Messages in this thread | | | Date | Mon, 4 Mar 2013 09:11:21 +0800 | From | Wang YanQing <> | Subject | Re: [PATCH]8250_pci: Add additional WCH CH352 device |
| |
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.
| |