linux-kernel - Re: [PATCH 1/3] dt-bindings: clock: Add Qualcomm SC8180X Camera clock controller

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Message-ID: <621d8556-f95b-4cbe-809b-864417f0d48a@linaro.org>
Date: Tue, 22 Apr 2025 12:41:19 +0100
From: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To: Satya Priya Kakitapalli <quic_skakitap@...cinc.com>,
 Bjorn Andersson <andersson@...nel.org>,
 Michael Turquette <mturquette@...libre.com>, Stephen Boyd
 <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>
Cc: Ajit Pandey <quic_ajipan@...cinc.com>,
 Imran Shaik <quic_imrashai@...cinc.com>, Taniya Das <quic_tdas@...cinc.com>,
 Jagadeesh Kona <quic_jkona@...cinc.com>, linux-arm-msm@...r.kernel.org,
 linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] dt-bindings: clock: Add Qualcomm SC8180X Camera clock
 controller

On 22/04/2025 06:42, Satya Priya Kakitapalli wrote:
> Add device tree bindings for the camera clock controller on
> Qualcomm SC8180X platform.
> 
> Signed-off-by: Satya Priya Kakitapalli <quic_skakitap@...cinc.com>
> ---
>   .../bindings/clock/qcom,sc8180x-camcc.yaml         |  65 ++++++++
>   include/dt-bindings/clock/qcom,sc8180x-camcc.h     | 181 +++++++++++++++++++++
>   2 files changed, 246 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/clock/qcom,sc8180x-camcc.yaml b/Documentation/devicetree/bindings/clock/qcom,sc8180x-camcc.yaml
> new file mode 100644
> index 0000000000000000000000000000000000000000..b17f40ee53a3002b2942869d60773dbecd764134
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/qcom,sc8180x-camcc.yaml
> @@ -0,0 +1,65 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/qcom,sc8180x-camcc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Camera Clock & Reset Controller on SC8180X
> +
> +maintainers:
> +  - Satya Priya Kakitapalli <quic_skakitap@...cinc.com>
> +
> +description: |

You can drop the "|"

> +  Qualcomm camera clock control module provides the clocks, resets and
> +  power domains on SC8180X.
> +
> +  See also: include/dt-bindings/clock/qcom,sc8180x-camcc.h
> +
> +properties:
> +  compatible:
> +    const: qcom,sc8180x-camcc
> +
> +  clocks:
> +    items:
> +      - description: Board XO source
> +      - description: Sleep clock source

Missing clock-names

A suspicious lack of clock depends here. No AHB clock ?> +
> +  power-domains:
> +    maxItems: 1
> +    description:
> +      A phandle and PM domain specifier for the MMCX power domain.
> +
> +  required-opps:
> +    maxItems: 1
> +    description:
> +      A phandle to an OPP node describing required MMCX performance point.
> +
> +allOf:
> +  - $ref: qcom,gcc.yaml#

A suspicious lack of clock depends here. No AHB clock ? No dependency on 
gcc ?

You call out the gcc above.

Could you please recheck your list of clock dependencies.

---
bod