Re: [PATCH] dt-bindings: hwmon: adm1272: add adm1272-adm1275-temp1-en binding

From: Chu Lin
Date: Mon Jul 13 2020 - 15:25:08 EST


Adding Rob to the review list.

On Thu, Jul 9, 2020 at 5:43 PM Chu Lin <linchuyuan@xxxxxxxxxx> wrote:
>
> Problem:
> adm1272 and adm1278 supports temperature sampling. The
> current way of enabling it requires the user manually unbind the device
> from the driver, flip the temperature sampling control bit and then bind
> the device back to the driver. It would be nice if we can control this in a
> better way by reading the dt.
>
> Solution:
> Introducing device tree binding adm1272-adm1278-temp1-en. If the
> flag is set, flip the temp1_en control bit on probing.
>
> Testing:
> make dt_binding_check
>
> Signed-off-by: Chu Lin <linchuyuan@xxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/hwmon/adm1275.txt | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/hwmon/adm1275.txt b/Documentation/devicetree/bindings/hwmon/adm1275.txt
> index 1ecd03f3da4d..4403fe30f005 100644
> --- a/Documentation/devicetree/bindings/hwmon/adm1275.txt
> +++ b/Documentation/devicetree/bindings/hwmon/adm1275.txt
> @@ -15,6 +15,8 @@ Optional properties:
>
> - shunt-resistor-micro-ohms
> Shunt resistor value in micro-Ohm
> +- adm1272-adm1278-temp1-en
> + Enable temperature sampling. This is supported on adm1272 and adm1278
>
> Example:
>
> @@ -22,4 +24,5 @@ adm1272@10 {
> compatible = "adi,adm1272";
> reg = <0x10>;
> shunt-resistor-micro-ohms = <500>;
> + adm1272-adm1278-temp1-en;
> };
> --
> 2.27.0.383.g050319c2ae-goog
>