From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: [PATCH v2] ARM: dts: sunxi: Add regulators for LeMaker BananaPi Date: Tue, 18 Aug 2015 17:32:08 +0200 Message-ID: <20150818153208.GF2547@lukather> References: <1438532305-5884-1-git-send-email-public_timo.s@silentcreek.de> <20150803094723.GD2564@lukather> <20150804090224.4B5676C83963@dd34104.kasserver.com> Reply-To: maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="Bqc0IY4JZZt50bUr" Return-path: Content-Disposition: inline In-Reply-To: <20150804090224.4B5676C83963-RzmsueL7+k6AvxNu/8lEInnhMCiq3JZZ@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Timo Sigurdsson Cc: robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, pawel.moll-5wv7dgnIgG8@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org, galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org, linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, wens-jdAy2FN1RRM@public.gmane.org List-Id: devicetree@vger.kernel.org --Bqc0IY4JZZt50bUr Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline On Tue, Aug 04, 2015 at 11:02:24AM +0200, Timo Sigurdsson wrote: > Hi Maxime, > > Maxime Ripard schrieb am 03.08.2015 11:47: > > What regulator provides the 3.3V regulator used in the rest of this DT > > then (MMC, GMAC) ? > > For GMAC, there is a reg_gmac_3v3 defined in sun7i-a20-bananapi.dts [1]. > MMC uses reg_vcc3v3 included from sunxi-common-regulators.dtsi. Am I > missing something? Is this not sufficient? Well, this 3.3v regulator doesn't appear out of nowhere. Most likely, it's either one of the AXP output, or a regulator directly taking the 5v output of the DC plug. Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --Bqc0IY4JZZt50bUr--