From mboxrd@z Thu Jan 1 00:00:00 1970 From: Linus Walleij Subject: Re: [PATCH v4 1/8] pinctrl: sh-pfc: Implement pinconf power-source param for voltage switching Date: Mon, 24 Aug 2015 10:45:49 +0200 Message-ID: References: <1435683177.23818.60.camel@codethink.co.uk> <1435683239.23818.61.camel@codethink.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: Received: from mail-ob0-f175.google.com ([209.85.214.175]:35810 "EHLO mail-ob0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751980AbbHXIpt (ORCPT ); Mon, 24 Aug 2015 04:45:49 -0400 Received: by obbwr7 with SMTP id wr7so107274352obb.2 for ; Mon, 24 Aug 2015 01:45:49 -0700 (PDT) In-Reply-To: <1435683239.23818.61.camel@codethink.co.uk> Sender: linux-gpio-owner@vger.kernel.org List-Id: linux-gpio@vger.kernel.org To: Ben Hutchings Cc: Ian Molton , Laurent Pinchart , "linux-mmc@vger.kernel.org" , "linux-sh@vger.kernel.org" , "linux-gpio@vger.kernel.org" , linux-kernel@lists.codethink.co.uk, Sergei Shtylyov , Simon Horman , Kuninori Morimoto On Tue, Jun 30, 2015 at 6:53 PM, Ben Hutchings wrote: > The pfc in the R8A7790 (and probably others in the R-Car gen 2 family) > supports switching SDHI signals between 3.3V and 1.8V nominal voltage, > and the SD driver should do that when switching to and from UHS modes. > > Add a flag for pins that have configurable I/O voltage and SoC > operations to get and set the nominal voltage. Implement the pinconf > power-source parameter using these operations. > > Signed-off-by: Ben Hutchings Patch applied with Laurent's ACK. Yours, Linus Walleij