From nobody Mon Jun 29 23:23:18 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2BB9AC433EF for ; Mon, 31 Jan 2022 19:15:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1359335AbiAaTPt (ORCPT ); Mon, 31 Jan 2022 14:15:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46988 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230501AbiAaTPq (ORCPT ); Mon, 31 Jan 2022 14:15:46 -0500 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8C5DDC061714 for ; Mon, 31 Jan 2022 11:15:45 -0800 (PST) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: detlev) with ESMTPSA id 72D6E1F43762 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1643656544; bh=i6NoQVTbHUwZf0ykWHZ3AvGskHzTGTNtrPr+Ww5Wn0U=; h=From:To:Cc:Subject:Date:From; b=om+tgMrCX/R+n21Wps8deYGtCbx09zhvvOcAvwUyvgxKNiv8ckczPc+69wGtiKoVJ fLPVDx7C95Fvqbdx/2dInP72R0d0d9S5jNZNkuAH3jWocUpI1c2t7cz2OXqG6lR7mc 3EUfGZinbLF7T/ZoUmYjhSK9EYSjl3N/0vNGX+m2NktCC7+p2R1t8YgWtAzrR8F3n7 qGbmENxodSMq0ymJxiwn1dKNtSte0yXtXEPDsibGZr229yCT9YFLSvv++Za2hdiOOx WBbSFzaUDAcCeKw6+/3Y6HjyScghs6DdS1y6GWJpIM384u4qPCt/NHLCB4NFvCOHig 6xz8O5++87hwQ== From: Detlev Casanova To: linux-kernel@vger.kernel.org Cc: Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , dri-devel@lists.freedesktop.org, Dave Stevenson , Detlev Casanova Subject: [PATCH] drm/panel-simple: Add a timing for the Raspberry Pi 7" panel Date: Mon, 31 Jan 2022 14:15:17 -0500 Message-Id: <20220131191517.30249-1-detlev.casanova@collabora.com> X-Mailer: git-send-email 2.35.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Dave Stevenson The Raspberry Pi 7" 800x480 panel uses a Toshiba TC358762 DSI to DPI bridge chip, so there is a requirement for the timings to be specified for the end panel. Add such a definition. Signed-off-by: Dave Stevenson Signed-off-by: Detlev Casanova --- drivers/gpu/drm/panel/panel-simple.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/p= anel-simple.c index 0c8786ebffd1..c4696626b75d 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -3013,6 +3013,31 @@ static const struct panel_desc qishenglong_gopher2b_= lcd =3D { .connector_type =3D DRM_MODE_CONNECTOR_DPI, }; =20 +static const struct drm_display_mode raspberrypi_7inch_mode =3D { + .clock =3D 25979400 / 1000, + .hdisplay =3D 800, + .hsync_start =3D 800 + 2, + .hsync_end =3D 800 + 2 + 2, + .htotal =3D 800 + 2 + 2 + 46, + .vdisplay =3D 480, + .vsync_start =3D 480 + 7, + .vsync_end =3D 480 + 7 + 2, + .vtotal =3D 480 + 7 + 2 + 21, + .flags =3D DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC, +}; + +static const struct panel_desc raspberrypi_7inch =3D { + .modes =3D &raspberrypi_7inch_mode, + .num_modes =3D 1, + .bpc =3D 8, + .size =3D { + .width =3D 154, + .height =3D 86, + }, + .bus_format =3D MEDIA_BUS_FMT_RGB888_1X24, + .connector_type =3D DRM_MODE_CONNECTOR_DSI, +}; + static const struct display_timing rocktech_rk070er9427_timing =3D { .pixelclock =3D { 26400000, 33300000, 46800000 }, .hactive =3D { 800, 800, 800 }, @@ -3958,6 +3983,9 @@ static const struct of_device_id platform_of_match[] = =3D { }, { .compatible =3D "qishenglong,gopher2b-lcd", .data =3D &qishenglong_gopher2b_lcd, + }, { + .compatible =3D "raspberrypi,7inch-dsi", + .data =3D &raspberrypi_7inch, }, { .compatible =3D "rocktech,rk070er9427", .data =3D &rocktech_rk070er9427, --=20 2.35.0