8xx SMC break handling - SOLVED

[Robin Gilks]

Robin Gilks wrote:
> Greeting
> 
> Can anyone tell me if the break handling of an async SMC port will 
> report a break immediately or whether it only reports it on the receipt 
> of a valid character (which is what I'm seeing at present). As usual the 
>  UM is a bit dry in this area!!
> 
> Maybe I've not enabled all that I need to in the SMC setup (based on 
> 2.4.22 Denx kernel UART driver).
> 
> Thanks...
> 

Turns out that although the standard UART driver traps 'break', its 
never unmasked in the SMCM register - missed this as the manual lumps 
the SMCM register with the SMCE reg!!

-- 
Robin Gilks
Senior Design Engineer          Phone: (+64)(3) 357 1569
Tait Electronics                Fax  :  (+64)(3) 359 4632
PO Box 1645 Christchurch        Email : robin.gilks at tait.co.nz
New Zealand

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