From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <398EF507.AA56B9FF@mvista.com> Date: Mon, 07 Aug 2000 10:42:31 -0700 From: Matthew Locke MIME-Version: 1.0 To: Frank Przybylski CC: "'linuxppc-embedded@lists.linuxppc.org'" Subject: Re: I2C,SPI and QMC References: <819E3E914E0AD11194DE00805F0D100B0138B86C@fbi.infocom.dk> <398EE632.D9A867E@vas-gmbh.de> Content-Type: text/plain; charset=us-ascii Sender: owner-linuxppc-embedded@lists.linuxppc.org List-Id: Frank Przybylski wrote: > > Hi all, > I plan to use QMC on SCC1 plus SPI on a MPC855T / 860DT for an ISDN BRI > implementation. I also need I2C for other purposes. > Following the QMCSUPPLEMENT/AD manual from Motorola I found that one looses > either I2C using SCC1 for QMC/Ethernet or SPI using SCC2 for QMC/Ethernet. > I hoped that the I2C/SPI micro code patch would do the trick. But scanning this > mailing list archive I got aware of troubles with this, or even worse that the > patch has been removed from the kernel. > So my question goes like this: > has anybody managed to use I2C, SPI and QMC on SCC1 altogether, or am I lost > without any hope? > I have successfully used SPI with ethernet on SCC2 with the microcode patch. However, I did that on a 823, I haven't tried it on the 855/860. I think I have used the i2c driver with the microcode patch on a 860, but don't quote me. This was all on the Embedded Planet boards. Matthew Locke Montavista Software http://www.mvista.com ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/