[PATCH ] powerpc: pass UPIO_TSI flag to 8259 serial driver

Paul Mackerras paulus at samba.org
Wed Aug 23 16:13:36 EST 2006

Kumar Gala writes:

> Maybe, I'm missing something, but why do we need this?  Why doesn't  
> iotype == UPIO_MEM work for the TSI?

It seems that there are some workarounds for TSI "features" in
drivers/serial/8250.c that this will invoke.


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