[PATCH 10/10] drivers: PL011: add support for the ARM SBSA generic UART

Arnd Bergmann arnd at arndb.de
Mon Jan 19 05:56:02 PST 2015


On Monday 19 January 2015 13:44:41 Andre Przywara wrote:
> 
> > Would we be better off documenting that 8-n-1 is the only allowed settting?
> > I can't think of a reason why anyone would use something else.
> 
> Reading the spec again I see that 8-bit word len is mandated:
> "The generic UART uses 8-bit words, equivalent to UARTLCR_H.WLEN == b11."
> So given this I guess anything other than (8)n1 is pretty useless and
> wouldn't probably be used anyways. This means that we can get rid of the
> optional properties altogether and just add "current-speed" to the list
> of required ones. I am about to implement this.

Ok, great!

	Arnd



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