[PATCH ] powerpc: pass UPIO_TSI flag to 8259 serial driver
galak at kernel.crashing.org
Wed Aug 23 17:08:33 EST 2006
On Aug 23, 2006, at 1:27 AM, Zang Roy-r61911 wrote:
>> On Aug 22, 2006, at 9:20 PM, Zang Roy-r61911 wrote:
>>> The patch passes the UPIO_TSI flag to general 8259 serial driver
>>> Signed-off-by: Roy Zang <tie-fei.zang at freescale.com>
>> Maybe, I'm missing something, but why do we need this? Why
>> doesn't iotype == UPIO_MEM work for the TSI?
>> - kumar
> Tsi108 serial port has some difference from the standard 8250 port.
> I add UPIO_TSI in general 8250 serial driver to handle IIR and IER
> in serial_in and serial_out.
Gotcha, that makes sense now.
More information about the Linuxppc-dev