From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:53560 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727252AbeIUCGh (ORCPT ); Thu, 20 Sep 2018 22:06:37 -0400 Date: Thu, 20 Sep 2018 22:21:22 +0200 From: Pavel Machek To: Ricardo Ribalda Delgado Cc: Sakari Ailus , Mauro Carvalho Chehab , linux-media , LKML , Hans Verkuil , Laurent Pinchart Subject: Re: [PATCH v2 2/4] [media] ad5820: Add support for enable pin Message-ID: <20180920202122.GA30748@amd> References: <20180920161912.17063-2-ricardo.ribalda@gmail.com> <20180920184552.4919-1-ricardo.ribalda@gmail.com> <20180920185405.GA26589@amd> <20180920190855.GC26589@amd> <20180920201420.GA28766@amd> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="8t9RHnE3ZwKMSgU+" Content-Disposition: inline In-Reply-To: <20180920201420.GA28766@amd> Sender: linux-media-owner@vger.kernel.org List-ID: --8t9RHnE3ZwKMSgU+ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > > > > ad5820: dac@0c { > > > > compatible =3D "adi,ad5820"; > > > > reg =3D <0x0c>; > > > > > > > > VANA-supply =3D <&pm8994_l23>; > > > > enable-gpios =3D <&msmgpio 26 GPIO_ACTIVE_HIGH>; > > > > }; > > > > > > Well, I'm sure you could have gpio-based regulator powered from > > > pm8994_l23, and outputting to ad5820. > > > > > > Does ad5820 chip have a gpio input for enable? > >=20 > > xshutdown pin: > > http://www.analog.com/media/en/technical-documentation/data-sheets/AD58= 21.pdf > >=20 > > (AD5820,AD5821, and AD5823 are compatibles, or at least that is waht > > the module manufacturer says :) >=20 > Aha, sorry for the noise. >=20 > 2,3: Acked-by: Pavel Machek And I forgot to mention. If ad5821 and ad5823 are compatible, it would be good to mention it somewhere where it is easy to find... That can save quite a bit of work to someone. Thanks, Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --8t9RHnE3ZwKMSgU+ Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlukAUIACgkQMOfwapXb+vKfkgCaAp3YUw8ANWqeDyzntNg6Sar4 sH0AmQHxE0BGFw/kcXRQXItye37lsY7y =OWrj -----END PGP SIGNATURE----- --8t9RHnE3ZwKMSgU+--