[lkml]   [2012]   [Apr]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCH 3/3] ARM: imx6q: switch to use pinctrl driver
    On Sun, Apr 15, 2012 at 03:37:54PM +0800, Shawn Guo wrote:
    > On Sun, Apr 15, 2012 at 12:03:16PM +0800, Dong Aisheng wrote:
    > ...
    > > For MX3 and MX5, before their pinctrl driver are available, user may
    > > need to define a dummy in dt to avoid such an error.
    > >
    > That is insane, and will not work.
    > 1) We do not have device tree support for MX3 yet.
    > 2) It's not practical to add dummy entries in dt to avoid the error.
    > 3) There are still so many non-dt board files support in the tree.
    > How will they work with that?
    > My suggestion is to not make it an error but a dev_dbg, assuming that
    > the pins are already set up by platform code if we do not find the
    > entry from pinctrl system. We can take it as a transition solution,
    > and turn the dev_dbg back to error when all the users of the device
    > driver are converted to device tree.
    My thinking is let pinctrl core handle dummy state as regulator subsystem
    and does not depend on dt.
    Linus, Stephen, any comment?

    Dong Aisheng

     \ /
      Last update: 2012-04-16 05:27    [W:0.022 / U:11.148 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site