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: <f3aeacf5-f178-4e61-b34a-60353f89daae@oss.qualcomm.com>
Date: Wed, 30 Jul 2025 12:25:31 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Yongxing Mou <quic_yongmou@...cinc.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 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?

> +
> +				operating-points-v2 = <&mdp_opp_table>;
> +				power-domains = <&rpmhpd RPMHPD_MMCX>;
> +
> +				interrupt-parent = <&mdss>;
> +				interrupts = <0>;

interrupts-extended, file-wide

Konrad