From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Date: Thu, 13 Nov 2014 10:45:20 +0000 Subject: Re: [PATCH v2 1/4] dt-bindings: simplefb: Specify node location and handoff related properties Message-Id: <20141113104520.GG20972@lukather> MIME-Version: 1 Content-Type: multipart/mixed; boundary="S5HS5MvDw4DmbRmb" List-Id: References: <1415868610-13297-1-git-send-email-hdegoede@redhat.com> In-Reply-To: <1415868610-13297-1-git-send-email-hdegoede@redhat.com> To: linux-arm-kernel@lists.infradead.org --S5HS5MvDw4DmbRmb Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Nov 13, 2014 at 09:50:07AM +0100, Hans de Goede wrote: > Since simplefb nodes do not relate directly to hw typically they have been > placed in the root of the devicetree. As the represent runtime information > having them as sub-nodes of /chosen is more logical, specify this. >=20 > Also specify when to set the chosen stdout-path property to a simplefb no= de. >=20 > For reliable handover to a hardware specific driver, that driver needs to > know which simplefb to unregister when taking over, specify how the hw dr= iver > can find the matching simplefb node. >=20 > Last add some advice on how to fill and use simplefb nodes from a firmware > pov. >=20 > Signed-off-by: Hans de Goede > Acked-by: Geert Uytterhoeven Acked-by: Maxime Ripard Thanks! Maxime --=20 Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --S5HS5MvDw4DmbRmb Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJUZIvAAAoJEBx+YmzsjxAgAswQAKTKad6EYIpFwIe06o7tOisF zrq4r7vcSxyp5LRB/qHUIU2kQQGaL4C3hMI+jItEPmqttaFdmt4a7pquGuRtmq/y X+t0fpEL8gfdhL3xj14GVLZAqzA0xaEO1X8h0kqEw3kCP2QfyP3n0t33yELBmX3m 9dE5nUJqgwKoQSxub/TpBWkDblLGZ/0S+dNfr6vbV0PXIr0j0UyD+6JPFODCo9Fb 41NAChpygoWwWnk6WhFCFm0kgdISZexhtqFUp1wtph4LKMMVvS6/E5/s6lYGa8Hv alKsVJijmZelqWn10MDlGjskeik82WHSnJ6Mlu59gqxnf0Q8PtzVqFfEavCrwMyV LvzwoxsvCXCq7WwR/sWKSj5WuA/O1N7+cXDTczOv4aNtId8Z9kPfRlj6V1yDIl9f 4cNHBv3Je9woVshyvOs38fGVmq+NmGPD0chxEAqCc/hDjG8YSAqSaXAMP9PbPoba jAJniVV4BuSsWMmaIEESn3KF6BgiNTM9a+NXz05+t/ArTXLAUhWlJ5loqYc2sGNZ JVvS1GGdJ+MYOb48XngXSQUOqtHnYYcWCCt+xhUjSrEff8Dt3NLSw8CDq5gR9QbV Gugq892Jm9G8ttas3LCnshhrTIklo8ObCnYu8rHHEb1sM3Irp87GxQzAphCHNS4H 1jqDXfTZkl07Ae+eV2xY =7MD5 -----END PGP SIGNATURE----- --S5HS5MvDw4DmbRmb-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Thu, 13 Nov 2014 11:45:20 +0100 Subject: [PATCH v2 1/4] dt-bindings: simplefb: Specify node location and handoff related properties In-Reply-To: <1415868610-13297-1-git-send-email-hdegoede@redhat.com> References: <1415868610-13297-1-git-send-email-hdegoede@redhat.com> Message-ID: <20141113104520.GG20972@lukather> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Nov 13, 2014 at 09:50:07AM +0100, Hans de Goede wrote: > Since simplefb nodes do not relate directly to hw typically they have been > placed in the root of the devicetree. As the represent runtime information > having them as sub-nodes of /chosen is more logical, specify this. > > Also specify when to set the chosen stdout-path property to a simplefb node. > > For reliable handover to a hardware specific driver, that driver needs to > know which simplefb to unregister when taking over, specify how the hw driver > can find the matching simplefb node. > > Last add some advice on how to fill and use simplefb nodes from a firmware > pov. > > Signed-off-by: Hans de Goede > Acked-by: Geert Uytterhoeven Acked-by: Maxime Ripard Thanks! Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: [PATCH v2 1/4] dt-bindings: simplefb: Specify node location and handoff related properties Date: Thu, 13 Nov 2014 11:45:20 +0100 Message-ID: <20141113104520.GG20972@lukather> References: <1415868610-13297-1-git-send-email-hdegoede@redhat.com> Reply-To: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="S5HS5MvDw4DmbRmb" Return-path: Content-Disposition: inline In-Reply-To: <1415868610-13297-1-git-send-email-hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Hans de Goede Cc: Tomi Valkeinen , Stephen Warren , Jean-Christophe Plagniol-Villard , Grant Likely , Rob Herring , Luc Verhaegen , David Herrmann , Geert Uytterhoeven , linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree , linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org List-Id: devicetree@vger.kernel.org --S5HS5MvDw4DmbRmb Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Nov 13, 2014 at 09:50:07AM +0100, Hans de Goede wrote: > Since simplefb nodes do not relate directly to hw typically they have been > placed in the root of the devicetree. As the represent runtime information > having them as sub-nodes of /chosen is more logical, specify this. >=20 > Also specify when to set the chosen stdout-path property to a simplefb no= de. >=20 > For reliable handover to a hardware specific driver, that driver needs to > know which simplefb to unregister when taking over, specify how the hw dr= iver > can find the matching simplefb node. >=20 > Last add some advice on how to fill and use simplefb nodes from a firmware > pov. >=20 > Signed-off-by: Hans de Goede > Acked-by: Geert Uytterhoeven Acked-by: Maxime Ripard Thanks! Maxime --=20 Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --S5HS5MvDw4DmbRmb Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJUZIvAAAoJEBx+YmzsjxAgAswQAKTKad6EYIpFwIe06o7tOisF zrq4r7vcSxyp5LRB/qHUIU2kQQGaL4C3hMI+jItEPmqttaFdmt4a7pquGuRtmq/y X+t0fpEL8gfdhL3xj14GVLZAqzA0xaEO1X8h0kqEw3kCP2QfyP3n0t33yELBmX3m 9dE5nUJqgwKoQSxub/TpBWkDblLGZ/0S+dNfr6vbV0PXIr0j0UyD+6JPFODCo9Fb 41NAChpygoWwWnk6WhFCFm0kgdISZexhtqFUp1wtph4LKMMVvS6/E5/s6lYGa8Hv alKsVJijmZelqWn10MDlGjskeik82WHSnJ6Mlu59gqxnf0Q8PtzVqFfEavCrwMyV LvzwoxsvCXCq7WwR/sWKSj5WuA/O1N7+cXDTczOv4aNtId8Z9kPfRlj6V1yDIl9f 4cNHBv3Je9woVshyvOs38fGVmq+NmGPD0chxEAqCc/hDjG8YSAqSaXAMP9PbPoba jAJniVV4BuSsWMmaIEESn3KF6BgiNTM9a+NXz05+t/ArTXLAUhWlJ5loqYc2sGNZ JVvS1GGdJ+MYOb48XngXSQUOqtHnYYcWCCt+xhUjSrEff8Dt3NLSw8CDq5gR9QbV Gugq892Jm9G8ttas3LCnshhrTIklo8ObCnYu8rHHEb1sM3Irp87GxQzAphCHNS4H 1jqDXfTZkl07Ae+eV2xY =7MD5 -----END PGP SIGNATURE----- --S5HS5MvDw4DmbRmb--