[PATCH v2] drm: bridge: fsl-ldb: fixup mode on freq mismatch

Nikolaus Voss nv at vosn.de
Sat Dec 7 06:30:27 UTC 2024


Hi Miquèl,

On 06.12.2024 15:08, Miquel Raynal wrote:
> On 03/12/2024 at 20:09:52 +01, Nikolaus Voss <nv at vosn.de> wrote:
> 
>> LDB clock has to be a fixed multiple of the pixel clock.
> 
> Not only, IIUC it also needs to be synchronized, ie. share the same
> source.
> 
>> As LDB and pixel clock are derived from different clock sources
>> (at least on imx8mp),
> 
> Wait, what? I am sorry but that is not at all recommended, both should
> come from video_pll1 which the de-facto versatile PLL to use, no? Am I
> missing something here?

No, I was wrong :-). I've corrected the log text in the v3.

-- 
Nikolaus Voss


More information about the dri-devel mailing list