Re: [Patch v4 6/7] dt-bindings: soc: qcom: Extend RPMh power controller binding to describe thermal warming device

From: Ulf Hansson
Date: Tue Feb 04 2020 - 12:42:03 EST


On Wed, 20 Nov 2019 at 13:57, Thara Gopinath <thara.gopinath@xxxxxxxxxx> wrote:
>
> RPMh power controller hosts mx domain that can be used as thermal warming
> device. Add #cooling-cells property to the power domain provider node to
> indicate this.
>
> Signed-off-by: Thara Gopinath <thara.gopinath@xxxxxxxxxx>

Reviewed-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>

Kind regards
Uffe

> ---
> v3->v4:
> - Removed subnode to indicate that mx power domain is a warming
> device. Instead #cooling-cells is used as a power domain
> provider property to indicate if the provider hosts a power
> domain that can be used as a warming device.
>
> Documentation/devicetree/bindings/power/qcom,rpmpd.txt | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/power/qcom,rpmpd.txt b/Documentation/devicetree/bindings/power/qcom,rpmpd.txt
> index bc75bf4..a193d33 100644
> --- a/Documentation/devicetree/bindings/power/qcom,rpmpd.txt
> +++ b/Documentation/devicetree/bindings/power/qcom,rpmpd.txt
> @@ -19,6 +19,11 @@ Required Properties:
> Refer to <dt-bindings/power/qcom-rpmpd.h> for the level values for
> various OPPs for different platforms as well as Power domain indexes
>
> +Optional Properties
> + - #cooling-cells: must be 2
> + RPMh also hosts power domains that can behave as thermal warming
> + device. If so, indicate this by specifying #cooling-cells.
> +
> Example: rpmh power domain controller and OPP table
>
> #include <dt-bindings/power/qcom-rpmhpd.h>
> --
> 2.1.4
>