On Tue, Oct 23, 2018 at 11:42 AM A.s. Dong <aisheng.dong@xxxxxxx> wrote: > I'm a bit hesitate to do that as the driver already supports it. There's no extra effort > to use it. And we probably could take ULP as a special case to test generic binding > rather then simply drop it and drop driver features. Once we get objection from users > later, we still can simply fallback as there's still only official boards using it. We had this same discussion some months ago when we were reviewing i.MX8 support. I don't see the value in doing pinctrl differently on i.MX7ULP. > Last, it's not correct that there's not only one method for all i.MX devices. > MX23/28 are different ones and ULP is more like MX23/28. > And I saw no objections from users for MX23/28. Yes, but these are legacy platforms. For new ones, we should try to keep consistency, just like we discussed during i.MX8 review.