| Message ID | 1587130362-6149-1-git-send-email-spatra@nvidia.com |
|---|---|
| State | Deferred |
| Headers | show |
| Series | [1/2] arm64: tegra: Add pwm-fan profile settings | expand |
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 > > Add support for profiles in device tree to allow different fan settings for trip > point temp/hyst/pwm. > > 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(-) > > 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 @@ > > fan: fan { > compatible = "pwm-fan"; > - pwms = <&pwm4 0 45334>; > - > - cooling-levels = <0 64 128 255>; > #cooling-cells = <2>; > + pwms = <&pwm4 0 45334>; > + profiles { > + default = "quiet"; > + quiet { > + state_cap = <4>; > + cooling-levels = <0 77 120 160 255 255 255 255 > 255 255>; > + }; > + cool { > + state_cap = <4>; > + cooling-levels = <0 77 120 160 255 255 255 255 > 255 255>; > + }; > + }; > }; > > gpio-keys { > -- > 2.7.4
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 @@ fan: fan { compatible = "pwm-fan"; - pwms = <&pwm4 0 45334>; - - cooling-levels = <0 64 128 255>; #cooling-cells = <2>; + pwms = <&pwm4 0 45334>; + profiles { + default = "quiet"; + quiet { + state_cap = <4>; + cooling-levels = <0 77 120 160 255 255 255 255 255 255>; + }; + cool { + state_cap = <4>; + cooling-levels = <0 77 120 160 255 255 255 255 255 255>; + }; + }; }; gpio-keys {
Add support for profiles in device tree to allow different fan settings for trip point temp/hyst/pwm. 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(-)