From patchwork Thu Apr 12 14:37:15 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lukasz Majewski X-Patchwork-Id: 10339595 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 4F839600D0 for ; Fri, 13 Apr 2018 07:04:04 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5054E28692 for ; Fri, 13 Apr 2018 07:04:04 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 45055286D5; Fri, 13 Apr 2018 07:04:04 +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=-5.2 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, 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 781F4286D4 for ; Fri, 13 Apr 2018 07:04:03 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 979486E679; Fri, 13 Apr 2018 07:03:58 +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 5A0076E436 for ; Thu, 12 Apr 2018 14:37:30 +0000 (UTC) Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 40MNm84FLkz1qvV6; Thu, 12 Apr 2018 16:37:28 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 40MNm832bjz1qqyr; Thu, 12 Apr 2018 16:37:28 +0200 (CEST) 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 1fCnbhKIwwTV; Thu, 12 Apr 2018 16:37:27 +0200 (CEST) X-Auth-Info: cbJoZlUtFaoBgEa6PVfKbgUItrPsC1k4rkwEX7HIiSY= Received: from localhost.localdomain (85-222-111-42.dynamic.chello.pl [85.222.111.42]) (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; Thu, 12 Apr 2018 16:37:26 +0200 (CEST) From: Lukasz Majewski To: Rob Herring , Mark Rutland , Thierry Reding , David Airlie , Rob Herring Subject: [PATCH] display: panel: Add KOE tx14d24vm1bpa display support (320x240) Date: Thu, 12 Apr 2018 16:37:15 +0200 Message-Id: <20180412143715.6828-1-lukma@denx.de> X-Mailer: git-send-email 2.11.0 X-Mailman-Approved-At: Fri, 13 Apr 2018 07:03:53 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Lukasz Majewski MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP This commit adds support for KOE's 5.7" display. Signed-off-by: Lukasz Majewski Reviewed-by: Rob Herring --- .../bindings/display/panel/koe,tx14d24vm1bpa.txt | 42 ++++++++++++++++++++++ drivers/gpu/drm/panel/panel-simple.c | 26 ++++++++++++++ 2 files changed, 68 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/koe,tx14d24vm1bpa.txt diff --git a/Documentation/devicetree/bindings/display/panel/koe,tx14d24vm1bpa.txt b/Documentation/devicetree/bindings/display/panel/koe,tx14d24vm1bpa.txt new file mode 100644 index 000000000000..be7ac666807b --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/koe,tx14d24vm1bpa.txt @@ -0,0 +1,42 @@ +Kaohsiung Opto-Electronics Inc. 5.7" QVGA (320 x 240) TFT LCD panel + +Required properties: +- compatible: should be "koe,tx14d24vm1bpa" +- backlight: phandle of the backlight device attached to the panel +- power-supply: single regulator to provide the supply voltage + +Required nodes: +- port: Parallel 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 iMX53 based board + + lcd_panel: lcd-panel { + compatible = "koe,tx14d24vm1bpa"; + backlight = <&backlight_lcd>; + power-supply = <®_3v3>; + + port { + lcd_panel_in: endpoint { + remote-endpoint = <&lcd_display_out>; + }; + }; + }; + +Then one needs to extend the dispX node: + + lcd_display: disp1 { + + port@1 { + reg = <1>; + + lcd_display_out: endpoint { + remote-endpoint = <&lcd_panel_in>; + }; + }; + }; diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 62314085b635..45e61af936e0 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -1245,6 +1245,29 @@ static const struct panel_desc innolux_zj070na_01p = { }, }; +static const struct display_timing koe_tx14d24vm1bpa_timing = { + .pixelclock = { 5580000, 5850000, 6200000 }, + .hactive = { 320, 320, 320 }, + .hfront_porch = { 30, 30, 30 }, + .hback_porch = { 30, 30, 30 }, + .hsync_len = { 1, 5, 17 }, + .vactive = { 240, 240, 240 }, + .vfront_porch = { 6, 6, 6 }, + .vback_porch = { 5, 5, 5 }, + .vsync_len = { 1, 2, 11 }, + .flags = DISPLAY_FLAGS_DE_HIGH, +}; + +static const struct panel_desc koe_tx14d24vm1bpa = { + .timings = &koe_tx14d24vm1bpa_timing, + .num_timings = 1, + .bpc = 6, + .size = { + .width = 115, + .height = 86, + }, +}; + static const struct display_timing kyo_tcg121xglp_timing = { .pixelclock = { 52000000, 65000000, 71000000 }, .hactive = { 1024, 1024, 1024 }, @@ -2155,6 +2178,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "innolux,zj070na-01p", .data = &innolux_zj070na_01p, }, { + .compatible = "koe,tx14d24vm1bpa", + .data = &koe_tx14d24vm1bpa, + }, { .compatible = "kyo,tcg121xglp", .data = &kyo_tcg121xglp, }, {