From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from web53111.mail.yahoo.com (web53111.mail.yahoo.com [206.190.49.61]) by ozlabs.org (Postfix) with SMTP id 8F169DDEEA for ; Sat, 27 Jan 2007 15:31:04 +1100 (EST) Date: Fri, 26 Jan 2007 20:31:02 -0800 (PST) From: jimmy liu Subject: RE: MPC8260 I2C Problem To: Li Yang-r58472 , embedded linuxppc In-Reply-To: <989B956029373F45A0B8AF0297081890087468@zch01exm26.fsl.freescale.net> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Message-ID: <453204.70143.qm@web53111.mail.yahoo.com> List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , I got it. In the board environment, we have to define the BOARD_CHIP_NAME. It looks like: #define BOARD_CHIP_NAME "8260" --- Li Yang-r58472 wrote: > You are talking about the wrong i2c driver. For > 8260, you need a cpm > i2c driver, not the i2c-mpc driver. > > - Leo > > > -----Original Message----- > > From: > linuxppc-embedded-bounces+leoli=freescale.com@ozlabs.org > > > [mailto:linuxppc-embedded-bounces+leoli=freescale.com@ozlabs.org] > On > Behalf Of > > jimmy liu > > Sent: Friday, January 26, 2007 1:06 AM > > To: embedded linuxppc > > Subject: RE: MPC8260 I2C Problem > > > > In the arch\ppc\syslib\pq2_devices.c, there has > the > > device descriptions. > > Do I still need manually create the plateform bus > > tree? > > > > --- Li Yang-r58472 wrote: > > > > > > -----Original Message----- > > > > From: > > > > > > linuxppc-embedded-bounces+leoli=freescale.com@ozlabs.org > > > > > > > > > > [mailto:linuxppc-embedded-bounces+leoli=freescale.com@ozlabs.org] > > > On > > > Behalf Of > > > > jimmy liu > > > > Sent: Thursday, January 25, 2007 11:22 AM > > > > To: embedded linuxppc > > > > Subject: MPC8260 I2C Problem > > > > > > > > I download the linux kernel 2.6.19 from > > > > ftp://ftp.denx.de/pub/linux/ site. > > > > > > > > When I add mpc8260 I2C driver to Linux kernel > > > 2.6.19, > > > > the init function looks like that > > > > static int __init fsl_i2c_init(void) > > > > { > > > > return driver_register(&fsl_i2c_driver); > > > > } > > > > I set the debug on, and found that the > > > fsl_i2c_probe() > > > > function is never called, so there is not I2C > > > device > > > > enabled, and the user space function > > > > open("/dev/i2c-0",O_RDWR) always return error. > I > > > set > > > > something wrong? Could somebody help me? > > > > > > Do you have an fsl-i2c node in your device tree? > > > > > > - Leo > > > > > > > > > > > > > > ________________________________________________________________________ > ______ > > ______ > > Don't pick lemons. > > See all the new 2007 cars at Yahoo! Autos. > > http://autos.yahoo.com/new_cars.html > > _______________________________________________ > > Linuxppc-embedded mailing list > > Linuxppc-embedded@ozlabs.org > > > https://ozlabs.org/mailman/listinfo/linuxppc-embedded > ____________________________________________________________________________________ Looking for earth-friendly autos? Browse Top Cars by "Green Rating" at Yahoo! Autos' Green Center. http://autos.yahoo.com/green_center/