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Date: Sun, 16 Jun 2013 13:11:23 +0200 From: Linus Walleij <linus.walleij@...aro.org> To: Christian Ruppert <christian.ruppert@...lis.com> Cc: Stephen Warren <swarren@...dotorg.org>, Haojian Zhuang <haojian.zhuang@...aro.org>, Shiraz HASHIM <shiraz.hashim@...com>, Patrice CHOTARD <patrice.chotard@...com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Grant Likely <grant.likely@...retlab.ca>, Rob Herring <rob.herring@...xeda.com>, Rob Landley <rob@...dley.net>, Sascha Leuenberger <sascha.leuenberger@...lis.com>, Pierrick Hascoet <pierrick.hascoet@...lis.com>, "devicetree-discuss@...ts.ozlabs.org" <devicetree-discuss@...ts.ozlabs.org>, "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org> Subject: Re: [PATCH 1/2] pinmux: Add TB10x pinmux driver On Tue, Jun 11, 2013 at 9:27 AM, Christian Ruppert <christian.ruppert@...lis.com> wrote: > On Fri, Jun 07, 2013 at 01:18:35PM -0600, Stephen Warren wrote: >> However, then the correlation between these pretend pins (i.e. really >> the groups) and GPIOs won't work, because each "pin" is really 4 pins, >> and hence 4 GPIOs, and hence you won't be able to gpio_get() more than 1 >> GPIO per pin group, I think. > > I agree: Unluckily, pinctrl-single doesn't seem to be what we are looking > for. I agree on this conclusion. > We already have a draft for a native pinctrl driver (see original post) > but there was some disagreement about exposing kernel internal pin > numbering to device tree users. But that is an orthogonal issue I believe. 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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