From mboxrd@z Thu Jan 1 00:00:00 1970 From: tomas.hlavacek-x+rMaJPWets@public.gmane.org Subject: Re: [PATCH RFC] ARM: dts: add support for Turris Omnia Date: Wed, 23 Nov 2016 01:27:31 +0100 Message-ID: <1479860851.10840.11@smtp.gmail.com> References: <20161105203841.9661-1-uwe@kleine-koenig.org> <1479126185.15557.5@smtp.gmail.com> <20161114201640.rr32iyjf5a53v33t@perseus.defre.kleine-koenig.org> <20161114202832.GG24546@lunn.ch> <1479586147.10840.0@smtp.gmail.com> <20161120203037.pd5mhqyjeotileve@perseus.defre.kleine-koenig.org> <1479851991.26813.2@smtp.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Return-path: In-Reply-To: <1479851991.26813.2-TAvD023jEQEN+BqQ9rBEUg@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Uwe =?iso-8859-1?q?Kleine-K=F6nig?= Cc: Andrew Lunn , Mark Rutland , marex-ynQEQJNshbs@public.gmane.org, Jason Cooper , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Rob Herring , Gregory Clement , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Sebastian Hesselbarth List-Id: devicetree@vger.kernel.org Hi Uwe! On Tue, Nov 22, 2016 at 10:59 PM, tomas.hlavacek-x+rMaJPWets@public.gmane.org wrote: > Anyway I took your patch and tried few things: > - add pca9538 interrupt-controller > - add IRQ for 88E1514 PHY - and there is a problem: ... I thought it over and if I am not mistaken this is not going to work anyway, because pca9538 driver causes the GPIO driver to set IRQ_NESTED_THREAD, so we can not simply use one of the GPIO expander pins as IRQ source for 88E1514, because request_irq() on it will fail ultimately. Tomas -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html