From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tomi Valkeinen Date: Tue, 18 Mar 2014 06:41:55 +0000 Subject: Re: [PATCH 5/9] Doc/DT: Add DT binding documentation for MIPI DPI Panel Message-Id: <5327EAB3.8080405@ti.com> MIME-Version: 1 Content-Type: multipart/mixed; boundary="IiEVc4tMT8q1jBQnUrSuMGVbheetlKngH" List-Id: References: <1393590016-9361-1-git-send-email-tomi.valkeinen@ti.com> <1393590016-9361-6-git-send-email-tomi.valkeinen@ti.com> <3721050.m43feCICLQ@avalon> In-Reply-To: <3721050.m43feCICLQ@avalon> To: Laurent Pinchart Cc: devicetree@vger.kernel.org, linux-fbdev@vger.kernel.org, Russell King - ARM Linux , Sascha Hauer , Tomasz Figa , dri-devel@lists.freedesktop.org, Inki Dae , Andrzej Hajda , Rob Clark , Thierry Reding , Philipp Zabel , linux-arm-kernel@lists.infradead.org, Sebastian Hesselbarth --IiEVc4tMT8q1jBQnUrSuMGVbheetlKngH Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 17/03/14 16:19, Laurent Pinchart wrote: >> +Generic MIPI DPI Panel >> +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D >> + >> +Required properties: >> +- compatible: "panel-dpi" >> + >> +Optional properties: >> +- label: a symbolic name for the panel >> +- gpios: panel enable gpio and backlight enable gpio >=20 > While integrated in the panel module, the backlight is a separate piece= of=20 > hardware, which could be controlled through other means (I2C for instan= ce).=20 > Wouldn't it be better to add an explicit DT node for the backlight devi= ce and=20 > reference that node from the panel node ? Yes, I agree, but do we have the infrastructure or bindings for that? Ah, I see we now do have a gpio-backlight driver, but it doesn't have DT bindings. Tomi --IiEVc4tMT8q1jBQnUrSuMGVbheetlKngH Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.14 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBAgAGBQJTJ+qzAAoJEPo9qoy8lh71R/0P/3N5qpEut3bGbyfPGd4xtjj9 E13b+bc89sbDTXUevxWaR2rgrqwi+Lt/isCczm5R3af5wHsAFSKC2sTKEz+AtlAu TeilEjRmYmhiVewwU8tM/tWToUu6Qkcke3c6Z6DpDjphqQVPJX5/KoA8TLkUGNoY TeDbktiG/sWHnTAvhp4x7nuEPuAv2xO3Zu9QlYIui7dAo/v2sDElfdtf0IChR3oX r1oXFxYpMom9Oc74yh8LHGzCxEYfc+SRo9nwqIOgXVN673xRensFUbkIh4b0w0wA irSuI2LbwsMvtMVt38TX2+WV/oJKeU/Av5Ge9i02rjC9GOx/ClpujznUSGhJFbaU mLeknL9BJrY55wUCmFv/aG2zud4W4ICvwgcU/jELNx2s4wOfO30IzAnX14dK1Tuc K+ER5A7gfVaSrSNRgVZuQ4kax3sNJtSi+j9VHgFWHq8m2+vk3rD9J8QeMTC0lGkp OMmaexE5MrjYaD1R5Xk13XdG1YSs9hN8Xda42OQyMo5dVcTFyqbaJym7HAAUbegi vqpbc0S63BEK4TGTrhU9fH7VtT2XR51QNIK3gfTjVLtqgzs1QeVWZmQ6hGjh6hN3 TuLZ8Pu152UwbJ8nRYBDIwxWI2jYrpD0W9VJMKPB6+84x5I+zAyxHpsvQduhiYtu FSEFWEeeUAUJvrot/J/g =ACUE -----END PGP SIGNATURE----- --IiEVc4tMT8q1jBQnUrSuMGVbheetlKngH--