[linux-sunxi] Re: [PATCH 4/4] simplefb: add clock handling code

Henrik Nordström henrik at henriknordstrom.net
Wed Aug 27 03:26:11 PDT 2014


ons 2014-08-27 klockan 10:55 +0200 skrev Maxime Ripard:

> If we just rely on a simplefb node, when reviewing and integrating the
> "new" bindings to describe accureately the various IPs involved in the
> display path, we would obviously create new compatibles for
> them. Since it's new compatibles, we can come up with any binding we'd
> like, without have to consider the backward compatibility, since it's
> a new binding.

My gut feeling is that the attributes needed by simplefb belong in the
actual hardware node somehow, with a standard layout so it can be
applied on all compatible video devices.

The complication is that these attributes is volatile and not really
set/defined by hardware. Similar to UART baud rate (and kernel command
line if you like).

Regards
Henrik
 





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