linux-kernel - Re: [PATCH v4 1/2] arm64: dts: qcom: qcs8300: add display dt nodes for MDSS, DPU, DisplayPort and eDP PHY

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Message-ID: <d6559256-81e7-475f-b91f-04ae237a92f1@quicinc.com>
Date: Mon, 4 Aug 2025 12:39:52 +0800
From: Yongxing Mou <quic_yongmou@...cinc.com>
To: Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
        Bjorn Andersson
	<andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring
	<robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
	<conor+dt@...nel.org>
CC: <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 1/2] arm64: dts: qcom: qcs8300: add display dt nodes
 for MDSS, DPU, DisplayPort and eDP PHY



On 2025/7/30 18:25, Konrad Dybcio wrote:
> On 7/30/25 11:49 AM, Yongxing Mou wrote:
>> Add devicetree changes to enable MDSS display-subsystem,
>> display-controller(DPU), DisplayPort controller and eDP PHY for
>> Qualcomm QCS8300 platform.
>>
>> Signed-off-by: Yongxing Mou <quic_yongmou@...cinc.com>
>> ---
> 
> [...]
> 
>> +
>> +				assigned-clocks = <&dispcc MDSS_DISP_CC_MDSS_VSYNC_CLK>;
>> +				assigned-clock-rates = <19200000>;
> 
> is this necessary?
> 
Emm, i try to remove assigned-clocks and assigned-clock-rates here, 
device can still work.. here we just want to keep consistent with sa8775p.
>> +
>> +				operating-points-v2 = <&mdp_opp_table>;
>> +				power-domains = <&rpmhpd RPMHPD_MMCX>;
>> +
>> +				interrupt-parent = <&mdss>;
>> +				interrupts = <0>;
> 
> interrupts-extended, file-wide
> 
> Konrad
Sure. thanks~