linux-kernel - Re: [PATCH 0/6] Add support for RK3588 DisplayPort Controller

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Message-Id: <252BB2E2-4BC5-4402-953D-F7B30EA5DE14@gmail.com>
Date: Thu, 6 Mar 2025 15:08:14 +0100
From: Piotr Oniszczuk <piotr.oniszczuk@...il.com>
To: Andy Yan <andyshrk@....com>
Cc: heiko@...ech.de,
 neil.armstrong@...aro.org,
 sebastian.reichel@...labora.com,
 devicetree@...r.kernel.org,
 hjc@...k-chips.com,
 mripard@...nel.org,
 linux-kernel@...r.kernel.org,
 linux-rockchip@...ts.infradead.org,
 yubing.zhang@...k-chips.com,
 dri-devel@...ts.freedesktop.org,
 Andy Yan <andy.yan@...k-chips.com>,
 krzk+dt@...nel.org,
 robh@...nel.org,
 linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 0/6] Add support for RK3588 DisplayPort Controller



> Wiadomość napisana przez Andy Yan <andyshrk@....com> w dniu 6 mar 2025, o godz. 13:15:
> 
> Hi Piotr,
> 
> 
> 
> Then when you DP cable plugin, you can run command as bellow to see if the driver detects the HPD:
> 
> # cat /sys/class/drm/card0-DP-1/status 
> connected
> # 
> 


Andy,
Thx!

With above changes i’m getting „connected”.
Also it looks crtc gets reasonable mode: https://gist.github.com/warpme/d6220e3cc502086a4c95f05bd9f9cf0c

Still black screen however...