[PATCH V5 3/6] ARM: bcm2835: dts: add thermal node to device-tree of bcm283x

Stefan Wahren stefan.wahren at i2se.com
Sun Sep 18 04:41:21 PDT 2016


> kernel at martin.sperl.org hat am 13. September 2016 um 11:34 geschrieben:
> 
> 
> From: Martin Sperl <kernel at martin.sperl.org>
> 
> Add the node for the thermal sensor of the bcm2835-soc
> to the device tree.
> 
> Signed-off-by: Martin Sperl <kernel at martin.sperl.org>
> 
> Changelog:
> V1 -> V5: generic settings is shared in bcm283x.dtsi, but disabled
> 	  moved the compatible string to the SOC specific dtsi
>             for arm and arm64
> 
> Note: there is no arm/boot/dts/bcm2837.dtsi as of now,
>       so there is no support for bcm2837 in 32 bit mode.
> ---
>  arch/arm/boot/dts/bcm2835.dtsi | 6 ++++++
>  arch/arm/boot/dts/bcm2836.dtsi | 6 ++++++
>  arch/arm/boot/dts/bcm283x.dtsi | 7 +++++++
>  3 files changed, 19 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/bcm2835.dtsi b/arch/arm/boot/dts/bcm2835.dtsi
> index a78759e..0890d97 100644
> --- a/arch/arm/boot/dts/bcm2835.dtsi
> +++ b/arch/arm/boot/dts/bcm2835.dtsi
> @@ -23,3 +23,9 @@
>  		};
>  	};
>  };
> +
> +/* enable thermal sensor with the correct compatible property set */
> +&thermal {
> +	compatible = "brcm,bcm2835-thermal";
> +	status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/bcm2836.dtsi b/arch/arm/boot/dts/bcm2836.dtsi
> index 9d0651d..519a44f 100644
> --- a/arch/arm/boot/dts/bcm2836.dtsi
> +++ b/arch/arm/boot/dts/bcm2836.dtsi
> @@ -76,3 +76,9 @@
>  	interrupt-parent = <&local_intc>;
>  	interrupts = <8>;
>  };
> +
> +/* enable thermal sensor with the correct compatible property set */
> +&thermal {
> +	compatible = "brcm,bcm2836-thermal";
> +	status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi
> index b982522..2cc4847 100644
> --- a/arch/arm/boot/dts/bcm283x.dtsi
> +++ b/arch/arm/boot/dts/bcm283x.dtsi
> @@ -186,6 +186,13 @@
>  			interrupts = <2 14>; /* pwa1 */
>  		};
> 
> +		thermal: thermal at 0x7e212000 {

After removing 0x here like in the binding doc you can add:

Acked-by: Stefan Wahren <stefan.wahren at i2se.com>

> +			compatible = "brcm,bcm2835-thermal";
> +			reg = <0x7e212000 0x8>;
> +			clocks = <&clocks BCM2835_CLOCK_TSENS>;
> +			status = "disabled";
> +		};
> +
>  		aux: aux at 0x7e215000 {
>  			compatible = "brcm,bcm2835-aux";
>  			#clock-cells = <1>;
> --
> 2.1.4
> 
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