From: Furkan Kardame <f.kardame@manjaro.org> To: narmstrong@baylibre.com Cc: khilman@baylibre.com, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, Furkan Kardame <f.kardame@manjaro.org> Subject: [PATCH v3] arm64: dts: meson: add gpio-fan control to GS-King-X Date: Fri, 10 Jun 2022 14:06:09 +0300 [thread overview] Message-ID: <20220610110609.13533-1-f.kardame@manjaro.org> (raw) GS-King-X has a single speed GPIO fan which is always-on by default. If we add controls for the fan and a trip point, the fan stays off most of the time, reducing background noise from the unit. Signed-off-by: Furkan Kardame <f.kardame@manjaro.org> --- Fixed speed-map indentation, aligned bracket, changed cooling-device and increased temperature to 70°C .../boot/dts/amlogic/meson-g12b-gsking-x.dts | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-gsking-x.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-gsking-x.dts index 6c7bfacba..23592ae21 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-gsking-x.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-gsking-x.dts @@ -20,6 +20,14 @@ aliases { rtc1 = &vrtc; }; + gpio_fan: gpio-fan { + compatible = "gpio-fan"; + gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>; + /* Using Dummy Speed */ + gpio-fan,speed-map = <0 0>, <1 1>; + #cooling-cells = <2>; + }; + gpio-keys-polled { compatible = "gpio-keys-polled"; #address-cells = <1>; @@ -96,6 +104,23 @@ &clkc_audio { status = "okay"; }; +&cpu_thermal { + trips { + cpu_active: cpu-active + temperature = <70000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "active"; + }; + }; + + cooling-maps { + map { + trip = <&cpu_active>; + cooling-device = <&gpio_fan THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; +}; + &frddr_a { status = "okay"; }; -- 2.36.1 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic
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From: Furkan Kardame <f.kardame@manjaro.org> To: narmstrong@baylibre.com Cc: khilman@baylibre.com, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, Furkan Kardame <f.kardame@manjaro.org> Subject: [PATCH v3] arm64: dts: meson: add gpio-fan control to GS-King-X Date: Fri, 10 Jun 2022 14:06:09 +0300 [thread overview] Message-ID: <20220610110609.13533-1-f.kardame@manjaro.org> (raw) GS-King-X has a single speed GPIO fan which is always-on by default. If we add controls for the fan and a trip point, the fan stays off most of the time, reducing background noise from the unit. Signed-off-by: Furkan Kardame <f.kardame@manjaro.org> --- Fixed speed-map indentation, aligned bracket, changed cooling-device and increased temperature to 70°C .../boot/dts/amlogic/meson-g12b-gsking-x.dts | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-gsking-x.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-gsking-x.dts index 6c7bfacba..23592ae21 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-gsking-x.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-gsking-x.dts @@ -20,6 +20,14 @@ aliases { rtc1 = &vrtc; }; + gpio_fan: gpio-fan { + compatible = "gpio-fan"; + gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>; + /* Using Dummy Speed */ + gpio-fan,speed-map = <0 0>, <1 1>; + #cooling-cells = <2>; + }; + gpio-keys-polled { compatible = "gpio-keys-polled"; #address-cells = <1>; @@ -96,6 +104,23 @@ &clkc_audio { status = "okay"; }; +&cpu_thermal { + trips { + cpu_active: cpu-active + temperature = <70000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "active"; + }; + }; + + cooling-maps { + map { + trip = <&cpu_active>; + cooling-device = <&gpio_fan THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; +}; + &frddr_a { status = "okay"; }; -- 2.36.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2022-06-10 11:10 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-06-10 11:06 Furkan Kardame [this message] 2022-06-10 11:06 ` [PATCH v3] arm64: dts: meson: add gpio-fan control to GS-King-X Furkan Kardame
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