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SubjectRe: [PATCH v3 1/2] bindings: pm8941-misc: Convert to YAML and add support for VBUS detection
On Fri, Oct 23, 2020 at 11:14:09AM -0500, Rob Herring wrote:
> On Thu, Oct 22, 2020 at 02:47:43PM -0700, Guru Das Srinagesh wrote:
> > From: Anirudh Ghayal <aghayal@codeaurora.org>
> >
> > Convert bindings to YAML. Also add compatible string that adds support
> > for reporting the VBUS status that can be detected via a dedicated PMIC
> > pin.
>
> Converting to yaml and add Vbus support should be 2 patches.

Done.

>
> Really, the main pm8941 needs to be converted and then this one
> referenced by it.

Could you please explain a bit more on what this might look like?

>

...

> > +
> > +description: |
> > + Some Qualcomm PMICs have a "misc" module that can be used to detect when
> > + the USB ID pin has been pulled low or high.
> > +
> > +properties:
> > + compatible:
> > + oneOf:
> > + - items:
>
> Don't need oneOf for a single entry.

Done.

>
> > + - enum:
> > + - qcom,pm8941-misc
> > + - qcom,pmd-vbus-det
> > +
> > + reg:
> > + maxItems: 1
> > +
> > + interrupts:
> > + maxItems: 2
>
> Need 'minItems: 1' if 1 or 2 interrupts is valid.

Done.

>
> > +
> > + interrupt-names:
> > + anyOf:
> > + - items:
>
> Don't need 'anyOf'

Done.

>
> > + - enum:
> > + - usb_id
> > + - usb_vbus
>
> I think what you want here is:
>
> minItems: 1
> items:
> - const: usb_id
> - const: usb_vbus
>
> Meaning 'usb_id' is always present and 'usb_vbus' is optional 2nd
> interrupt.

Done.

>
> > +
> > +required:
> > + - compatible
> > + - reg
> > + - interrupts
> > + - interrupt-names
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > + - |
> > + #include <dt-bindings/interrupt-controller/irq.h>
> > +
> > + pmic {
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > + interrupt-controller;
> > + #interrupt-cells = <4>;
> > +
> > + usb_id: misc@900 {
> > + compatible = "qcom,pm8941-misc";
> > + reg = <0x900>;
> > + interrupts = <0x0 0x9 0 IRQ_TYPE_EDGE_BOTH>;
> > + interrupt-names = "usb_id";
> > + };
> > + };
> > +
> > + usb-controller {
> > + extcon = <&usb_id>;
> > + };
> > --
> > The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> > a Linux Foundation Collaborative Project
> >

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