linux-kernel - Re: [PATCH 4/5] media: dt-bindings: media: camss: Add qcom,sc8280xp-camss binding

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Message-ID: <20231006151217.GA3943830-robh@kernel.org>
Date:   Fri, 6 Oct 2023 10:12:17 -0500
From:   Rob Herring <robh@...nel.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Bryan O'Donoghue <bryan.odonoghue@...aro.org>, agross@...nel.org,
        andersson@...nel.org, konrad.dybcio@...aro.org,
        loic.poulain@...aro.org, rfoss@...nel.org, andi.shyti@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        todor.too@...il.com, mchehab@...nel.org,
        linux-arm-msm@...r.kernel.org, linux-i2c@...r.kernel.org,
        linux-media@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/5] media: dt-bindings: media: camss: Add
 qcom,sc8280xp-camss binding

On Fri, Oct 06, 2023 at 02:33:42PM +0200, Krzysztof Kozlowski wrote:
> On 06/10/2023 14:01, Bryan O'Donoghue wrote:
> > Add bindings for qcom,sc8280xp-camss in order to support the camera
> > subsystem for sc8280xp as found in the Lenovo x13s Laptop.
> > 
> > Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
> > ---
> >  .../bindings/media/qcom,sc8280xp-camss.yaml   | 598 ++++++++++++++++++
> >  1 file changed, 598 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/media/qcom,sc8280xp-camss.yaml
> > 
> > diff --git a/Documentation/devicetree/bindings/media/qcom,sc8280xp-camss.yaml b/Documentation/devicetree/bindings/media/qcom,sc8280xp-camss.yaml
> > new file mode 100644
> > index 000000000000..46d2da4ad373
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/media/qcom,sc8280xp-camss.yaml
> > @@ -0,0 +1,598 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/media/qcom,sc8280xp-camss.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Qualcomm CAMSS
> 
> Instead something like:
> Qualcomm SC8280xp Camera SubSystem (CAMSS)
> ?
> 
> > +
> > +maintainers:
> > +  - Bryan O'Donoghue <bryan.odonoghue@...aro.org>
> > +
> > +description: |
> > +  The CAMSS IP is a CSI decoder and ISP present on Qualcomm platforms.
> > +
> > +properties:
> > +  compatible:
> > +    const: qcom,sc8280xp-camss
> > +
> > +  clocks:
> > +    minItems: 63
> 
> You can drop minItems if they equal maxItems.
> 
> > +    maxItems: 63
> > +
> > +  clock-names:
> > +    items:
> > +      - const: camnoc_axi
> > +      - const: camnoc_axi_src
> > +      - const: cpas_ahb
> > +      - const: cphy_rx_src
> > +      - const: csiphy0
> > +      - const: csiphy0_timer_src
> > +      - const: csiphy0_timer
> > +      - const: csiphy1
> > +      - const: csiphy1_timer_src
> > +      - const: csiphy1_timer
> > +      - const: csiphy2
> > +      - const: csiphy2_timer_src
> > +      - const: csiphy2_timer
> > +      - const: csiphy3
> > +      - const: csiphy3_timer_src
> > +      - const: csiphy3_timer
> > +      - const: vfe0_axi
> > +      - const: vfe0_src
> > +      - const: vfe0
> > +      - const: vfe0_cphy_rx
> > +      - const: vfe0_csid_src
> > +      - const: vfe0_csid
> > +      - const: vfe1_axi
> > +      - const: vfe1_src
> > +      - const: vfe1
> > +      - const: vfe1_cphy_rx
> > +      - const: vfe1_csid_src
> > +      - const: vfe1_csid
> > +      - const: vfe2_axi
> > +      - const: vfe2_src
> > +      - const: vfe2
> > +      - const: vfe2_cphy_rx
> > +      - const: vfe2_csid_src
> > +      - const: vfe2_csid
> > +      - const: vfe3_axi
> > +      - const: vfe3_src
> > +      - const: vfe3
> > +      - const: vfe3_cphy_rx
> > +      - const: vfe3_csid_src
> > +      - const: vfe3_csid
> > +      - const: vfe_lite0_src
> > +      - const: vfe_lite0
> > +      - const: vfe_lite0_cphy_rx
> > +      - const: vfe_lite0_csid_src
> > +      - const: vfe_lite0_csid
> > +      - const: vfe_lite1_src
> > +      - const: vfe_lite1
> > +      - const: vfe_lite1_cphy_rx
> > +      - const: vfe_lite1_csid_src
> > +      - const: vfe_lite1_csid
> > +      - const: vfe_lite2_src
> > +      - const: vfe_lite2
> > +      - const: vfe_lite2_cphy_rx
> > +      - const: vfe_lite2_csid_src
> > +      - const: vfe_lite2_csid
> > +      - const: vfe_lite3_src
> > +      - const: vfe_lite3
> > +      - const: vfe_lite3_cphy_rx
> > +      - const: vfe_lite3_csid_src
> > +      - const: vfe_lite3_csid
> > +      - const: gcc_axi_hf
> > +      - const: gcc_axi_sf
> > +      - const: slow_ahb_src
> > +
> > +  interrupts:
> > +    minItems: 20
> 
> You can drop minItems if they equal maxItems.
> 
> 
> > +    maxItems: 20
> > +
> > +  interrupt-names:
> > +    items:
> > +      - const: csid1_lite
> > +      - const: vfe_lite1
> > +      - const: csiphy3
> > +      - const: csid0
> > +      - const: vfe0
> > +      - const: csid1
> > +      - const: vfe1
> > +      - const: csid0_lite
> > +      - const: vfe_lite0
> > +      - const: csiphy0
> > +      - const: csiphy1
> > +      - const: csiphy2
> > +      - const: csid2
> > +      - const: vfe2
> > +      - const: csid3_lite
> > +      - const: csid2_lite
> > +      - const: vfe_lite3
> > +      - const: vfe_lite2
> > +      - const: csid3
> > +      - const: vfe3
> > +
> > +  iommus:
> > +    minItems: 16
> 
> You can drop minItems if they equal maxItems.
> 
> > +    maxItems: 16
> > +
> > +  interconnects:
> > +    minItems: 4
> 
> You can drop minItems if they equal maxItems.
> 
> 
> > +    maxItems: 4
> > +
> > +  interconnect-names:
> > +    items:
> > +      - const: cam_ahb
> > +      - const: cam_hf_mnoc
> > +      - const: cam_sf_mnoc
> > +      - const: cam_sf_icp_mnoc
> > +
> > +  power-domains:
> > +    items:
> > +      - description: IFE0 GDSC - Image Front End, Global Distributed Switch Controller.
> > +      - description: IFE1 GDSC - Image Front End, Global Distributed Switch Controller.
> > +      - description: IFE2 GDSC - Image Front End, Global Distributed Switch Controller.
> > +      - description: IFE3 GDSC - Image Front End, Global Distributed Switch Controller.
> > +      - description: Titan Top GDSC - Titan ISP Block, Global Distributed Switch Controller.
> > +
> > +  power-domain-names:
> > +    items:
> > +      - description: ife0
> > +      - description: ife1
> > +      - description: ife2
> > +      - description: ife3
> > +      - description: top
> > +
> > +  ports:
> > +    $ref: /schemas/graph.yaml#/properties/ports
> > +
> 
> On this level of indentation:
> additionalProperties: false

No, because then #size-cells/#address-cells won't be allowed.

Rob