From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sebastian Reichel Subject: Re: [PATCH 1/3] TTY: add support for "tty slave" devices. Date: Thu, 11 Dec 2014 23:41:04 +0100 Message-ID: <20141211224104.GA11666@earth.universe> References: <20141211214801.4127.93914.stgit@notabene.brown> <20141211215943.4127.24792.stgit@notabene.brown> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="qDbXVdCdHGoSgWSk" Return-path: Content-Disposition: inline In-Reply-To: <20141211215943.4127.24792.stgit-wvvUuzkyo1EYVZTmpyfIwg@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: NeilBrown Cc: Grant Likely , Greg Kroah-Hartman , Mark Rutland , Jiri Slaby , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org --qDbXVdCdHGoSgWSk Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, On Fri, Dec 12, 2014 at 08:59:44AM +1100, NeilBrown wrote: > A "tty slave" is a device connected via UART. > It may need a driver to, for example, power the device on > when the tty is opened, and power it off when the tty > is released. >=20 > A "tty slave" is a platform device which is declared as a > child of the uart in device-tree: >=20 > &uart1 { > bluetooth { > compatible =3D "tty,regulator"; > vdd-supply =3D <&vaux4>; > }; > }; >=20 > runtime power management is used to power-up the device > on tty_open() and power-down on tty_release(). >=20 > Signed-off-by: NeilBrown FWIW: Acked-By: Sebastian Reichel -- Sebastian --qDbXVdCdHGoSgWSk Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBCgAGBQJUih19AAoJENju1/PIO/qa5oEP/RY34vy8VJRE3Fez7FB9zX+k GhEmT+Mzn0XHfsYWclVNCAj/1roznRwpw+Gw1QmAW8Z26h/ab9CrIjQpu0idSEMA rhRJSL+a/+TwfdQYc7wPFCqlcCia+zXzrgTJLteWkoN+f8N3YyFILQpZtun9UKb2 J2tkcLu9lU/B2tl8FJ1Oi5yYD4RpZ9oFqiMA/AQM6WbGcmKFK04SY+Pv82fhCtm9 asTHv/Ao95jUIwZsnp4rUumIwxP83+yhJT9JnF1ttLj/OPTcxJOGyQDTKLoqgoVI 7aIZ3Tmx4P/idy95fd60P4bkCa6jgKEjlxgKYe4QCnb2UiiHfWyVQoHxVm5pgM0d hGdtwF2JXvJ3Hom8mDMw3w3yQ2QoYOg7sq9/dpMSZqX1zym0waJmiVFzz26PWY+c Y6SZQCzwtEfY9Ncs96ZYqlZMnetCkCPbkjwVDfTigJpGLGKIuL7SIL0gyU2asO82 7XP2y7+Q+/VjGQmle74K0lG3lmnZ5Bk6k84vuXCSxPJxf1+os2/59394RtCWBkTf omiRExXkGtKDtFqGvnfTSM9BUd3HvwP011ra3R81+nzaQIMQDGtosleHqPHuKZ06 PEQ/KJRHAHY3nI2PYKZNDoWIvxkGnZeXw/8cfHES8arA/BEVhnzkyeW7V+uJYXCh aTI3/pxM7Wt55xIRf3iK =t1+L -----END PGP SIGNATURE----- --qDbXVdCdHGoSgWSk-- -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html