From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Anholt Subject: Re: [PATCH] drm/panel: panel-simple: Support panel-dpi Date: Thu, 07 Mar 2019 10:12:47 -0800 Message-ID: <87pnr2tuxs.fsf@anholt.net> References: <20190307101030.3822-1-maxime.ripard@bootlin.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0805817986==" Return-path: Received: from anholt.net (anholt.net [50.246.234.109]) by gabe.freedesktop.org (Postfix) with ESMTP id 9B4146E144 for ; Thu, 7 Mar 2019 18:12:49 +0000 (UTC) In-Reply-To: <20190307101030.3822-1-maxime.ripard@bootlin.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Maxime Ripard , Maarten Lankhorst , Sean Paul Maxime Ripard Cc: eben@raspberrypi.org, dri-devel@lists.freedesktop.org, Paul Kocialkowski , Thierry Reding , Laurent Pinchart , Thomas Petazzoni List-Id: dri-devel@lists.freedesktop.org --===============0805817986== Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" --=-=-= Content-Type: text/plain Maxime Ripard writes: > The kernel has a device tree binding for panel-dpi which allows for the > panel timings to be described in the device-tree, however it wasn't > supported so far except in a (small) number of KMS drivers that had an > ad-hoc solution for this (omapdrm for example). I'm really in favor of this idea. panel-simple.c is a clear testament to how much could have been done with a small amount of DT describing the hardware. Hoever I don't see how panel-dpi provides the bus flags or bus format, so I don't think this is quite enough. --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE/JuuFDWp9/ZkuCBXtdYpNtH8nugFAlyBXx8ACgkQtdYpNtH8 nuiXSRAAqGvSTTXfEX6MaTetSPZcx8fMcmNiHy+j9Imxv5YmUwrxcY9I9vMrHpuO DGXSfbAKr31L6pkGzbadnXo+yU7Y0+kOUgxZd4HPNR91awAa2ADnj2vbQJkBzSL6 rkHfBg+u1rVdZk9HtnoAYO70KM9c0uvt8KwfPFMWi7a3FOhqqx2HdliR/9KCe3Qd G8onxi1mf6KePQEEhFFn5Z6AmQArWunltx3/M+e4jlHK5AkNUvKSA2qclyFnjeil ocNnhdKzVw1/Ys6okMe+TH8ReI+pEwjgae62uI34yrVz9s2RFbBYegsdOIH7EFwC jmKiyD5xC5ULkLfDR6y3pMMGwX+BrtaiND4bpP5DraqZLx+0CAHXW3Fl2Y/f4RUk P54BD9sPAR1EvXqJdWlSyUYkQ7U36XrM3fL0Zrhi1gpgisi7NMK1sJxU2NS9Wu12 yuGypV7x3IugVh7OyMaPJE89ZcvGnExZ6W1O6AgObH+rCMGHhMu7ao7QW0BP8GoF JlA60lZZ6nNe0wh8mEkSyCR+MGhHqkoxyA0Oi2Rw6vgLoReQQhQ6wMspQfLMG2So lHZNPbS3sB7AnpsGrZlSz69DoRvtTN8E+OBSx/iELJApuXCuk3rv8QZEVd88ynX2 gCyANucJvd24HFcBXN23Po3t0C+gLwGLQZTK3LEUz+hf8mApFI8= =9LTU -----END PGP SIGNATURE----- --=-=-=-- --===============0805817986== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVs IG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlz dHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVs --===============0805817986==--