Op maandag 22 januari 2018 13:15:21 CET schreef Andy Shevchenko: > On Mon, 2018-01-22 at 13:01 +0100, Marcel Holtmann wrote: > > > > > Anyways it looks like this will be really hard to do without > > > > > access > > > > > to the hardware. > > > > > > > > I can do a BAT. > > > > > > Right, sorry I was not clear, when I was talking about hardware > > > access I was not (not only) referring to testing. > > > > > > The problem is that to figure out how to hook all this together > > > will require poking around on the hardware, looking in sysfs, > > > finding > > > some id we can use in a pci_serdev_register_devices() to add to > > > drivers/tty/serdev/core.c so that it only turns the serial port on > > > the Edison into a serdev and not somewhere else, etc. > > > > > > But thinking about this more, I too have higher priority items on > > > my TODO list, so as much as I would like to see this cleaned up, > > > lets shelf this for now until you have time to look into this. > > > > > > When you do find time, if you've any questions I'm happy to help. > > > > so in theory the Edison board has SFI. Problem is just that I am not > > sure the SFI on the board is fully correct and contains enough > > information to identify the serial port correctly. > > Unfortunately SFI was so badly designed that board (hard coded) data is > needed. > > > If no one is willing to help port this over to serdev, then one option > > is just to rip it out and see who complains. > > Me in the first place. + I guess at least couple of users as of my > knowledge. + Undefined amount of swindled users of Edison who is trying > or already did a switch to vanilla kernel. > > > Or include a version that is trying its best and see who reports > > > > issues and who helps to fix it. I am now regretting that I accepted > > the Edison support in the first place, but sadly serdev was not yet > > fully baked at that point. > > +Cc: Ferry, who might be interested in the helping with it. I would be glad to help. Keep in mind I'm not a kernel developer and need someone to hold my hand. All this in my free time of course, but can spend a few evenings per week. Nevertheless I have an Edison dual booting 4.15.0-rc8 with poky pyro user space. So I can easily apply patches and test. -- Ferry Toth -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
