On Tue, Nov 18, 2014 at 05:04:52PM +0100, Wolfram Sang wrote: > Finally, here is my take on the often desired feature that Linux can not only > be an I2C master, but also an I2C slave. Since RFC, most open issues have been > dealt with. Find details in the patch descriptions. Documentation is still > missing and will come later this or next week, but surely early enough for > the 3.19 release which this series wants to go in. Yet, I'd like to encourage > code-review and build-testing already. > > Basically, an I2C slave is a standard I2C client providing a callback function. > When registering as a slave, the connection to the I2C adapter is made which > uses the callback when a slave event happens. That splits the HW support > (enabling slave mode on the adapter) and SW support (here a generic eeprom > simulator) nicely IMO. > > The patches have been tested with a Renesas R8A7790 based Lager board. They are > based on top of 3.18-rc5, but will easily apply to renesas/devel. A git tree > can be found here: > > git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git i2c/slave-support > > Comments welcome! Thanks, This series applied to for-next (with some typos corrected)! I think I have an idea to improve the API thanks to Uwe's comments. Still, I'd like to send out my pull request soonish and fix this later. It won't be a massive overhaul, so I think it is okay.
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