From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754823Ab3CDBLW (ORCPT ); Sun, 3 Mar 2013 20:11:22 -0500 Received: from mail-pa0-f46.google.com ([209.85.220.46]:42564 "EHLO mail-pa0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754552Ab3CDBLU (ORCPT ); Sun, 3 Mar 2013 20:11:20 -0500 Date: Mon, 4 Mar 2013 09:11:21 +0800 From: Wang YanQing To: gregkh@linuxfoundation.org, swarren@wwwdotorg.org, jslaby@suse.cz, alan@linux.intel.com, arnd@arndb.de, paul.gortmaker@windriver.com, damm@opensource.se, linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH]8250_pci: Add additional WCH CH352 device Message-ID: <20130304011120.GA15022@udknight> Mail-Followup-To: Wang YanQing , gregkh@linuxfoundation.org, swarren@wwwdotorg.org, jslaby@suse.cz, alan@linux.intel.com, arnd@arndb.de, paul.gortmaker@windriver.com, damm@opensource.se, linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org References: <20130302094555.GA9572@udknight> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130302094555.GA9572@udknight> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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- SERR- 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.