RE: [PATCH v2 2/6] dt-bindings: firmware: add i.MX SCMI Extension protocol

From: Peng Fan
Date: Wed Apr 10 2024 - 19:47:29 EST


> Subject: Re: [PATCH v2 2/6] dt-bindings: firmware: add i.MX SCMI Extension
> protocol
>
> On Fri, Apr 05, 2024 at 08:39:24PM +0800, Peng Fan (OSS) wrote:
> > From: Peng Fan <peng.fan@xxxxxxx>
> >
> > Add i.MX SCMI Extension protocols bindings for:
> > - Battery Backed Secure Module(BBSM)
> > - MISC settings such as General Purpose Registers settings.
> >
> > Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
> > ---
> > .../devicetree/bindings/firmware/imx,scmi.yaml | 80
> ++++++++++++++++++++++
> > 1 file changed, 80 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/firmware/imx,scmi.yaml
> > b/Documentation/devicetree/bindings/firmware/imx,scmi.yaml
> > new file mode 100644
> > index 000000000000..7ee19a661d83
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/firmware/imx,scmi.yaml
> > @@ -0,0 +1,80 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) # Copyright 2024
> > +NXP %YAML 1.2
> > +---
> > +$id:
> > +https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fdevi
> >
> +cetree.org%2Fschemas%2Ffirmware%2Fimx%2Cscmi.yaml%23&data=05%7
> C02%7Cp
> >
> +eng.fan%40nxp.com%7C25c72418c9864a73924808dc59826288%7C686ea
> 1d3bc2b4c
> >
> +6fa92cd99c5c301635%7C0%7C0%7C638483663734828123%7CUnknown%
> 7CTWFpbGZsb
> >
> +3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn
> 0%3D
> >
> +%7C0%7C%7C%7C&sdata=Y2uSGDorqR9HK8PO4AQDQ%2FaTv%2BETnulvU
> C8u9ktDoio%3
> > +D&reserved=0
> > +$schema:
> > +https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fdevi
> > +cetree.org%2Fmeta-
> schemas%2Fcore.yaml%23&data=05%7C02%7Cpeng.fan%40nx
> >
> +p.com%7C25c72418c9864a73924808dc59826288%7C686ea1d3bc2b4c6fa
> 92cd99c5c
> >
> +301635%7C0%7C0%7C638483663734841350%7CUnknown%7CTWFpbGZs
> b3d8eyJWIjoiM
> >
> +C4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7
> C%7C%7
> >
> +C&sdata=h6lSgnPvR88CEBxmU%2B%2FCfCx9GHUrogWVxck38sIdhB4%3D&r
> eserved=0
> > +
> > +title: i.MX System Control and Management Interface(SCMI) Vendor
> > +Protocols Extension
> > +
> > +maintainers:
> > + - Peng Fan <peng.fan@xxxxxxx>
> > +
> > +allOf:
> > + - $ref: arm,scmi.yaml#
>
> This needs to be the other way around. Add a ref to this file in arm,scmiyaml
> under an 'anyOf' entry.

ok, I will give a try.

>
> > +
> > +properties:
> > + protocol@81:
> > + $ref: 'arm,scmi.yaml#/$defs/protocol-node'
> > + unevaluatedProperties: false
> > + description:
> > + The BBM Protocol is for managing Battery Backed Secure Module
> (BBSM) RTC
> > + and the ON/OFF Key
> > +
> > + properties:
> > + reg:
> > + const: 0x81
> > +
> > + required:
> > + - reg
> > +
> > + protocol@84:
> > + $ref: 'arm,scmi.yaml#/$defs/protocol-node'
> > + unevaluatedProperties: false
> > + description:
> > + The MISC Protocol is for managing SoC Misc settings, such as
> > + GPR settings
> > +
> > + properties:
> > + reg:
> > + const: 0x84
> > +
> > + wakeup-sources:
> > + description:
> > + Each entry consists of 2 integers, represents the source and electric
> signal edge
> > + items:
> > + items:
> > + - description: the wakeup source
> > + - description: the wakeup electric signal edge
>
> No constraints on the entry values?

I will change the property name to imx,wakup-sources with constraints
minItems: 1
maxItems: 32.

>
> > + $ref: /schemas/types.yaml#/definitions/uint32-matrix
> > +
> > + required:
> > + - reg
> > +
> > +additionalProperties: false
>
> And then this can be true.

Fix in v3.

Thanks
Peng.

>
> Rob