linux-kernel - Re: [PATCH 4/4] arm64: boot: dts: qcom: sc8280xp: Add in CAMCC for sc8280xp

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Message-ID: <a983d891-74ef-48e0-9de1-d3d000cbf415@linaro.org>
Date:   Mon, 25 Sep 2023 10:52:09 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        andersson@...nel.org, agross@...nel.org, mturquette@...libre.com,
        sboyd@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        jonathan@...ek.ca, quic_tdas@...cinc.com,
        vladimir.zapolskiy@...aro.org
Cc:     linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] arm64: boot: dts: qcom: sc8280xp: Add in CAMCC for
 sc8280xp

On 23.09.2023 17:00, Bryan O'Donoghue wrote:
> Add in CAMCC for sc8280xp. The sc8280xp Camera Clock Controller looks
> similar to most of the sdmX, smX and now scX controllers.
> 
> Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/sc8280xp.dtsi | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> index cad59af7ccef..dad4894f358c 100644
> --- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> @@ -3450,6 +3450,21 @@ usb_1_role_switch: endpoint {
>  			};
>  		};
>  
> +		camcc: clock-controller@...0000 {
> +			compatible = "qcom,sc8280xp-camcc";
> +			reg = <0 0x0ad00000 0 0x20000>;
> +			clocks = <&gcc GCC_CAMERA_AHB_CLK>,
> +				 <&rpmhcc RPMH_CXO_CLK>,
> +				 <&rpmhcc RPMH_CXO_CLK_A>,
> +				 <&sleep_clk>;
This does not match what you added in the clock driver

> +			clock-names = "iface", "bi_tcxo", "bi_tcxo_ao", "sleep_clk";
And with using .index there, clock-names will become redundant

Konrad