Messages in this thread | | | Date | Mon, 10 Mar 2003 17:09:41 -0500 | From | Albert Cranford <> | Subject | Re: [RFC] driver core support for i2c bus and drivers |
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Greg KH wrote: > > Hi all, > > Here's a fairly small patch against 2.5.64 that adds initial driver core > support for the i2c code. It only has logic for the i2c bus, i2c bus > controllers, and i2c drivers, but it's a start :) > > As an example, with this patch, the i2c-piix4 driver shows up in the pci > bus as (other devices omitted for clarity): > > [greg@desk sys]$ tree bus/pci > bus/pci/ > |-- devices > | |-- 00:07.3 -> ../../../devices/pci0/00:07.3 > `-- drivers > |-- piix4 smbus > | `-- 00:07.3 -> ../../../../devices/pci0/00:07.3 > > And within that device, the first i2c bus is located: > > [greg@desk sys]$ tree devices/pci0/00:07.3 > devices/pci0/00:07.3 > |-- i2c-0 > | |-- name > | `-- power > > And the i2c bus looks like: > > [greg@desk sys]$ tree bus/i2c/ > bus/i2c/ > |-- devices > `-- drivers > `-- EEPROM READER > > I'll move on to adding i2c device support to the core, but that will be > a bit more work. Comments on this patch are appreciated. > > thanks, > > greg k-h > > p.s. Yes, I added the i2c-piix4 and i2c-ali15x3 and i2c-i801 drivers to > my kernel tree, from the i2c CVS tree, and tweaked them to actually work > properly. If someone wants those patches right now, please let me know. > I like. The proc/bus directory was geting cluttered. I think the driver model would be a good for i2c/sensors. Do you have any input for isa already in your bag of goodies? Albert
-- Albert Cranford Deerfield Beach FL USA ac9410@attbi.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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