From mboxrd@z Thu Jan 1 00:00:00 1970 From: khali@linux-fr.org (Jean Delvare) Date: Thu, 11 Aug 2005 08:00:13 +0000 Subject: [lm-sensors] Backport to 2.4 kernel of lm77 to use in wrap board Message-Id: <20050811080012.74d1be44.khali@linux-fr.org> List-Id: References: <42FA0A66.1050504@infovia.com.ar> In-Reply-To: <42FA0A66.1050504@infovia.com.ar> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: lm-sensors@vger.kernel.org Hi Beat, > > You certainly mean 48h. > > The manual of the wrap board says the following: > > The LM77 thermal sensor sits on the secondary I2C bus, at address 90h. And it's wrong. They're confusing the first byte sent in a write transaction ((48h << 1) + 0 = 90h) with the 7-bit address of the device (0x48). That's a common mistake. > > You need a bus driver for the I2C bus the LM77 chip is connected to. > > This driver is not already available? How can I identify the bus? > How to I setup a bus? > > I've seen that in openbsd there is support for LM77 and Nationl Geode > SC1100. > Could we have a clue from there? I don't have BSD so I cannot > identify in which packages this stuff is ... I don't know, I've never worked with such boards before. > I'm trying since days to connect to the national web site with no luck > ... Try the AMD website. National Semiconductor sold their Geode buisness to AMD some years ago. -- Jean Delvare