linux-kernel - RE: [PATCH 1/4] dt-bindings: fsl: add i.MX7ULP PMC binding doc

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Date:   Fri, 11 Sep 2020 07:45:20 +0000
From:   Peng Fan <peng.fan@....com>
To:     Aisheng Dong <aisheng.dong@....com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        Abel Vesa <abel.vesa@....com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>
CC:     "kernel@...gutronix.de" <kernel@...gutronix.de>,
        dl-linux-imx <linux-imx@....com>,
        Anson Huang <anson.huang@....com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: RE: [PATCH 1/4] dt-bindings: fsl: add i.MX7ULP PMC binding doc

> Subject: RE: [PATCH 1/4] dt-bindings: fsl: add i.MX7ULP PMC binding doc
> 
> > From: Peng Fan <peng.fan@....com>
> > Sent: Friday, September 11, 2020 11:31 AM
> >
> > Add i.MX7ULP Power Management Controller binding doc
> >
> > Signed-off-by: Peng Fan <peng.fan@....com>
> > ---
> >  .../bindings/arm/freescale/imx7ulp-pmc.yaml   | 33
> +++++++++++++++++++
> >  1 file changed, 33 insertions(+)
> >  create mode 100644
> > Documentation/devicetree/bindings/arm/freescale/imx7ulp-pmc.yaml
> 
> I wonder if we can merge it into the exist imx7ulp pm binding doc.
> Documentation/devicetree/bindings/arm/freescale/fsl,imx7ulp-pm.yaml

Not sure about this.

> 
> >
> > diff --git
> > a/Documentation/devicetree/bindings/arm/freescale/imx7ulp-pmc.yaml
> > b/Documentation/devicetree/bindings/arm/freescale/imx7ulp-pmc.yaml
> > new file mode 100644
> > index 000000000000..33a31d87dd62
> > --- /dev/null
> > +++
> b/Documentation/devicetree/bindings/arm/freescale/imx7ulp-pmc.yaml
> > @@ -0,0 +1,33 @@
> > +# SPDX-License-Identifier: GPL-2.0
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/arm/freescale/imx7ulp-pmc.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: i.MX7ULP Power Management Controller(PMC) Device Tree Bindings
> > +
> > +maintainers:
> > +  - Peng Fan <peng.fan@....com>
> > +
> > +properties:
> > +  compatible:
> > +    items:
> > +      - enum:
> > +          - fsl,imx7ulp-pmc-m4
> > +          - fsl,imx7ulp-pmc-a7
> 
> Can we change to the exist naming pattern which also align with HW
> reference manual?
> e.g.
> fsl,imx7ulp-pmc0
> fsl,imx7ulp-pmc1

This was rejected by Shawn before.
https://patchwork.kernel.org/patch/11390591/

Thanks,
Peng.

> 
> Aligned with:
> fsl,imx7ulp-smc1
> fsl,imx7ulp-pcc2
> fsl,imx7ulp-scg1
> 
> Regards
> Aisheng
> 
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    pmc0: pmc-m4@...a1000 {
> > +        compatible = "fsl,imx7ulp-pmc-m4";
> > +        reg = <0x410a1000 0x1000>;
> > +    };
> > --
> > 2.28.0