linux-kernel - Re: [PATCH v4 5/6] ARM: sun8i: h3: add support for the thermal sensor in H3

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Date:   Mon, 18 Sep 2017 10:25:12 +0200
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Icenowy Zheng <icenowy@...c.io>
Cc:     Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jonathan Cameron <jic23@...nel.org>,
        Quentin Schulz <quentin.schulz@...e-electrons.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org,
        linux-sunxi@...glegroups.com
Subject: Re: [PATCH v4 5/6] ARM: sun8i: h3: add support for the thermal
 sensor in H3

On Thu, Sep 14, 2017 at 10:52:50PM +0800, Icenowy Zheng wrote:
> As we have gained the support for the thermal sensor in H3, we can now
> add its device nodes to the device tree.
> 
> Add them to the H3 device tree.
> 
> The calibration data of the thermal sensor is still not added, as
> it's currently not used, and the SID node is not added yet.
> 
> The H5 thermal sensor has some differences, and will be added furtherly.
> 
> Signed-off-by: Icenowy Zheng <icenowy@...c.io>
> Reviewed-by: Chen-Yu Tsai <wens@...e.org>
> ---
> Changes in v4:
> - Mention calibration data in commit message.
> Changes in v3:
> - Clock name changes.
> - Splited out thermal zone addition.
> 
>  arch/arm/boot/dts/sun8i-h3.dtsi | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi
> index b36f9f423c39..3220da3ad790 100644
> --- a/arch/arm/boot/dts/sun8i-h3.dtsi
> +++ b/arch/arm/boot/dts/sun8i-h3.dtsi
> @@ -72,6 +72,23 @@
>  		};
>  	};
>  
> +	iio-hwmon {
> +		compatible = "iio-hwmon";
> +		io-channels = <&ths>;
> +	};
> +
> +	soc {
> +		ths: thermal-sensor@...5000 {
> +			compatible = "allwinner,sun8i-h3-ths";
> +			reg = <0x01c25000 0x100>;
> +			clocks = <&ccu CLK_BUS_THS>, <&ccu CLK_THS>;
> +			clock-names = "bus", "mod";
> +			resets = <&ccu RST_BUS_THS>;
> +			#thermal-sensor-cells = <0>;
> +			#io-channel-cells = <0>;

You're missing your interrupt.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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