From mboxrd@z Thu Jan 1 00:00:00 1970 From: thierry.reding@gmail.com (Thierry Reding) Date: Wed, 24 Oct 2018 17:33:53 +0200 Subject: [PATCH 2/2] arm64: tegra: Add PWM fan support on Jetson Xavier In-Reply-To: <20181024153353.15745-1-thierry.reding@gmail.com> References: <20181024153353.15745-1-thierry.reding@gmail.com> Message-ID: <20181024153353.15745-2-thierry.reding@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Thierry Reding Enable PWM4 in device tree and use it to drive the PWM fan on the Jetson Xavier. Signed-off-by: Thierry Reding --- arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts index 9ff3c18280c4..86f05504ca38 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts @@ -12,5 +12,14 @@ sdhci at 3400000 { status = "okay"; }; + + pwm at c340000 { + status = "okay"; + }; + }; + + fan { + compatible = "pwm-fan"; + pwms = <&pwm4 0 45334>; }; }; -- 2.19.1