Re: [PATCH v20 0/8] Initial support Cadence MHDP8501(HDMI/DP) for i.MX8MQ

[Alexander Stein <alexander.stein@ew.tq-group.com>]

Hi Sandor,

thanks for the updates.

Am Dienstag, 17. Dezember 2024, 07:51:42 CET schrieb Sandor Yu:
> The patch set initial support Cadence MHDP8501(HDMI/DP) DRM bridge
> driver and Cadence HDP-TX PHY(HDMI/DP) driver for Freescale i.MX8MQ.
> 
> The patch set compose of DRM bridge drivers and PHY driver.
> 
> Both of them need by patch #1 and #3 to pass build.
> 
> DRM bridges driver patches:
>   #1: soc: cadence: Create helper functions for Cadence MHDP
>   #2: drm: bridge: cadence: Update mhdp8546 mailbox access functions
>   #3: phy: Add HDMI configuration options
>   #4: dt-bindings: display: bridge: Add Cadence MHDP8501
>   #5: drm: bridge: Cadence: Add MHDP8501 DP/HDMI driver
> 
> PHY driver patches:
>   #1: soc: cadence: Create helper functions for Cadence MHDP
>   #3: phy: Add HDMI configuration options
>   #6: dt-bindings: phy: Add Freescale iMX8MQ DP and HDMI PHY
>   #7: phy: freescale: Add DisplayPort/HDMI Combo-PHY driver for i.MX8MQ
> 
> i.MX8M/TQMa8Mx DT patches:
>   #8: Add DT nodes for DCSS/HDMI pipeline
>   #9: Enable HDMI for TQMa8Mx/MBa8Mx
> 

I gave this version a new try but unfortunately the display stays black.
Although the display pipeline is intialized and even wayland starts.
Do you have any idea where to start looking?

Best regards,
Alexander
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