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From:   Sandipan Patra <spatra@nvidia.com>
To:     Thierry Reding <treding@nvidia.com>,
        "robh+dt@kernel.org" <robh+dt@kernel.org>,
        "u.kleine-koenig@pengutronix.de" <u.kleine-koenig@pengutronix.de>,
        Jonathan Hunter <jonathanh@nvidia.com>
CC:     Bibek Basu <bbasu@nvidia.com>, Bitan Biswas <bbiswas@nvidia.com>,
        "linux-pwm@vger.kernel.org" <linux-pwm@vger.kernel.org>,
        "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
        "linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH 1/2] arm64: tegra: Add pwm-fan profile settings
Thread-Topic: [PATCH 1/2] arm64: tegra: Add pwm-fan profile settings
Thread-Index: AQHWFLyrzrMCWV/QvUCwKZJpumRykaiXnTyQ
Date:   Mon, 4 May 2020 07:12:53 +0000
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Gentle reminder.

> -----Original Message-----
> From: Sandipan Patra <spatra@nvidia.com>
> Sent: Friday, April 17, 2020 7:03 PM
> To: Thierry Reding <treding@nvidia.com>; robh+dt@kernel.org; u.kleine-
> koenig@pengutronix.de; Jonathan Hunter <jonathanh@nvidia.com>
> Cc: Bibek Basu <bbasu@nvidia.com>; Bitan Biswas <bbiswas@nvidia.com>;
> linux-pwm@vger.kernel.org; devicetree@vger.kernel.org; linux-
> tegra@vger.kernel.org; linux-kernel@vger.kernel.org; Sandipan Patra
> <spatra@nvidia.com>
> Subject: [PATCH 1/2] arm64: tegra: Add pwm-fan profile settings
>=20
> Add support for profiles in device tree to allow different fan settings f=
or trip
> point temp/hyst/pwm.
>=20
> Signed-off-by: Sandipan Patra <spatra@nvidia.com>
> ---
>  arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts | 15 ++++++++++++---
>  1 file changed, 12 insertions(+), 3 deletions(-)
>=20
> diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
> b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
> index e15d1ea..ff2b980 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
> +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
> @@ -219,10 +219,19 @@
>=20
>  	fan: fan {
>  		compatible =3D "pwm-fan";
> -		pwms =3D <&pwm4 0 45334>;
> -
> -		cooling-levels =3D <0 64 128 255>;
>  		#cooling-cells =3D <2>;
> +		pwms =3D <&pwm4 0 45334>;
> +		profiles {
> +			default =3D "quiet";
> +			quiet {
> +				state_cap =3D <4>;
> +				cooling-levels =3D <0 77 120 160 255 255 255 255
> 255 255>;
> +			};
> +			cool {
> +				state_cap =3D <4>;
> +				cooling-levels =3D <0 77 120 160 255 255 255 255
> 255 255>;
> +			};
> +		};
>  	};
>=20
>  	gpio-keys {
> --
> 2.7.4