Hi, On Fri, Oct 06, 2017 at 08:34:07AM +0000, Chen-Yu Tsai wrote: > On Fri, Oct 6, 2017 at 4:54 AM, Maxime Ripard > <maxime.rip...@free-electrons.com> wrote: > > Old pinctrl drivers will need to disable strict mode for various reasons, > > among which: > > - Some DT will still have a pinctrl group for each GPIO used, which will > > be rejected by pin_request. While we could remove those nodes, we still > > have to deal with old DTs. > > - Some GPIOs on these boards need to have their pin configuration changed > > (for bias or current), and there's no clear migration path > > > > Let's disable the strict mode on those SoCs so that there's no breakage. > > > > Signed-off-by: Maxime Ripard <maxime.rip...@free-electrons.com> > > --- > > drivers/pinctrl/sunxi/pinctrl-sun4i-a10.c | 1 + > > drivers/pinctrl/sunxi/pinctrl-sun5i.c | 1 + > > drivers/pinctrl/sunxi/pinctrl-sun6i-a31.c | 1 + > > drivers/pinctrl/sunxi/pinctrl-sun8i-a23.c | 1 + > > drivers/pinctrl/sunxi/pinctrl-sun8i-a33.c | 1 + > > drivers/pinctrl/sunxi/pinctrl-sun8i-h3.c | 3 ++- > > drivers/pinctrl/sunxi/pinctrl-sun9i-a80.c | 1 + > > You should also set it for the R_PIO drivers. IIRC you removed some > entries for them in your other patchset.
I'll look into the R_PIO that can be switched on, but we won't be able to enable that flag on the one where we removed nodes. That would break the old DTs. Thanks! Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
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