[PATCH 0/4] drm/tidss: Fixes data edge sampling

Tomi Valkeinen tomi.valkeinen at ideasonboard.com
Thu Aug 7 13:21:14 UTC 2025


Hi,

On 30/07/2025 20:02, Louis Chauvet wrote:
> Currently the driver only configure the data edge sampling partially. The 
> AM62 require it to be configured in two distincts registers: one in tidss 
> and one in the general device registers.
> 
> Introduce a new dt property to link the proper syscon node from the main 
> device registers into the tidss driver.
> 
> Fixes: 32a1795f57ee ("drm/tidss: New driver for TI Keystone platform Display SubSystem")
> ---
> Cc: stable at vger.kernel.org
> 
> Signed-off-by: Louis Chauvet <louis.chauvet at bootlin.com>

I understand why you call this a fix, but I think this is not really a
fix. From looking at the patches, my understanding is that for DPI
outputs we have always only supported certain clock/data edge. So this
series is adding a new feature to the driver.

You can add new things to the DT bindings, but you have to keep the old
bindings working.

 Tomi



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