From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Horman Subject: Re: [PATCH 6/6] ARM: shmobile: lager: Enable UHS-I SDR-50 Date: Mon, 25 May 2015 14:07:30 +0900 Message-ID: <20150525050727.GA28560@verge.net.au> References: <1431822459.4222.166.camel@xylophone.i.decadent.org.uk> <1431823184.4222.180.camel@xylophone.i.decadent.org.uk> <20150525010724.GD24690@verge.net.au> <87fv6ljokk.wl%kuninori.morimoto.gx@renesas.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from kirsty.vergenet.net ([202.4.237.240]:44507 "EHLO kirsty.vergenet.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751040AbbEYFHe (ORCPT ); Mon, 25 May 2015 01:07:34 -0400 Content-Disposition: inline In-Reply-To: <87fv6ljokk.wl%kuninori.morimoto.gx@renesas.com> Sender: linux-gpio-owner@vger.kernel.org List-Id: linux-gpio@vger.kernel.org To: Kuninori Morimoto Cc: Ben Hutchings , Ian Molton , linux-mmc@vger.kernel.org, linux-sh@vger.kernel.org, linux-gpio@vger.kernel.org, linux-kernel@lists.codethink.co.uk, Sergei Shtylyov On Mon, May 25, 2015 at 04:00:11AM +0000, Kuninori Morimoto wrote: > > Hi Simon > > > On Sun, May 17, 2015 at 01:39:44AM +0100, Ben Hutchings wrote: > > > Add the "1v8" pinctrl state and sd-uhs-sdr50 property to SDHI{0,2}. > > > > > > Signed-off-by: Ben Hutchings > > > --- > > > None of the states includes the CD pins, as they can't be allocated both > > > through pinctrl and as GPIOs. But the Lager manual shows these signals > > > being pulled up to the same variable voltage as the other signals. This > > > might possibly lead to spurious card detect interrupts after switching > > > to 1.8V signalling. > > > > Morimoto-san, > > > > I would appreciate your opinion on this change. > > Ben will send new version patch set if my understanding is correct Thanks, got it.