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Date:   Sat, 17 Jul 2021 23:52:11 +0200
From:   Heiko Stuebner <>
To:     Rob Herring <>,
        "" <>
Cc:     Heiko Stuebner <>,,
        Simon South <>,,,
        Guillaume Gardet <>,,
        Matthias Brugger <>
Subject: Re: [PATCH] arm64: dts: rockchip: Disable CDN DP on Pinebook Pro

On Thu, 15 Jul 2021 18:41:01 +0200, wrote:
> The CDN DP needs a PHY and a extcon to work correctly. But no extcon is
> provided by the device-tree, which leads to an error:
> cdn-dp fec00000.dp: [drm:cdn_dp_probe [rockchipdrm]] *ERROR* missing extcon or phy
> cdn-dp: probe of fec00000.dp failed with error -22
> Disable the CDN DP to make graphic work on the Pinebook Pro.

Applied, thanks!

[1/1] arm64: dts: rockchip: Disable CDN DP on Pinebook Pro
      commit: 714b35da2b6eace13bfe23ae02330e3b6a2ea4e7

Best regards,
Heiko Stuebner <>

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