Hi Rob,
Please review this device tree patch when you have a chance.
Thanks,
Chu
On Mon, Jul 20, 2020 at 8:48 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 analog,temp1-enable. 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>
> ---
> ChangeLog v1->v2:
> - Rename adm1272-adm1278-temp1-en to analog-temperature1-enable
>
> ChangeLog v2->v3:
> - Rename analog-temperature1-enable analog,temp1-enable
>
> 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..22ca5a321d5c 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
> +- analog,temp1-enable
> + 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>;
> + analog,temp1-enable;
> };
> --
> 2.28.0.rc0.105.gf9edc3c819-goog
>
