Re: [PATCH] arm64: dts: qcom: monaco-pmics: Add PON power key and reset inputs

Konrad Dybcio
2026-01-30T11:18:59Z

On 1/22/26 7:59 AM, Rakesh Kota wrote:
> Add the Power On (PON) peripheral with power key and reset input
> support for the PMM8654AU PMIC on Monaco platforms.
>
> Signed-off-by: Rakesh Kota <rakesh.kota@oss.qualcomm.com>
> ---
> arch/arm64/boot/dts/qcom/monaco-pmics.dtsi | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/monaco-pmics.dtsi b/arch/arm64/boot/dts/qcom/monaco-pmics.dtsi
> index e990d7367719beaa9e0cea87d9c183ae18c3ebc8..051407cd83eef8eace8521084b1ad012a5192ace 100644
> --- a/arch/arm64/boot/dts/qcom/monaco-pmics.dtsi
> +++ b/arch/arm64/boot/dts/qcom/monaco-pmics.dtsi
> @@ -13,6 +13,26 @@ pmm8620au_0: pmic@0 {
> #address-cells = <1>;
> #size-cells = <0>;
>
> + pmm8654au_0_pon: pon@1200 {
> + compatible = "qcom,pmk8350-pon";

I see pmm8655x has some slight changes vs pmk8350 (more configs but
generally backwards compatible if we don't use them), let's add a
separate compatible in bindings so that we can maybe handle these
differences down the line:

diff --git a/Documentation/devicetree/bindings/power/reset/qcom,pon.yaml b/Documentation/devicetree/bindings/power/reset/qcom,pon.yaml
index 979a377cb4ff..14b85b0d97da 100644
--- a/Documentation/devicetree/bindings/power/reset/qcom,pon.yaml
+++ b/Documentation/devicetree/bindings/power/reset/qcom,pon.yaml
@@ -17,12 +17,16 @@ description: |

properties:
compatible:
- enum:
- - qcom,pm8916-pon
- - qcom,pm8941-pon
- - qcom,pms405-pon
- - qcom,pm8998-pon
- - qcom,pmk8350-pon
+ oneOf:
+ - enum:
+ - qcom,pm8916-pon
+ - qcom,pm8941-pon
+ - qcom,pms405-pon
+ - qcom,pm8998-pon
+ - qcom,pmk8350-pon
+ - items:
+ - const: qcom,pmm8654au-pon
+ - const: qcom,pmk8350-pon

Konrad