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Message-ID: <CACRpkdYzTP-uQCA_b=e9o7btkXxPXtawPjo9c44FT24Zo5qGow@mail.gmail.com> Date: Tue, 28 Oct 2014 11:17:35 +0100 From: Linus Walleij <linus.walleij@...aro.org> To: David Cohen <david.a.cohen@...ux.intel.com> Cc: "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Felipe Balbi <balbi@...com>, stable <stable@...r.kernel.org>, Mathias Nyman <mathias.nyman@...ux.intel.com> Subject: Re: [PATCH v2] pinctrl: baytrail: show output gpio state correctly on Intel Baytrail On Tue, Oct 14, 2014 at 7:54 PM, David Cohen <david.a.cohen@...ux.intel.com> wrote: > Even if a gpio pin is set to output, we still need to set INPUT_EN > functionality (by clearing INPUT_EN bit) to be able to read the pin's > level. > > E.g. without this change, we'll always read low level state from sysfs. > > Cc: <stable@...r.kernel.org> # v3.14+ > Cc: Mathias Nyman <mathias.nyman@...ux.intel.com> > Signed-off-by: David Cohen <david.a.cohen@...ux.intel.com> > --- > > v1 to v2: improved patch's body description as requested by Felipe Balbi This v2 version applied for fixes with Felipe's review tag. Sorry for slow catching up with email :( Yours, Linus Walleij -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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