-ID: <20190912024210.GA13270@bogon.m.sigxcpu.org> (raw)
In-Reply-To: <cf1b114bcc6ef26e032c352b8c885aaf5f3594d0.1568254197.git.agx@sigxcpu.org>
Hi,
On Wed, Sep 11, 2019 at 07:14:25PM -0700, Guido Günther wrote:
> Temperature and hysteresis were picked after the CPU.
I pulled that one from the wrong branch so please disregard. I've
sent out a v2.
Cheers,
-- Guido
>
> Signed-off-by: Guido Günther <agx@sigxcpu•org>
> ---
> arch/arm64/boot/dts/freescale/imx8mq.dtsi | 15 +++++++++++++++
> 1 file changed, 15 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> index 564045927485..fda636085bb3 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> @@ -235,12 +235,26 @@
> thermal-sensors = <&tmu 1>;
>
> trips {
> + gpu-alert {
> + temperature = <80000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> gpu-crit {
> temperature = <90000>;
> hysteresis = <2000>;
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&gpu_alert>;
> + cooling-device =
> + <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
>
> vpu-thermal {
> @@ -1006,6 +1020,7 @@
> <&clk IMX8MQ_CLK_GPU_AXI>,
> <&clk IMX8MQ_CLK_GPU_AHB>;
> clock-names = "core", "shader", "bus", "reg";
> + #cooling-cells = <2>;
> assigned-clocks = <&clk IMX8MQ_CLK_GPU_CORE_SRC>,
> <&clk IMX8MQ_CLK_GPU_SHADER_SRC>,
> <&clk IMX8MQ_CLK_GPU_AXI>,
> --
> 2.23.0.rc1
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists•infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
_______________________________________________
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prev parent reply other threads:[~2019-09-12 2:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-12 2:14 [PATCH] dts: arm64: imx8mq: Enable gpu passive throttling Guido Günther
2019-09-12 2:42 ` Guido Günther [this message]
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