From patchwork Tue Nov 7 15:30:58 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lukasz Majewski X-Patchwork-Id: 10048103 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id DA0B5603FA for ; Wed, 8 Nov 2017 09:36:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D141F294AA for ; Wed, 8 Nov 2017 09:36:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C634429576; Wed, 8 Nov 2017 09:36:09 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id CF964294AA for ; Wed, 8 Nov 2017 09:36:08 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A84EB6E646; Wed, 8 Nov 2017 09:35:22 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-out.m-online.net (mail-out.m-online.net [212.18.0.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id F06546E50F for ; Tue, 7 Nov 2017 15:31:20 +0000 (UTC) Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 3yWYLG6P88z1r19V; Tue, 7 Nov 2017 16:31:18 +0100 (CET) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 3yWYLG45XTz1qqkV; Tue, 7 Nov 2017 16:31:18 +0100 (CET) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id 8RUGHED2_hv9; Tue, 7 Nov 2017 16:31:17 +0100 (CET) X-Auth-Info: hB80S6FDsLk5MiUwKOC+VwhtFYb+Agtd7BcbLJpoMns= Received: from localhost.localdomain (89-64-27-66.dynamic.chello.pl [89.64.27.66]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Tue, 7 Nov 2017 16:31:17 +0100 (CET) From: Lukasz Majewski To: Rob Herring Subject: [PATCH v2] display: panel: Add Tianma tm070rvhg71 display support (800x480) Date: Tue, 7 Nov 2017 16:30:58 +0100 Message-Id: <20171107153058.5554-1-lukma@denx.de> X-Mailer: git-send-email 2.11.0 In-Reply-To: References: X-Mailman-Approved-At: Wed, 08 Nov 2017 09:35:18 +0000 Cc: Mark Rutland , devicetree@vger.kernel.org, David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Lukasz Majewski , Rob Herring , Thierry Reding X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Lukasz Majewski Acked-by: Rob Herring --- Changes for v2: - Provide more detailed ./Documentation/devicetree/bindings/display/panel entry to describe this panel device. --- .../bindings/display/panel/tianma,tm070rvhg71.txt | 29 ++++++++++++++++++++++ drivers/gpu/drm/panel/panel-simple.c | 27 ++++++++++++++++++++ 2 files changed, 56 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/tianma,tm070rvhg71.txt diff --git a/Documentation/devicetree/bindings/display/panel/tianma,tm070rvhg71.txt b/Documentation/devicetree/bindings/display/panel/tianma,tm070rvhg71.txt new file mode 100644 index 000000000000..02562867444d --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/tianma,tm070rvhg71.txt @@ -0,0 +1,29 @@ +Tianma Micro-electronics TM070RVHG71 7.0" WXGA TFT LCD panel + +Required properties: +- compatible: should be "tianma,tm070rvhg71 +- power-supply: single regulator to provide the supply voltage +- backlight: phandle of the backlight device attached to the panel + +Required nodes: +- port: LVDS port mapping to connect this display + +This panel needs single power supply voltage. Its backlight is conntrolled +via PWM signal. + +Example: +-------- + +Example device-tree definition when connected to iMX6Q based board + + panel: panel-lvds0 { + compatible = "tianma,tm070rvhg71"; + backlight = <&backlight_lvds>; + power-supply = <®_lvds>; + + port { + panel_in_lvds0: endpoint { + remote-endpoint = <&lvds0_out>; + }; + }; + }; diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 3d2cb8bc4d94..07188dc084df 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -1831,6 +1831,30 @@ static const struct panel_desc tianma_tm070jdhg30 = { .bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG, }; +static const struct display_timing tianma_tm070rvhg71_timing = { + .pixelclock = { 27700000, 29200000, 39600000 }, + .hactive = { 800, 800, 800 }, + .hfront_porch = { 12, 40, 212 }, + .hback_porch = { 88, 88, 88 }, + .hsync_len = { 1, 1, 40 }, + .vactive = { 480, 480, 480 }, + .vfront_porch = { 1, 13, 88 }, + .vback_porch = { 32, 32, 32 }, + .vsync_len = { 1, 1, 3 }, + .flags = DISPLAY_FLAGS_DE_HIGH, +}; + +static const struct panel_desc tianma_tm070rvhg71 = { + .timings = &tianma_tm070rvhg71_timing, + .num_timings = 1, + .bpc = 8, + .size = { + .width = 154, + .height = 86, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG, +}; + static const struct drm_display_mode tpk_f07a_0102_mode = { .clock = 33260, .hdisplay = 800, @@ -2113,6 +2137,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "tianma,tm070jdhg30", .data = &tianma_tm070jdhg30, }, { + .compatible = "tianma,tm070rvhg71", + .data = &tianma_tm070rvhg71, + }, { .compatible = "tpk,f07a-0102", .data = &tpk_f07a_0102, }, {