From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [RFC PATCH v3 6/8] ARM: dts: add pbias-supply Date: Thu, 21 Nov 2013 09:03:51 -0800 Message-ID: <20131121170351.GN10317@atomide.com> References: <20130613174554.GB1403@sirena.org.uk> <1385043627-30439-1-git-send-email-balajitk@ti.com> <1385043627-30439-7-git-send-email-balajitk@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mho-02-ewr.mailhop.org ([204.13.248.72]:27342 "EHLO mho-02-ewr.mailhop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754011Ab3KURDz (ORCPT ); Thu, 21 Nov 2013 12:03:55 -0500 Content-Disposition: inline In-Reply-To: <1385043627-30439-7-git-send-email-balajitk@ti.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Balaji T K Cc: linux-omap@vger.kernel.org, bcousson@baylibre.com, devicetree@vger.kernel.org, linux-mmc@vger.kernel.org, cjb@laptop.org, broonie@kernel.org * Balaji T K [131121 06:21]: > Add pbias-supply to mmc1/sd card. ... > --- a/arch/arm/boot/dts/dra7-evm.dts > +++ b/arch/arm/boot/dts/dra7-evm.dts > @@ -261,6 +261,7 @@ > &mmc1 { > status = "okay"; > vmmc-supply = <&ldo1_reg>; > + pbias-supply = <&pbias_regulator>; > bus-width = <4>; > }; You may not need to patch this in at all. I think the PBIAS is there only for the first slot and it's hardwired so it's always there. If that's the case, then you can just always request it. Or use the compatible flag if needed. Regards, Tony