Hi, Am 15.12.2015 6:45 nachm. schrieb "simo" <sazza...@settopsurvey.com>: > > I am using a Gumtix Overo board and we create and expansion board that > power Overo and other devices by external power supply IC. > > Our expansion board with power supply are connected by I2C bus 2 in > overo (not the same i2C that TW4030 or tps6595 is connected). > > Using the Linux command shutdown we would like to power off the hole > system. > We would like to close the linux and last thing send a command over I2C > to our power supply IC in order it disconnect the physical power. > > Our question is: > > Where we have to implement that function? > Is there any example of it? I guess you can use http://lxr.free-electrons.com/source/kernel/reboot.c
You have to create some kernel module doing this or write a kernel patch. Regards, Christian > -- > _______________________________________________ > yocto mailing list > yocto@yoctoproject.org > https://lists.yoctoproject.org/listinfo/yocto
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