Re: [PATCH]8250_pci: Add additional WCH CH352 device

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On Sat, Mar 02, 2013 at 05:45:55PM +0800, Wang YanQing wrote:
> This patch fix a problem XScale port
> detect code in autoconfig_16550a treat
> 16550A port as XScale port, caused by
> CH352 device use the 6th bit(UART_IER_UUE)
> in IER as a enhance function make this bit
> w/r.
> 
> for the below device:
> "
> 01:08.0 Serial controller: Device 4348:3253 (rev 10) (prog-if 02 [16550])
> 	Subsystem: Device 4348:3253
> 	Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
> 	Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
> 	Interrupt: pin A routed to IRQ 20
> 	Region 0: I/O ports at e010 [size=8]
> 	Region 1: I/O ports at e000 [size=8]
> 	Kernel driver in use: serial
> "
> [Note: I haven't test this patch, because I can't
> access the hardware now, but it should be right]
> 
I have tested it this morning, it works.

Thanks.
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